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

Home hazard report for 53585 — Sharon, WI

ZIP 53585 is served by Sharon Waterworks: 1 violation since 2016, latest lead result 1.4 ppb, PFAS not tested. Walworth County is in EPA radon zone 1.

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Where ZIP 53585 is

Dashed: ZIP area · 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: Sharon Waterworks

EPA IDWI2650145
People served1,549
Sourcegroundwater (wells)
Connections573

Health-based violations

Contaminant or ruleHealth-based violations since 2016
Lead and Copper Rule1

A health-based violation means a contaminant exceeded its legal limit (MCL) or a required treatment technique was not met, as reported by the state to EPA’s SDWIS. All are listed as resolved or archived; the latest began Dec 2022.

Full record for Sharon Waterworks →

Lead

Jun 20251.4 ppb
Jul 20241.2 ppb
Jul 20200.5 ppb
Jun 20190.8 ppb
Jun 20180.4 ppb
Jun 20170.7 ppb
Jun 20160.9 ppb
Jul 20151.6 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 Walworth County

EPA radon zone 1 — highest potential. Predicted average indoor radon above 4 pCi/L — EPA’s action level. Test your home.

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 →

Natural hazard risk

FEMA rates the overall natural-hazard risk of this neighborhood (census tract) as Relatively Low, with relatively low social vulnerability and relatively high community resilience.

Cold waveRelatively High
HailRelatively High
TornadoRelatively High
LightningRelatively Moderate
Strong windRelatively Moderate
DroughtRelatively Low
Heat waveRelatively Low
Ice stormRelatively Low
Riverine floodingRelatively Low
Winter weatherRelatively Low
EarthquakeVery Low
HurricaneVery Low
LandslideVery Low
WildfireVery Low

FEMA National Risk Index (December 2025): expected annual losses from each hazard combined with social vulnerability and community resilience, rated relative to all U.S. census tracts. Hazards not listed are not applicable here. It describes the area, not a single building; flood insurance maps (FEMA FIRMs) decide flood-insurance requirements.

Live conditions: river gauges and flood levels · tornado warnings · wildfire detections · earthquakes — our sister maps, updated from NOAA, USGS and NASA every few minutes.

Superfund sites nearby

SiteStatusDistance
Delavan Municipal Well #4
Delavan, Wisconsin · EPA ID WID980820062
Active (final NPL)8.6 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 Sharon? See the 2026 conforming, FHA and jumbo loan limits for Walworth County →

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 53585

Who supplies drinking water to ZIP 53585?

Sharon Waterworks (EPA ID WI2650145), a groundwater (wells) system serving about 1,549 people.

Is there lead in Sharon, WI tap water?

The utility’s latest 90th-percentile lead result (Jun 2025) was 1.4 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 Sharon, WI 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 53585 had violations?

Health-based violations since 2016: Lead and Copper Rule. All are listed as resolved.

What natural hazards affect ZIP 53585?

FEMA’s National Risk Index rates the overall natural-hazard risk here as Relatively Low; the highest-rated hazards are cold wave (relatively high), hail (relatively high), tornado (relatively high).

Are there Superfund sites near 53585?

The nearest active Superfund site is 8.6 miles away. Sites within 10 miles: Delavan Municipal Well #4 (8.6 mi, Active (final NPL)).

Is radon a problem in Walworth County?

Walworth County is in EPA radon zone 1 (highest potential). Predicted average indoor radon above 4 pCi/L — EPA’s action level. Test your home.