Holy Cross Parish

PWSID: WI2301479

No active violations
This system has no unresolved violations. The most recent violation on record was 2023-10-01.

This system has more violations on record than 99% of water systems in Wisconsin.

Violation trend: 18.2 per year over the last 5 years.

System Details

Population Served67
Service Connections1
Water SourceGroundwater
System TypeNon-Transient Non-Community
OwnerPrivate
StatusActive
CityWilmot
EPA ZIP on File53192

Areas Served

  • Wilmot, Kenosha County

Lead & Copper Testing

ContaminantLevelEPA Action LevelStatus
Lead (90th percentile)0.0300 mg/L0.015 mg/LExceeds Action Level
Lead (90th percentile)0.0108 mg/L0.015 mg/LBelow Action Level

Violation History (91 total)

ContaminantViolationDateHealth-BasedStatus
2378MR2023-10-01 MajorReturned to Compliance
2378MR2023-10-01 MajorAcknowledged
2378MR2023-10-01 MajorAcknowledged
2378MR2023-10-01 MajorReturned to Compliance
2380MR2023-10-01 MajorReturned to Compliance
2380MR2023-10-01 MajorAcknowledged
2380MR2023-10-01 MajorAcknowledged
2380MR2023-10-01 MajorReturned to Compliance
2955MR2023-10-01 MajorReturned to Compliance
2955MR2023-10-01 MajorAcknowledged
2955MR2023-10-01 MajorAcknowledged
2955MR2023-10-01 MajorReturned to Compliance
2964MR2023-10-01 MajorReturned to Compliance
2964MR2023-10-01 MajorAcknowledged
2964MR2023-10-01 MajorAcknowledged
2964MR2023-10-01 MajorReturned to Compliance
2968MR2023-10-01 MajorReturned to Compliance
2968MR2023-10-01 MajorAcknowledged
2968MR2023-10-01 MajorAcknowledged
2968MR2023-10-01 MajorReturned to Compliance
2969MR2023-10-01 MajorReturned to Compliance
2969MR2023-10-01 MajorAcknowledged
2969MR2023-10-01 MajorAcknowledged
2969MR2023-10-01 MajorReturned to Compliance
2976MR2023-10-01 MajorReturned to Compliance
2976MR2023-10-01 MajorAcknowledged
2976MR2023-10-01 MajorAcknowledged
2976MR2023-10-01 MajorReturned to Compliance
2977MR2023-10-01 MajorReturned to Compliance
2977MR2023-10-01 MajorAcknowledged
2977MR2023-10-01 MajorAcknowledged
2977MR2023-10-01 MajorReturned to Compliance
2979MR2023-10-01 MajorReturned to Compliance
2979MR2023-10-01 MajorAcknowledged
2979MR2023-10-01 MajorAcknowledged
2979MR2023-10-01 MajorReturned to Compliance
2980MR2023-10-01 MajorReturned to Compliance
2980MR2023-10-01 MajorAcknowledged
2980MR2023-10-01 MajorAcknowledged
2980MR2023-10-01 MajorReturned to Compliance
2981MR2023-10-01 MajorReturned to Compliance
2981MR2023-10-01 MajorAcknowledged
2981MR2023-10-01 MajorAcknowledged
2981MR2023-10-01 MajorReturned to Compliance
2983MR2023-10-01 MajorReturned to Compliance
2983MR2023-10-01 MajorAcknowledged
2983MR2023-10-01 MajorAcknowledged
2983MR2023-10-01 MajorReturned to Compliance
2984MR2023-10-01 MajorReturned to Compliance
2984MR2023-10-01 MajorAcknowledged

Showing 50 of 91 historical violations.

Understanding This Water System's Record

Holy Cross Parish is a non-transient non-community water system that draws from groundwater sources and serves a population of 67 in Wilmot, Wisconsin. This page shows its complete compliance history as reported to the EPA's Safe Drinking Water Information System (SDWIS), the federal database that tracks every public water system in the United States.

What Do These Violations Mean?

Health-based violations mean the system exceeded an EPA maximum contaminant level (MCL) or failed to provide required treatment. These indicate potential health risks from contaminants like lead, arsenic, bacteria, nitrates, or disinfection byproducts. Non-health-based violations involve monitoring, reporting, or procedural requirements — the system missed a testing deadline or failed to notify customers, but contaminant levels were not necessarily unsafe.

What Should You Do?

Your water utility is required to publish an annual Consumer Confidence Report (CCR) that details test results and any violations. If your system has active health-based violations, consider a certified water filter rated for the specific contaminants involved. The contaminant guides on this site explain health risks and filter options for common pollutants. For the most current results, contact your water utility directly — EPA data can lag weeks or months behind real-time testing.