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

Home hazard report for 54227 — Maribel, WI

ZIP 54227 is served by Maribel Waterworks: no health-based violations since 2016, latest lead result 1 ppb, PFAS not tested. Manitowoc County is in EPA radon zone 2.

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Where ZIP 54227 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: Maribel Waterworks

EPA IDWI4360429
People served355
Sourcegroundwater (wells)
Connections131

Health-based violations

No health-based violations reported since 2016.

Full record for Maribel Waterworks →

Lead

Jun 20231 ppb
Jul 20202.8 ppb
Jun 20173.5 ppb
Jun 20140 ppb
Jun 20113 ppb
Jan 20083.2 ppb
Jan 20050 ppb
Jan 20025.2 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 Manitowoc County

EPA radon zone 2 — moderate potential. Predicted average indoor radon between 2 and 4 pCi/L. Test your home; many homes here exceed 4 pCi/L.

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 Moderate, with relatively moderate social vulnerability and very high community resilience.

Cold waveVery High
HailVery High
LightningRelatively High
Riverine floodingRelatively High
Strong windRelatively High
TornadoRelatively High
Heat waveRelatively Moderate
Winter weatherRelatively Moderate
LandslideRelatively Low
EarthquakeVery Low
HurricaneVery Low
Ice stormVery 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
Lemberger Landfill, Inc.
Whitelaw, Wisconsin · EPA ID WID980901243
Active (final NPL)7.9 mi
Lemberger Transport & Recycling
Franklin Township, Wisconsin · EPA ID WID056247208
Active (final NPL)8.4 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 Maribel? See the 2026 conforming, FHA and jumbo loan limits for Manitowoc 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 54227

Who supplies drinking water to ZIP 54227?

Maribel Waterworks (EPA ID WI4360429), a groundwater (wells) system serving about 355 people.

Is there lead in Maribel, WI tap water?

The utility’s latest 90th-percentile lead result (Jun 2023) was 1 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 Maribel, 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 54227 had violations?

No health-based violations reported since 2016.

What natural hazards affect ZIP 54227?

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

Are there Superfund sites near 54227?

The nearest active Superfund site is 7.9 miles away. Sites within 10 miles: Lemberger Landfill, Inc. (7.9 mi, Active (final NPL)); Lemberger Transport & Recycling (8.4 mi, Active (final NPL)).

Is radon a problem in Manitowoc County?

Manitowoc County is in EPA radon zone 2 (moderate potential). Predicted average indoor radon between 2 and 4 pCi/L. Test your home; many homes here exceed 4 pCi/L.