Radon Testing in Columbus
Short-term (48-hour) testing for real-estate transactions or initial screening, plus 90-day long-term testing for the most accurate picture of household exposure. Testing is performed by NRSB- or NRPP-credentialed Columbus technicians. PDF reports compatible with mortgage and inspection requirements. Columbus sits within our service area for Greater Columbus and Central Ohio, with same-week scheduling typical for routine jobs.
Typical pricing in Columbus
$150-$300
Pricing varies by job specifics. Free phone or on-site quotes; fixed pricing once the technician has assessed the job.
Radon Testing in Columbus: a broad mix of 1880s urban rowhouse neighborhoods, mid-century ranch belts, and 2000s downtown and Short North infill foundations and Columbus-area geology
Radon Testing in Columbus involves short-term (2-7 day) charcoal canister or continuous radon monitor placement on the lowest occupied level, working on the lowest lived-in level of the home where occupants spend more than 4 hours per day. The service is the first step for any home that has not been tested in the last 2 years, for any home being sold, and for any home after a significant foundation, basement, or HVAC modification.
Columbus proper includes some of the oldest housing stock in the metro, from German Village's brick rowhouses on shallow stone foundations to Hilltop and Linden's early-1900s worker housing over full basements, alongside mid-century ranch neighborhoods on standard poured basements. The city sits on the same Devonian-period limestone and shale bedrock that puts all of Franklin County in EPA Zone 1, so elevated readings show up across every one of these housing generations. Downtown's newer condo and infill construction is the exception, since slab-on-grade and structured-parking foundations change the soil-gas entry path entirely. Downtown Columbus sits at the confluence of the Scioto and Olentangy rivers, with the rest of the city spread across the flat glacial till plain typical of central Ohio. Columbus sits on geology that drives elevated regional radon exposure across the Columbus metro, including Franklin County.
Franklin County testing applies across all of EPA Zone 1, but the aged, cracked slabs in Columbus's older neighborhoods are more likely to show an elevated short-term reading than the newer, more uniform poured basements in Dublin and Hilliard, which is why a retest after any slab or foundation repair is standard practice here.
ANSI/AARST MAH-2023 establishes the residential measurement protocol. Closed-house conditions must be maintained throughout short-term testing. The Ohio Department of Health Radon Licensing Program oversees radon program compliance for Columbus, and Ohio licensure under ORC 3723.02 applies to any contractor performing mitigation work in the state.
- County
- Franklin, OH
- Geology
- Regional radon-bearing soils
- EPA action level
- 4.0 pCi/L on long-term average
- Service category
- Testing