PlainWater

Community Water System · PWS KY0470393

Hardin County Water District #1

Radcliff, Kentucky 40601 - drinking water served from surface water sources to 30,230 people, tracked in EPA SDWIS and UCMR5.

30,230
People served
331
EPA violations
4
Health-based
No PFAS
UCMR5 result

The verdict

EPA records 331 drinking-water violations at Hardin County Water District #1, 1% of them health-based - above the Kentucky per-system average.

331
Total EPA violations on record
1%
Health-based (MCL / treatment failure)
30,230
People served by this system
0
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Hardin County Water District #1

Hardin County Water District #1 is a local-owned community water system that delivers drinking water to 30,230 residents in Radcliff, Kentucky (Hardin County) through 11,238 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 331 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 167 monitoring and reporting violations are on file. The most recent violation on record dates to 2006.

The most frequently cited contaminant at this system is Nitrate, recorded in 15 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 Kentucky, EPA tracks 424 public water systems serving 4,570,541 people, with 80,482 cumulative violations and 12,554 health-based violations on record. About 99% of systems in the state carry at least one violation, and state-wide the average per system is 189.8 violations. Statewide, 107 of 231 UCMR5-tested systems have reported PFAS detections (46.3%).

Hardin County Water District #1's 331 violations sit above the Kentucky 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
30,230
Total Violations
331
Health-Based Violations
4
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
11,238
County
Hardin
School/Daycare
No
MCL Violations
4
Monitoring Violations
167
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Nitrate MR 15 1994
TTHM MR 8 2006
Total Polychlorinated Biphenyls (PCB) MR 5 1993
Xylenes, Total MR 5 1993
Vinyl chloride MR 5 1993
1,1-Dichloroethylene MR 5 1993
trans-1,2-Dichloroethylene MR 5 1993
1,2-Dichloroethane MR 5 1993
Carbon tetrachloride MR 5 1993
1,2-Dichloropropane MR 5 1993
Trichloroethylene MR 5 1993
CHLOROBENZENE MR 5 1993
Benzene MR 5 1993
Ethylbenzene MR 5 1993
Styrene MR 5 1993
DICHLOROMETHANE MR 5 1993
1,1,2-Trichloroethane MR 5 1993
Toluene MR 5 1993
1,2,4-Trichlorobenzene MR 5 1993
cis-1,2-Dichloroethylene MR 5 1993
p-Dichlorobenzene MR 5 1993
o-Dichlorobenzene MR 5 1993
Tetrachloroethylene MR 5 1993
1,1,1-Trichloroethane MR 5 1993
Total Haloacetic Acids (HAA5) MCL 4 2004
Consumer Confidence Rule Other 4 2004
Coliform (TCR) MR 4 2005
CARBON, TOTAL MR 4 2005
Total Haloacetic Acids (HAA5) MR 4 2006
Surface Water Treatment Rule MR 3 2001

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 116 samples detected PFAS.

