Licensed asbestos, lead-based paint, mold, radon & water testing across Chicago and the surrounding 100 miles. AIHA-accredited lab. Call 630-915-9434. Air Asbestos Lead Mold Radon Water Most homes in New Lenox have never been tested for radon - Schedule your certified inspection today." Radon Is a Serious Risk in New Lenox, Illinois Illinois is a high radon zone, and homes in New Lenox, IL are at risk, due to soil conditions and construction methods. Why Illinois Has Some of the Highest Radon Levels in the U.S. Illinois is classified as a Zone 1 Radon State, meaning a high probability of indoor radon levels exceeding 4.0 pCi/L. What Is Radon? (Scientific Overview) Radon is a radioactive noble gas formed from the decay of uranium in soil. It infiltrates structures through: Foundation cracks Sump pits Utility penetrations Crawlspaces and slab joints Once inside, radon accumulates—especially in basements and lower levels. Radon may be detected in elevated levels in up to the third level of a dwelling. Licensed Radon Testing & Mitigation Services in New Lenox, IL Trusted Radon Testing in New Lenox, Illinois If you're searching for licensed, insured environmental testing in New Lenox, Illinois, with experience conducting tests that you need! Look no further: US Environmental Testing is recognized as a leading authority in radon testing, radon detection, and radon mitigation across Illinois, serving residential, commercial, government, healthcare, and educational facilities. Why Choose Us in New Lenox, Illinois “We are Illinois’ leading environmental testing authority (2026) operating under EPA, ANSI, HUD, and OSHA-aligned protocols.” Trusted across Illinois. We operate under strict adherence to protocols outlined by the following Federal Agencies: American National Standard Institute (ANSI) HUD Environmental Protocols Illinois Emergency Management Agency, Department of Homeland Security (IEMA) Indoor Environments Association (IEA) National Emission Standards for Hazardous Air Pollutants (NESHAP) OSHA & NIOSH Safety Frameworks United States, Environmental Protection Agency (USEPA) National Institute for Occupational Safety and Health (NIOSH) United States Occupational Safety and Health Administration (OSHA) Our Services in New Lenox, Illinois Asbestos Containing Materials (ACM) - Building Inspections Residential Asbestos Containing Materials (ACM) - Building Inspections Real Estate Asbestos Containing Materials (ACM) - Building Inspections Commercial Asbestos Containing Materials (ACM) - Building Inspections Lead-Based-Paint Risk Assessment & Lead-Based-Paint Sampling Residential Fungal Spore 'Mold' Risk Assessments Real Estate Fungal Spore 'Mold' Inspections Commercial Fungal Spore 'Mold' Risk Assessments Commercial Fungal Spore 'Mold' Inspections Residential Radon Testing Real Estate Radon Testing Commercial Radon Testing Industrial Radon Testing Daycare Radon Testing, Residential & Commercial Radon Mitigation System Design Post-Mitigation Radon Testing Serving New Lenox, Illinois and Nearby Areas & Regions: Service Areas We proudly serve Tinley Park, Illinois and surrounding suburbs and EPA Regions What Makes Us Different Compliance-First Approach We don't just test - we ensure full regulatory alignment. Scientific Precision Advanced monitoring equipment and calibrated data analysis. Multi-Sector Expertise Residential Capital Improvement (CI) Commercial Education Government Healthcare Industrial Illinois Radon Laws & Compliance (2026) Real Estate Transactions: Radon disclosure is required Testing is strongly recommended during inspection Schools: Illinois law recommends testing every 5 years Results often reported to state authorities Daycares: Required at time of initial DCFS license issuance and every 3 years for compliance (DCFS) Asbestos Asbestos inspection New Lenox, IL Asbestos survey commercial New Lenox, IL Asbestos testing near me New Lenox, IL Mold Mold inspection New Lenox, IL Black mold testing New Lenox, IL Basement mold inspection New Lenox, IL Lead Lead paint testing New Lenox, IL Lead risk assessment New Lenox, ILL Lead inspection daycare New Lenox, IL Schedule Radon Testing in Tinley Park, Illinois 📞 630-915-9434 📧 info@usenvi.com 🌐 www.usenvi.com "Fast. Accurate. Experienced. Knowledgeable." Blog Ph: 630-915-9434 Request Quote

Licensed asbestos, lead-based paint, mold, radon & water testing across Chicago and the surrounding 100 miles. AIHA-accredited lab. Call 630-915-9434. Air Asbestos Lead Mold Radon Water Test-only. No remediation. No conflict of interest. Radon levels in your county Improved radon gas mapping finds nearly 25% of Americans are living in highest risk areas Learn More Here The Importance of Radon Testing Radon: The Silent Killer Asbestos Testing Blog 331-462-2711 Request Quote

Licensed asbestos, lead-based paint, mold, radon & water testing across Chicago and the surrounding 100 miles. AIHA-accredited lab. Call 331-462-2711 Inspector's Views Result of improper ventilation and/or moisture infiltration into closed spaces 금형 평가: 곰팡이는 어디에 [곰팡이] 있음? Photos from recent mold assessments and observations of water infiltration. Mold Assessment: Moisture meter reading 54.1% RM Bathroom exhaust venting into attic space. Mold remediation Mold remediator cleaning hard surface. Residential flooding: Deteriorated window casing a sign of water infiltration. Fungal spores accumulating. Moisture infiltration at ceiling [peak] intersection, indicates deficiencies with building envelope. Visible compromise in substrate. Efflorescence on foundation wall. An indication of moisture presence. Surface fungal accumulation on a floor one ceiling, from a second floor water leak. 공기 포자 견본 추출 아래층이나 배관 누수 반대쪽 벽에서 설비 누수를 발견할 수 있습니다. 그러한 누출의 그러한 누출 발견의 예는 적외선 열화상 카메라로부터 보여진다. 통 주위의 밀봉이 실패하면 물이 바닥 구멍으로 흘러들어가 고입니다. 확인하지 않으면 누출로 인해 바닥 재료와 낮은 천장 재료가 썩을 수 있습니다. US Environmental Testing LLC는 곰팡이 검사 중에 모든 가정에 대한 포괄적인 적외선 열화상 스캔을 제공하여 이러한 중요한 결함을 밝히고 곰팡이 문제의 원인을 식별하는 데 도움을 줍니다. 수분 침투 평가 Blog Ph: 630-915-9434 Request Quote

Licensed asbestos, lead-based paint, mold, radon & water testing across Chicago and the surrounding 100 miles. AIHA-accredited lab. Call 331-462-2711 Asbestos Lead Mold Radon Water Test-only. No remediation. No conflict of interest. How to Prepare for a Closed-Building Radon Measurement To follow are the steps to follow, before and during a radon measurement by Northern Illinois Radon LLC to properly prepare a building for a closed-building radon measurement. Following these guidelines are important to assure measurement accuracy. Should there be any questions or concerns please contact Northern Illinois Radon LLC for answers and solutions. 1. Keep exterior doors and windows for 12 hours prior to the start of this test, the continual use of exterior doors for normal entry and exit is allowed and expected. Keep all windows, doors and other openings to the outside closed during the testing period. 2. Set the thermostat to 72 Degrees Fahrenheit (plus or minus 5 degrees Fahrenheit) and set to "Auto". Do not change the testing environment in any way, including but not limited to, opening windows, leaving doors open, changing thermostat or fan settings or cause outside air to be introduced into the home. 3. Operation of mechanical systems that draw air out of building may adversely affect the test results. Any test device(s) placed should not be disturbed and the location should not be changed. Report to Northern Illinois Radon LLC any circumstances or events that may cause the conditions outlined above to be violated in any way or manner, and any circumstance that may have an influence of the testing conditions or results. If any of these guidelines are not followed and the test results appear to be incorrect, a re-test may be required. 4. When the radon monitors are placed and test is started, tamper evident seals will be installed on all windows. These should not be removed until the measurement is concluded. 5. Forty-eight (48) hours after the start of the radon measurement, the measurement will conclude and you will have (verbal) results at time of monitor retrieval. A formal report will be prepared within 24 hours and delivered electronically (email, fax), or by mail (upon request). Blog 331-462-2711 Request Quote

