--- title: "Radon Testing & Mitigation in Johnstown, PA | Certified Pros & Local Data" description: "43% of 10,172 basement radon tests in Johnstown, PA were at or above 4 pCi/L (PA DEP data). Find DEP-certified radon testers and mitigators nearby." canonical: https://radonroster.com/pa/city/johnstown-pa/ --- [Pennsylvania](https://radonroster.com/)›[Cities](https://radonroster.com/pa/cities/)›Johnstown # Radon testing & mitigation in Johnstown, PA Johnstown sits in Cambria County. In the PA DEP test dataset, 10,172 basement radon tests carry a Johnstown address. Their median was **3.5 pCi/L**, and **43%** came in at or above EPA's 4 pCi/L action level. Across all of Cambria County it was 43%, and statewide 37%. Even where the average is lower, neighboring houses can test very differently, so every home should be tested. ## Johnstown radon test data Johnstown**43%** Cambria Co.**43%** Statewide**37%** Share of basement tests ≥ 4 pCi/L **3.5**median pCi/L **10,172**tests on record **2**firms based here City figures come from the municipality / mailing-address name in [PA DEP's Radon Test Results](https://data.pa.gov/Energy-and-the-Environment/Radon-Test-Results-September-1986-Current-Annual-C/vkjb-sx3k) (computed 2026-10-11). They count tests, not homes. Below are the PA DEP-certified firms with a business address in Johnstown, then other firms in Cambria County, then mitigation firms in the counties next door. Certified pros often travel, so ask each one whether they cover your street. [**Read the Johnstown radon hiring guide →**](https://radonroster.com/pa/city/johnstown-pa/radon-guide/) (how to verify certification, questions to ask, costs, FAQ) ## Firms based in Johnstown (2) [Mitigation1](#local-mitigation)[Testing1](#local-testing)Labs 0Ordered by town, then name · never by payment ## Radon mitigation (reduction systems) (1 firm) Firms certified to install radon reduction systems. Firms that also test are shown here once. ### Carpenter, Keith ✓ PA DEP certifiedMitigation Johnstown1 certified person #### Address * 124 Old Colony Dr, Johnstown, PA * ✉ [kcarp34@gmail.com](mailto:kcarp34@gmail.com) #### Certified individuals * Carpenter, Keith (mitigation #2037) #### DEP cert IDs mitigation #2037 Source: [DEP list](https://files.dep.state.pa.us/RadiationProtection/RadonDivision/RDPortalFiles/2026/10_01/CountyMitigation.pdf), retrieved 2026-10-11 · [Claim, correct or remove this listing](https://radonroster.com/claim-listing/?firm=F2037) [**Call** (814) 525-0895](tel:8145250895) ## Radon testing (1 firm) ### Schuller, Eric ✓ PA DEP certifiedTesting Johnstown1 certified person #### Address * 337 Russell Ave, Johnstown, PA * ✉ [uncleerc@gmail.com](mailto:uncleerc@gmail.com) #### Certified individuals * Schuller, Eric (testing #3708) #### DEP cert IDs testing #3708 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=F3708) [**Call** (814) 242-4259](tel:8142424259) ## Elsewhere in Cambria County (2) Mitigation 0[Testing2](#county-testing)Labs 0Ordered by town, then name · never by payment ## Radon testing (2 firms) ### Smith, Jeffrey ✓ PA DEP certifiedTesting Ebensburg1 certified person #### Address * 1263 Manor Dr, Ebensburg, PA * ✉ [jeff@jeffsmithinspectionservice.com](mailto:jeff@jeffsmithinspectionservice.com) * [jeffsmithinspectionservice.com](https://jeffsmithinspectionservice.com/) #### Certified individuals * Smith, Jeffrey (testing #2165) #### DEP cert IDs testing #2165 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=F2165) [**Call** (814) 330-9767](tel:8143309767) ### Spicher, Timothy ✓ PA DEP certifiedTesting Nanty Glo1 certified person #### Address * 239 Fords Corner Rd, Nanty Glo, PA * ✉ [tim.spicher@newchapterhi.pro](mailto:tim.spicher@newchapterhi.pro) #### Certified individuals * Spicher, Timothy (testing #3707) #### DEP cert IDs testing #3707 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=F3707) [**Call** (814) 826-1123](tel:8148261123) ## Mitigation firms in neighboring counties (6) ### Helping Solutions LLC ✓ PA DEP certifiedMitigationTestingBlair County Altoona2 certified people #### Address * 3499 Kettle Rd, Altoona, PA * ✉ [helpingsolutions@live.com](mailto:helpingsolutions@live.com) #### Certified individuals * Ake, Justin (testing #2854, mitigation #2854) * Link, Richard (testing #9075) #### DEP cert IDs mitigation #2854 · testing #2854 · testing #3404 · testing #9075 Source: [DEP list](https://files.dep.state.pa.us/RadiationProtection/RadonDivision/RDPortalFiles/2026/10_01/CountyMitigation.pdf) [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=F2854) [**Call** (814) 934-0905](tel:8149340905) ### Blank, Mathew ✓ PA DEP certifiedMitigationWestmoreland County Trafford1 certified person #### Address * 120 Loyola Ln, Trafford, PA * ✉ [precisionradonllc@gmail.com](mailto:precisionradonllc@gmail.com) #### Certified individuals * Blank, Mathew (mitigation #3696) #### DEP cert IDs mitigation #3696 Source: [DEP list](https://files.dep.state.pa.us/RadiationProtection/RadonDivision/RDPortalFiles/2026/10_01/CountyMitigation.pdf), retrieved 2026-10-11 · [Claim, correct or remove this listing](https://radonroster.com/claim-listing/?firm=F3696) [**Call** (724) 515-9414](tel:7245159414) ### Main Street Radon Remediation ✓ PA DEP certifiedMitigationTestingWestmoreland County Irwin1 certified person #### Address * 13610 Lincoln Way, Irwin, PA * ✉ [mainstreetradon@gmail.com](mailto:mainstreetradon@gmail.com) #### Certified individuals * Warhold, Chad (testing #3689, mitigation #3689) #### DEP cert IDs mitigation #3689 · mitigation #3690 · testing #3689 · testing #3690 Source: [DEP list](https://files.dep.state.pa.us/RadiationProtection/RadonDivision/RDPortalFiles/2026/10_01/CountyMitigation.pdf) [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=F3689) [**Call** (724) 744-8006](tel:7247448006) ### Martin, Alexander ✓ PA DEP certifiedMitigationTestingWestmoreland County New Florence1 certified person #### Address * 156 N View Hts, New Florence, PA * ✉ [martinsradonsolutions@gmail.com](mailto:martinsradonsolutions@gmail.com) #### Certified individuals * Martin, Alexander (testing #3631, mitigation #3631) #### DEP cert IDs mitigation #3631 · testing #3631 Source: [DEP list](https://files.dep.state.pa.us/RadiationProtection/RadonDivision/RDPortalFiles/2026/10_01/CountyMitigation.pdf) [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=F3631) [**Call** (814) 418-7158](tel:8144187158) ### Petrill, Jerry A. ✓ PA DEP certifiedMitigationWestmoreland County Greensburg1 certified person #### Address * 290 Forbes Trail Rd, Greensburg, PA * ✉ [gammaenvsvcs@comcast.net](mailto:gammaenvsvcs@comcast.net) #### Certified individuals * Petrill, Jerry A. (mitigation #1801) #### DEP cert IDs mitigation #1801 Source: [DEP list](https://files.dep.state.pa.us/RadiationProtection/RadonDivision/RDPortalFiles/2026/10_01/CountyMitigation.pdf), retrieved 2026-10-11 · [Claim, correct or remove this listing](https://radonroster.com/claim-listing/?firm=F1801) [**Call** (724) 289-8632](tel:7242898632) ### Restoration Contracting Services In ⚠ Name may be cut off in DEP records ✓ PA DEP certifiedMitigationTestingWestmoreland County New Kensington3 certified people #### Address * 720 Anderson St, New Kensington, PA * ✉ [radonmike@rcsrestoration.com](mailto:radonmike@rcsrestoration.com) * [rcsrestoration.com](https://www.rcsrestoration.com/) #### Certified individuals * Angelini, Kenneth (mitigation #7534) * Bonura, Jr., Michael (testing #3219, mitigation #3219) * Bonura, Zeke (mitigation #7650) #### DEP cert IDs mitigation #3219 · mitigation #3220 · mitigation #7534 · mitigation #7650 · testing #3219 Source: [DEP list](https://files.dep.state.pa.us/RadiationProtection/RadonDivision/RDPortalFiles/2026/10_01/CountyMitigation.pdf) [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=F3219) [**Call** (412) 379-3278](tel:4123793278) ## Cambria County radon test data Cambria**43%** Statewide**37%** Share of basement tests ≥ 4 pCi/L **3.4**median basement pCi/L **16,349**basement tests on record **#42**of 67 PA counties by share ≥ 4 First floor: **22%** of 1,016 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. [All Cambria County listings →](https://radonroster.com/pa/county/cambria/) · [Johnstown radon guide](https://radonroster.com/pa/city/johnstown-pa/radon-guide/) **Want firms to contact you?**One request to Johnstown mitigators[Request quotes](https://radonroster.com/get-quotes/?city=johnstown) Our advice ## Before you hire in Johnstown 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 Johnstown. [Request quotes](https://radonroster.com/get-quotes/?city=johnstown)