Harpers Ferry, WV Radon Mitigation and Testing

Q: What is the average radon level in Harpers Ferry, WV?

Based on 7 user-submitted tests, the average radon level is 6.60 pCi/L.

Q: What EPA Radon Zone is Harpers Ferry in?

Harpers Ferry is in Jefferson County, EPA Zone 1.

Q: How much does radon mitigation cost in Harpers Ferry?

Radon mitigation typically costs between $800 and $2,000. Most standard systems fall in the $1,000-$1,500 range.

Avg: 6.60 pCi/L

Jefferson County

EPA Zone 1

7 user tests

Harpers Ferry is located in Jefferson County, West Virginia. With 7 user-submitted readings averaging 6.60 pCi/L, the area exceeds the EPA's 4.0 pCi/L action threshold, and testing is strongly recommended for homeowners in the 25425 zip code.

6.60

pCi/L average

Above EPA Action Level

Based on 7 user-submitted radon tests for homes in Harpers Ferry, WV. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Harpers Ferry, WV Radon Mitigation

Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

Harpers Ferry, WV Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Harpers Ferry, West Virginia Radon Levels

User-submitted radon test readings from homes in the Harpers Ferry area.

Radon Level	City	Home Age	Foundation	Submitted
6 pCi/L	Harpers Ferry, WV	21-50 Years	Full Basement	Mar 2024
8 pCi/L	Harpers Ferry, WV	0-20 Years	Full Basement	Sep 2022
11 pCi/L	Harpers Ferry, WV	21-50 Years	Full Basement	Jul 2022
5 pCi/L	Harpers Ferry, WV	51-99 Years	No Basement/All Crawl Space	Aug 2020
4 pCi/L	Harpers Ferry, WV	0-20 Years	Full Basement	Jun 2018

Have a radon test result for Harpers Ferry? Submit your reading to help other homeowners.

Harpers Ferry Radon Facts

Key details about the radon risk profile for Harpers Ferry and the 25425 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Jefferson County, WV

Zip Code

25425

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Avg. User Submitted Level

6.60 pCi/L

User Tests Submitted

Harpers Ferry and the 25425 zip code are located in Jefferson County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Harpers Ferry, WV

What is the average radon level in Harpers Ferry, WV?

Based on 7 user-submitted tests, the average radon level in Harpers Ferry is 6.60 pCi/L. This exceeds the EPA's recommended action level of 4.0 pCi/L, and radon testing is recommended for all homes in the area.

What EPA Radon Zone is Harpers Ferry in?

Harpers Ferry and the 25425 zip code are in Jefferson County, which has an EPA assigned Radon Zone of 1. A zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L.

How much does radon mitigation cost in Harpers Ferry?

Radon mitigation in Harpers Ferry typically costs between $800 and $2,000. Most homes with standard basements can be mitigated with a sub-slab depressurization system in the $1,000–$1,500 range. Factors that can increase cost include complex foundations, crawl spaces, or very high radon levels.

Should I test for radon if I'm buying a home in Harpers Ferry?

Yes. Radon testing should be part of every home purchase. A short-term radon test is typically included as part of the home inspection process and costs $150–$250. If elevated levels are found, you can negotiate mitigation as part of the sale.

Most Active Radon Markets in West Virginia

Cities with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
Charles Town	8.10 pCi/L	10
Berkeley Springs	7.70 pCi/L	10
Martinsburg	16.00 pCi/L	8
Harpers Ferry	6.57 pCi/L	7
Ridgeley	9.00 pCi/L	5
Shepherdstown	6.25 pCi/L	4
Kearneysville	5.50 pCi/L	2
Ranson	14.00 pCi/L	1
Morgantown	5.00 pCi/L	1
Charleston	3.00 pCi/L	1