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Community Water System · PWS OH0500603

Coolville Village PWS

Coolville, Ohio 45723 - drinking water served from groundwater sources to 859 people, tracked in EPA SDWIS and UCMR5.

859
People served
65
EPA violations
2
Health-based
Untested
UCMR5 result

The verdict

EPA records 65 drinking-water violations at Coolville Village PWS, 3% of them health-based - below the Ohio per-system average.

65
Total EPA violations on record
3%
Health-based (MCL / treatment failure)
859
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Coolville Village PWS

Coolville Village PWS is a local-owned community water system that delivers drinking water to 859 residents in Coolville, Ohio (Athens County) through 307 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 65 total violations for this system , of which 2 (3%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 33 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 21 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 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%).

Coolville Village PWS's 65 violations sit below 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
859
Total Violations
65
Health-Based Violations
2
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
307
County
Athens
School/Daycare
No
MCL Violations
0
Monitoring Violations
33
Treatment Tech Violations
2

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 21 2016
Consumer Confidence Rule Other 12 2024
Lead and Copper Rule MR 3 1997
Revised Total Coliform Rule MON 3 2024
Total Haloacetic Acids (HAA5) MR 3 2015
TTHM MR 3 2015
LEAD AND COPPER RULE REVISIONS TT 2 2024

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 Coolville Village PWS.

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 OH0500603 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 Coolville Village PWS 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
2024 Consumer Confidence Rule Other 12 SDWIS / OH0500603 / 7000
2024 Revised Total Coliform Rule MON 3 SDWIS / OH0500603 / 8000
2024 LEAD AND COPPER RULE REVISIONS TT 2 SDWIS / OH0500603 / 5200
2016 Coliform (TCR) MR 21 SDWIS / OH0500603 / 3100
2015 Total Haloacetic Acids (HAA5) MR 3 SDWIS / OH0500603 / 2456
2015 TTHM MR 3 SDWIS / OH0500603 / 2950
1997 Lead and Copper Rule MR 3 SDWIS / OH0500603 / 5000

How Coolville Village PWS Compares

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

Metric Coolville Village PWS Ohio avg Federal benchmark
Total violations 65 69 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 2 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 859 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 Coolville Village PWS water safe to drink? ▼
Coolville Village PWS (PWS ID: OH0500603) has 65 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 859 people using Groundwater sources.
How many people does Coolville Village PWS serve? ▼
Coolville Village PWS serves 859 people in Coolville, Ohio. It is a Local-owned system using Groundwater water sources with 307 service connections.
What type of violations does Coolville Village PWS have? ▼
Coolville Village PWS has 65 total violations: 2 health-based violations (MCL exceedances or treatment failures), 33 monitoring/reporting violations, and 2 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Coolville Village PWS water? ▼
No PFAS testing data is available for Coolville Village PWS under the EPA's UCMR5 monitoring program.
What water source does Coolville Village PWS use? ▼
Coolville Village PWS 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. This data is provided for informational purposes only.

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

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.