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Community Water System · PWS OH4200112

Danville Village PWS

Danville, Ohio 43014 - drinking water served from groundwater sources to 1,014 people, tracked in EPA SDWIS and UCMR5.

1,014
People served
372
EPA violations
11
Health-based
Untested
UCMR5 result

The verdict

EPA records 372 drinking-water violations at Danville Village PWS, 3% of them health-based - above the Ohio per-system average.

372
Total EPA violations on record
3%
Health-based (MCL / treatment failure)
1,014
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Danville Village PWS

Danville Village PWS is a local-owned community water system that delivers drinking water to 1,014 residents in Danville, Ohio (Knox County) through 511 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 372 total violations for this system , of which 11 (3%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 356 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 15 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%).

Danville Village PWS's 372 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
1,014
Total Violations
372
Health-Based Violations
11
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
511
County
Knox
School/Daycare
No
MCL Violations
11
Monitoring Violations
356
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 15 2015
Revised Total Coliform Rule MON 12 2024
Coliform (TCR) MCL 11 1999
Atrazine MR 8 1994
LASSO MR 8 1994
CHLOROBENZENE MR 7 1999
1,2-Dichloroethane MR 7 1999
Tetrachloroethylene MR 7 1999
1,1-Dichloroethylene MR 7 1999
Carbon tetrachloride MR 7 1999
Trichloroethylene MR 7 1999
Styrene MR 7 1999
trans-1,2-Dichloroethylene MR 7 1999
o-Dichlorobenzene MR 7 1999
p-Dichlorobenzene MR 7 1999
1,1,2-Trichloroethane MR 7 1999
cis-1,2-Dichloroethylene MR 7 1999
Xylenes, Total MR 7 1999
DICHLOROMETHANE MR 7 1999
Vinyl chloride MR 7 1999
Ethylbenzene MR 7 1999
Toluene MR 7 1999
1,1,1-Trichloroethane MR 7 1999
Benzene MR 7 1999
1,2,4-Trichlorobenzene MR 7 1999
1,2-Dichloropropane MR 7 1999
Toxaphene MR 4 1994
Dalapon MR 4 1994
Diquat MR 4 1994
Glyphosate MR 4 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 Danville 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 OH4200112 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 Danville 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 Revised Total Coliform Rule MON 12 SDWIS / OH4200112 / 8000
2019 Consumer Confidence Rule Other 1 SDWIS / OH4200112 / 7000
2015 Coliform (TCR) MR 15 SDWIS / OH4200112 / 3100
2003 Gross Alpha, Excl. Radon and U MR 3 SDWIS / OH4200112 / 4000
2001 Nitrate MR 3 SDWIS / OH4200112 / 1040
2000 CYANIDE MR 4 SDWIS / OH4200112 / 1024
2000 Fluoride MR 4 SDWIS / OH4200112 / 1025
2000 Arsenic MR 4 SDWIS / OH4200112 / 1005
2000 Thallium, Total MR 4 SDWIS / OH4200112 / 1085
2000 Nickel MR 4 SDWIS / OH4200112 / 1036
2000 Selenium MR 4 SDWIS / OH4200112 / 1045
2000 Mercury MR 4 SDWIS / OH4200112 / 1035
2000 Chromium MR 4 SDWIS / OH4200112 / 1020
2000 Cadmium MR 4 SDWIS / OH4200112 / 1015
2000 Barium MR 4 SDWIS / OH4200112 / 1010

How Danville Village PWS Compares

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

Metric Danville Village PWS Ohio avg Federal benchmark
Total violations 372 69 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 11 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 1,014 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 Danville Village PWS water safe to drink? ▼
Danville Village PWS (PWS ID: OH4200112) has 372 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 1,014 people using Groundwater sources.
How many people does Danville Village PWS serve? ▼
Danville Village PWS serves 1,014 people in Danville, Ohio. It is a Local-owned system using Groundwater water sources with 511 service connections.
What type of violations does Danville Village PWS have? ▼
Danville Village PWS has 372 total violations: 11 health-based violations (MCL exceedances or treatment failures), 356 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Danville Village PWS water? ▼
No PFAS testing data is available for Danville Village PWS under the EPA's UCMR5 monitoring program.
What water source does Danville Village PWS use? ▼
Danville 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.