Water Quality: La Valle, WI

1 water system • 365 people served

Multiple Health Violations
19
Total Violations
18
Health-Based Violations
1
Water Systems
365
Population Served

Water Quality Summary

La Valle is served by 1 public water system with a combined service population of 365 people, and has 19 EPA Safe Drinking Water Act violations on record. Critically, 18 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. La Valle's violation count is 42% below the national average for Wisconsin. Contaminants associated with violations include PFOS.

Contaminants Found

PFOS

Associated with immune effects, thyroid disruption, reproductive harm, and increased cancer risk.

Common source: Stain-resistant coatings, firefighting foam (AFFF), industrial manufacturing

EPA limit: 0.000000004 mg/L (4 parts per trillion) — EPA final rule 2024

Water Systems Serving La Valle

System Name PWSID Source Population Violations
LA VALLE WATERWORKS WI1570113 Groundwater 365 19

Concerned About Your Water?

A home water filter can remove common contaminants. NSF-certified filters are tested against EPA standards.

Consider a reverse osmosis system for comprehensive filtration or a carbon filter for basic improvement.

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Data Sources

Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). Data includes all recorded violations for active community water systems.

Verify at epa.govSearch ECHO for WI