Asbestos Containing Materials most commonly found in insulation, Pipes, roofs, wall and floor tile, vinyl flooring, adhesives Asbestos Lead mold radon water Asbestos Containing Materials (ACM) & ACM Building Inspections Asbestos Building Inspection Services Many homes and commercial buildings constructed before 1980 contain asbestos-containing materials. Asbestos may be found in insulation, floor tiles, ceiling materials, pipe coverings, roofing products, and other building components. While asbestos-containing materials may not pose a risk when undisturbed, renovation, demolition, or deterioration can release fibers into the air. Professional asbestos building inspections help identify suspect materials and determine whether laboratory analysis is necessary. A thorough asbestos inspection typically includes: Visual assessment of suspect materials Collection of representative samples Accredited laboratory analysis Detailed inspection reports Recommendations for management or abatement Property owners planning renovations should strongly consider asbestos testing before disturbing older building materials. Blog 331-462-2711 Request Quote

Licensed asbestos, lead-based paint, mold, radon & water testing across Chicago and the surrounding 100 miles. AIHA-accredited lab. Call 331-462-2711 Asbestos Lead mold radon water National standards, compliant care, precise results for air, asbestos, lead-paint, soil, and water —US Environmental. Blog Ph: Call 331-462-2711 Request Quote

Licensed asbestos, lead-based paint, mold, radon & water testing across Chicago and the surrounding 100 miles. AIHA-accredited lab. Call 630-915-9434. Air Asbestos Lead Mold Radon Water Illinois Radon Testing & Mitigation Authority (2026) US Environmental Testing Most homes in Des Plaines have never been tested for radon - Schedule your certified inspection today." Radon Is a Serious Risk in Des Plaines, Illinois Illinois is a high radon zone, and homes in Des Plaines are at risk, due to soil conditions and construction methods. Why Illinois Has Some of the Highest Radon Levels in the U.S. Illinois is classified as a Zone 1 Radon State, meaning a high probability of indoor radon levels exceeding 4.0 pCi/L. What Is Radon? (Scientific Overview) Radon is a radioactive noble gas formed from the decay of uranium in soil. It infiltrates structures through: Foundation cracks Sump pits Utility penetrations Crawlspaces and slab joints Once inside, radon accumulates—especially in basements and lower levels. Radon may be detected in elevated levels in up to the third level of a dwelling. Licensed Radon Testing & Mitigation in Des Plaines, IL Trusted Radon Testing in Des Plaines, Illinois If you're searching for licensed, insured environmental testing in Des Plaines, Illinois, with experience conducting tests that you need! Look no further: US Environmental Testing is recognized as a leading authority in radon testing, radon detection, and radon mitigation across Illinois, serving residential, commercial, government, healthcare, and educational facilities. Why Choose Us in Des Plaines, Illinois “We are Illinois’ leading environmental testing authority (2026) operating under EPA, ANSI, HUD, and OSHA-aligned protocols.” Trusted across Illinois. We operate under strict adherence to protocols outlined by the following Federal Agencies: American National Standard Institute (ANSI) HUD Environmental Protocols Illinois Emergency Management Agency, Department of Homeland Security (IEMA) Indoor Environments Association (IEA) National Emission Standards for Hazardous Air Pollutants (NESHAP) OSHA & NIOSH Safety Frameworks United States, Environmental Protection Agency (USEPA) National Institute for Occupational Safety and Health (NIOSH) United States Occupational Safety and Health Administration (OSHA) Our Services in Des Plaines, Illinois Asbestos Containing Materials (ACM) - Building Inspections Residential Asbestos Containing Materials (ACM) - Building Inspections Real Estate Asbestos Containing Materials (ACM) - Building Inspections Commercial Asbestos Containing Materials (ACM) - Building Inspections Lead-Based-Paint Risk Assessment & Lead-Based-Paint Sampling Residential Fungal Spore 'Mold' Risk Assessments Real Estate Fungal Spore 'Mold' Inspections Commercial Fungal Spore 'Mold' Risk Assessments Commercial Fungal Spore 'Mold' Inspections Residential Radon Testing Real Estate Radon Testing Commercial Radon Testing Industrial Radon Testing Daycare Radon Testing, Residential & Commercial Radon Mitigation System Design Post-Mitigation Radon Testing Serving Des Plaines, Illinois and Nearby Areas & Regions: Service Areas We proudly serve Des Plaines, Illinois and surrounding suburbs and EPA Regions What Makes Us Different Compliance-First Approach We don't just test - we ensure full regulatory alignment. Scientific Precision Advanced monitoring equipment and calibrated data analysis. Multi-Sector Expertise Residential Capital Improvement (CI) Commercial Education Government Healthcare Industrial Illinois Radon Laws & Compliance (2026) Real Estate Transactions: Radon disclosure is required Testing is strongly recommended during inspection Schools: Illinois law recommends testing every 5 years Results often reported to state authorities Daycares: Required at time of initial DCFS license issuance and every 3 years for compliance (DCFS) Asbestos Asbestos inspection Des Plaines, IL Asbestos survey commercial Des Plaines, IL Asbestos testing near me Des Plaines, IL Mold Mold inspection Des Plaines, IL Black mold testing Des Plaines, IL Basement mold inspection Des Plaines, IL Lead Lead paint testing Des Plaines, IL Lead risk assessment Des Plaines, IL Lead inspection daycare Des Plaines, IL Schedule Radon Testing in Des Plaines, Illinois 📞 630-915-9434 📧 info@usenvi.com 🌐 www.usenvi.com "Fast. Accurate. Experienced. Knowledgeable." Blog Ph: 630-915-9434 Request Quote

Licensed asbestos, lead-based paint, mold, radon & water testing across Chicago and the surrounding 100 miles. AIHA-accredited lab. Call 630-915-9434. Air Asbestos Lead Mold Radon Water Radon Is a Serious Risk in Bellwood, Illinois Illinois is a high radon zone, and homes in Bellwood are at risk, due to soil conditions and construction methods. Why Illinois Has Some of the Highest Radon Levels in the U.S. Illinois is classified as a Zone 1 Radon State, meaning a high probability of indoor radon levels exceeding 4.0 pCi/L. What Is Radon? (Scientific Overview) Radon is a radioactive noble gas formed from the decay of uranium in soil. It infiltrates structures through: Foundation cracks Sump pits Utility penetrations Crawlspaces and slab joints Once inside, radon accumulates—especially in basements and lower levels. Radon may be detected in elevated levels in up to the third level of a dwelling. Licensed Radon Testing & Mitigation Services in Bellwood, IL Trusted Radon Testing in Bellwood, Illinois If you're searching for licensed, insured environmental testing in Bellwood, Illinois, with experience conducting tests that you need! Look no further: US Environmental Testing is recognized as a leading authority in radon testing, radon detection, and radon mitigation across Illinois, serving residential, commercial, government, healthcare, and educational facilities. Why Choose Us in Bellwoood, Illinois “We are Illinois’ leading environmental testing authority (2026) operating under EPA, ANSI, HUD, and OSHA-aligned protocols.” Trusted across Illinois. We operate under strict adherence to protocols outlined by the following Federal Agencies: American National Standard Institute (ANSI) HUD Environmental Protocols Illinois Emergency Management Agency, Department of Homeland Security (IEMA) Indoor Environments Association (IEA) National Emission Standards for Hazardous Air Pollutants (NESHAP) OSHA & NIOSH Safety Frameworks United States, Environmental Protection Agency (USEPA) National Institute for Occupational Safety and Health (NIOSH) United States Occupational Safety and Health Administration (OSHA) Our Services in Bellwood, Illinois Asbestos Containing Materials (ACM) - Building Inspections Residential Asbestos Containing Materials (ACM) - Building Inspections Real Estate Asbestos Containing Materials (ACM) - Building Inspections Commercial Asbestos Containing Materials (ACM) - Building Inspections Lead-Based-Paint Risk Assessment & Lead-Based-Paint Sampling Residential Fungal Spore 'Mold' Risk Assessments Real Estate Fungal Spore 'Mold' Inspections Commercial Fungal Spore 'Mold' Risk Assessments Commercial Fungal Spore 'Mold' Inspections Residential Radon Testing Real Estate Radon Testing Commercial Radon Testing Industrial Radon Testing Daycare Radon Testing, Residential & Commercial Radon Mitigation System Design Post-Mitigation Radon Testing Serving Bellwood, Illinois and Nearby Areas & Regions: