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Community Water System · PWS WI1280126

Wolfs Mobile Homes

Whitewater, Wisconsin 53190 - drinking water served from groundwater sources to 40 people, tracked in EPA SDWIS and UCMR5.

40
People served
111
EPA violations
37
Health-based
Untested
UCMR5 result

The verdict

EPA records 111 drinking-water violations at Wolfs Mobile Homes, 33% of them health-based - above the Wisconsin per-system average.

111
Total EPA violations on record
33%
Health-based (MCL / treatment failure)
40
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Wolfs Mobile Homes

Wolfs Mobile Homes is a private-owned community water system that delivers drinking water to 40 residents in Whitewater, Wisconsin (Jefferson County) through 15 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 111 total violations for this system , of which 37 (33%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 55 monitoring and reporting violations are on file. The most recent violation on record dates to 2023.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 37 violations (MCL, health-based). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Wisconsin, EPA tracks 10,988 public water systems serving 5,131,439 people, with 285,161 cumulative violations and 58,688 health-based violations on record. About 72% of systems in the state carry at least one violation, and state-wide the average per system is 26 violations. Statewide, 51 of 202 UCMR5-tested systems have reported PFAS detections (25.2%).

Wolfs Mobile Homes's 111 violations sit above the Wisconsin average.

All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
40
Total Violations
111
Health-Based Violations
37
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
15
County
Jefferson
School/Daycare
No
MCL Violations
37
Monitoring Violations
55
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 37 2015
Coliform (TCR) MR 18 2013
Revised Total Coliform Rule MON 16 2022
E. COLI MR 12 2023
Lead and Copper Rule MR 7 2016
Consumer Confidence Rule Other 6 2023
Public Notice Other 5 2023
Gross Alpha, Excl. Radon and U MR 2 1998

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records, or to file a complaint, request a Consumer Confidence Report, or check current monitoring status, go directly to the federal and state regulators that enforce the Safe Drinking Water Act for Wolfs Mobile Homes.

Federal Source of Truth

EPA SDWIS, Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID WI1280126 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Wisconsin Drinking Water Authority

Wisconsin DNR, Drinking Water and Groundwater is the primacy agency that licenses and inspects Wolfs Mobile Homes under EPA-delegated authority.

Open WI regulator portal

Source: Wisconsin DNR, Drinking Water and Groundwater

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2023 E. COLI MR 12 SDWIS / WI1280126 / 3014
2023 Consumer Confidence Rule Other 6 SDWIS / WI1280126 / 7000
2023 Public Notice Other 5 SDWIS / WI1280126 / 7500
2022 Revised Total Coliform Rule MON 16 SDWIS / WI1280126 / 8000
2016 Lead and Copper Rule MR 7 SDWIS / WI1280126 / 5000
2015 Coliform (TCR) MCL 37 SDWIS / WI1280126 / 3100
2013 Coliform (TCR) MR 18 SDWIS / WI1280126 / 3100
1998 Gross Alpha, Excl. Radon and U MR 2 SDWIS / WI1280126 / 4000

How Wolfs Mobile Homes Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric Wolfs Mobile Homes Wisconsin avg Federal benchmark
Total violations 111 26 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 37 5.3 Indicates a contaminant exceeded a federal MCL
PFAS detection None 25.2% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 40 467 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 10,988 regulated public water systems in Wisconsin.

Federal MCL reference, Safe Drinking Water Act thresholds ▼
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Wolfs Mobile Homes water safe to drink? ▼
Wolfs Mobile Homes (PWS ID: WI1280126) has 111 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 40 people using Groundwater sources.
How many people does Wolfs Mobile Homes serve? ▼
Wolfs Mobile Homes serves 40 people in Whitewater, Wisconsin. It is a Private-owned system using Groundwater water sources with 15 service connections.
What type of violations does Wolfs Mobile Homes have? ▼
Wolfs Mobile Homes has 111 total violations: 37 health-based violations (MCL exceedances or treatment failures), 55 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Wolfs Mobile Homes water? ▼
No PFAS testing data is available for Wolfs Mobile Homes under the EPA's UCMR5 monitoring program.
What water source does Wolfs Mobile Homes use? ▼
Wolfs Mobile Homes uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
Where does this data come from? ▼
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.