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Community Water System · PWS WI7370148

Abbotsford Waterworks

Abbotsford, Wisconsin 54405 - drinking water served from groundwater sources to 2,502 people, tracked in EPA SDWIS and UCMR5.

2,502
People served
121
EPA violations
6
Health-based
Untested
UCMR5 result

The verdict

EPA records 121 drinking-water violations at Abbotsford Waterworks, 5% of them health-based - above the Wisconsin per-system average.

121
Total EPA violations on record
5%
Health-based (MCL / treatment failure)
2,502
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Abbotsford Waterworks

Abbotsford Waterworks is a local-owned community water system that delivers drinking water to 2,502 residents in Abbotsford, Wisconsin (Marathon County) through 918 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 121 total violations for this system , of which 6 (5%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 93 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 Gross Alpha, Excl. Radon and U, recorded in 13 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%).

Abbotsford Waterworks's 121 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
2,502
Total Violations
121
Health-Based Violations
6
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
918
County
Marathon
School/Daycare
No
MCL Violations
0
Monitoring Violations
93
Treatment Tech Violations
6

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Gross Alpha, Excl. Radon and U MR 13 2010
Combined Radium (-226 and -228) MR 13 2010
Public Notice Other 10 2024
Radium-228 MR 9 2010
Bromate MR 6 2008
Groundwater Rule TT 5 2017
Coliform (TCR) MR 5 1992
Consumer Confidence Rule Other 4 2011
Lead and Copper Rule MR 4 2012
CARBON, TOTAL MR 4 2012
Nitrate MR 3 1996
cis-1,2-Dichloroethylene MR 2 1993
Xylenes, Total MR 2 1993
o-Dichlorobenzene MR 2 1993
Vinyl chloride MR 2 1993
1,1,1-Trichloroethane MR 2 1993
Carbon tetrachloride MR 2 1993
1,2-Dichloropropane MR 2 1993
Trichloroethylene MR 2 1993
Tetrachloroethylene MR 2 1993
CHLOROBENZENE MR 2 1993
1,2-Dichloroethane MR 2 1993
Benzene MR 2 1993
1,1-Dichloroethylene MR 2 1993
trans-1,2-Dichloroethylene MR 2 1993
p-Dichlorobenzene MR 2 1993
LEAD AND COPPER RULE REVISIONS TT 1 2024
Ethylbenzene MR 1 1993
ETHYLENE DIBROMIDE MR 1 1993
Styrene MR 1 1993

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 Abbotsford 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 WI7370148 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 Abbotsford 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 Public Notice Other 10 SDWIS / WI7370148 / 7500
2024 LEAD AND COPPER RULE REVISIONS TT 1 SDWIS / WI7370148 / 5200
2017 Groundwater Rule TT 5 SDWIS / WI7370148 / 0700
2012 Lead and Copper Rule MR 4 SDWIS / WI7370148 / 5000
2012 CARBON, TOTAL MR 4 SDWIS / WI7370148 / 2920
2011 Consumer Confidence Rule Other 4 SDWIS / WI7370148 / 7000
2010 Gross Alpha, Excl. Radon and U MR 13 SDWIS / WI7370148 / 4000
2010 Combined Radium (-226 and -228) MR 13 SDWIS / WI7370148 / 4010
2010 Radium-228 MR 9 SDWIS / WI7370148 / 4030
2008 Bromate MR 6 SDWIS / WI7370148 / 1011
1996 Nitrate MR 3 SDWIS / WI7370148 / 1040
1993 cis-1,2-Dichloroethylene MR 2 SDWIS / WI7370148 / 2380
1993 Xylenes, Total MR 2 SDWIS / WI7370148 / 2955
1993 o-Dichlorobenzene MR 2 SDWIS / WI7370148 / 2968
1993 Vinyl chloride MR 2 SDWIS / WI7370148 / 2976

How Abbotsford Waterworks Compares

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

Metric Abbotsford Waterworks Wisconsin avg Federal benchmark
Total violations 121 26 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 6 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 2,502 467 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 Abbotsford Waterworks water safe to drink? ▼
Abbotsford Waterworks (PWS ID: WI7370148) has 121 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 2,502 people using Groundwater sources.
How many people does Abbotsford Waterworks serve? ▼
Abbotsford Waterworks serves 2,502 people in Abbotsford, Wisconsin. It is a Local-owned system using Groundwater water sources with 918 service connections.
What type of violations does Abbotsford Waterworks have? ▼
Abbotsford Waterworks has 121 total violations: 6 health-based violations (MCL exceedances or treatment failures), 93 monitoring/reporting violations, and 6 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Abbotsford Waterworks water? ▼
No PFAS testing data is available for Abbotsford Waterworks under the EPA's UCMR5 monitoring program.
What water source does Abbotsford Waterworks use? ▼
Abbotsford 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.