Service Areas We proudly serve Bellwood, Illinois and surrounding suburbs and EPA Regions Most homes in Bellwood have never been tested for radon - Schedule your certified inspection today." What Makes Us Different Compliance-First Approach We don't just test - we ensure full regulatory alignment. Scientific Precision Advanced monitoring equipment and calibrated data analysis. Multi-Sector Expertise Residential Capital Improvement (CI) Commercial Education Government Healthcare Industrial Illinois Radon Laws & Compliance (2026) Real Estate Transactions: Radon disclosure is required Testing is strongly recommended during inspection Schools: Illinois law recommends testing every 5 years Results often reported to state authorities Daycares: Required at time of initial DCFS license issuance and every 3 years for compliance (DCFS) Asbestos Asbestos inspection Bellwood, IL Asbestos survey commercial Bellwood, IL Asbestos testing near me Bellwood, IL Mold Mold inspection Bellwood, IL Black mold testing Bellwood, IL Basement mold inspection Bellwood, IL Lead Lead paint testing Bellwood, IL Lead risk assessment Bellwood, IL Lead inspection daycare Bellwood, IL Schedule Radon Testing in Bellwoo d, Illinois 📞 630-915-9434 📧 info@usenvi.com 🌐 www.usenvi.com "Fast. Accurate. Experienced. Knowledgeable." Blog Ph: 630-915-9434 Request Quote

Licensed asbestos, lead-based paint, mold, radon & water testing across Chicago and the surrounding 100 miles. AIHA-accredited lab. Call 331-462-2711 Air Asbestos Lead Mold Radon Water Test-only. No remediation. No conflict of interest. Asbestos Containing Material (ACM) Testing & Inspection Services ASBESTOS SERVICES: ACM Survey AHERA Compliance Testing Asbestos Air Monitoring Asbestos Clearance Testing Commercial Asbestos Risk Assessments Industrial Asbestos Survey Asbestos Bulk Sampling s NESHAP Inspections Asbestos Air monitoring Asbestos Clearance Testing School Asbestos Inspections AHERA Compliance Commercial Building Asbestos Assessment Vermiculite Sampling / Assessement Asbestos Building Inspection Services Many homes and commercial buildings constructed before 1980 contain asbestos-containing materials. Asbestos may be found in insulation, floor tiles, ceiling materials, pipe coverings, roofing products, and other building components. While asbestos-containing materials may not pose a risk when undisturbed, renovation, demolition, or deterioration can release fibers into the air. Professional asbestos building inspections help identify suspect materials and determine whether laboratory analysis is necessary. A thorough asbestos inspection typically includes: Visual assessment of suspect materials Collection of representative samples Accredited laboratory analysis Detailed inspection reports Recommendations for management or abatement Property owners planning renovations should strongly consider asbestos testing before disturbing older building materials. Schedule an Asbestos Building Inspection or Limited Sampling in the Chicago Metropolitan area, or any cities below by email or phone today. Lake Zurich Lemont Lombard Maywood Mt. Prospect Naperville New Lenox Oak Brook Oak Park Rolling Meadows Schaumburg Skokie St. Charles Tinley Park Vernon Hills Villa Park Volo Westchester Western Springs Wheaton Wilmette Addison Aurora Barrington Bartlett Batavia Bellwood Bensenville Brookfield Burr Ridge Carol Stream Chicago Cicero Clarendon Hills Des Plaines Downers Grove Evanston Glen Ellyn Hanover Park Highland Park Hinsdale Itasca FAQ - ACM 라돈이란 무엇입니까? Asbestos Testing vs Asbestos Inspection Understanding the Difference Before You Renovate, Demolish, or Purchase a Property How much does asbestos testing cost in Chicago? Costs vary based on the number of samples required, property size, and project scope. Most residential testing projects can be completed quickly with laboratory analysis provided afterward. Can I remove asbestos myself? Illinois regulations may restrict asbestos removal activities. Testing should always be completed before disturbing suspect materials. How long does asbestos testing take? Field sampling is often completed within a few hours. Laboratory turnaround depends on the analysis requested. What materials commonly contain asbestos? Pipe insulation, floor tiles, ceiling texture, roofing materials, siding, drywall compounds, and thermal insulation are common asbestos-containing materials. Schedule an Asbestos Inspection Today US Environmental Testing provides responsive asbestos testing services across the Chicago metropolitan area. Contact us to schedule a certified asbestos inspection and laboratory analysis. Asbestos Testing in Chicago, IL Certified Asbestos Testing and Inspection Services Throughout Chicagoland US Environmental Testing provides professional asbestos testing, asbestos inspections, bulk material sampling, and hazardous material assessments for residential, commercial, industrial, and demolition projects throughout Chicago and the surrounding suburbs. If your property was built before 1980, asbestos-containing materials may be present in insulation, floor tiles, ceiling materials, roofing products, pipe coverings, siding, textured coatings, and other building materials. Our certified inspectors collect representative samples and submit them to accredited laboratories for analysis to determine whether asbestos is present and whether corrective action is required. Why Asbestos Testing Is Important Asbestos fibers become hazardous when disturbed and released into the air. Exposure has been linked to serious respiratory illnesses including: Asbestosis Lung cancer Mesothelioma Testing is recommended before: Renovations Remodeling projects Demolition work Property acquisitions Commercial tenant improvements Insurance claims Our Asbestos Testing Services Residential asbestos inspections Commercial asbestos surveys Demolition asbestos inspections Renovation asbestos inspections Vermiculite testing* Floor tile testing Popcorn ceiling testing Pipe insulation testing Roofing material testing Drywall and joint compound testing What Are the 6 Types of Asbestos? Identification, Characteristics, Common Uses & Health Risks Asbestos is a naturally occurring group of silicate minerals that was widely used throughout the construction, manufacturing, automotive, and industrial industries because of its strength, durability, fire resistance, and insulating properties. There are six recognized types of asbestos, classified into two mineral groups: serpentine and amphibole. Each type has distinct mineral characteristics, fiber structures, and historical commercial applications. Although some types were used extensively in building materials, others are more commonly encountered as naturally occurring mineral contaminants or impurities in commercial products. Asbestos remains an important environmental and occupational health concern because microscopic fibers can become airborne when asbestos-containing materials are damaged, disturbed, improperly handled, or deteriorated. Understanding the six types of asbestos can help property owners, contractors, environmental professionals, and building managers recognize potential hazards and make informed decisions about asbestos inspection and laboratory testing . What Are the Two Main Groups of Asbestos? The six recognized asbestos minerals are divided into two mineralogical classifications: 1. Serpentine Group Chrysotile (white asbestos) 2. Amphibole Group Crocidolite (blue asbestos) Amosite (brown asbestos) Tremolite Anthophyllite Actinolite The primary difference between these groups is their mineral structure and fiber morphology. Chrysotile generally has curved, flexible fibers arranged in layered structures. Amphibole asbestos minerals typically have straighter, more rigid, elongated fibers. Both groups contain asbestos fibers capable of causing serious disease when inhaled. 1. Chrysotile – White Asbestos Mineral classification: Serpentine Chrysotile, commonly referred to as white asbestos, is the most widely used asbestos mineral historically. It was incorporated into thousands of commercial and industrial products, particularly construction materials, because of its flexibility, tensile strength, heat resistance, and ability to be combined with other materials. Unlike amphibole asbestos, chrysotile has a layered mineral structure that produces curved or curly fibers. Physical Characteristics Typically white, grayish-white, or greenish-white. Curved, flexible, and often bundled fibers. Layered serpentine mineral structure. Resistant to heat and many chemical processes. Common Historical Applications Roofing shingles and roofing felts. Vinyl floor tiles and flooring adhesives. Cement siding and asbestos-cement products. Ceiling tiles and acoustic materials. Joint compound and textured wall coatings. Pipe and boiler insulation. Gaskets and industrial sealing materials. Automotive brake linings and clutch components. Health Risks Chrysotile is a known human carcinogen. Inhalation of its fibers has been associated with mesothelioma, lung cancer, and asbestosis. Although chrysotile has historically been described as less bio-persistent than amphibole asbestos, it should never be considered safe to inhale. 2. Crocidolite – Blue Asbestos Mineral classification: Amphibole Crocidolite, commonly known as blue asbestos, is an amphibole mineral recognized for its fine, straight, needle-like fibers. It has historically been considered one of the most hazardous forms of asbestos because its fibers are durable and can remain in lung tissue for extended periods. Crocidolite was used in certain industrial and commercial applications, although its use was considerably less widespread than chrysotile. Physical Characteristics Blue to blue-gray appearance in mineral specimens. Straight, fine, elongated fibers. Rigid amphibole crystal structure. High resistance to chemical degradation. Common Historical Applications Certain spray-applied insulation products. Asbestos-cement products and pipes. Thermal insulation. Industrial heat-resistant materials. Historical gas mask filters. Certain historical filtration applications. Health Risks Crocidolite exposure is strongly associated with mesothelioma and lung cancer. Its durable fibers can persist in the respiratory system following inhalation. Because of its potential health consequences, crocidolite-containing materials require careful professional assessment and appropriate handling. 3. Amosite – Brown Asbestos Mineral classification: Amphibole Amosite, commonly referred to as brown asbestos, is an amphibole asbestos mineral that was historically used in construction and industrial applications, particularly where thermal insulation and fire resistance were required. Amosite fibers are generally straight, brittle, and elongated. The mineral was frequently incorporated into insulation boards and other manufactured building materials. Physical Characteristics Typically brown, gray-brown, or gray-green. Straight, brittle fibers. Amphibole mineral structure. High resistance to heat. Common Historical Applications Thermal insulation. Pipe and boiler insulation. Insulating boards. Ceiling tiles. Fireproofing materials. Commercial building insulation. Industrial equipment insulation. Health Risks Amosite is a carcinogenic asbestos mineral associated with mesothelioma, lung cancer, and asbestosis. Materials containing amosite can release respirable fibers when cut, drilled, broken, sanded, or otherwise disturbed. 4. Tremolite Asbestos Mineral classification: Amphibole Tremolite is an amphibole mineral that occurs naturally in metamorphic rocks and certain mineral deposits. When tremolite develops an asbestos-like fibrous structure, it is classified as tremolite asbestos. Unlike chrysotile and amosite, tremolite was not widely used as a primary commercial asbestos product. Its significance is often related to its occurrence as a contaminant in other mineral materials. Physical Characteristics White, gray, green, or translucent mineral specimens. Can occur in fibrous, elongated, or non-fibrous crystalline forms. Amphibole mineral structure. Fibrous varieties may have straight, needle-like characteristics. Where Tremolite May Be Encountered Naturally occurring mineral deposits. Certain contaminated vermiculite materials. Some talc and other mineral products. Certain geological formations. Occasionally as an impurity in commercial materials. Health Risks Fibrous tremolite is hazardous when inhaled and has been associated with mesothelioma, lung cancer, and asbestosis. An important distinction is that not every tremolite mineral specimen is asbestos. Its classification depends on the mineral's fibrous form and characteristics. 5. Anthophyllite Asbestos Mineral classification: Amphibole Anthophyllite is a naturally occurring amphibole mineral that can develop an asbestos-like fibrous structure. It is less commonly encountered than the major commercial asbestos types. Historically, anthophyllite asbestos had limited industrial applications. It is more frequently discussed in connection with naturally occurring mineral deposits and potential contamination of other materials. Physical Characteristics Typically white, gray, brown, or greenish. Fibrous or elongated crystalline structure. Straight, brittle fibers when present in asbestos form. Amphibole mineral composition. Where Anthophyllite May Be Encountered Naturally occurring mineral deposits. Certain historical insulation products. Some contaminated mineral materials. Certain industrial and construction applications. Health Risks Fibrous anthophyllite is a recognized asbestos hazard. Inhalation can contribute to asbestos-related diseases, including lung cancer, mesothelioma, and asbestosis. As with tremolite, the presence of the mineral anthophyllite does not automatically mean the material contains asbestos. Its physical form and mineralogical characteristics must be evaluated. 6. Actinolite Asbestos Mineral classification: Amphibole Actinolite is an amphibole mineral that occurs naturally in several geological environments. When it develops an asbestos-like fibrous structure, it is classified as actinolite asbestos. Actinolite was not commonly manufactured or marketed as a primary commercial asbestos product. However, fibrous actinolite can occur as a contaminant in certain mineral materials and naturally occurring deposits. Physical Characteristics Typically green, gray-green, or dark green. Can occur as elongated or fibrous crystals. Straight, needle-like fibers in fibrous forms. Amphibole mineral structure. Where Actinolite May Be Encountered Naturally occurring mineral deposits. Certain contaminated mineral products. Some insulation and construction materials. Geological formations containing amphibole minerals. Health Risks Fibrous actinolite is hazardous when inhaled and is associated with asbestos-related diseases, including lung cancer, mesothelioma, and asbestosis. Laboratory identification is necessary to distinguish fibrous actinolite from other amphibole minerals and non-asbestiform mineral varieties. Comparison of the Six Types of Asbestos Asbestos TypeMineral GroupCommon NameFiber Characteristics ChrysotileSerpentineWhiteCurved, flexible CrocidoliteAmphiboleBlueStraight, fine AmositeAmphiboleBrownStraight, brittle TremoliteAmphiboleNo common color designationFibrous or elongated AnthophylliteAmphiboleNo common color designationFibrous or elongated ActinoliteAmphiboleNo common color designationFibrous or elongated Note: Color is not a reliable method of identifying asbestos. Actual identification requires appropriate mineralogical examination. What Health Problems Can Asbestos Exposure Cause? Asbestos exposure is associated with several serious respiratory diseases and cancers. Health effects may not become apparent until many years or decades after exposure. The primary asbestos-related diseases include: Mesothelioma Mesothelioma is an aggressive cancer that develops in the mesothelial lining surrounding certain internal organs, most commonly the lungs (pleura). Asbestos exposure is the principal established cause of malignant mesothelioma. Asbestos-Related Lung Cancer Inhaled asbestos fibers can contribute to the development of lung cancer. Smoking combined with asbestos exposure significantly increases lung cancer risk. Asbestosis Asbestosis is a chronic lung disease caused by inhalation of asbestos fibers. The resulting inflammation and scarring of lung tissue can lead to shortness of breath, reduced lung function, and progressive respiratory impairment. Pleural Diseases Asbestos exposure can cause changes to the pleura, the membrane surrounding the lungs. These conditions may include pleural plaques, pleural thickening, and pleural effusions. The likelihood of developing asbestos-related disease depends on several factors, including the amount of exposure, duration, frequency, fiber characteristics, and individual circumstances. All six recognized asbestos types are considered carcinogenic to humans. Where Is Asbestos Commonly Found in Buildings? Asbestos was