--- title: "Certified Radon Mitigation & Testing in Venango County, PA | Radon Roster" description: "2 PA DEP-certified radon firms in Venango County: 46% of basement tests at or above 4 pCi/L. Contacts, DEP cert IDs and local data." canonical: https://radonroster.com/pa/county/venango/ --- [Pennsylvania](https://radonroster.com/)›[Counties](https://radonroster.com/pa/counties/)›Venango # Radon testing & mitigation in Venango County, PA 46% of basement tests here came back at or above 4 pCi/L, well above the statewide 37%. That means about one in 2 homes tested needs a fix. ## Venango County radon test data Venango**46%** Statewide**37%** Share of basement tests ≥ 4 pCi/L **3.6**median basement pCi/L **5,018**basement tests on record **#35**of 67 PA counties by share ≥ 4 First floor: **22%** of 800 tests ≥ 4 pCi/L, median 1.5 Source: computed 2026-10-11 from PA DEP's [Radon Test Results, Sept 1986 - Current](https://data.pa.gov/Energy-and-the-Environment/Radon-Test-Results-September-1986-Current-Annual-C/vkjb-sx3k) (data.pa.gov, public domain). Counts tests, not homes: repeat and post-mitigation tests are included. Only a test tells you your home's level. **2 DEP-certified firms** have a business address in Venango County (0 offer mitigation), with 2 certified individuals between them. [Get free quotes](https://radonroster.com/get-quotes/?county=venango) Mitigation 0[Testing2](#testing)Labs 0Ordered by town, then name · never by payment ## Radon testing (2 firms) ### Dillion, Jason ✓ PA DEP certifiedTesting Oil City1 certified person #### Address * 190 Colbert Ave, Oil City, PA * ✉ [jason.dillion@venangocountypa.gov](mailto:jason.dillion@venangocountypa.gov) #### Certified individuals * Dillion, Jason (testing #3659) #### DEP cert IDs testing #3659 Source: [DEP list](https://files.dep.state.pa.us/RadiationProtection/RadonDivision/RDPortalFiles/2026/10_01/CountyTest.pdf), retrieved 2026-10-11 · [Claim, correct or remove this listing](https://radonroster.com/claim-listing/?firm=F3659) [**Call** (814) 671-3303](tel:8146713303) ### Shaw, Dustin ✓ PA DEP certifiedTesting Seneca1 certified person #### Address * 32 S West Blvd, Seneca, PA * ✉ [skywardimageryllc@gmail.com](mailto:skywardimageryllc@gmail.com) #### Certified individuals * Shaw, Dustin (testing #3750) #### DEP cert IDs testing #3750 Source: [DEP list](https://files.dep.state.pa.us/RadiationProtection/RadonDivision/RDPortalFiles/2026/10_01/CountyTest.pdf), retrieved 2026-10-11 · [Claim, correct or remove this listing](https://radonroster.com/claim-listing/?firm=F3750) [**Call** (814) 758-3022](tel:8147583022) ## Neighboring counties [Butler](https://radonroster.com/pa/county/butler/) (12 firms) · [Clarion](https://radonroster.com/pa/county/clarion/) (0 firms) · [Crawford](https://radonroster.com/pa/county/crawford/) (3 firms) · [Forest](https://radonroster.com/pa/county/forest/) (0 firms) · [Mercer](https://radonroster.com/pa/county/mercer/) (0 firms) · [Warren](https://radonroster.com/pa/county/warren/) (1 firms). Firms often serve across county lines. Adjacency from U.S. Census Bureau county adjacency file. ## Hiring a radon pro in Venango County: quick guide With 46% of 5,018 basement tests at or above 4 pCi/L (above the 37% statewide share), Venango County has no locally based mitigation firm, so look at the neighboring counties listed below. * **Verify:** check the firm in the [PA DEP Radon Services Directory](https://www.pa.gov/agencies/dep/programs-and-services/radiation-protection/radon-division/radon-services-directory), ask for the DEP ID ([25 Pa. Code Chapter 240](https://files.dep.state.pa.us/RadiationProtection/BureauOfRadiationProtection/BRPPortalFiles/Chapter_240_2015-04-23.pdf)), or call 800-237-2366. * **Typical cost:** $786-$1,274 for a mitigation system, national range from the [HomeAdvisor cost guide](https://www.homeadvisor.com/cost/environmental-safety/remove-radon-gas/). * **Selling or buying:** PA's seller disclosure form asks about known radon and past tests ([49 Pa. Code § 35.335a](https://www.pacodeandbulletin.gov/secure/pacode/data/049/chapter35/s35.335a.html)). ## Frequently asked questions **How many certified radon mitigation firms are in Venango County?** 0 DEP-certified firms offering mitigation and 2 certified radon firms in total list a business address in Venango County (PA DEP lists dated 10/01/2026). Firms from neighboring counties may also serve the area. **What share of Venango County radon tests are high?** 46% of 5,018 basement tests in PA DEP's records were at or above EPA's 4 pCi/L action level, with a median of 3.6 pCi/L. **How much does radon mitigation cost in Venango County?** We don't have county-specific price data. A national cost guide reports typical installs at $786-$1,274. Get written quotes from DEP-certified mitigators. **Want firms to contact you?**One request to Venango mitigators[Request quotes](https://radonroster.com/get-quotes/?county=venango) Our advice ## Before you hire in Venango 1. Ask for the DEP cert ID and match it to the listing. 2. Get at least two written quotes for mitigation. 3. Retest after the system is installed. PA Radon Hotline **800-237-2366** Typical mitigation cost $786–$1,274 National range (HomeAdvisor). No local price data; quotes vary by foundation type. [Estimate your cost →](https://radonroster.com/radon-mitigation-cost/) ## Want firms to contact you? Send one request to certified mitigators who serve Venango. [Request quotes](https://radonroster.com/get-quotes/?county=venango)