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Public water system · WI1280216

Active

St Peters Lutheran School

At a glance

St Peters Lutheran School (PWSID WI1280216) is an active non-transient non-community water system in Jefferson County, Wisconsin. It reports serving 87 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 9 violations for this system; 6 are health-based, and the most recent began in January 2019.

Dataset updated . Source: EPA SDWIS/ECHO public records.

Population served

87

Service connections

1

Primary source

GW

Groundwater

System type

NTNCWS

Non-transient non-community water system

System record

PWSIDWI1280216
System typeNon-transient non-community water system
Activity statusActive
Population served87
Service connections1
Primary water sourceGroundwater
Owner typePrivate
Primacy agencyWI state drinking water program
City servedHelenville
StateWisconsin
ZIP—
CountyJefferson County

How does St Peters Lutheran School compare with other water systems in Jefferson County?

By EPA's size categories, St Peters Lutheran School is a very small system (500 people or fewer). Jefferson County has 195 active public water systems. Its population served is well below the county average of 453 people per system, and accounts for less than 0.1% of the 88,343 people reported by systems filed under the county. Across Wisconsin, the 11,056 active systems average 469 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so St Peters Lutheran School is well below that figure.

What does “non-transient non-community water system” mean?

A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. Wisconsin has 891 active non-transient non-community water systems, 8.1% of the state's 11,056 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 10,978 Wisconsin systems (99%) list groundwater as their primary source.

Who owns and regulates St Peters Lutheran School?

EPA lists St Peters Lutheran School as privately owned. The WI state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 152 of the 195 active systems in Jefferson County (78%) are also privately owned.

Does St Peters Lutheran School have drinking water violations?

EPA's records list 9 violations for this system; 6 are health-based, and the most recent began in January 2019. The violations listed here began between April 1991 and January 2019. By type: 6 contaminant level above the legal limit, 2 monitoring and reporting and 1 monitoring. The contaminant or rule involved most often is Total coliform bacteria (TCR) (8 of them). EPA lists 8 as resolved and 1 as archived. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.

BeganViolationContaminant or ruleHealth-basedStatus
2019-01-01MonitoringMonitoring, Routine (RTCR) · code 3ARevised Total Coliform Rulecode 8000NoResolved
2008-04-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
2005-06-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved
2000-09-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved
2000-08-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved
1998-07-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved
1997-07-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved
1997-03-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved
1991-04-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoArchived

All 9 violations in EPA's records, newest first. Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.

St Peters Lutheran School: frequently asked questions

Who runs St Peters Lutheran School?

St Peters Lutheran School (PWSID WI1280216) is a non-transient non-community water system privately owned. It is regulated by the WI state drinking water program.

How many people does St Peters Lutheran School serve?

St Peters Lutheran School reports serving 87 people through 1 service connection in Jefferson County, Wisconsin.

Where does St Peters Lutheran School get its water?

EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.

Does St Peters Lutheran School have any drinking water violations?

EPA's records list 9 violations for this system; 6 are health-based, and the most recent began in January 2019. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.

Is St Peters Lutheran School's water safe to drink?

AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. EPA's records list 9 violations for this system; 6 are health-based, and the most recent began in January 2019. For current results, consult EPA ECHO, or the WI state drinking water program.

Where can I find St Peters Lutheran School's water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. St Peters Lutheran School is a non-transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.

Other water systems in Jefferson County

Water systemCountyPopulation servedTypeSource
Watertown WaterworksJefferson23,945CommunityGroundwater
Fort Atkinson WaterworksJefferson12,390CommunityGroundwater
Jefferson WaterworksJefferson7,926CommunityGroundwater
Lake Mills WaterworksJefferson6,211CommunityGroundwater
Waterloo WaterworksJefferson3,520CommunityGroundwater
Johnson Creek WaterworksJefferson3,318CommunityGroundwater

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About this data

Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.

Cite as: AquaCensus, “St Peters Lutheran School, PWSID WI1280216, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/st-peters-lutheran-school-wi1280216 (data as of October 1, 2026).