Radon in ZIP code 23517
Last updated
ZIP 23517 lies entirely in Norfolk city, Virginia. EPA’s radon zone for this area: Zone 3, low potential.
Predicted average indoor screening level below 2 pCi/L. Zone inherited from Isle of Wight County.
What this means for homes in 23517
EPA built its zone map county by county in 1993, so every address in 23517 shares Norfolk city’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.
Free, no obligation
Get radon quotes from certified pros in ZIP 23517
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.
We only share your request with radon professionals for this job. We do not sell your details to anyone else. Radon by ZIP may be paid by professionals for leads or featured placement.
Nearby ZIP codes in Norfolk city
Virginia radon help
Virginia Department of Health, Office of Radiological Health (804-864-8161) can help with test kits, local data and credentialed professionals: www.vdh.virginia.gov/radiological-health/indoor-radon-program.
Frequently asked questions
What is the radon zone for ZIP code 23517?
ZIP 23517 lies in Norfolk city, which EPA places in Zone 3 (low potential).
Should I test for radon in 23517?
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.
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
Free. We email you the download link, plus an occasional plain-English guide. Unsubscribe any time. We never sell your email. Privacy