--- title: "Radon Testing & Mitigation in Lancaster, PA | Certified Pros & Local Data" description: "51% of 37,640 basement radon tests in Lancaster, 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/lancaster-pa/ --- [Pennsylvania](https://radonroster.com/)›[Cities](https://radonroster.com/pa/cities/)›Lancaster # Radon testing & mitigation in Lancaster, PA Lancaster sits in Lancaster County. In the PA DEP test dataset, 37,640 basement radon tests carry a Lancaster address. Their median was **4.1 pCi/L**, and **51%** came in at or above EPA's 4 pCi/L action level. Across all of Lancaster County it was 55%, and statewide 37%. Even where the average is lower, neighboring houses can test very differently, so every home should be tested. ## Lancaster radon test data Lancaster**51%** Lancaster Co.**55%** Statewide**37%** Share of basement tests ≥ 4 pCi/L **4.1**median pCi/L **37,640**tests on record **1**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 Lancaster, then other firms in Lancaster County, then mitigation firms in the counties next door. Certified pros often travel, so ask each one whether they cover your street. [**Read the Lancaster radon hiring guide →**](https://radonroster.com/pa/city/lancaster-pa/radon-guide/) (how to verify certification, questions to ask, costs, FAQ) ## Firms based in Lancaster (1) Mitigation 0[Testing1](#local-testing)Labs 0Ordered by town, then name · never by payment ## Radon testing (1 firm) ### Precise Inspecting ✓ PA DEP certifiedTesting Lancaster2 certified people #### Address * 2105 W Ridge Dr, Lancaster, PA * ✉ [bill@preciseinspecting.com](mailto:bill@preciseinspecting.com) * [preciseinspecting.com](https://www.preciseinspecting.com/) #### Certified individuals * Haughery, Bill (testing #3295) * Haughery, Matt (testing #8900) #### DEP cert IDs testing #3295 · testing #3445 · testing #8900 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=F3295) [**Call** (717) 808-5997](tel:7178085997) ## Elsewhere in Lancaster County (8) [Mitigation3](#county-mitigation)[Testing5](#county-testing)Labs 0Ordered by town, then name · never by payment ## Radon mitigation (reduction systems) (3 firms) Firms certified to install radon reduction systems. Firms that also test are shown here once. ### Rjh Radon Mitigation Inc ✓ PA DEP certifiedMitigation Akron2 certified people #### Address * Po Box 91, Akron, PA * ✉ [rjhradonpa@gmail.com](mailto:rjhradonpa@gmail.com) #### Certified individuals * Hoffman, Elliot (mitigation #3058) * Sauder, Keith (mitigation #7582) #### DEP cert IDs mitigation #0565 · mitigation #3058 · mitigation #7582 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=F0565) [**Call** (717) 859-6996](tel:7178596996) ### Fritsch, Andrew ✓ PA DEP certifiedMitigation Ephrata1 certified person #### Address * 110 S Line Rd, Ephrata, PA * ✉ [andrew@bauderbasement.com](mailto:andrew@bauderbasement.com) * [bauderbasement.com](https://bauderbasement.com/) #### Certified individuals * Fritsch, Andrew (mitigation #3541) #### DEP cert IDs mitigation #3541 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=F3541) [**Call** (717) 949-2011](tel:7179492011) ### Jk Mechanical Inc ✓ PA DEP certifiedMitigationTesting Willow Street3 certified people #### Address * 202 W Kendig Rd, Willow Street, PA * ✉ [bshimp@jkmechanical.com](mailto:bshimp@jkmechanical.com) * ✉ [serivce@jkmechanical.com](mailto:serivce@jkmechanical.com) * [jkmechanical.com](https://www.jkmechanical.com/) #### Certified individuals * Salvatore, Alexander (mitigation #7729) * Salvatore, Andrew (mitigation #7730) * Shimp, Brian (testing #3747, mitigation #3747) #### DEP cert IDs mitigation #3747 · mitigation #3748 · mitigation #7729 · mitigation #7730 · testing #3747 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=F3747) [**Call** (717) 