PlainWater

Transient Non-Community Water System · PWS WI2650325

Linn Presbyterian Church

Lake Geneva, Wisconsin 53147 - drinking water served from groundwater sources to 504 people, tracked in EPA SDWIS and UCMR5.

504
People served
31
EPA violations
25
Health-based
Untested
UCMR5 result

The verdict

EPA records 31 drinking-water violations at Linn Presbyterian Church, 81% of them health-based - above the Wisconsin per-system average.

31
Total EPA violations on record
81%
Health-based (MCL / treatment failure)
504
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Linn Presbyterian Church

Linn Presbyterian Church is a private-owned transient non-community water system that delivers drinking water to 504 residents in Lake Geneva, Wisconsin (Walworth County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 31 total violations for this system , of which 25 (81%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 6 monitoring and reporting violations are on file. The most recent violation on record dates to 2007.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 25 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, 78 of 202 UCMR5-tested systems have reported PFAS detections (38.6%).

Linn Presbyterian Church's 31 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
504
Total Violations
31
Health-Based Violations
25
Water Source
Groundwater

System Details

System Type
Transient Non-Community
Owner Type
Private
Connections
1
County
Walworth
School/Daycare
No
MCL Violations
25
Monitoring Violations
6
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 25 2007
Nitrate MR 3 1995
Nitrite MR 3 1995

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 Linn Presbyterian 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 WI2650325 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 Linn Presbyterian 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
2007 Coliform (TCR) MCL 25 SDWIS / WI2650325 / 3100
1995 Nitrate MR 3 SDWIS / WI2650325 / 1040
1995 Nitrite MR 3 SDWIS / WI2650325 / 1041

How Linn Presbyterian Church Compares

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

Metric Linn Presbyterian Church Wisconsin avg Federal benchmark
Total violations 31 26 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 25 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 504 467 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 Linn Presbyterian Church water safe to drink?
Linn Presbyterian Church (PWS ID: WI2650325) has 31 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 504 people using Groundwater sources.
How many people does Linn Presbyterian Church serve?
Linn Presbyterian Church serves 504 people in Lake Geneva, Wisconsin. It is a Private-owned system using Groundwater water sources with 1 service connections.
What type of violations does Linn Presbyterian Church have?
Linn Presbyterian Church has 31 total violations: 25 health-based violations (MCL exceedances or treatment failures), 6 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Linn Presbyterian Church water?
No PFAS testing data is available for Linn Presbyterian Church under the EPA's UCMR5 monitoring program.
What water source does Linn Presbyterian Church use?
Linn Presbyterian 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.
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.