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Non-Transient Non-Community Water System · PWS WI4450623

St Edward Sch & Ch

Appleton, Wisconsin 54913 - drinking water served from groundwater sources to 505 people, tracked in EPA SDWIS and UCMR5.

505
People served
29
EPA violations
4
Health-based
No PFAS
UCMR5 result

The verdict

EPA records 29 drinking-water violations at St Edward Sch & Ch, 14% of them health-based - above the Wisconsin per-system average.

29
Total EPA violations on record
14%
Health-based (MCL / treatment failure)
505
People served by this system
0
PFAS compounds detected (UCMR5)

Water Quality Snapshot: St Edward Sch & Ch

St Edward Sch & Ch is a private-owned non-transient non-community water system that delivers drinking water to 505 residents in Appleton, Wisconsin (Outagamie County) through 2 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 29 total violations for this system , of which 4 (14%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 25 monitoring and reporting violations are on file. The most recent violation on record dates to 2018.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 13 violations (MR). This system was sampled under EPA's UCMR5 PFAS monitoring program and no PFAS compounds were detected above the minimum reporting level.

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%).

St Edward Sch & Ch's 29 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
505
Total Violations
29
Health-Based Violations
4
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
2
County
Outagamie
School/Daycare
Yes
MCL Violations
0
Monitoring Violations
25
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 13 2007
Lead and Copper Rule MR 9 1994
Groundwater Rule TT 4 2018
Nitrate MR 3 1994

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 58 samples detected PFAS.

Contaminant Date Result MRL Status
PFHxS 7/31/2023 <3.00 ppt 3.00 ppt Not Detected
PFNA 7/31/2023 <4.00 ppt 4.00 ppt Not Detected
PFOS 7/31/2023 <4.00 ppt 4.00 ppt Not Detected
PFOA 7/31/2023 <4.00 ppt 4.00 ppt Not Detected
PFDA 7/31/2023 <3.00 ppt 3.00 ppt Not Detected
PFDoA 7/31/2023 <3.00 ppt 3.00 ppt Not Detected
PFHxA 7/31/2023 <3.00 ppt 3.00 ppt Not Detected
NMeFOSAA 7/31/2023 <6.00 ppt 6.00 ppt Not Detected
PFTA 7/31/2023 <8.00 ppt 8.00 ppt Not Detected
PFHpA 7/31/2023 <3.00 ppt 3.00 ppt Not Detected
PFTrDA 7/31/2023 <7.00 ppt 7.00 ppt Not Detected
ADONA 7/31/2023 <3.00 ppt 3.00 ppt Not Detected
PFBS 7/31/2023 <3.00 ppt 3.00 ppt Not Detected
NEtFOSAA 7/31/2023 <5.00 ppt 5.00 ppt Not Detected
PFUnA 7/31/2023 <2.00 ppt 2.00 ppt Not Detected
9Cl-PF3ONS 7/31/2023 <2.00 ppt 2.00 ppt Not Detected
HFPO-DA 7/31/2023 <5.00 ppt 5.00 ppt Not Detected
PFBA 7/31/2023 <5.00 ppt 5.00 ppt Not Detected
6:2 FTS 7/31/2023 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 7/31/2023 <3.00 ppt 3.00 ppt Not Detected
PFMPA 7/31/2023 <4.00 ppt 4.00 ppt Not Detected
PFPeA 7/31/2023 <3.00 ppt 3.00 ppt Not Detected
PFMBA 7/31/2023 <3.00 ppt 3.00 ppt Not Detected
PFEESA 7/31/2023 <3.00 ppt 3.00 ppt Not Detected
PFHpS 7/31/2023 <3.00 ppt 3.00 ppt Not Detected
NFDHA 7/31/2023 <20.00 ppt 20.00 ppt Not Detected
8:2 FTS 7/31/2023 <5.00 ppt 5.00 ppt Not Detected
11Cl-PF3OUdS 7/31/2023 <5.00 ppt 5.00 ppt Not Detected
PFPeS 7/31/2023 <4.00 ppt 4.00 ppt Not Detected
PFTA 1/23/2023 <8.00 ppt 8.00 ppt Not Detected
PFPeA 1/23/2023 <3.00 ppt 3.00 ppt Not Detected
PFMBA 1/23/2023 <3.00 ppt 3.00 ppt Not Detected
PFEESA 1/23/2023 <3.00 ppt 3.00 ppt Not Detected
NFDHA 1/23/2023 <20.00 ppt 20.00 ppt Not Detected
PFPeS 1/23/2023 <4.00 ppt 4.00 ppt Not Detected
PFHpS 1/23/2023 <3.00 ppt 3.00 ppt Not Detected
NMeFOSAA 1/23/2023 <6.00 ppt 6.00 ppt Not Detected
PFHpA 1/23/2023 <3.00 ppt 3.00 ppt Not Detected
PFTrDA 1/23/2023 <7.00 ppt 7.00 ppt Not Detected
PFHxS 1/23/2023 <3.00 ppt 3.00 ppt Not Detected
PFBS 1/23/2023 <3.00 ppt 3.00 ppt Not Detected
NEtFOSAA 1/23/2023 <5.00 ppt 5.00 ppt Not Detected
PFDoA 1/23/2023 <3.00 ppt 3.00 ppt Not Detected
PFNA 1/23/2023 <4.00 ppt 4.00 ppt Not Detected
PFOS 1/23/2023 <4.00 ppt 4.00 ppt Not Detected
PFOA 1/23/2023 <4.00 ppt 4.00 ppt Not Detected
PFMPA 1/23/2023 <4.00 ppt 4.00 ppt Not Detected
PFDA 1/23/2023 <3.00 ppt 3.00 ppt Not Detected
PFHxA 1/23/2023 <3.00 ppt 3.00 ppt Not Detected
PFUnA 1/23/2023 <2.00 ppt 2.00 ppt Not Detected

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 St Edward Sch & Ch.

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 WI4450623 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 St Edward Sch & Ch 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
2018 Groundwater Rule TT 4 SDWIS / WI4450623 / 0700
2007 Coliform (TCR) MR 13 SDWIS / WI4450623 / 3100
1994 Lead and Copper Rule MR 9 SDWIS / WI4450623 / 5000
1994 Nitrate MR 3 SDWIS / WI4450623 / 1040

How St Edward Sch & Ch Compares

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

Metric St Edward Sch & Ch Wisconsin avg Federal benchmark
Total violations 29 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 505 467 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 St Edward Sch & Ch water safe to drink? ▼
St Edward Sch & Ch (PWS ID: WI4450623) has 29 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 505 people using Groundwater sources.
How many people does St Edward Sch & Ch serve? ▼
St Edward Sch & Ch serves 505 people in Appleton, Wisconsin. It is a Private-owned system using Groundwater water sources with 2 service connections.
What type of violations does St Edward Sch & Ch have? ▼
St Edward Sch & Ch has 29 total violations: 4 health-based violations (MCL exceedances or treatment failures), 25 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in St Edward Sch & Ch water? ▼
No. St Edward Sch & Ch was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.
What water source does St Edward Sch & Ch use? ▼
St Edward Sch & Ch uses Groundwater as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
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. PFAS data from EPA UCMR5 monitoring program (2023-2025). 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.