incorporated into many construction materials because of its durability, insulating properties, and resistance to heat and fire. Older residential, commercial, industrial, and institutional buildings may contain asbestos-containing materials. Common locations include: Roofing and Exterior Materials Roofing shingles. Roofing felts. Cement siding. Exterior wall panels. Certain roofing adhesives. Interior Building Materials Vinyl floor tiles. Flooring adhesives and mastics. Ceiling tiles. Textured ceiling coatings. Joint compound. Wall plaster. Drywall-related materials. Mechanical and Insulation Systems Pipe insulation. Boiler insulation. HVAC insulation. Duct insulation. Thermal insulation blankets. Gaskets and mechanical seals. Fireproofing and Specialty Materials Spray-applied fireproofing. Insulating boards. Fire-resistant panels. Certain industrial coatings. Asbestos-cement products. The presence of these materials does not automatically mean asbestos is present. Building age, manufacturer, product history, and laboratory findings all help determine whether a material contains asbestos. How Can You Tell If a Material Contains Asbestos? One of the most common misconceptions about asbestos is that it can be identified by its appearance. In reality, asbestos fibers are microscopic and cannot reliably be identified by looking at a building material. Two materials may have identical appearances but completely different compositions. Likewise, materials that appear damaged, discolored, or deteriorated are not necessarily asbestos-containing materials. The only reliable way to establish whether a suspect material contains asbestos is through appropriate sampling and laboratory analysis. Property owners and contractors should avoid disturbing suspected materials until an appropriate assessment has been completed. How Is Asbestos Testing Performed? Professional asbestos testing typically involves an assessment of suspect building materials, appropriate sample collection, and laboratory analysis. The process generally includes the following: 1. Building and Material Assessment An asbestos professional evaluates the building, its age, construction materials, and areas where asbestos-containing products may have been installed. 2. Suspect Material Identification Materials are identified for potential sampling based on their appearance, location, composition, and historical use. 3. Sample Collection Samples are collected using appropriate procedures designed to minimize the release of airborne fibers. Sampling should be performed by qualified professionals in accordance with applicable regulations and project requirements. 4. Laboratory Analysis Samples are submitted to a qualified laboratory for analysis. Common analytical methods include: Polarized Light Microscopy (PLM): A commonly used method for identifying and estimating asbestos content in bulk building material samples. Transmission Electron Microscopy (TEM): A higher-resolution analytical technique that may be appropriate when additional fiber identification or sensitivity is required. The appropriate analytical method depends on the material, project requirements, and applicable regulations. Not every sample requires both methods. 5. Laboratory Results and Reporting Laboratory findings document whether asbestos was identified, the reported type when determined, and the estimated concentration when applicable. Results should be interpreted in the context of the building assessment, material condition, and intended renovation or demolition activities. How many types of asbestos are there? There are six recognized types of asbestos: chrysotile, crocidolite, amosite, tremolite, anthophyllite, and actinolite. They are divided into two groups: serpentine and amphibole . What is the most common type of asbestos? Chrysotile, also known as white asbestos, was historically the most widely used commercial asbestos mineral. It was incorporated into numerous roofing, flooring, insulation, cement, and construction products. Which type of asbestos is considered the most dangerous? Crocidolite is generally considered one of the most hazardous asbestos types because of its fine, durable fibers and strong association with mesothelioma. However, all six types are carcinogenic and should be treated as potential health hazards. Is chrysotile asbestos less dangerous than amphibole asbestos? Chrysotile and amphibole asbestos differ in fiber structure and biological persistence. Amphibole fibers generally remain in lung tissue longer, and exposure may carry a higher mesothelioma risk. However, chrysotile is also a known human carcinogen and is not safe to inhale. Can asbestos be identified by color? No. The terms white, blue, and brown asbestos are historical mineral descriptions, not reliable field identification methods. Asbestos fibers may be microscopic, and building materials frequently contain mixtures of different substances. Can asbestos be found in newer buildings? Yes. Although many asbestos uses have been restricted or banned in the United States, certain legacy products remain in buildings, and some asbestos-containing products have continued to be imported or used in specific applications. Building age alone cannot establish whether asbestos is present. Does asbestos have an odor? No. Asbestos fibers are odorless and cannot be detected by smell. Is asbestos dangerous if the material is not disturbed? Asbestos-containing materials in good condition that remain intact and undisturbed generally present a lower immediate risk of fiber release. However, damaged, deteriorating, or disturbed materials can release fibers into the air. Should I test for asbestos before remodeling my home or commercial property? If suspect materials may be affected by renovation, repair, or demolition, an asbestos assessment should be completed before work begins. Applicable federal, state, and local requirements may also require inspection or testing. Can I collect an asbestos sample myself? Sampling can release asbestos fibers if performed improperly. It is generally best to have suspect materials assessed and sampled by a qualified asbestos professional. Some jurisdictions require specific licensing or certification for asbestos inspection and sampling. When Should You Contact an Asbestos Testing Professional? An asbestos assessment may be appropriate when: Purchasing an older residential or commercial property. Planning a renovation or remodeling project. Preparing a building for demolition. Replacing flooring, roofing, or insulation. Repairing damaged pipe or boiler insulation. Managing commercial or industrial properties. Investigating suspected asbestos-containing materials. Responding to contractor or employee concerns about potential exposure. Early identification can help property owners and project managers make informed decisions, reduce the potential for unnecessary exposure, and plan renovation or demolition activities appropriately. Asbestos in Popcorn Ceilings: Identification, Testing, and Risk Popcorn ceilings installed before 1980 frequently contain asbestos fibers and should be tested before disturbance. How to Identify Asbestos Popcorn Ceilings Visual inspection alone is NOT sufficient. Laboratory testing is required. Testing Process 1.Sample collection by certified inspector 2.Chain-of-custody documentation 3.Laboratory analysis (PLM) Health Risks Disturbing asbestos releases airborne fibers that can be inhaled and cause long-term disease. When You Need Testing •Before renovation •Before demolition •Real estate transactions •Damage or deterioration Professional Testing vs DIY Asbestos Testing DIY kits are unreliable and often rejected in real estate and regulatory environments. Professional Asbestos Testing and Environmental Assessment Identifying asbestos is not simply a matter of determining whether a material looks old or resembles a known asbestos-containing product. Proper assessment requires an understanding of building materials, mineral identification, sampling practices, laboratory methods, and applicable environmental regulations. US Environmental Testing LLC (USENVI) provides environmental testing and assessment services to residential, commercial, industrial, and institutional clients. Whether you are a homeowner, general contractor, property manager, real estate professional, or building owner, understanding potential asbestos hazards is an important part of protecting building occupants and planning responsible property improvements. If you suspect asbestos in your property, avoid disturbing the material and arrange for an appropriate professional assessment. US Environmental Testing (USENVI) Website: https://www.usenvi.com Phone: 331-462-2711 Email: info@usenvi.com Environmental Testing | Professional Assessment | Informed Decisions References and Additional Technical Information The following government and public health resources provide additional information about asbestos mineral classifications, health effects, occupational exposure, and asbestos identification: Agency for Toxic Substances and Disease Registry (ATSDR) – Asbestos and Your Health National Cancer Institute (NCI) – Asbestos Exposure and Cancer Risk U.S. Environmental Protection Agency (EPA) – Risk Evaluation for Asbestos Occupational Safety and Health Administration (OSHA) – Asbestos Safety and Health Information National Institute for Occupational Safety and Health (NIOSH) – Asbestos Information This educational information is not a substitute for an asbestos inspection, laboratory analysis, medical evaluation, or professional exposure assessment. Regulatory requirements vary by project type and jurisdiction. Blog Ph: 331-462-2711 Request Quote