Contaminant Date Result MRL Status
PFPeS 8/8/2023 <4.00 ppt 4.00 ppt Not Detected
PFMPA 8/8/2023 <4.00 ppt 4.00 ppt Not Detected
NFDHA 8/8/2023 <20.00 ppt 20.00 ppt Not Detected
PFEESA 8/8/2023 <3.00 ppt 3.00 ppt Not Detected
PFMBA 8/8/2023 <3.00 ppt 3.00 ppt Not Detected
PFPeA 8/8/2023 <3.00 ppt 3.00 ppt Not Detected
PFDoA 8/8/2023 <3.00 ppt 3.00 ppt Not Detected
PFHpS 8/8/2023 <3.00 ppt 3.00 ppt Not Detected
PFUnA 8/8/2023 <2.00 ppt 2.00 ppt Not Detected
8:2 FTS 8/8/2023 <5.00 ppt 5.00 ppt Not Detected
NMeFOSAA 8/8/2023 <6.00 ppt 6.00 ppt Not Detected
NEtFOSAA 8/8/2023 <5.00 ppt 5.00 ppt Not Detected
PFTrDA 8/8/2023 <7.00 ppt 7.00 ppt Not Detected
PFBS 8/8/2023 <3.00 ppt 3.00 ppt Not Detected
PFHpA 8/8/2023 <3.00 ppt 3.00 ppt Not Detected
PFHxS 8/8/2023 <3.00 ppt 3.00 ppt Not Detected
PFNA 8/8/2023 <4.00 ppt 4.00 ppt Not Detected
ADONA 8/8/2023 <3.00 ppt 3.00 ppt Not Detected
4:2 FTS 8/8/2023 <3.00 ppt 3.00 ppt Not Detected
6:2 FTS 8/8/2023 <5.00 ppt 5.00 ppt Not Detected
PFTA 8/8/2023 <8.00 ppt 8.00 ppt Not Detected
PFOS 8/8/2023 <4.00 ppt 4.00 ppt Not Detected
HFPO-DA 8/8/2023 <5.00 ppt 5.00 ppt Not Detected
9Cl-PF3ONS 8/8/2023 <2.00 ppt 2.00 ppt Not Detected
11Cl-PF3OUdS 8/8/2023 <5.00 ppt 5.00 ppt Not Detected
PFHxA 8/8/2023 <3.00 ppt 3.00 ppt Not Detected
PFDA 8/8/2023 <3.00 ppt 3.00 ppt Not Detected
PFOA 8/8/2023 <4.00 ppt 4.00 ppt Not Detected
PFBA 8/8/2023 <5.00 ppt 5.00 ppt Not Detected
11Cl-PF3OUdS 5/8/2023 <5.00 ppt 5.00 ppt Not Detected
9Cl-PF3ONS 5/8/2023 <2.00 ppt 2.00 ppt Not Detected
ADONA 5/8/2023 <3.00 ppt 3.00 ppt Not Detected
HFPO-DA 5/8/2023 <5.00 ppt 5.00 ppt Not Detected
PFBA 5/8/2023 <5.00 ppt 5.00 ppt Not Detected
6:2 FTS 5/8/2023 <5.00 ppt 5.00 ppt Not Detected
PFHpS 5/8/2023 <3.00 ppt 3.00 ppt Not Detected
PFMPA 5/8/2023 <4.00 ppt 4.00 ppt Not Detected
PFPeA 5/8/2023 <3.00 ppt 3.00 ppt Not Detected
PFOA 5/8/2023 <4.00 ppt 4.00 ppt Not Detected
PFPeS 5/8/2023 <4.00 ppt 4.00 ppt Not Detected
NFDHA 5/8/2023 <20.00 ppt 20.00 ppt Not Detected
PFEESA 5/8/2023 <3.00 ppt 3.00 ppt Not Detected
PFMBA 5/8/2023 <3.00 ppt 3.00 ppt Not Detected
4:2 FTS 5/8/2023 <3.00 ppt 3.00 ppt Not Detected
PFOS 5/8/2023 <4.00 ppt 4.00 ppt Not Detected
8:2 FTS 5/8/2023 <5.00 ppt 5.00 ppt Not Detected
PFTA 5/8/2023 <8.00 ppt 8.00 ppt Not Detected
PFTrDA 5/8/2023 <7.00 ppt 7.00 ppt Not Detected
NEtFOSAA 5/8/2023 <5.00 ppt 5.00 ppt Not Detected
NMeFOSAA 5/8/2023 <6.00 ppt 6.00 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 Hardin County Water District #1.

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 KY0470393 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Kentucky Drinking Water Authority

Kentucky's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find KY regulator via EPA SDWIS

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
2006 TTHM MR 8 SDWIS / KY0470393 / 2950
2006 Total Haloacetic Acids (HAA5) MR 4 SDWIS / KY0470393 / 2456
2005 Coliform (TCR) MR 4 SDWIS / KY0470393 / 3100
2005 CARBON, TOTAL MR 4 SDWIS / KY0470393 / 2920
2004 Total Haloacetic Acids (HAA5) MCL 4 SDWIS / KY0470393 / 2456
2004 Consumer Confidence Rule Other 4 SDWIS / KY0470393 / 7000
2001 Surface Water Treatment Rule MR 3 SDWIS / KY0470393 / 0200
1994 Nitrate MR 15 SDWIS / KY0470393 / 1040
1993 Total Polychlorinated Biphenyls (PCB) MR 5 SDWIS / KY0470393 / 2383
1993 Xylenes, Total MR 5 SDWIS / KY0470393 / 2955
1993 Vinyl chloride MR 5 SDWIS / KY0470393 / 2976
1993 1,1-Dichloroethylene MR 5 SDWIS / KY0470393 / 2977
1993 trans-1,2-Dichloroethylene MR 5 SDWIS / KY0470393 / 2979
1993 1,2-Dichloroethane MR 5 SDWIS / KY0470393 / 2980
1993 Carbon tetrachloride MR 5 SDWIS / KY0470393 / 2982

How Hardin County Water District #1 Compares

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

Metric Hardin County Water District #1 Kentucky avg Federal benchmark
Total violations 331 189.8 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 4 29.6 Indicates a contaminant exceeded a federal MCL
PFAS detection None 46.3% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 30,230 10,780 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 424 regulated public water systems in Kentucky.

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 Hardin County Water District #1 water safe to drink?
Hardin County Water District #1 (PWS ID: KY0470393) has 331 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 30,230 people using Surface Water sources.
How many people does Hardin County Water District #1 serve?
Hardin County Water District #1 serves 30,230 people in Radcliff, Kentucky. It is a Local-owned system using Surface Water water sources with 11,238 service connections.
What type of violations does Hardin County Water District #1 have?
Hardin County Water District #1 has 331 total violations: 4 health-based violations (MCL exceedances or treatment failures), 167 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Hardin County Water District #1 water?
No. Hardin County Water District #1 was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.
What water source does Hardin County Water District #1 use?
Hardin County Water District #1 uses Surface Water 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.