Radon by ZIP

Radon in ZIP code 17756

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ZIP 17756 crosses 4 county lines. Most of its land (81.6%) is in Lycoming County, Pennsylvania. EPA’s radon zone for this area: Zone 1, highest potential.

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Zone 1 Lycoming County, PA · 81.6% of the ZIP’s land area

Predicted average indoor screening level above 4 pCi/L.

Zone 1 Northumberland County, PA · 13.5% of the ZIP’s land area

Predicted average indoor screening level above 4 pCi/L.

Zone 1 Montour County, PA · 2.8% of the ZIP’s land area

Predicted average indoor screening level above 4 pCi/L.

Zone 1 Columbia County, PA · 2% of the ZIP’s land area

Predicted average indoor screening level above 4 pCi/L.

What this means for homes in 17756

EPA built its zone map county by county in 1993, so every address in each part of 17756 shares its county’s prediction. The zone is a starting point, not a measurement of your house. Zone 1 areas like this one have a high share of homes above 4 pCi/L, so testing is a priority.

Because 17756 crosses county lines, your county depends on your street. Your property tax bill or county assessor site shows which county you are in. Next: read how to test your home, then check the number with the level calculator.

Radon professionals for 17756

These professionals are listed for the counties that 17756 falls in. Featured listings are paid placements and are labelled.

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Tell us what you need and we will try to connect you with up to three state-certified or licensed radon professionals who work in your area. It is free and there is no obligation.

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Nearby ZIP codes in Lycoming County

17737177391774017742177441774517752177541775817762177631776517769177711777417776

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 17756?

ZIP 17756 spans 4 counties. The highest-potential zone among them is Zone 1 (highest potential). Lycoming County: Zone 1 (81.6% of the ZIP's land); Northumberland County: Zone 1 (13.5% of the ZIP's land); Montour County: Zone 1 (2.8% of the ZIP's land); Columbia County: Zone 1 (2% of the ZIP's land).

Should I test for radon in 17756?

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 17756?

This page lists 6 professionals for the counties that 17756 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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Sources

  1. U.S. EPA, EPA Map of Radon Zones (text version)
  2. U.S. Census Bureau, 2020 ZCTA to County Relationship File
Radon in ZIP 17756 (Lycoming County, PA): EPA radon zone · Radon by ZIP