Licensed asbestos, lead-based paint, mold, radon & water testing across Chicago and the surrounding 100 miles. AIHA-accredited lab. Call 630-915-9434. Air Asbestos Lead Mold Radon Water "National standards, compliant care, precise results for water, soil, and air—US Environmental." Call/Text 331-462-2711 - Next Day Appointments DuPage County Service Areas Blog 331-462-2711 Request Quote

Licensed asbestos, lead-based paint, mold, radon & water testing across Chicago and the surrounding 100 miles. AIHA-accredited lab. Call 331-462-2711. Asbestos Mold Radon Water Lead "Fast. Accurate. Experienced. Knowledgeable." Test-only. No remediation. No conflict of interest. Call Today - Test Tomorrow! Click to Call/Schedule Radon Testing Commercial, DCFS, Multi-Family, Real Estate, Residential. Call/Text 331-462-2711 - Same Week Appoinments Free Estimates - Accepts All Insurance What is Radon Gas? What is Radon Remediation? Radon Basics LEARN MORE Residential Measurements LEARN MORE Day Care Centers & Schools LEARN MORE Common Questions LEARN MORE Preparing for the measurement LEARN MORE Our Service Area Addison Aurora Barrington Bartlett Batavia Bellwood Bensenville Brookfield Burr Ridge Carol Stream Chicago Cicero Clarendon Hills Des Plaines Downers Grove Evanston Glen Ellyn Hanover Park Highland Park Hinsdale Itasca Schaumburg Skokie St. Charles Tinley Park Vernon Hills Villa Park Volo Westchester Western Springs Wheaton Wilmette Lake Zurich Lemont Lombard Maywood Mt. Prospect Naperville New Lenox Oak Brook Oak Park Rolling Meadows Types of Radon Tests Initial Radon Test ANSI/AARS - MAH 2023 Protocol for Conducting Measurements of Radon and Radon Decay Products in Homes Follow-up Radon Test ANSI/AARS - MAH 2023 Protocol for Conducting Measurements of Radon and Radon Decay Products in Homes Post-Mitigation Radon Test ANSI/AARS - MAH 2023 Protocol for Conducting Measurements of Radon and Radon Decay Products in Homes Types of Radon Tests Commercial / Education ANSI/AARS - MFLB 2023 Protocol for Conducting Measurements of Radon and Radon Decay Products in Multifamily, School, Commercial and Mixed-Use Buildings Follow-up Radon Test ANSI/AARS - MFLB 2023 Protocol for Conducting Measurements of Radon and Radon Decay Products in Multifamily, School, Commercial and Mixed-Use Buildings Post-Mitigation Radon Test ANSI/AARS - MAH 2023 Protocol for Conducting Measurements of Radon and Radon Decay Products in Homes Radon Testing 48-hour EPA-compliant testing Radon Detection, Short-term & Long-term Real estate certified reports, DCFS Certification Reporting, Home Owners Association Testing and more! Post-Mitigation Verification Confirm reduction below EPA action levels What Makes Us Different Compliance-First Approach We don't just test - we ensure full regulatory alignment Multi-Sector Expertise Capital Improvement (CI) Commercial Education Government Healthcare Home Owner's Associations HUD Industrial Institutional Property Management Real Estate Residential Radon Levels Explained US Environmental Testing is recognized as a leading authority in radon testing, radon detection, and radon mitigation across Illinois, serving residential, commercial, government, healthcare, and educational facilities. Why Illinois Has Some of the Highest Radon Levels in the U.S. Illinois is classified as a Zone 1 Radon State, meaning a high probability of indoor radon levels exceeding 4.0 pCi/L. Contributing Factors: Glacial soil composition Limestone bedrock Seasonal pressure differentials (stack effect) Modern airtight construction practices Illinois Radon Laws & Compliance (2026) Real Estate Transactions: Radon disclosure is required Testing is strongly recommended during inspection Schools: Illinois law recommends testing every 5 years Results often reported to state authorities Daycares: Required at time of initial DCFS license issuance and every 3 years for compliance (DCFS) Radon Testing in Illinois Certified Radon Detection Near You Fast, Accurate, Certified Results If you're searching for radon testing near me, radon inspection in Illinois, or EPA-certified radon detection, US Environmental Testing delivers fast, precise, and fully compliant radon testing services for residential, commercial, and government properties across Illinois. We are industry leaders in radon measurement, indoor air quality testing, and environmental compliance, trusted by homeowners, real estate professionals, schools, healthcare facilities, and commercial property managers. Key Facts Found in homes, schools, and commercial buildings Levels vary by structure—not location alone Only way to detect is through professional testing Illinois is a high-risk radon zone (Zone 1) Residential Radon Testing Real estate transactions (48-hour testing) Homeowner safety testing Pre- and post-mitigation verification Commercial & Industrial Testing Office buildings Warehouses Healthcare facilities Multi-family housing Government & Institutional Testing Schools (K–12 compliance) Daycares (DCFS requirements) Municipal and federal buildings Why US Environmental Testing Outranks the Competition Most companies focus only on “getting the job done.” We dominate because we focus on accuracy, compliance, and authority. prepare for your radon test 다음은 라돈 측정 전과 측정 중에 따라야 할 단계입니다. 또는 에스 환경 테스트 폐쇄된 건물 라돈 측정을 위해 건물을 적절하게 준비합니다. 다음 지침을 따르는 것이 중요합니다. 측정 정확도 . 질문이나 우려 사항이 있으면 연락해 주십시오. 또는 에스 환경 테스트 답과 해결책을 위해. 1. 이 테스트를 시작하기 전 12시간 동안 외부 문과 창문을 유지하십시오. 정상적인 출입을 위해 외부 문을 계속 사용하는 것이 허용되고 예상됩니다. 테스트 기간 동안 모든 창문, 문 및 기타 외부 개구부를 닫아 두십시오. 2. 온도 조절 장치를 화씨 72도(화씨 플러스 또는 마이너스 5도)로 설정하고 "자동"으로 설정합니다. 창문 열기, 문 열어두기, 온도 조절 장치 또는 팬 설정 변경 또는 외부 공기가 집으로 유입되도록 하는 것을 포함하되 이에 국한되지 않습니다. 3. 건물 밖으로 공기를 빼내는 기계 시스템의 작동은 테스트 결과에 부정적인 영향을 미칠 수 있습니다. 배치된 모든 테스트 장치는 방해받지 않아야 하며 위치는 변경해서는 안됩니다. 신고 대상 또는 에스 환경 테스트 위에 설명된 조건을 어떤 식으로든 위반하게 만들 수 있는 상황이나 사건, 테스트 조건이나 결과에 영향을 미칠 수 있는 상황. 이러한 지침 중 따르지 않고 검사 결과가 잘못된 것으로 나타나면 재검사가 필요할 수 있습니다. 4. 라돈 모니터를 배치하고 테스트를 시작하면 변조 방지 씰이 모든 창에 설치됩니다. 측정이 끝날 때까지 제거해서는 안 됩니다. 5. 라돈 측정 시작 후 48시간이 지나면 측정이 종료되고 모니터 검색 시 (구두) 결과가 표시됩니다. 공식 보고서는 24시간 이내에 준비되어 전자(이메일, 팩스) 및 우편(요청 시)으로 전달됩니다. 라돈 측정이 필요하십니까? 또는 에스 환경 테스트 i 귀하의 회사입니다. 단독 주택, 듀플렉스 및 콘도미니엄을 포함하는 주거용 가정 환경 라돈 측정을 전문으로 합니다. 완화 회사를 찾고 있다면 r과 협력합니다. Putable 라돈 저감 회사가 작업을 완료합니다. 부동산 거래에 관여하는 구매자입니까? 마감 전 라돈 측정을 찾고 계십니까? 노던 일리노이 라돈이 해결책입니다. 집을 테스트한 지 2년(또는 그 이상)이 되었습니까? 연락처 북부 일리노이 라돈 가정 검사의 중요성과 라돈의 건강 위험으로부터 가족을 보호하는 방법에 대해 알아보십시오. 다양한 서비스 Northern Illinois Radon을 활용하십시오. 제안 및 집안의 공기가 테스트되었으며 공기 중에 유해한 수준의 라돈이 없음을 확신하고 호흡하십시오! 저희가 제공하는 서비스는 다음과 같습니다. 