PlainWater

Non-Transient Non-Community Water System · PWS MI2071479

St. Lukes Lutheran School

Vassar, Michigan 48768 — drinking water served from groundwater sources to 34 people, tracked in EPA SDWIS and UCMR5.

34
People served
17
EPA violations
0
Health-based
Untested
UCMR5 result

The verdict

EPA records 17 drinking-water violations at St. Lukes Lutheran School — below the Michigan per-system average.

17
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
34
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: St. Lukes Lutheran School

St. Lukes Lutheran School is a private-owned non-transient non-community water system that delivers drinking water to 34 residents in Vassar, Michigan (Tuscola County) through 1 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 0 (0%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 17 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 Cadmium, recorded in 2 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 Michigan, EPA tracks 10,959 public water systems serving 9,098,093 people, with 255,201 cumulative violations and 31,467 health-based violations on record. About 86% of systems in the state carry at least one violation, and state-wide the average per system is 23.3 violations. St. Lukes Lutheran School's 17 violations sit below the Michigan average. Statewide, 87 of 318 UCMR5-tested systems have reported PFAS detections (27.4%). 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
34
Total Violations
17
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
1
County
Tuscola
School/Daycare
Yes
MCL Violations
0
Monitoring Violations
17
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Cadmium MR 2 2005
Antimony, Total MR 2 2005
Beryllium, Total MR 2 2005
Thallium, Total MR 2 2005
Barium MR 2 2005
Chromium MR 2 2005
Selenium MR 2 2005
Mercury MR 2 2005
Lead and Copper Rule MR 1 2016

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. Lukes Lutheran 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 MI2071479 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Michigan Drinking Water Authority

Michigan EGLE — Drinking Water and Environmental Health Division is the primacy agency that licenses and inspects St. Lukes Lutheran School under EPA-delegated authority.

Open MI regulator portal

Source: Michigan EGLE — Drinking Water and Environmental Health Division

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 Lead and Copper Rule MR 1 SDWIS / MI2071479 / 5000
2005 Cadmium MR 2 SDWIS / MI2071479 / 1015
2005 Antimony, Total MR 2 SDWIS / MI2071479 / 1074
2005 Beryllium, Total MR 2 SDWIS / MI2071479 / 1075
2005 Thallium, Total MR 2 SDWIS / MI2071479 / 1085
2005 Barium MR 2 SDWIS / MI2071479 / 1010
2005 Chromium MR 2 SDWIS / MI2071479 / 1020
2005 Selenium MR 2 SDWIS / MI2071479 / 1045
2005 Mercury MR 2 SDWIS / MI2071479 / 1035

How St. Lukes Lutheran School Compares

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

Metric St. Lukes Lutheran School Michigan avg Federal benchmark
Total violations 17 23.3 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 0 2.9 Indicates a contaminant exceeded a federal MCL
PFAS detection None 27.4% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 34 830 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 10,959 regulated public water systems in Michigan.

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 St. Lukes Lutheran School water safe to drink?
St. Lukes Lutheran School (PWS ID: MI2071479) has 17 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 34 people using Groundwater sources.
How many people does St. Lukes Lutheran School serve?
St. Lukes Lutheran School serves 34 people in Vassar, Michigan. It is a Private-owned system using Groundwater water sources with 1 service connections.
What type of violations does St. Lukes Lutheran School have?
St. Lukes Lutheran School has 17 total violations: 0 health-based violations (MCL exceedances or treatment failures), 17 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in St. Lukes Lutheran School water?
No PFAS testing data is available for St. Lukes Lutheran School under the EPA's UCMR5 monitoring program.
What water source does St. Lukes Lutheran School use?
St. Lukes Lutheran 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.

Explore PlainWater

Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.
Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial