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Community Water System · PWS OH5400112

Coldwater Village

Coldwater, Ohio 45828 - drinking water served from groundwater sources to 4,774 people, tracked in EPA SDWIS and UCMR5.

4,774
People served
309
EPA violations
4
Health-based
No PFAS
UCMR5 result

The verdict

EPA records 309 drinking-water violations at Coldwater Village, 1% of them health-based - above the Ohio per-system average.

309
Total EPA violations on record
1%
Health-based (MCL / treatment failure)
4,774
People served by this system
0
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Coldwater Village

Coldwater Village is a local-owned community water system that delivers drinking water to 4,774 residents in Coldwater, Ohio (Mercer County) through 1,916 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 309 total violations for this system , of which 4 (1%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 299 monitoring and reporting violations are on file. The most recent violation on record dates to 2022.

The most frequently cited contaminant at this system is 1,1,1-Trichloroethane, recorded in 9 violations (MR). This system was sampled under EPA's UCMR5 PFAS monitoring program and no PFAS compounds were detected above the minimum reporting level.

Across Ohio, EPA tracks 4,181 public water systems serving 11,085,226 people, with 288,388 cumulative violations and 52,412 health-based violations on record. About 90% of systems in the state carry at least one violation, and state-wide the average per system is 69 violations. Statewide, 204 of 346 UCMR5-tested systems have reported PFAS detections (59%).

Coldwater Village's 309 violations sit above the Ohio 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
4,774
Total Violations
309
Health-Based Violations
4
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
1,916
County
Mercer
School/Daycare
No
MCL Violations
4
Monitoring Violations
299
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
1,1,1-Trichloroethane MR 9 1998
CHLOROBENZENE MR 9 1998
Benzene MR 9 1998
1,2,4-Trichlorobenzene MR 9 1998
DICHLOROMETHANE MR 9 1998
1,1-Dichloroethylene MR 9 1998
Carbon tetrachloride MR 9 1998
o-Dichlorobenzene MR 9 1998
1,1,2-Trichloroethane MR 9 1998
cis-1,2-Dichloroethylene MR 9 1998
Xylenes, Total MR 9 1998
1,2-Dichloropropane MR 9 1998
Vinyl chloride MR 9 1998
1,2-Dichloroethane MR 9 1998
Ethylbenzene MR 9 1998
Styrene MR 9 1998
trans-1,2-Dichloroethylene MR 9 1998
Toluene MR 9 1998
Trichloroethylene MR 9 1998
p-Dichlorobenzene MR 9 1998
Tetrachloroethylene MR 9 1998
Arsenic MR 8 2020
Nitrate MR 5 1997
Consumer Confidence Rule Other 4 2002
Fluoride MR 4 1997
Diquat MR 4 1997
Endothall MR 4 1997
Glyphosate MR 4 1997
Di(2-ethylhexyl) phthalate MR 4 1997
Atrazine MR 4 1996

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 58 samples detected PFAS.

