PlainWater

Community Water System · PWS KY0420084

Graves Co Water Dist - Consumers

Mayfield, Kentucky 42066 - drinking water served from groundwater sources to 5,016 people, tracked in EPA SDWIS and UCMR5.

5,016
People served
124
EPA violations
8
Health-based
No PFAS
UCMR5 result

The verdict

EPA records 124 drinking-water violations at Graves Co Water Dist - Consumers, 6% of them health-based - below the Kentucky per-system average.

124
Total EPA violations on record
6%
Health-based (MCL / treatment failure)
5,016
People served by this system
0
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Graves Co Water Dist - Consumers

Graves Co Water Dist - Consumers is a local-owned community water system that delivers drinking water to 5,016 residents in Mayfield, Kentucky (Graves County) through 1,743 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 124 total violations for this system , of which 8 (6%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 104 monitoring and reporting violations are on file. The most recent violation on record dates to 2016.

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

Graves Co Water Dist - Consumers's 124 violations sit below 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
5,016
Total Violations
124
Health-Based Violations
8
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
1,743
County
Graves
School/Daycare
No
MCL Violations
4
Monitoring Violations
104
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 15 1998
Nitrate MR 8 2005
Consumer Confidence Rule Other 6 2016
Asbestos MR 5 2002
Coliform (TCR) MCL 4 2007
Revised Total Coliform Rule TT 4 2016
Lead and Copper Rule MR 4 1994
Total Haloacetic Acids (HAA5) MR 4 2005
TTHM MR 4 2005
Xylenes, Total MR 3 1996
DICHLOROMETHANE MR 3 1996
o-Dichlorobenzene MR 3 1996
Vinyl chloride MR 3 1996
1,2-Dichloroethane MR 3 1996
Carbon tetrachloride MR 3 1996
1,2-Dichloropropane MR 3 1996
Trichloroethylene MR 3 1996
1,1,2-Trichloroethane MR 3 1996
Benzene MR 3 1996
Ethylbenzene MR 3 1996
Styrene MR 3 1996
1,1,1-Trichloroethane MR 3 1996
Toluene MR 3 1996
trans-1,2-Dichloroethylene MR 3 1996
1,2,4-Trichlorobenzene MR 3 1996
p-Dichlorobenzene MR 3 1996
1,1-Dichloroethylene MR 3 1996
cis-1,2-Dichloroethylene MR 3 1996
Tetrachloroethylene MR 3 1996
CHLOROBENZENE MR 3 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
8:2 FTS 9/11/2024 <5.00 ppt 5.00 ppt Not Detected
HFPO-DA 9/11/2024 <5.00 ppt 5.00 ppt Not Detected
PFBA 9/11/2024 <5.00 ppt 5.00 ppt Not Detected
6:2 FTS 9/11/2024 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 9/11/2024 <3.00 ppt 3.00 ppt Not Detected
PFMPA 9/11/2024 <4.00 ppt 4.00 ppt Not Detected
PFPeA 9/11/2024 <3.00 ppt 3.00 ppt Not Detected
PFMBA 9/11/2024 <3.00 ppt 3.00 ppt Not Detected
PFEESA 9/11/2024 <3.00 ppt 3.00 ppt Not Detected
NFDHA 9/11/2024 <20.00 ppt 20.00 ppt Not Detected
PFPeS 9/11/2024 <4.00 ppt 4.00 ppt Not Detected
PFHpS 9/11/2024 <3.00 ppt 3.00 ppt Not Detected
PFTA 9/11/2024 <8.00 ppt 8.00 ppt Not Detected
NEtFOSAA 9/11/2024 <5.00 ppt 5.00 ppt Not Detected
NMeFOSAA 9/11/2024 <6.00 ppt 6.00 ppt Not Detected
PFTrDA 9/11/2024 <7.00 ppt 7.00 ppt Not Detected
PFHxS 9/11/2024 <3.00 ppt 3.00 ppt Not Detected
PFOS 9/11/2024 <4.00 ppt 4.00 ppt Not Detected
ADONA 9/11/2024 <3.00 ppt 3.00 ppt Not Detected
PFBS 9/11/2024 <3.00 ppt 3.00 ppt Not Detected
PFHpA 9/11/2024 <3.00 ppt 3.00 ppt Not Detected
PFNA 9/11/2024 <4.00 ppt 4.00 ppt Not Detected
PFOA 9/11/2024 <4.00 ppt 4.00 ppt Not Detected
PFDA 9/11/2024 <3.00 ppt 3.00 ppt Not Detected
PFDoA 9/11/2024 <3.00 ppt 3.00 ppt Not Detected
PFHxA 9/11/2024 <3.00 ppt 3.00 ppt Not Detected
PFUnA 9/11/2024 <2.00 ppt 2.00 ppt Not Detected
11Cl-PF3OUdS 9/11/2024 <5.00 ppt 5.00 ppt Not Detected
9Cl-PF3ONS 9/11/2024 <2.00 ppt 2.00 ppt Not Detected
NEtFOSAA 3/12/2024 <5.00 ppt 5.00 ppt Not Detected
PFHxS 3/12/2024 <3.00 ppt 3.00 ppt Not Detected
PFBS 3/12/2024 <3.00 ppt 3.00 ppt Not Detected
PFDoA 3/12/2024 <3.00 ppt 3.00 ppt Not Detected
PFUnA 3/12/2024 <2.00 ppt 2.00 ppt Not Detected
PFDA 3/12/2024 <3.00 ppt 3.00 ppt Not Detected
PFHxA 3/12/2024 <3.00 ppt 3.00 ppt Not Detected
NMeFOSAA 3/12/2024 <6.00 ppt 6.00 ppt Not Detected
PFNA 3/12/2024 <4.00 ppt 4.00 ppt Not Detected
PFTrDA 3/12/2024 <7.00 ppt 7.00 ppt Not Detected
PFTA 3/12/2024 <8.00 ppt 8.00 ppt Not Detected
PFOS 3/12/2024 <4.00 ppt 4.00 ppt Not Detected
PFOA 3/12/2024 <4.00 ppt 4.00 ppt Not Detected
PFMPA 3/12/2024 <4.00 ppt 4.00 ppt Not Detected
PFHpS 3/12/2024 <3.00 ppt 3.00 ppt Not Detected
PFPeS 3/12/2024 <4.00 ppt 4.00 ppt Not Detected
NFDHA 3/12/2024 <20.00 ppt 20.00 ppt Not Detected
PFEESA 3/12/2024 <3.00 ppt 3.00 ppt Not Detected
PFHpA 3/12/2024 <3.00 ppt 3.00 ppt Not Detected
PFPeA 3/12/2024 <3.00 ppt 3.00 ppt Not Detected
11Cl-PF3OUdS 3/12/2024 <5.00 ppt 5.00 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 Graves Co Water Dist - Consumers.

