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WILFRED WATER CORPORATION

PWS ID: IN5277010 · SHELBURN, Indiana 47879

WILFRED WATER CORPORATION serves 400 people in SHELBURN, Indiana using Groundwater water sources. It has 129 recorded EPA violations, including 7 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: WILFRED WATER CORPORATION

WILFRED WATER CORPORATION is a local-owned community water system that delivers drinking water to 400 residents in SHELBURN, Indiana (Sullivan County) through 160 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 129 total violations for this system , of which 7 (5%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 84 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 43 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 Indiana, EPA tracks 3,967 public water systems serving 5,774,616 people, with 352,710 cumulative violations and 35,932 health-based violations on record. About 96% of systems in the state carry at least one violation, and state-wide the average per system is 88.9 violations. WILFRED WATER CORPORATION's 129 violations sit above the Indiana average. Statewide, 93 of 229 UCMR5-tested systems have reported PFAS detections (40.6%). 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
400
Total Violations
129
Health-Based Violations
7
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
160
County
Sullivan
School/Daycare
No
MCL Violations
7
Monitoring Violations
84
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 43 2015
Consumer Confidence Rule Other 25 2025
TTHM MR 16 2015
Total Haloacetic Acids (HAA5) MR 16 2015
Lead and Copper Rule MR 9 2024
Coliform (TCR) MCL 7 2015
Groundwater Rule Other 2 2010

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 WILFRED WATER CORPORATION.

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 IN5277010 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Indiana Drinking Water Authority

Indiana Department of Environmental Management — Drinking Water Branch is the primacy agency that licenses and inspects WILFRED WATER CORPORATION under EPA-delegated authority.

Open IN regulator portal

Source: Indiana Department of Environmental Management — Drinking Water Branch

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
2025 Consumer Confidence Rule Other 25 SDWIS / IN5277010 / 7000
2024 Lead and Copper Rule MR 9 SDWIS / IN5277010 / 5000
2015 Coliform (TCR) MR 43 SDWIS / IN5277010 / 3100
2015 TTHM MR 16 SDWIS / IN5277010 / 2950
2015 Total Haloacetic Acids (HAA5) MR 16 SDWIS / IN5277010 / 2456
2015 Coliform (TCR) MCL 7 SDWIS / IN5277010 / 3100
2010 Groundwater Rule Other 2 SDWIS / IN5277010 / 0700

How WILFRED WATER CORPORATION Compares

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

Metric WILFRED WATER CORPORATION Indiana avg Federal benchmark
Total violations 129 88.9 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 7 9.1 Indicates a contaminant exceeded a federal MCL
PFAS detection None 40.6% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 400 1,456 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 3,967 regulated public water systems in Indiana.

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 WILFRED WATER CORPORATION water safe to drink?
WILFRED WATER CORPORATION (PWS ID: IN5277010) has 129 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 400 people using Groundwater sources.
How many people does WILFRED WATER CORPORATION serve?
WILFRED WATER CORPORATION serves 400 people in SHELBURN, Indiana. It is a Local-owned system using Groundwater water sources with 160 service connections.
What type of violations does WILFRED WATER CORPORATION have?
WILFRED WATER CORPORATION has 129 total violations: 7 health-based violations (MCL exceedances or treatment failures), 84 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in WILFRED WATER CORPORATION water?
No PFAS testing data is available for WILFRED WATER CORPORATION under the EPA's UCMR5 monitoring program.
What water source does WILFRED WATER CORPORATION use?
WILFRED WATER CORPORATION uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
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.

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Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Related

Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial