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Non-Transient Non-Community Water System · PWS WI6630336

Prairie View Elementary School

DeSoto, Wisconsin 54624 - drinking water served from groundwater sources to 150 people, tracked in EPA SDWIS and UCMR5.

150
People served
144
EPA violations
10
Health-based
Untested
UCMR5 result

The verdict

EPA records 144 drinking-water violations at Prairie View Elementary School, 7% of them health-based - above the Wisconsin per-system average.

144
Total EPA violations on record
7%
Health-based (MCL / treatment failure)
150
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Prairie View Elementary School

Prairie View Elementary School is a local-owned non-transient non-community water system that delivers drinking water to 150 residents in DeSoto, Wisconsin (Vernon County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 144 total violations for this system , of which 10 (7%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 130 monitoring and reporting violations are on file. The most recent violation on record dates to 2016.

The most frequently cited contaminant at this system is Nitrate, recorded in 19 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, 51 of 202 UCMR5-tested systems have reported PFAS detections (25.2%).

Prairie View Elementary School's 144 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
150
Total Violations
144
Health-Based Violations
10
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Local
Connections
1
County
Vernon
School/Daycare
Yes
MCL Violations
10
Monitoring Violations
130
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Nitrate MR 19 2008
Lead and Copper Rule MR 15 2014
Coliform (TCR) MCL 6 2011
E. COLI MR 4 2011
1,2-Dichloropropane MR 4 2012
Ethylbenzene MR 4 2012
Toluene MR 4 2012
CHLOROBENZENE MR 4 2012
Trichloroethylene MR 4 2012
Carbon tetrachloride MR 4 2012
1,1,1-Trichloroethane MR 4 2012
1,2-Dichloroethane MR 4 2012
trans-1,2-Dichloroethylene MR 4 2012
DICHLOROMETHANE MR 4 2012
1,2,4-Trichlorobenzene MR 4 2012
Styrene MR 4 2012
Coliform (TCR) MR 4 1996
Benzene MR 4 2012
Tetrachloroethylene MR 4 2012
Vinyl chloride MR 4 2012
Nitrate MCL 4 2009
1,1,2-Trichloroethane MR 4 2012
Xylenes, Total MR 4 2012
cis-1,2-Dichloroethylene MR 4 2012
Revised Total Coliform Rule MON 4 2016
p-Dichlorobenzene MR 4 2012
1,1-Dichloroethylene MR 4 2012
o-Dichlorobenzene MR 4 2012
Public Notice Other 1 2011

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 Prairie View Elementary School.

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 WI6630336 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 Prairie View Elementary School 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
2016 Revised Total Coliform Rule MON 4 SDWIS / WI6630336 / 8000
2014 Lead and Copper Rule MR 15 SDWIS / WI6630336 / 5000
2012 1,2-Dichloropropane MR 4 SDWIS / WI6630336 / 2983
2012 Ethylbenzene MR 4 SDWIS / WI6630336 / 2992
2012 Toluene MR 4 SDWIS / WI6630336 / 2991
2012 CHLOROBENZENE MR 4 SDWIS / WI6630336 / 2989
2012 Trichloroethylene MR 4 SDWIS / WI6630336 / 2984
2012 Carbon tetrachloride MR 4 SDWIS / WI6630336 / 2982
2012 1,1,1-Trichloroethane MR 4 SDWIS / WI6630336 / 2981
2012 1,2-Dichloroethane MR 4 SDWIS / WI6630336 / 2980
2012 trans-1,2-Dichloroethylene MR 4 SDWIS / WI6630336 / 2979
2012 DICHLOROMETHANE MR 4 SDWIS / WI6630336 / 2964
2012 1,2,4-Trichlorobenzene MR 4 SDWIS / WI6630336 / 2378
2012 Styrene MR 4 SDWIS / WI6630336 / 2996
2012 Benzene MR 4 SDWIS / WI6630336 / 2990

How Prairie View Elementary School Compares

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

Metric Prairie View Elementary School Wisconsin avg Federal benchmark
Total violations 144 26 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 10 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 150 467 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 Prairie View Elementary School water safe to drink? ▼
Prairie View Elementary School (PWS ID: WI6630336) has 144 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 150 people using Groundwater sources.
How many people does Prairie View Elementary School serve? ▼
Prairie View Elementary School serves 150 people in DeSoto, Wisconsin. It is a Local-owned system using Groundwater water sources with 1 service connections.
What type of violations does Prairie View Elementary School have? ▼
Prairie View Elementary School has 144 total violations: 10 health-based violations (MCL exceedances or treatment failures), 130 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Prairie View Elementary School water? ▼
No PFAS testing data is available for Prairie View Elementary School under the EPA's UCMR5 monitoring program.
What water source does Prairie View Elementary School use? ▼
Prairie View Elementary School 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. 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.