Contaminant Date Result MRL Status
HFPO-DA 7/22/2024 <5.00 ppt 5.00 ppt Not Detected
PFBS 7/22/2024 <3.00 ppt 3.00 ppt Not Detected
PFHpA 7/22/2024 <3.00 ppt 3.00 ppt Not Detected
PFHxS 7/22/2024 <3.00 ppt 3.00 ppt Not Detected
PFNA 7/22/2024 <4.00 ppt 4.00 ppt Not Detected
PFOS 7/22/2024 <4.00 ppt 4.00 ppt Not Detected
PFOA 7/22/2024 <4.00 ppt 4.00 ppt Not Detected
PFDA 7/22/2024 <3.00 ppt 3.00 ppt Not Detected
PFDoA 7/22/2024 <3.00 ppt 3.00 ppt Not Detected
PFHxA 7/22/2024 <3.00 ppt 3.00 ppt Not Detected
PFUnA 7/22/2024 <2.00 ppt 2.00 ppt Not Detected
11Cl-PF3OUdS 7/22/2024 <5.00 ppt 5.00 ppt Not Detected
ADONA 7/22/2024 <3.00 ppt 3.00 ppt Not Detected
PFBA 7/22/2024 <5.00 ppt 5.00 ppt Not Detected
6:2 FTS 7/22/2024 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 7/22/2024 <3.00 ppt 3.00 ppt Not Detected
8:2 FTS 7/22/2024 <5.00 ppt 5.00 ppt Not Detected
PFMPA 7/22/2024 <4.00 ppt 4.00 ppt Not Detected
PFPeA 7/22/2024 <3.00 ppt 3.00 ppt Not Detected
PFEESA 7/22/2024 <3.00 ppt 3.00 ppt Not Detected
PFPeS 7/22/2024 <4.00 ppt 4.00 ppt Not Detected
PFHpS 7/22/2024 <3.00 ppt 3.00 ppt Not Detected
NFDHA 7/22/2024 <20.00 ppt 20.00 ppt Not Detected
9Cl-PF3ONS 7/22/2024 <2.00 ppt 2.00 ppt Not Detected
PFTrDA 7/22/2024 <7.00 ppt 7.00 ppt Not Detected
NEtFOSAA 7/22/2024 <5.00 ppt 5.00 ppt Not Detected
NMeFOSAA 7/22/2024 <6.00 ppt 6.00 ppt Not Detected
PFMBA 7/22/2024 <3.00 ppt 3.00 ppt Not Detected
PFTA 7/22/2024 <8.00 ppt 8.00 ppt Not Detected
ADONA 1/22/2024 <3.00 ppt 3.00 ppt Not Detected
PFNA 1/22/2024 <4.00 ppt 4.00 ppt Not Detected
PFOS 1/22/2024 <4.00 ppt 4.00 ppt Not Detected
PFOA 1/22/2024 <4.00 ppt 4.00 ppt Not Detected
PFDA 1/22/2024 <3.00 ppt 3.00 ppt Not Detected
PFDoA 1/22/2024 <3.00 ppt 3.00 ppt Not Detected
PFHxA 1/22/2024 <3.00 ppt 3.00 ppt Not Detected
PFUnA 1/22/2024 <2.00 ppt 2.00 ppt Not Detected
11Cl-PF3OUdS 1/22/2024 <5.00 ppt 5.00 ppt Not Detected
PFTrDA 1/22/2024 <7.00 ppt 7.00 ppt Not Detected
PFTA 1/22/2024 <8.00 ppt 8.00 ppt Not Detected
NMeFOSAA 1/22/2024 <6.00 ppt 6.00 ppt Not Detected
6:2 FTS 1/22/2024 <5.00 ppt 5.00 ppt Not Detected
9Cl-PF3ONS 1/22/2024 <2.00 ppt 2.00 ppt Not Detected
PFBS 1/22/2024 <3.00 ppt 3.00 ppt Not Detected
HFPO-DA 1/22/2024 <5.00 ppt 5.00 ppt Not Detected
PFBA 1/22/2024 <5.00 ppt 5.00 ppt Not Detected
PFHpS 1/22/2024 <3.00 ppt 3.00 ppt Not Detected
PFPeS 1/22/2024 <4.00 ppt 4.00 ppt Not Detected
NFDHA 1/22/2024 <20.00 ppt 20.00 ppt Not Detected
PFEESA 1/22/2024 <3.00 ppt 3.00 ppt Not Detected

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 Coldwater Village.

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 OH5400112 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Ohio Drinking Water Authority

Ohio EPA, Division of Drinking and Ground Waters is the primacy agency that licenses and inspects Coldwater Village under EPA-delegated authority.

Open OH regulator portal

Source: Ohio EPA, Division of Drinking and Ground Waters

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
2022 TTHM MR 4 SDWIS / OH5400112 / 2950
2020 Arsenic MR 8 SDWIS / OH5400112 / 1005
2002 Consumer Confidence Rule Other 4 SDWIS / OH5400112 / 7000
1998 1,1,1-Trichloroethane MR 9 SDWIS / OH5400112 / 2981
1998 CHLOROBENZENE MR 9 SDWIS / OH5400112 / 2989
1998 Benzene MR 9 SDWIS / OH5400112 / 2990
1998 1,2,4-Trichlorobenzene MR 9 SDWIS / OH5400112 / 2378
1998 DICHLOROMETHANE MR 9 SDWIS / OH5400112 / 2964
1998 1,1-Dichloroethylene MR 9 SDWIS / OH5400112 / 2977
1998 Carbon tetrachloride MR 9 SDWIS / OH5400112 / 2982
1998 o-Dichlorobenzene MR 9 SDWIS / OH5400112 / 2968
1998 1,1,2-Trichloroethane MR 9 SDWIS / OH5400112 / 2985
1998 cis-1,2-Dichloroethylene MR 9 SDWIS / OH5400112 / 2380
1998 Xylenes, Total MR 9 SDWIS / OH5400112 / 2955
1998 1,2-Dichloropropane MR 9 SDWIS / OH5400112 / 2983

How Coldwater Village Compares

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

Metric Coldwater Village Ohio avg Federal benchmark
Total violations 309 69 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 4 12.5 Indicates a contaminant exceeded a federal MCL
PFAS detection None 59% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 4,774 2,651 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 4,181 regulated public water systems in Ohio.

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 Coldwater Village water safe to drink?
Coldwater Village (PWS ID: OH5400112) has 309 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 4,774 people using Groundwater sources.
How many people does Coldwater Village serve?
Coldwater Village serves 4,774 people in Coldwater, Ohio. It is a Local-owned system using Groundwater water sources with 1,916 service connections.
What type of violations does Coldwater Village have?
Coldwater Village has 309 total violations: 4 health-based violations (MCL exceedances or treatment failures), 299 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Coldwater Village water?
No. Coldwater Village was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.
What water source does Coldwater Village use?
Coldwater Village 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.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. PFAS data from EPA UCMR5 monitoring program (2023-2025). 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.