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Community Water System · PWS WI1540118

Pirates Cove Mobile Home Community

Madison, Wisconsin 53716 - drinking water served from groundwater sources to 25 people, tracked in EPA SDWIS and UCMR5.

25
People served
635
EPA violations
32
Health-based
Untested
UCMR5 result

The verdict

EPA records 635 drinking-water violations at Pirates Cove Mobile Home Community, 5% of them health-based - above the Wisconsin per-system average.

635
Total EPA violations on record
5%
Health-based (MCL / treatment failure)
25
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Pirates Cove Mobile Home Community

Pirates Cove Mobile Home Community is a private-owned community water system that delivers drinking water to 25 residents in Madison, Wisconsin (Rock County) through 20 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 635 total violations for this system , of which 32 (5%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 575 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Lead and Copper Rule, recorded in 28 violations (MR). 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%).

Pirates Cove Mobile Home Community's 635 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
25
Total Violations
635
Health-Based Violations
32
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
20
County
Rock
School/Daycare
No
MCL Violations
28
Monitoring Violations
575
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 28 2025
Coliform (TCR) MR 27 2012
Coliform (TCR) MCL 22 2005
Public Notice Other 19 2022
Nitrate MR 17 2019
Gross Alpha, Excl. Radon and U MR 17 2012
Radium-228 MR 12 2012
Combined Radium (-226 and -228) MR 12 2012
BHC-GAMMA MR 10 2012
Methoxychlor MR 10 2012
Toxaphene MR 10 2012
Dalapon MR 10 2012
Endothall MR 10 2012
Simazine MR 10 2012
Dinoseb MR 10 2012
Hexachlorocyclopentadiene MR 10 2012
Carbofuran MR 10 2012
LASSO MR 10 2012
Heptachlor MR 10 2012
Heptachlor epoxide MR 10 2012
2,4-D MR 10 2012
Pentachlorophenol MR 10 2012
Endrin MR 10 2012
Atrazine MR 10 2012
2,4,5-TP MR 10 2012
Chlordane MR 10 2012
Diquat MR 10 2012
OXAMYL MR 10 2012
Picloram MR 10 2012
Glyphosate MR 10 2012

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 Pirates Cove Mobile Home Community.

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 WI1540118 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 Pirates Cove Mobile Home Community 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
2025 Lead and Copper Rule MR 28 SDWIS / WI1540118 / 5000
2022 Public Notice Other 19 SDWIS / WI1540118 / 7500
2022 Revised Total Coliform Rule TT 4 SDWIS / WI1540118 / 8000
2019 Nitrate MR 17 SDWIS / WI1540118 / 1040
2018 Revised Total Coliform Rule MON 8 SDWIS / WI1540118 / 8000
2016 Consumer Confidence Rule Other 9 SDWIS / WI1540118 / 7000
2016 E. COLI MR 4 SDWIS / WI1540118 / 3014
2012 Coliform (TCR) MR 27 SDWIS / WI1540118 / 3100
2012 Gross Alpha, Excl. Radon and U MR 17 SDWIS / WI1540118 / 4000
2012 Radium-228 MR 12 SDWIS / WI1540118 / 4030
2012 Combined Radium (-226 and -228) MR 12 SDWIS / WI1540118 / 4010
2012 BHC-GAMMA MR 10 SDWIS / WI1540118 / 2010
2012 Methoxychlor MR 10 SDWIS / WI1540118 / 2015
2012 Toxaphene MR 10 SDWIS / WI1540118 / 2020
2012 Dalapon MR 10 SDWIS / WI1540118 / 2031

How Pirates Cove Mobile Home Community Compares

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

Metric Pirates Cove Mobile Home Community Wisconsin avg Federal benchmark
Total violations 635 26 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 32 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 25 467 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 Pirates Cove Mobile Home Community water safe to drink? ▼
Pirates Cove Mobile Home Community (PWS ID: WI1540118) has 635 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 25 people using Groundwater sources.
How many people does Pirates Cove Mobile Home Community serve? ▼
Pirates Cove Mobile Home Community serves 25 people in Madison, Wisconsin. It is a Private-owned system using Groundwater water sources with 20 service connections.
What type of violations does Pirates Cove Mobile Home Community have? ▼
Pirates Cove Mobile Home Community has 635 total violations: 32 health-based violations (MCL exceedances or treatment failures), 575 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Pirates Cove Mobile Home Community water? ▼
No PFAS testing data is available for Pirates Cove Mobile Home Community under the EPA's UCMR5 monitoring program.
What water source does Pirates Cove Mobile Home Community use? ▼
Pirates Cove Mobile Home Community 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.