진단 후속 조치 신축 및 리모델링 사전 및 사후 완화 측정 단기 및 장기 측정 Protect Your Home from Radon — Fast, Accurate, Certified Testing Radon is the leading cause of lung cancer among non-smokers, and it could be present in your home right now. The Environmental Specialist of US Environmental Testing offer professional radon testing and mitigation planning services across Chicagoland and Illinois, delivering accurate results and fast solutions you can trust. Operating according to EPA, ANSI, HUD, and OSHA-aligned protocols. Serving EPA Regions 4,5, and 9. Your trusted contractor for asbestos building inspection and testing, Lead-based paint risk assessment, inspections and sampling, Mold risk assessments, inspections, and sampling, radon detections, Water Quality Testing and quality assurance reporting Radon Testing in Illinois | Certified Radon Detection Near You | US Environmental Testing Fast, Accurate, Certified Results If you're searching for radon testing near me, radon inspection in Illinois, or EPA-certified radon detection, US Environmental Testing delivers fast, precise, and fully compliant radon testing services for residential, commercial, and government properties across Illinois. We are industry leaders in radon measurement, indoor air quality testing, and environmental compliance, trusted by homeowners, real estate professionals, schools, healthcare facilities, and commercial property managers. Key Facts Found in homes, schools, and commercial buildings Levels vary by structure—not location alone Only way to detect is through professional testing Illinois is a high-risk radon zone (Zone 1) Our Radon Testing Services We provide professional-grade radon detection using continuous radon monitors (CRM) and laboratory-verified methods. Residential Radon Testing Real estate transactions (48-hour testing) Homeowner safety testing Pre- and post-mitigation verification Commercial & Industrial Testing Office buildings Warehouses Healthcare facilities Multi-family housing Government & Institutional Testing Schools (K–12 compliance) Daycares (DCFS requirements) Municipal and federal buildings Questions & Answers: Radon Detection Commercial, DCFS, Multi-Family, Real Estate, Residential. What is Radon? Radon is a radioactive noble gas formed from the decay of uranium in soil. It infiltrates structures through: Foundation cracks, Sump pits, Utility penetrations, Crawlspaces and slab joints. Once inside, radon accumulates—especially in basements and lower levels. Health Risks: Why is Radon a Serious Threat? Radon is the #1 cause of lung cancer among non-smokers Linked to thousands of U.S. deaths annually Long-term exposure significantly increases risk There are no immediate symptoms, making testing critical What are Radon Action Levels? Radioactivity (and radon gas) results are measured in units of picocuries (pCi) [per liter of air] in the United States versus the International System of Units (SI), the Becquerel (Bq). A picocurie is a unit of radioactivity that is equivalent to one trillionth of a curie. In Perspective, one cure measures the rate of radioactive decay, specifically 3.7 x 10^10 disintegrations per second. What is an Action Level? The EPA recommends fixing homes when radon levels reach 4 pCi/L (150 Bq/m³) or higher. Since no known level of radon exposure is considered safe, the EPA also urges Americans to consider taking action when levels fall between 2 and 4 pCi/L (75–150 Bq/m³). (epa.gov) . Where does Radon come from? Radon is a natural soil gas. It can not be seen, smelled, or tasted; testing is the only reliable way to determine the concentrations of radon gas in any space. The Illinois Department of Emergency Management (IEMA) has established an action level for radon mitigation when levels radon levels exceed 4.0 pCi/L. Licensed professional radon measurements provide accurate results and help homeowners determine whether mitigation is necessary. Testing is particularly important during real estate transactions, basement finishing projects, and routine home safety evaluations. What Is Radon and Why Testing Is Critical Radon is a colorless, odorless radioactive gas that enters buildings through foundation cracks, sump pits, and soil gas pathways. It is the #1 cause of lung cancer among non-smokers, according to the EPA. What Is Considered a Dangerous Radon Level? 0–2.0 pCi/L → Low risk 2.0–3.9 pCi/L → Moderate risk 4.0+ pCi/L → EPA action level (mitigation recommended) When Should You Test for Radon? Buying or selling a home Every 2 years (recommended) After renovations or foundation changes Before finishing a basement If you’ve never tested before Where to get Radon Testing in Private Schools, Public Schools, and Charter Schools: Radon is a naturally-occurring radioactive gas, and exposure to it can cause lung cancer (radon is the second leading cause of lung cancer in the United States). It comes from the natural decay of uranium found in nearly all rock and soils; it typically moves up through the ground to the air above and into an occupancy through cracks and other holes in the foundation. ANSI/AARST MA-MFLB-2023: Protocol For Conducting Measurements Of Radon And Radon Decay Products In Multifamily, School, Commercial And Multi-Use Buildings details protocols when measuring radon concentrations in residential and non-residential occupancies. US ENVIRONMENTAL TESTING has over ten years' experience and hundreds of measurement projects that have included commercial, mixed use, large buildings and campuses, multi-family, and school buildings. If your organization is preparing an air quality study that may include asbestos, lead-based-paint, mold, radon detection, organic compound detection or water system analysis. Contact US Environmental Testing to request a free quote for services. How does radon detection work? Radon testing measures the concentration of radon gas in your home using short-term or long-term detectors that capture the gas or its radioactive decay products. A radon detector is a device that measures the concentration of radon gas in indoor air, typically reporting results in picocuries per liter (pCi/L). Radon is a naturally occurring radioactive gas that seeps into buildings from the ground, and because it’s colorless and odorless, a detector is the only way to know if it’s present. The EPA recommends taking action if your home’s radon level reaches 4 pCi/L or higher. All radon detectors rely on the same basic physics: radon is radioactive, and as it decays, it releases alpha particles. Detectors capture or count these particles to calculate how much radon is in the air. The differences between detector types come down to how they detect those particles and whether they give you a single reading after days or weeks, or continuous updates in real time. Detectors fall into two broad categories: passive and active. Passive detectors have no electronics or power source. They collect a sample over a set period and then get sent to a lab for analysis. Active detectors are electronic monitors that measure radon continuously and display results on a screen or send them to a phone app. Overview of Radon Testing Radon is a radioactive gas that naturally seeps into homes from soil, rock, and water. It is invisible, odorless, and tasteless, making testing the only way to detect its presence and assess potential health risks, such as lung cancer from long-term exposure . US Environmental Testing Services LLC radon detection services in Illinois Initial radon detection Follow-up radon detection Post-mitigation radon detection How does radon enter my home? Radon's primary entry point is through the soil. The amount of radon in the soil depends upon the soil chemistry and varies among houses and may be affected by weather, soil moisture and porosity, home construction, foundation types, and home pressure. Radon levels vary by region but are present in every State. Radon Levels Explained Radioactivity (and radon gas) results are measured in units of picocuries (pCi) [per liter of air] in the United States versus the International System of Units (SI), the Becquerel (Bq). A picocurie is a unit of radioactivity that is equivalent to one trillionth of a curie. In Perspective, one cure measures the rate of radioactive decay, specifically 3.7 x 10^10 disintegrations per second. What is an Action Level? The EPA recommends fixing homes when radon levels reach 4 pCi/L (150 Bq/m³) or higher. Since no known level of radon exposure is considered safe, the EPA also urges Americans to consider taking action when levels fall between 2 and 4 pCi/L (75–150 Bq/m³). (epa.gov) What are some entry points of radon into my home? Cracks in floors or walls of the foundation ● Gaps in suspended floors ● Openings around sump pumps and drains ● Wall cavities ● Construction joints ● Gaps around service pipes or wires ● Crawl spaces ● The water supply (Radon can affect bodies of water, specifically ground water) How to find radon mitigation services in Illinois? Radon mitigation professionals may be found on the Illinois Emergency Management Website. Northern Illinois Radon LLC and US Environmental Testing provides testing services for our clients and recommendations to trusted mitigation contractors. Who can do a basic radon home test in Illinois? Northern Illinois Radon, a division of US Environmental Testing (usenvi.com), provides professional radon home testing across Illinois. We place certified