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CAYUGA WATER DEPARTMENT

PWS ID: IN5283002 · CAYUGA, Indiana 47928

CAYUGA WATER DEPARTMENT serves 1,162 people in CAYUGA, Indiana using Groundwater water sources. It has 171 recorded EPA violations, including 0 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: CAYUGA WATER DEPARTMENT

CAYUGA WATER DEPARTMENT is a local-owned community water system that delivers drinking water to 1,162 residents in CAYUGA, Indiana (Vermillion County) through 574 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 171 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 166 monitoring and reporting violations are on file. The most recent violation on record dates to 2008.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 30 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. CAYUGA WATER DEPARTMENT's 171 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
1,162
Total Violations
171
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
574
County
Vermillion
School/Daycare
No
MCL Violations
0
Monitoring Violations
166
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 30 2003
Nitrate MR 5 2000
1,2,4-Trichlorobenzene MR 3 2000
cis-1,2-Dichloroethylene MR 3 2000
DICHLOROMETHANE MR 3 2000
p-Dichlorobenzene MR 3 2000
Vinyl chloride MR 3 2000
1,1-Dichloroethylene MR 3 2000
1,2-Dichloroethane MR 3 2000
Carbon tetrachloride MR 3 2000
1,2-Dichloropropane MR 3 2000
Tetrachloroethylene MR 3 2000
Benzene MR 3 2000
Toluene MR 3 2000
Ethylbenzene MR 3 2000
Styrene MR 3 2000
Trichloroethylene MR 3 2000
Xylenes, Total MR 3 2000
o-Dichlorobenzene MR 3 2000
CHLOROBENZENE MR 3 2000
trans-1,2-Dichloroethylene MR 3 2000
1,1,2-Trichloroethane MR 3 2000
1,1,1-Trichloroethane MR 3 2000
Dinoseb MR 2 1995
Diquat MR 2 1995
2,4-D MR 2 1995
Endothall MR 2 1995
ETHYLENE DIBROMIDE MR 2 1995
Heptachlor epoxide MR 2 1995
Methoxychlor MR 2 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 CAYUGA WATER DEPARTMENT.

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 IN5283002 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 CAYUGA WATER DEPARTMENT 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
2008 Consumer Confidence Rule Other 2 SDWIS / IN5283002 / 7000
2003 Coliform (TCR) MR 30 SDWIS / IN5283002 / 3100
2000 Nitrate MR 5 SDWIS / IN5283002 / 1040
2000 1,2,4-Trichlorobenzene MR 3 SDWIS / IN5283002 / 2378
2000 cis-1,2-Dichloroethylene MR 3 SDWIS / IN5283002 / 2380
2000 DICHLOROMETHANE MR 3 SDWIS / IN5283002 / 2964
2000 p-Dichlorobenzene MR 3 SDWIS / IN5283002 / 2969
2000 Vinyl chloride MR 3 SDWIS / IN5283002 / 2976
2000 1,1-Dichloroethylene MR 3 SDWIS / IN5283002 / 2977
2000 1,2-Dichloroethane MR 3 SDWIS / IN5283002 / 2980
2000 Carbon tetrachloride MR 3 SDWIS / IN5283002 / 2982
2000 1,2-Dichloropropane MR 3 SDWIS / IN5283002 / 2983
2000 Tetrachloroethylene MR 3 SDWIS / IN5283002 / 2987
2000 Benzene MR 3 SDWIS / IN5283002 / 2990
2000 Toluene MR 3 SDWIS / IN5283002 / 2991

How CAYUGA WATER DEPARTMENT Compares

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

Metric CAYUGA WATER DEPARTMENT Indiana avg Federal benchmark
Total violations 171 88.9 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 0 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 1,162 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 CAYUGA WATER DEPARTMENT water safe to drink? ▼
CAYUGA WATER DEPARTMENT (PWS ID: IN5283002) has 171 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 1,162 people using Groundwater sources.
How many people does CAYUGA WATER DEPARTMENT serve? ▼
CAYUGA WATER DEPARTMENT serves 1,162 people in CAYUGA, Indiana. It is a Local-owned system using Groundwater water sources with 574 service connections.
What type of violations does CAYUGA WATER DEPARTMENT have? ▼
CAYUGA WATER DEPARTMENT has 171 total violations: 0 health-based violations (MCL exceedances or treatment failures), 166 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in CAYUGA WATER DEPARTMENT water? ▼
No PFAS testing data is available for CAYUGA WATER DEPARTMENT under the EPA's UCMR5 monitoring program.
What water source does CAYUGA WATER DEPARTMENT use? ▼
CAYUGA WATER DEPARTMENT 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.

Read our methodology — how this data is sourced, computed, and verified.

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