464-0111](tel:7174640111) ## Radon testing (5 firms) ### Muehling, Matthew ✓ PA DEP certifiedTesting Elizabethtown1 certified person #### Address * 106 Canvasback Lane, Elizabethtown, PA * ✉ [mgmuehling@gmail.com](mailto:mgmuehling@gmail.com) #### Certified individuals * Muehling, Matthew (testing #2795) #### DEP cert IDs testing #2795 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=F2795) [**Call** (717) 330-5658](tel:7173305658) ### Carrozza, Jr., Anthony ✓ PA DEP certifiedTesting Mount Joy1 certified person #### Address * 770 Fairview Rd, Mount Joy, PA * ✉ [acarrozza369@comcast.net](mailto:acarrozza369@comcast.net) #### Certified individuals * Carrozza, Jr., Anthony (testing #2858) #### DEP cert IDs testing #2858 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=F2858) [**Call** (717) 490-1126](tel:7174901126) ### Risk, Douglas ✓ PA DEP certifiedTesting Peach Bottom1 certified person #### Address * 230 Haines Station Rd, Peach Bottom, PA * ✉ [dcrhomeinspection@gmail.com](mailto:dcrhomeinspection@gmail.com) #### Certified individuals * Risk, Douglas (testing #3599) #### DEP cert IDs testing #3599 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=F3599) [**Call** (717) 519-7845](tel:7175197845) ### Schmidt Iii, Wolfgang ✓ PA DEP certifiedTesting Quarryville1 certified person #### Address * 335 Camargo Rd, Quarryville, PA * ✉ [alliedhomeinspect@gmail.com](mailto:alliedhomeinspect@gmail.com) #### Certified individuals * Schmidt Iii, Wolfgang (testing #3743) #### DEP cert IDs testing #3743 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=F3743) [**Call** (717) 290-6777](tel:7172906777) ### Angelucci, Thomas ✓ PA DEP certifiedTesting Stevens1 certified person #### Address * 424 E Church St, Stevens, PA * ✉ [tom@inspectmyhomenow.com](mailto:tom@inspectmyhomenow.com) * [amerisurehomeinspection.com](https://www.amerisurehomeinspection.com/) #### Certified individuals * Angelucci, Thomas (testing #3283) #### DEP cert IDs testing #3283 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=F3283) [**Call** (717) 413-4582](tel:7174134582) ## Mitigation firms in neighboring counties (17) ### Podolecki, Piotr ✓ PA DEP certifiedMitigationBerks County Alburtis1 certified person #### Address * 11 Timber Dr, Alburtis, PA * ✉ [radongone@ymail.com](mailto:radongone@ymail.com) #### Certified individuals * Podolecki, Piotr (mitigation #2885) #### DEP cert IDs mitigation #2885 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=F2885) [**Call** (484) 547-3496](tel:4845473496) ### Rogers, Keith ✓ PA DEP certifiedMitigationBerks County Douglassville1 certified person #### Address * 305 Cameron Dr, Douglassville, PA * ✉ [supremeradon@gmail.com](mailto:supremeradon@gmail.com) #### Certified individuals * Rogers, Keith (mitigation #3540) #### DEP cert IDs mitigation #3540 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=F3540) [**Call** (610) 575-2775](tel:6105752775) ### S. J. Watras Inc ✓ PA DEP certifiedMitigationBerks County Boyertown1 certified person #### Address * 32 Indian Ln, Boyertown, PA * ✉ [sjwatras@cocast.net](mailto:sjwatras@cocast.net) #### Certified individuals * Cameron, Paul (mitigation #7579) #### DEP cert IDs mitigation #7579 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=F7579) [**Call** (610) 367-5005](tel:6103675005) ### S. J. Watras, Inc. ✓ PA DEP certifiedMitigationTestingBerks County Boyertown3 certified people #### Address * 32 Indian Ln, Boyertown, PA * ✉ [sjwatras@comcast.net](mailto:sjwatras@comcast.net) #### Certified individuals * Berry, James (mitigation #7580) * Watras, Michael (mitigation #7111) * Watras, Stanley J. (testing #1056, mitigation #1056) #### DEP cert IDs mitigation #1056 · mitigation #1057 · mitigation #7111 · mitigation #7580 · testing #1056 · testing #1057 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=F1056) [**Call** (610) 367-5005](tel:6103675005) ### Conrad, Spencer ✓ PA DEP certifiedMitigationTestingChester County Phoenixville1 certified person #### Address * 116 Gay Street #186, Phoenixville, PA * ✉ [spencerconradinspect@gmail.com](mailto:spencerconradinspect@gmail.com) #### Certified individuals * Conrad, Spencer (testing #3020, mitigation #3020) #### DEP cert IDs mitigation #3020 · testing #3020 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=F3020) [**Call** (570) 573-8159](tel:5705738159) ### Gutridge Inspections ✓ PA DEP certifiedMitigationTestingChester County Pottstown1 certified person #### Address * 1614 Laurelwood Rd, Pottstown, PA * ✉ [office@gutridgeinspections.com](mailto:office@gutridgeinspections.com) * [gutridgeinspections.com](https://www.gutridgeinspections.com/) #### Certified individuals * Gutridge, Charles (testing #2973, mitigation #2973) #### DEP cert IDs mitigation #2973 · testing #2973 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=F2973) [**Call** (610) 385-3339](tel:6103853339) ### Safe Shelter Environmental ✓ PA DEP certifiedMitigationTestingChester County West Chester6 certified people #### Address * 7 S Wayne St, West Chester, PA * ✉ [joe@safeshelter.com](mailto:joe@safeshelter.com) * [safeshelter.com](https://safeshelter.com/) #### Certified individuals * Batten Jr, Joseph (testing #3525, mitigation #3525) * Fisicaro, Jesse (mitigation #7713) * Fletcher, Steven (mitigation #7715) * Grant, Joseph (mitigation #7717) * Hughes, Kareem (mitigation #7716) * Tavoni, Matthew (mitigation #7714) #### DEP cert IDs mitigation #0207 · mitigation #3525 · mitigation #7713 · mitigation #7714 · mitigation #7715 · mitigation #7716 · mitigation #7717 · testing #0207 · testing #3525 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=F0207) [**Call** (610) 594-0350](tel:6105940350) ### Enviroquest, Inc. ✓ PA DEP certifiedMitigationTestingDauphin County Harrisburg4 certified people #### Address * 1738 N 3Rd St Ste A, Harrisburg, PA * ✉ [evq@comcast.net](mailto:evq@comcast.net) #### Certified individuals * Durborow, Brent (testing #9068) * Miller, Cory (mitigation #7516) * Staz, Iii, John (testing #1512, mitigation #1512) * Staz, Michael (mitigation #7227) #### DEP cert IDs mitigation #1512 · mitigation #1725 · mitigation #7227 · mitigation #7516 · testing #1512 · testing #1725 · testing #9068 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=F1512) [**Call** (717) 233-6144](tel:7172336144) ### Enviroquest, Inc. ✓ PA DEP certifiedMitigationDauphin County Harrisburg1 certified person #### Address * 1738 N. 3Rd St, Harrisburg, PA * ✉ [evq@comcast.net](mailto:evq@comcast.net) #### Certified individuals * Durborow, Brent (mitigation #7458) #### DEP cert IDs mitigation #7458 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=F7458) [**Call** (717) 233-6144](tel:7172336144) ### Radon, Joseph ✓ PA DEP certifiedMitigationTestingDauphin County Harrisburg1 certified person #### Address * 400 Market St, Harrisburg, PA * ✉ [coonsmj13@gmail.com](mailto:coonsmj13@gmail.com) #### Certified individuals * Radon, Joseph (testing #1234, mitigation #1234) #### DEP cert IDs mitigation #1234 · testing #1234 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=F1234) [**Call** (717) 425-5365](tel:7174255365) ### Sipe, Steven ✓ PA DEP certifiedMitigationTestingDauphin County Halifax1 certified person #### Address * 69 Million Dollar Rd, Halifax, PA * ✉ [csinspect@comcast.net](mailto:csinspect@comcast.net) #### Certified individuals * Sipe, Steven (testing #3287, mitigation #3287) #### DEP cert IDs mitigation #3287 · testing #3287 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=F3287) [**Call** (717) 425-0989](tel:7174250989) ### Zzzz Brp Demo Account ✓ PA DEP certifiedMitigationTestingDauphin County HarrisburgCertified firm #### Address * Po Box 8469, Harrisburg, PA * ✉ [macoons@pa.gov](mailto:macoons@pa.gov) #### Certified individuals * None listed separately #### DEP cert IDs mitigation #9999 · testing #9999 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=F9999) [**Call** (717) 425-5365](tel:7174255365) ### M Webster Construction Inc ✓ PA DEP certifiedMitigationTestingLebanon County Lebanon3 certified people #### Address * 805 Pershing St, Lebanon, PA * ✉ [mark@mwebsterconstruction.com](mailto:mark@mwebsterconstruction.com) * ✉ [mike@mwebsterconstruction.com](mailto:mike@mwebsterconstruction.com) * [mwebsterconstruction.com](https://mwebsterconstruction.com/) #### Certified individuals * Lerch, Jarrod (mitigation #7309) * Webster, Mark (mitigation #7308) * Webster, Michael (testing #2948, mitigation #2948) #### DEP cert IDs mitigation #2948 · mitigation #3064 · mitigation #7308 · mitigation #7309 · testing #2948 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=F2948) [**Call** (717) 274-3158](tel:7172743158) ### Verna, Sr., Edward ✓ PA DEP certifiedMitigationLebanon County Lebanon1 certified person #### Address * 1703 S 5Th Ave, Lebanon, PA * ✉ [radonreductionsystems@gmail.com](mailto:radonreductionsystems@gmail.com) #### Certified individuals * Verna, Sr., Edward (mitigation #2231) #### DEP cert IDs mitigation #2231 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=F2231) [**Call** (717) 274-2541](tel:7172742541) ### Absolute Radon Mitigation, LLC ✓ PA DEP certifiedMitigationTestingYork County York2 certified people #### Address * 800 Locust Grove Rd, York, PA * ✉ [arm\_llc@hotmail.com](mailto:arm_llc@hotmail.com) * ✉ [llc@hotmail.com](mailto:llc@hotmail.com) #### Certified individuals * Richard, Troy (mitigation #7244) * Schlaline, Jeffrey (testing #1965, mitigation #1965) #### DEP cert IDs mitigation #1965 · mitigation #1966 · mitigation #7244 · testing #1965 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=F1965) [**Call** (717) 755-5398](tel:7177555398) ### Levine, Seymour ✓ PA DEP certifiedMitigationTestingYork County New Cumberland1 certified person #### Address * 198 Rose Hill Dr, New Cumberland, PA * ✉ [themitigator@comcast.net](mailto:themitigator@comcast.net) #### Certified individuals * Levine, Seymour (testing #2735, mitigation #2735) #### DEP cert IDs mitigation #2735 · testing #2735 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=F2735) [**Call** (717) 576-9589](tel:7175769589) ### Meyer, Jr., Robert ✓ PA DEP certifiedMitigationTestingYork County Wellsville1 certified person #### Address * 247 Mine Bank Rd, Wellsville, PA * ✉ [bob@centralpennradon.com](mailto:bob@centralpennradon.com) #### Certified individuals * Meyer, Jr., Robert (testing #1800, mitigation #1800) #### DEP cert IDs mitigation #1800 · testing #1800 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=F1800) [**Call** (717) 432-9575](tel:7174329575) ## Lancaster County radon test data Lancaster**55%** Statewide**37%** Share of basement tests ≥ 4 pCi/L **4.7**median basement pCi/L **109,372**basement tests on record **#13**of 67 PA counties by share ≥ 4 First floor: **39%** of 14,553 tests ≥ 4 pCi/L, median 2.7 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 Lancaster County listings →](https://radonroster.com/pa/county/lancaster/) · [Lancaster radon guide](https://radonroster.com/pa/city/lancaster-pa/radon-guide/) **Want firms to contact you?**One request to Lancaster mitigators[Request quotes](https://radonroster.com/get-quotes/?city=lancaster) Our advice ## Before you hire in Lancaster 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 Lancaster. [Request quotes](https://radonroster.com/get-quotes/?city=lancaster)