short-term or long-term radon detectors in your home, analyze the results in an accredited lab, and give you a clear report so you know whether your family is safe — or whether you need radon mitigation. Will my neighbor's radon levels impact the results or levels in my home? No. Radon levels vary from house to house. The only way to know if you have a radon problem is to conduct a test. "...Your home can have elevated levels of radon while your neighbor's home does not. Testing is the only way to determine if you have a problem. Radon testing is easy and inexpensive, and it could save your life. Thousands of lung cancer deaths could be avoided each year if homes with elevated radon underwent changes to reduce radon pollution." [3] Are homes built with radon resistant materials radon proof? The only way to identify if a dwelling has radon present is to conduct a short- or long- term radon test. All buildings will have radon present. Even homes with integrated Radon Resistant New Construction (RRNC), such as passive new construction pipes (PNPs). When explained further, Radon Resistant New Construction (RRNC), is simply the installation of the radon system pipes without the fan. Making the home "radon system ready," but certainly not resistant to its entry. *If buying from a builder, inquire about the reimbursement options available on new RRNC homes that require the home have a fan installed on the home's radon system to make it meet standards. Many builders offer free or discounted mitigation fan installation on new RRNC homes (if necessary). What is the EPA's Action Level for Radon and What Does it Mean? Radon in air is ubiquitous (existing or being everywhere at the same time). Radon is found in outdoor air and in the indoor air of buildings of all kinds. The EPA recommends homes be fixed if the radon level is 4 pCi/L (picocuries per liter) (150 becquerels per meter cubed (Bq/m3)) or more. Because there is no known safe level of exposure to radon, the EPA also recommends that Americans consider fixing their home for radon levels between 2 pCi/L and 4 pCi/L (75 - 150 Bq/m3) . The average indoor radon concentration for America’s homes is about 1.3 pCi/L (50 Bq/m3). It is upon this national average indoor level that the EPA based its estimate of 21,000 radon-related lung cancers a year. The average concentration of radon in outdoor air is .4 pCi/L (15 Bq/m3)or 1/10th of EPA's 4 pCi/L (150 Bq/m3)action level. Note: Countries worldwide have adopted action levels for radon exposures. Most are similar to the 4 pCi/L (150 Bq/m3) action level recommended in the United States. The action level observed should comply with the guidance of the country, state, or other local jurisdiction of authority where the test is being conducted. For more information, review Protocol for Conducting Measurements of Radon and Radon Decay Products in Multifamily, School, Commercial and Mixed-Use Buildings Section 7.1 Action Level Guidance. (ANSI/AARST MA-MFLB-2023) (source: What is EPA's Action Level for Radon and What Does it Mean? | US EPA) What is considered a high/elevated radon level? There is no safe level of radon exposure. Radon gas is measured in picocuries per liter (pCi/L). The current airborne radon level at which the EPA and IEMA recommend action is 4.0 pCi/L. Citations: [1]http://www.epa.gov/schools/guidelinestools/ehguide/downloads/OCHP_Healthy%20SchoolsFactsheet.pdf [2]"A Physician's Guide | Radon | U.S. EPA." U.S. Environmental Protection Agency. http://www.epa.gov/radon/pubs/physic.html#WhatIs (accessed December 24, 2014). [3]"Health Risks | Radon | U.S. EPA." U.S. Environmental Protection Agency. http://www.epa.gov/radon/healthrisks.html (accessed December 24, 2014). Credits: NIR would like to thank the ACS, EPA, InterNACHI, NACHI and UIC for photos and graphs included in the website. I just need a basic radon test to protect my family, who can do this? Protecting your family from radon starts with one phone call. Northern Illinois Radon LLC — part of US Environmental Testing — is your local IEMA-licensed radon measurement professional serving the greater Chicago area and all of Northern Illinois. We have been helping Illinois families breathe safely since 2015. Radon Testing & Mitigation in the United States US Environmental Testing America’s Leading Authority in Radon Detection US Environmental Testing provides nationwide radon testing, radon inspection, and radon mitigation services, serving residential, commercial, government, and institutional clients across the United States. What are the different types of radon detection? Diagnostic measurements: an initial test performed to identify radon levels in a dwelling. Follow-up measurements: a second test performed to confirm levels previously detected; usually performed to verify the results of a home-test kit or to verify another company's test result. Short- and Long- term measurement: Short- term measurements last forty-eight hours to 90-days, while long term measurements tend to last 91 days to one year in duration. Pre- and post- mitigation measurements: a pre-mitigation test may be any test performed prior to mitigation solutions are performed. While post-mitigation testing includes a second test to determine efficacy of the radon mitigation system. The post-mitigation test shall be performed 24 hours to 30-days after the installation and activation of the mitigation system. DCFS Initial & Triennial License Renewal: Need DCFS-compliant radon testing? US Environmental provides certified radon detection for Illinois homes daycares and commercial daycares, ensuring fast results and official reports for your DCFS Licensing Agents. Test Every 3 years What agencies regulate radon testing? EPA Radon Guidelines ANSI/AARST Standards HUD Environmental Protocols Why Radon Is a Nationwide Public Health Issue Radon is present in all 50 states, with elevated levels found in: Illinois Pennsylvania Ohio Colorado Iowa Radon exposure is the leading cause of lung cancer among non-smokers in the U.S. Our Nationwide Radon Services ✔ Radon Testing, Real estate transactions, Residential testing, Commercial and industrial testing ✔ Government & Institutional Services, and Schools (K–12) ✔ Daycares, Healthcare facilities, Federal & municipal buildings Radon Mitigation Professional Radon Mitigation That Works — Guaranteed Reduction If your radon levels exceed EPA limits, US Environmental Testing provides advanced radon mitigation planning, contracting, and installation designed to reduce radon levels quickly, safely, and permanently. Mitigation solutions including high-performance sub-slab depressurization systems engineered to bring radon levels below 2.0 pCi/L in most homes, commercial buildings, day care centers, industrial sites, and government facilities. What is Radon Mitigation? Radon mitigation is the process of removing radon gas from your home or building by controlling airflow and soil gas entry points. The most effective method is: Radon levels above 4.0 pCi/L Failed real estate inspection Basement or crawlspace air concerns Long-term exposure risk concerns Sub-Slab Depressurization (SSD) Creates negative pressure beneath foundation Redirects radon gas safely above roofline Prevents entry into living space Mitigation with Results! Proven Results Significant reduction within 24 hours in most cases How quickly does radon mitigation work? Most radon systems reduce elevated radon within 24 hours. Does radon mitigation require maintenance? Minimal - fan monitoring and occasional inpesection. Can radon return after mitigation ? A properly installed mitigation system will provide continuous protection. Where do you provide radon testing service? National Service Areas (Service Area Map) EPA Region 4 Alabama, Mobile (Statewide) Florida, Tallahassee (Statewide) Georgia, Savanah (Statewide) Indiana, Indianapolis (Statewide) Kentucky, Lexington (Statewide) Mississippi, Jackson (Statewide) North Carolina, Raleigh (Statewide) South Carolina, Columbia (Statewide) EPA Region 5 Illinois, Chicago (Statewide) Indiana, Indianapolis (Statewide) Michigan, Detroit (Statewide) Minnesota, Minneapolis (Statewide) Ohio, Columbus (Statewide) Wisconsin, Madison (Statewide) EPA Region 9 American Samoa, Tafuna (Territory wide) Arizona, Phoenix (Statewide) California, Los Angeles (Statewide) Guam, Dededo (Statewide) Hawaii, Honolulu (All Islands) Nevada, Las Vegas (Statewide) Northern Mariana Islands, Saipan (All Islands) Blog 331-462-2711 Request Quote

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