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Transient Non-Community Water System · PWS WI2685155

Calvary Baptist Church

Menomonee Falls, Wisconsin 53051-1816 - drinking water served from groundwater sources to 177 people, tracked in EPA SDWIS and UCMR5.

177
People served
95
EPA violations
18
Health-based
Untested
UCMR5 result

The verdict

EPA records 95 drinking-water violations at Calvary Baptist Church, 19% of them health-based - above the Wisconsin per-system average.

95
Total EPA violations on record
19%
Health-based (MCL / treatment failure)
177
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Calvary Baptist Church

Calvary Baptist Church is a private-owned transient non-community water system that delivers drinking water to 177 residents in Menomonee Falls, Wisconsin (Waukesha County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 95 total violations for this system , of which 18 (19%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 77 monitoring and reporting violations are on file. The most recent violation on record dates to 2010.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 18 violations (MCL, health-based). 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%).

Calvary Baptist Church's 95 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
177
Total Violations
95
Health-Based Violations
18
Water Source
Groundwater

System Details

System Type
Transient Non-Community
Owner Type
Private
Connections
1
County
Waukesha
School/Daycare
Yes
MCL Violations
18
Monitoring Violations
77
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 18 2010
Coliform (TCR) MR 14 2006
Lead and Copper Rule MR 7 2001
Arsenic MR 4 2001
Thallium, Total MR 4 2001
Beryllium, Total MR 4 2001
Antimony, Total MR 4 2001
Selenium MR 4 2001
Nitrate MR 4 2001
Fluoride MR 4 2001
Barium MR 4 2001
Mercury MR 4 2001
Chromium MR 4 2001
Nitrite MR 4 2001
Nickel MR 4 2001
Cadmium MR 4 2001
Nitrate-Nitrite MR 4 2001

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 Calvary Baptist Church.

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 WI2685155 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 Calvary Baptist Church 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
2010 Coliform (TCR) MCL 18 SDWIS / WI2685155 / 3100
2006 Coliform (TCR) MR 14 SDWIS / WI2685155 / 3100
2001 Lead and Copper Rule MR 7 SDWIS / WI2685155 / 5000
2001 Arsenic MR 4 SDWIS / WI2685155 / 1005
2001 Thallium, Total MR 4 SDWIS / WI2685155 / 1085
2001 Beryllium, Total MR 4 SDWIS / WI2685155 / 1075
2001 Antimony, Total MR 4 SDWIS / WI2685155 / 1074
2001 Selenium MR 4 SDWIS / WI2685155 / 1045
2001 Nitrate MR 4 SDWIS / WI2685155 / 1040
2001 Fluoride MR 4 SDWIS / WI2685155 / 1025
2001 Barium MR 4 SDWIS / WI2685155 / 1010
2001 Mercury MR 4 SDWIS / WI2685155 / 1035
2001 Chromium MR 4 SDWIS / WI2685155 / 1020
2001 Nitrite MR 4 SDWIS / WI2685155 / 1041
2001 Nickel MR 4 SDWIS / WI2685155 / 1036

How Calvary Baptist Church Compares

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

Metric Calvary Baptist Church Wisconsin avg Federal benchmark
Total violations 95 26 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 18 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 177 467 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 Calvary Baptist Church water safe to drink? ▼
Calvary Baptist Church (PWS ID: WI2685155) has 95 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 177 people using Groundwater sources.
How many people does Calvary Baptist Church serve? ▼
Calvary Baptist Church serves 177 people in Menomonee Falls, Wisconsin. It is a Private-owned system using Groundwater water sources with 1 service connections.
What type of violations does Calvary Baptist Church have? ▼
Calvary Baptist Church has 95 total violations: 18 health-based violations (MCL exceedances or treatment failures), 77 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Calvary Baptist Church water? ▼
No PFAS testing data is available for Calvary Baptist Church under the EPA's UCMR5 monitoring program.
What water source does Calvary Baptist Church use? ▼
Calvary Baptist Church uses Groundwater as its primary water source. It is classified as a Transient Non-Community Water System, serving transient populations.
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.