EPA data as of Oct 2026 · page updated 2026-10-29

Home hazard report for 23431 — Smithfield, VA

ZIP 23431 is served by Smithfield Heights/Sandy Mount Manor: no health-based violations since 2016, latest lead result 0 ppb, PFAS not tested. Isle of Wight is in EPA radon zone 3.

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Where ZIP 23431 is

blue: utility service area · scroll or pinch to zoom
ZIP code areaZIP center Water utility service area PFOA/PFOS ≥ 4 ppt Lead > 15 ppb 5+ violations Superfund site (active) proposed cleaned up Circles: other water systems flagged nearby; size = people served. Tap any symbol for details.

Drinking water: Smithfield Heights/Sandy Mount Manor

EPA IDVA3093580
People served475
Sourcegroundwater (wells)
Connections190

Health-based violations

No health-based violations reported since 2016.

Full record for Smithfield Heights/Sandy Mount Manor →

Lead

Jan 20230 ppb
Jan 20200 ppb
Jan 20172.1 ppb
Jan 20142 ppb
Jan 20111 ppb
Jan 20101 ppb
Jan 20092 ppb
Jul 20082.5 ppb

90th-percentile lead per sampling round (90% of the homes sampled were at or below this level). Black line: EPA’s 15 ppb action level; under the Lead and Copper Rule Improvements the action level becomes 10 ppb from 2027.

PFAS (“forever chemicals”)

This system was not part of EPA’s 2023–2025 nationwide PFAS testing (UCMR 5).

Radon in Isle of Wight

EPA radon zone 3 — low potential. Predicted average under 2 pCi/L — but any home can have high radon, so EPA still recommends a test.

Radon is a colorless, odorless radioactive gas from soil and rock, and the leading cause of lung cancer among non-smokers. EPA recommends fixing a home at 4 pCi/L or above and considering it from 2 pCi/L. A short-term test kit costs about $15–30. How radon zones work →

Superfund sites nearby

SiteStatusDistance
Saunders Supply Co.
Chuckatuck, Virginia · EPA ID VAD003117389
Active (final NPL)6.4 mi

EPA Superfund National Priorities List (NPL): the country’s most serious known hazardous-waste sites, each with an EPA cleanup record (linked). Distance is measured from the ZIP center to the site’s reference point; being near a site does not by itself mean exposure — EPA site pages describe what was found and how it is being cleaned up.

Buying a home in Smithfield? See the 2026 conforming, FHA and jumbo loan limits for Isle of Wight →

What this is — and isn’t. These are records your water utility and state reported to the EPA, and the EPA’s radon map for your county. They describe the system and the area, not the water from your own tap or the air in your home. For that, read your utility’s annual Consumer Confidence Report and test: lead and radon tests are inexpensive.

Questions about 23431

Who supplies drinking water to ZIP 23431?

Smithfield Heights/Sandy Mount Manor (EPA ID VA3093580), a groundwater (wells) system serving about 475 people.

Is there lead in Smithfield, VA tap water?

The utility’s latest 90th-percentile lead result (Jan 2023) was 0 ppb; EPA’s action level is 15 ppb, falling to 10 ppb from 2027. Lead mostly comes from service lines and home plumbing, so the only way to know your tap is to test it.

Does Smithfield, VA water have PFAS?

This system was not part of EPA’s 2023–2025 nationwide PFAS testing (UCMR 5 covers systems serving over 3,300 people and a sample of smaller ones).

Has the water system in 23431 had violations?

No health-based violations reported since 2016.

Are there Superfund sites near 23431?

The nearest active Superfund site is 6.4 miles away. Sites within 10 miles: Saunders Supply Co. (6.4 mi, Active (final NPL)).

Is radon a problem in Isle of Wight?

Isle of Wight is in EPA radon zone 3 (low potential). Predicted average under 2 pCi/L — but any home can have high radon, so EPA still recommends a test.