PlainWater

SHIOCTON UTILITIES

PWS ID: WI4450415 · SHIOCTON, Wisconsin 54170

SHIOCTON UTILITIES serves 921 people in SHIOCTON, Wisconsin using Groundwater water sources. It has 17 recorded EPA violations, including 4 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: SHIOCTON UTILITIES

SHIOCTON UTILITIES is a local-owned community water system that delivers drinking water to 921 residents in SHIOCTON, Wisconsin (Outagamie County) through 364 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 17 total violations for this system , of which 4 (24%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 10 monitoring and reporting violations are on file. The most recent violation on record dates to 2015.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 7 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. SHIOCTON UTILITIES's 17 violations sit below the Wisconsin average. Statewide, 78 of 202 UCMR5-tested systems have reported PFAS detections (38.6%). 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
921
Total Violations
17
Health-Based Violations
4
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
364
County
Outagamie
School/Daycare
No
MCL Violations
4
Monitoring Violations
10
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 7 1998
Coliform (TCR) MCL 4 1995
Lead and Copper Rule MR 3 2015

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 SHIOCTON UTILITIES.

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 WI4450415 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 SHIOCTON UTILITIES 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
2015 Lead and Copper Rule MR 3 SDWIS / WI4450415 / 5000
1998 Coliform (TCR) MR 7 SDWIS / WI4450415 / 3100
1995 Coliform (TCR) MCL 4 SDWIS / WI4450415 / 3100

How SHIOCTON UTILITIES Compares

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

Metric SHIOCTON UTILITIES Wisconsin avg Federal benchmark
Total violations 17 26 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 4 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 921 467 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
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is SHIOCTON UTILITIES water safe to drink?
SHIOCTON UTILITIES (PWS ID: WI4450415) has 17 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 921 people using Groundwater sources.
How many people does SHIOCTON UTILITIES serve?
SHIOCTON UTILITIES serves 921 people in SHIOCTON, Wisconsin. It is a Local-owned system using Groundwater water sources with 364 service connections.
What type of violations does SHIOCTON UTILITIES have?
SHIOCTON UTILITIES has 17 total violations: 4 health-based violations (MCL exceedances or treatment failures), 10 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in SHIOCTON UTILITIES water?
No PFAS testing data is available for SHIOCTON UTILITIES under the EPA's UCMR5 monitoring program.
What water source does SHIOCTON UTILITIES use?
SHIOCTON UTILITIES 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.

Explore PlainWater

Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Related

Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial