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Community Water System · PWS WI2460150

Laurel Lakes 508

Milwaukee, Wisconsin 53202 - drinking water served from groundwater sources to 50 people, tracked in EPA SDWIS and UCMR5.

50
People served
176
EPA violations
12
Health-based
Untested
UCMR5 result

The verdict

EPA records 176 drinking-water violations at Laurel Lakes 508, 7% of them health-based - above the Wisconsin per-system average.

176
Total EPA violations on record
7%
Health-based (MCL / treatment failure)
50
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Laurel Lakes 508

Laurel Lakes 508 is a private-owned community water system that delivers drinking water to 50 residents in Milwaukee, Wisconsin (Ozaukee County) through 4 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 176 total violations for this system , of which 12 (7%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 155 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 Coliform (TCR), recorded in 12 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%).

Laurel Lakes 508's 176 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
50
Total Violations
176
Health-Based Violations
12
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
4
County
Ozaukee
School/Daycare
No
MCL Violations
12
Monitoring Violations
155
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 12 2006
Arsenic MR 11 1995
Barium MR 11 1995
Cadmium MR 11 1995
Chromium MR 11 1995
Nitrite MR 11 1995
Selenium MR 11 1995
Fluoride MR 11 1995
Mercury MR 11 1995
Nitrate MR 7 1994
Nitrate-Nitrite MR 6 1994
Consumer Confidence Rule Other 5 2012
Coliform (TCR) MR 5 1993
Gross Alpha, Excl. Radon and U MR 5 1994
Toluene MR 2 1994
1,2,4-Trichlorobenzene MR 2 1994
Xylenes, Total MR 2 1994
1,1-Dichloroethylene MR 2 1994
trans-1,2-Dichloroethylene MR 2 1994
Carbon tetrachloride MR 2 1994
1,2-Dichloropropane MR 2 1994
CHLOROBENZENE MR 2 1994
Benzene MR 2 1994
Ethylbenzene MR 2 1994
Styrene MR 2 1994
1,2-Dichloroethane MR 2 1994
Tetrachloroethylene MR 2 1994
Vinyl chloride MR 2 1994
o-Dichlorobenzene MR 2 1994
Lead and Copper Rule MR 2 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 Laurel Lakes 508.

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 WI2460150 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 Laurel Lakes 508 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 REVISIONS RPT 1 SDWIS / WI2460150 / 5200
2012 Consumer Confidence Rule Other 5 SDWIS / WI2460150 / 7000
2012 Lead and Copper Rule MR 2 SDWIS / WI2460150 / 5000
2006 Coliform (TCR) MCL 12 SDWIS / WI2460150 / 3100
1995 Arsenic MR 11 SDWIS / WI2460150 / 1005
1995 Barium MR 11 SDWIS / WI2460150 / 1010
1995 Cadmium MR 11 SDWIS / WI2460150 / 1015
1995 Chromium MR 11 SDWIS / WI2460150 / 1020
1995 Nitrite MR 11 SDWIS / WI2460150 / 1041
1995 Selenium MR 11 SDWIS / WI2460150 / 1045
1995 Fluoride MR 11 SDWIS / WI2460150 / 1025
1995 Mercury MR 11 SDWIS / WI2460150 / 1035
1994 Nitrate MR 7 SDWIS / WI2460150 / 1040
1994 Nitrate-Nitrite MR 6 SDWIS / WI2460150 / 1038
1994 Gross Alpha, Excl. Radon and U MR 5 SDWIS / WI2460150 / 4000

How Laurel Lakes 508 Compares

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

Metric Laurel Lakes 508 Wisconsin avg Federal benchmark
Total violations 176 26 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 12 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 50 467 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 Laurel Lakes 508 water safe to drink? ▼
Laurel Lakes 508 (PWS ID: WI2460150) has 176 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 50 people using Groundwater sources.
How many people does Laurel Lakes 508 serve? ▼
Laurel Lakes 508 serves 50 people in Milwaukee, Wisconsin. It is a Private-owned system using Groundwater water sources with 4 service connections.
What type of violations does Laurel Lakes 508 have? ▼
Laurel Lakes 508 has 176 total violations: 12 health-based violations (MCL exceedances or treatment failures), 155 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Laurel Lakes 508 water? ▼
No PFAS testing data is available for Laurel Lakes 508 under the EPA's UCMR5 monitoring program.
What water source does Laurel Lakes 508 use? ▼
Laurel Lakes 508 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.