Real homes. Real numbers. Real fixes.
Case studies and walk-throughs from radon mitigation jobs across Greater Columbus. Specific addresses anonymized; specific numbers preserved.
How-to · 5 min read
Radon in well water in Licking and Union counties: what to test
On a private well near Granville, Johnstown or Marysville? Why the air test comes first, when a water test is worth it, and how Ohio well radon is treated.
Published November 10, 2026 · Granville
Comparison · 5 min read
Whitehall and Reynoldsburg ranch radon: slab, crawl, basement
Postwar ranches in Whitehall and Reynoldsburg sit on slabs, crawl spaces or basements. How radon gets into each, the fix, EPA reduction ranges and cost.
Published November 3, 2026 · Whitehall
Case study · 6 min read
Old house radon mitigation in Clintonville: a stone basement
An illustrated 1920s Clintonville house with a rubble stone basement: why old walls leak soil gas, what sealing can do, and what an honest guarantee says.
Published October 27, 2026 · Clintonville
Deep dive · 5 min read
Passive radon pipes in new Powell and Marysville homes: 6 myths
New builds in Powell, Lewis Center, Marysville and Plain City often have a radon pipe and no fan. Six myths about that pipe, and what is actually true.
Published October 20, 2026 · Powell
Deep dive · 5 min read
Radon in a Columbus home sale: a guide for buyers and sellers
Buying or selling a Columbus home with radon in play: the Ohio disclosure item, how a sale test must run, who pays for a fix, and what to settle early.
Published October 13, 2026 · Columbus
Data resource · 5 min read
Ohio Shale radon: why Franklin and Delaware counties test high
A uranium-bearing shale runs north to south under Central Ohio. What USGS geology and decades of Ohio test data say about your radon odds near Columbus.
Published October 6, 2026 · Delaware
How-to · 5 min read
Ohio radon license lookup for Columbus homeowners, step by step
Ohio licenses the radon company and the specialist who supervises your install separately. Here is how to confirm both through ODH before you sign.
Published September 29, 2026 · Columbus
How-to · 5 min read
Winter radon testing in Columbus: an October to March plan
Central Ohio homes stay shut and heated for months, which is when a radon test tells you the most. A month-by-month plan from October through March.
Published September 28, 2026 · Columbus
How-to · 5 min read
Free Ohio radon test kit: how to use it in a Columbus home
Order the free kit through ohio.radon.com, place it by the Ohio protocol, close the house 12 hours ahead and mail it fast. Step by step for Columbus.
Published September 19, 2026 · Columbus
How-to · 6 min read
Radon fan replacement in Central Ohio: signs, checks, repair
Flat manometer, chirping alarm or a rattling fan? How to read the gauge, what to check first, and what radon fan replacement involves under Ohio rules.
Published August 22, 2026 · Worthington
How-to · 5 min read
Finishing a basement in Columbus: test for radon first
Test before demo, route the pipe while studs are open, seal before drywall, retest after move-in: the radon order of work for a Columbus basement finish.
Published August 8, 2026 · Upper Arlington
Deep dive · 5 min read
Borderline radon in Columbus: what to do at 2, 3 or 5 pCi/L
EPA says fix at 4 pCi/L and consider it from 2 to 4. How the Ohio testing strategy and your own household settle a borderline Columbus result.
Published July 11, 2026 · Columbus
Case study · 6 min read
Hilliard split-level radon mitigation: basement plus crawl space
An illustrated Hilliard split-level with a partial basement and a crawl wing: how each area is tested, sealed, piped and retested under Ohio rules.
Published June 20, 2026 · Hilliard
Data resource · 6 min read
How to read an Ohio radon test report, section by section
Radon test results explained: what an Ohio report must list, how to read hourly monitor data, when paired devices disagree, and what to do next.
Published June 6, 2026 · Columbus
How-to · 5 min read
Central Ohio radon retest schedule: 24 hours to every two years
The Ohio post-mitigation test window, the two-year rule, and the renovations, fan swaps and basement moves that call for a radon retest sooner.
Published May 23, 2026 · Columbus
How-to · 6 min read
Radon mitigation cost in Columbus: reading a quote line by line
What an Ohio radon mitigation proposal must contain, which line items push a Columbus price up its range, and the red flags to catch before you sign.
Published May 8, 2026 · Columbus
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