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Community Water System · PWS WI4690393

Embarrass Waterworks

Embarrass, Wisconsin 54933 - drinking water served from groundwater sources to 347 people, tracked in EPA SDWIS and UCMR5.

347
People served
957
EPA violations
13
Health-based
Untested
UCMR5 result

The verdict

EPA records 957 drinking-water violations at Embarrass Waterworks, 1% of them health-based - above the Wisconsin per-system average.

957
Total EPA violations on record
1%
Health-based (MCL / treatment failure)
347
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Embarrass Waterworks

Embarrass Waterworks is a local-owned community water system that delivers drinking water to 347 residents in Embarrass, Wisconsin (Waupaca County) through 128 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 957 total violations for this system , of which 13 (1%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 932 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Toluene, recorded in 24 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, 78 of 202 UCMR5-tested systems have reported PFAS detections (38.6%).

Embarrass Waterworks's 957 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
347
Total Violations
957
Health-Based Violations
13
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
128
County
Waupaca
School/Daycare
No
MCL Violations
11
Monitoring Violations
932
Treatment Tech Violations
2

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Toluene MR 24 2023
1,1,2-Trichloroethane MR 24 2023
Carbon tetrachloride MR 24 2023
1,2-Dichloroethane MR 24 2023
trans-1,2-Dichloroethylene MR 24 2023
Benzene MR 24 2023
Ethylbenzene MR 24 2023
Styrene MR 24 2023
cis-1,2-Dichloroethylene MR 24 2023
o-Dichlorobenzene MR 24 2023
Vinyl chloride MR 24 2023
1,1-Dichloroethylene MR 24 2023
1,1,1-Trichloroethane MR 24 2023
1,2-Dichloropropane MR 24 2023
Xylenes, Total MR 24 2023
Tetrachloroethylene MR 24 2023
Trichloroethylene MR 24 2023
1,2,4-Trichlorobenzene MR 24 2023
p-Dichlorobenzene MR 24 2023
CHLOROBENZENE MR 24 2023
DICHLOROMETHANE MR 24 2023
Nitrate MR 20 2023
HEXACHLOROBENZENE MR 12 2023
Diquat MR 12 2023
Dalapon MR 12 2023
Toxaphene MR 12 2023
BHC-GAMMA MR 12 2023
Endrin MR 12 2023
2,4,5-TP MR 12 2023
Carbofuran MR 12 2023

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 Embarrass Waterworks.

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 WI4690393 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 Embarrass Waterworks 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
2024 Lead and Copper Rule MR 11 SDWIS / WI4690393 / 5000
2023 Toluene MR 24 SDWIS / WI4690393 / 2991
2023 1,1,2-Trichloroethane MR 24 SDWIS / WI4690393 / 2985
2023 Carbon tetrachloride MR 24 SDWIS / WI4690393 / 2982
2023 1,2-Dichloroethane MR 24 SDWIS / WI4690393 / 2980
2023 trans-1,2-Dichloroethylene MR 24 SDWIS / WI4690393 / 2979
2023 Benzene MR 24 SDWIS / WI4690393 / 2990
2023 Ethylbenzene MR 24 SDWIS / WI4690393 / 2992
2023 Styrene MR 24 SDWIS / WI4690393 / 2996
2023 cis-1,2-Dichloroethylene MR 24 SDWIS / WI4690393 / 2380
2023 o-Dichlorobenzene MR 24 SDWIS / WI4690393 / 2968
2023 Vinyl chloride MR 24 SDWIS / WI4690393 / 2976
2023 1,1-Dichloroethylene MR 24 SDWIS / WI4690393 / 2977
2023 1,1,1-Trichloroethane MR 24 SDWIS / WI4690393 / 2981
2023 1,2-Dichloropropane MR 24 SDWIS / WI4690393 / 2983

How Embarrass Waterworks Compares

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

Metric Embarrass Waterworks Wisconsin avg Federal benchmark
Total violations 957 26 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 13 5.3 Indicates a contaminant exceeded a federal MCL
PFAS detection None 38.6% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 347 467 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 Embarrass Waterworks water safe to drink? ▼
Embarrass Waterworks (PWS ID: WI4690393) has 957 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 347 people using Groundwater sources.
How many people does Embarrass Waterworks serve? ▼
Embarrass Waterworks serves 347 people in Embarrass, Wisconsin. It is a Local-owned system using Groundwater water sources with 128 service connections.
What type of violations does Embarrass Waterworks have? ▼
Embarrass Waterworks has 957 total violations: 13 health-based violations (MCL exceedances or treatment failures), 932 monitoring/reporting violations, and 2 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Embarrass Waterworks water? ▼
No PFAS testing data is available for Embarrass Waterworks under the EPA's UCMR5 monitoring program.
What water source does Embarrass Waterworks use? ▼
Embarrass Waterworks 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.