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Radon Air Testing
CRM-based measurement, deployed professionally, with documentation suited for real estate timelines and lender review.
ELAP-backed reporting
Every home has radon, a colorless, odorless Class A carcinogen gas. We protect Hudson Valley families with NYS certified testing, professional mitigation, and environmental diagnostics.
Call anytime: 855-HV-RADON (855-487-2366)
Comprehensive radon and environmental solutions for your home or business
Professional CRM testing with ELAP-backed reporting and EPA-approved measurement practices.
Complete water analysis to detect radon in your water supply, especially for private well homes.
Active Soil Depressurization Systems designed to remove radon before it enters your living space.
Residential and commercial vapor intrusion solutions for more complex environmental concerns.
Of home radiation comes from radon
Carcinogen known to cause cancer
EPA and NYS DOH action level
Cause of lung cancer in non-smokers
Learn more about radon risks, testing, and how to protect your home.
Trusted by homeowners and professionals across the Hudson Valley.
Michael did an incredibly thorough and professional job remediating a radon issue in a home we just purchased. He walked us through our concerns and I would continue to recommend him.Brian Melia
Michael is incredibly knowledgeable regarding radon and radioactive materials. He has installed both a radon mitigation system and a radon water removal system.Laurie Ciula
Very positive experience from the first phone call to the actual mitigation installation. We were given a clear set of solutions and a specific plan to address them.Satisfied Homeowner
Hudson Valley Radon is locally owned and professionally certified by the New York State Department of Health, NRSB, NRPP, AARST, and the Indoor Environments Association.
We support homeowners, architects, engineers, inspectors, attorneys, lenders, and institutions with defensible radon testing and mitigation work.
We are the only NYSDOH approved radon laboratory in Dutchess County, ELAP #11923, authorized to deploy CRM devices.
Serving communities across New York, Connecticut, and Massachusetts.
Poughkeepsie, Fishkill, Beacon and more
Cold Spring, Carmel, Mahopac and more
Newburgh, Middletown, Monroe and more
New Paltz, Kingston, Woodstock and more
Peekskill, Mt. Kisco and more
Hudson, Chatham, Copake and more
Nanuet, Pearl River and more
Hunter, Catskill, Windham and more
Litchfield and Fairfield Counties
Western MA service area
Certified Measurement. Practical Mitigation. Clear answers.
Hudson Valley Radon provides ELAP-certified radon testing, professional mitigation, and clear reporting across New York's Hudson Valley, Connecticut, and Western Massachusetts. Led by Michael Christophides — one of the region's most experienced radon specialists.
Only NYSDOH approved radon lab in Dutchess County.
New York, Connecticut, and Western Massachusetts.
CRM-based testing with lender-ready reporting.
Hudson Valley Risk Snapshot
Risk Marker
EPA and NYS DOH action level for indoor air radon.
Exposure Reality
U.S. homes are estimated to have elevated radon levels.
CRM deployment, lab-backed reporting, and documentation accepted for real estate transactions.
Systems are designed around foundation conditions, venting path, and long-term verification.
Dutchess, Putnam, Orange, Ulster, Westchester, Columbia, Rockland, Greene, Fairfield, Litchfield, and Western MA.
Of average home radiation exposure comes from radon.
NYSDOH, NRSB, NRPP, AARST, IEA, with ELAP-backed testing.
Primary coverage regions across NY, CT, and MA.
A carcinogen classification shared with the most serious known hazards.
Service Catalogue
From CRM-based air testing to full mitigation system design, every service is built on field experience across hundreds of Hudson Valley properties and backed by ELAP #11923 laboratory certification.
CRM-based measurement, deployed professionally, with documentation suited for real estate timelines and lender review.
ELAP-backed reporting
Water analysis for private wells and other groundwater concerns, with remediation guidance when dissolved radon is part of the issue.
Well-water focus
Active Soil Depressurization Systems designed to match foundation type, airflow behavior, and the practical realities of the property.
Post-install verification
Commercial and residential vapor intrusion strategies for properties with more complex environmental air concerns.
Residential and commercial
Why Hudson Valley Radon
We operate the only NYSDOH-approved radon laboratory in Dutchess County. Our work is led personally by Michael Christophides — NRPP certified, AARST member, and trusted by home inspectors, real estate attorneys, lenders, and medical professionals throughout the region.
Only NYSDOH approved radon lab in Dutchess County, with reporting that stands up in transactions.
Led by Michael Christophides, with a clearer emphasis on who is accountable for the work.
Trusted by homeowners, inspectors, lenders, attorneys, engineers, and medical professionals.
Reports are kept private and released only to the client unless explicitly directed otherwise.
Field Workflow
Set the testing window and confirm conditions where needed.
Deploy CRM equipment or collect the samples needed to read the property accurately.
Review results, thresholds, and the exact implication of the readings for the property or transaction.
Design, install, and verify the system instead of stopping at the diagnosis.
Why Testing Matters
Radon is a naturally occurring radioactive gas that seeps through foundations, basements, and well water. It's the number one cause of lung cancer among non-smokers — and the only way to know your exposure is to test.
Cause of lung cancer in non-smokers.
Highest carcinogen classification.
EPA and NYS DOH action level.
No smell, no taste, no warning signs before exposure damage builds.
Voices From The Valley
Michael did an incredibly thorough and professional job remediating a radon issue in a home we just purchased. He walked us through our concerns, and I would continue to recommend him.
Michael is incredibly knowledgeable regarding radon and radioactive materials. He has installed both a radon mitigation system and a radon water removal system. 10/10 for sure.
Very positive experience from the first phone call to the actual mitigation installation. We were given a clear set of solutions and a specific plan to address them.
Coverage Map
Who We Support
Whether you're buying a home, closing a transaction, managing a property, or just want peace of mind — we deliver testing and mitigation with reporting that holds up when it matters most.
Next Step
Call, email, or schedule a field visit. Results are typically available within 48 hours, and every report is backed by our ELAP-certified laboratory.
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