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 KY0420084 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
2016 Consumer Confidence Rule Other 6 SDWIS / KY0420084 / 7000
2016 Revised Total Coliform Rule TT 4 SDWIS / KY0420084 / 8000
2007 Coliform (TCR) MCL 4 SDWIS / KY0420084 / 3100
2007 Public Notice Other 2 SDWIS / KY0420084 / 7500
2005 Nitrate MR 8 SDWIS / KY0420084 / 1040
2005 Total Haloacetic Acids (HAA5) MR 4 SDWIS / KY0420084 / 2456
2005 TTHM MR 4 SDWIS / KY0420084 / 2950
2002 Asbestos MR 5 SDWIS / KY0420084 / 1094
1998 Coliform (TCR) MR 15 SDWIS / KY0420084 / 3100
1996 Xylenes, Total MR 3 SDWIS / KY0420084 / 2955
1996 DICHLOROMETHANE MR 3 SDWIS / KY0420084 / 2964
1996 o-Dichlorobenzene MR 3 SDWIS / KY0420084 / 2968
1996 Vinyl chloride MR 3 SDWIS / KY0420084 / 2976
1996 1,2-Dichloroethane MR 3 SDWIS / KY0420084 / 2980
1996 Carbon tetrachloride MR 3 SDWIS / KY0420084 / 2982

How Graves Co Water Dist - Consumers Compares

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

Metric Graves Co Water Dist - Consumers Kentucky avg Federal benchmark
Total violations 124 189.8 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 8 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 5,016 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 Graves Co Water Dist - Consumers water safe to drink?
Graves Co Water Dist - Consumers (PWS ID: KY0420084) has 124 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 5,016 people using Groundwater sources.
How many people does Graves Co Water Dist - Consumers serve?
Graves Co Water Dist - Consumers serves 5,016 people in Mayfield, Kentucky. It is a Local-owned system using Groundwater water sources with 1,743 service connections.
What type of violations does Graves Co Water Dist - Consumers have?
Graves Co Water Dist - Consumers has 124 total violations: 8 health-based violations (MCL exceedances or treatment failures), 104 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Graves Co Water Dist - Consumers water?
No. Graves Co Water Dist - Consumers was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.
What water source does Graves Co Water Dist - Consumers use?
Graves Co Water Dist - Consumers 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.