| Quick facts | Answer |
|---|---|
| Cost range | $1,200 to $3,000 for a full mitigation system |
| Time | Varies by home - confirm in your quote |
| Who's qualified | Ask for proof of insurance, relevant certifications (e.g., ASE for auto repair), and any license your state or city requires. |
Nicholasville, KY: what's different here
Nicholasville is the seat of Jessamine County, Kentucky, about 11 miles and roughly 17 minutes by car from Lexington via the main highway. The area sits in the Bluegrass region, where a few areas of high radon concentrations have been recorded. Kentucky's near-surface geology is mainly flat-lying limestone, shale, sandstone, siltstone, dolostone, and coal. Local housing stock can include crawl-space foundations, which matters for sump and radon sealing work.
Why does sump pit radon sealing matter in Nicholasville?
A sump pit is an open hole into the ground, and radon moves through soil into homes through openings like this. Sealing the pit helps block that path. A Kentucky radon study found Mississippian limestones, Ordovician limestones, and Devonian black shales had the highest indoor-radon potential in the state.
Is radon a real problem in Jessamine County?
Jessamine County geology materials note that a few areas of high radon concentrations have been recorded in the Bluegrass region, which includes Nicholasville. Kentucky Geological Survey states radon can be a local problem even though it is not widely distributed statewide above the EPA limit of 4 picocuries per liter. Black shale and phosphatic limestone are common uranium-bearing, high-radon-potential rock types in Kentucky.
What should a sump pit radon sealing quote include?
Ask whether the quote covers sealing the sump pit with a gasketed lid, sealing other soil-gas entry points, and any fan or vent pipe work. Also ask about the fan's energy cost, since an active fan draws 100 to 300 watts continuously and can add about $30 to $300 per year to your bill. Get the scope in writing before work starts.
Do Nicholasville homes have crawl spaces that affect the work?
Local housing stock can include crawl-space foundations, which changes how radon entry points are addressed. One Nicholasville property listing shows a crawl space basement type. A contractor should inspect your foundation type before quoting sump pit radon sealing.
What to do next
- Test your home with a radon test kit and compare results to the EPA action level of 4 picocuries per liter.
- Verify the contractor's certification through the Kentucky radon office at radon.ky.gov or 502-782-2782.
- Ask for proof of the contractor's Kentucky license for radon-related services.
- Request a written quote that lists sump pit sealing, entry-point sealing, and fan energy costs.
- Call (859) 249-8571 or email [email protected] for a free quote from a Kentucky-certified (NRPP/NRSB) radon mitigation contractor.
Lexington Radon Pros is a free referral service: an independent contractor does the work and may pay us a referral fee. You never pay us anything.


