PlainWater

MONROE CITY WATER UTILITIES

PWS ID: IN5242008 · MONROE CITY, Indiana 47557

MONROE CITY WATER UTILITIES serves 813 people in MONROE CITY, Indiana using Groundwater water sources. It has 22 recorded EPA violations, including 12 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: MONROE CITY WATER UTILITIES

MONROE CITY WATER UTILITIES is a local-owned community water system that delivers drinking water to 813 residents in MONROE CITY, Indiana (Knox County) through 325 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 22 total violations for this system , of which 12 (55%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 9 monitoring and reporting violations are on file. The most recent violation on record dates to 2000.

The most frequently cited contaminant at this system is Lead and Copper Rule, recorded in 8 violations (TT, 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 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. MONROE CITY WATER UTILITIES's 22 violations sit below 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
813
Total Violations
22
Health-Based Violations
12
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
325
County
Knox
School/Daycare
No
MCL Violations
4
Monitoring Violations
9
Treatment Tech Violations
8

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule TT 8 2000
Lead and Copper Rule MR 5 1999
Coliform (TCR) MCL 4 1998
Gross Alpha, Excl. Radon and U MR 3 1987
Nitrate MR 1 1994

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 MONROE CITY WATER UTILITIES.

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 IN5242008 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 MONROE CITY WATER UTILITIES 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
2000 Lead and Copper Rule TT 8 SDWIS / IN5242008 / 5000
1999 Lead and Copper Rule MR 5 SDWIS / IN5242008 / 5000
1998 Coliform (TCR) MCL 4 SDWIS / IN5242008 / 3100
1994 Nitrate MR 1 SDWIS / IN5242008 / 1040
1987 Gross Alpha, Excl. Radon and U MR 3 SDWIS / IN5242008 / 4000

How MONROE CITY WATER UTILITIES Compares

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

Metric MONROE CITY WATER UTILITIES Indiana avg Federal benchmark
Total violations 22 88.9 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 12 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 813 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 MONROE CITY WATER UTILITIES water safe to drink?
MONROE CITY WATER UTILITIES (PWS ID: IN5242008) has 22 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 813 people using Groundwater sources.
How many people does MONROE CITY WATER UTILITIES serve?
MONROE CITY WATER UTILITIES serves 813 people in MONROE CITY, Indiana. It is a Local-owned system using Groundwater water sources with 325 service connections.
What type of violations does MONROE CITY WATER UTILITIES have?
MONROE CITY WATER UTILITIES has 22 total violations: 12 health-based violations (MCL exceedances or treatment failures), 9 monitoring/reporting violations, and 8 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in MONROE CITY WATER UTILITIES water?
No PFAS testing data is available for MONROE CITY WATER UTILITIES under the EPA's UCMR5 monitoring program.
What water source does MONROE CITY WATER UTILITIES use?
MONROE CITY WATER UTILITIES 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.

Explore PlainWater

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 Kiznis Studio Editorial