RVS Radon Mitigation, LLC.
(267) 269-5573✓ Verified October 4, 2026 on the official state list dated October 1, 2026, double-checked against a second state list.
Radon in ZIP code 19104
Last updated
ZIP 19104 lies entirely in Philadelphia County, Pennsylvania. EPA’s radon zone for this area: Zone 3, low potential.
Zone 3 Philadelphia County, PA · 100% of the ZIP’s land area
Predicted average indoor screening level below 2 pCi/L.
What this means for homes in 19104
EPA built its zone map county by county in 1993, so every address in 19104 shares Philadelphia County’s prediction. The zone is a starting point, not a measurement of your house. A Zone 3 prediction is the lowest, but EPA still finds homes above the action level in these areas.
Next: read how to test your home, then check the number with the level calculator.
Radon professionals for 19104
These professionals are listed for Philadelphia County that 19104 falls in. Featured listings are paid placements and are labelled.
Branden Augustine
(267) 538-2292✓ Verified October 4, 2026 on the official state list dated October 1, 2026, double-checked against a second state list.
Bruce D. Lampe
(215) 632-4220✓ Verified October 4, 2026 on the official state list dated October 1, 2026, double-checked against a second state list.
Joseph Yeager
(215) 205-4453✓ Verified October 4, 2026 on the official state list dated October 1, 2026, double-checked against a second state list.
Michael Mazzio
(215) 280-5473✓ Verified October 4, 2026 on the official state list dated October 1, 2026, double-checked against a second state list.
Moises Serrano
(215) 800-9528✓ Verified October 4, 2026 on the official state list dated October 1, 2026, double-checked against a second state list.
Patrick Borkowski
(888) 927-3944✓ Verified October 4, 2026 on the official state list dated October 1, 2026, double-checked against a second state list.
Valueguard USA, Inc.
(215) 860-3150✓ Verified October 4, 2026 on the official state list dated October 1, 2026, double-checked against a second state list.
William Dunn Jr.
(215) 284-1737✓ Verified October 4, 2026 on the official state list dated October 1, 2026, double-checked against a second state list.
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Nearby ZIP codes in Philadelphia County
Pennsylvania radon help
PA Dept. of Environmental Protection, Bureau of Radiation Protection (717-783-3594) can help with test kits, local data and credentialed professionals: www.dep.pa.gov/Business/RadiationProtection/RadonDivision/Pages/Radon-in-the-home.aspx.
Frequently asked questions
What is the radon zone for ZIP code 19104?
ZIP 19104 lies in Philadelphia County, which EPA places in Zone 3 (low potential).
Should I test for radon in 19104?
Yes. EPA recommends testing every home regardless of zone, because radon varies from house to house. Fix the home if a confirmed result is 4 pCi/L or higher, and consider fixing between 2 and 4 pCi/L.
Are there certified radon professionals near 19104?
This page lists 9 professionals for the county that 19104 falls in, each checked against the state's official certification or licence list.
Free checklist · PDF
Radon Test Checklist
A one-page, step-by-step checklist for running a home radon test right the first time, and what to do with the number.
- Short-term vs. long-term test: which to use
- Closed-house conditions and where to place the kit
- What 2, 4 and 8 pCi/L mean and when to fix
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