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Community Water System · PWS KY0280267

Marion Water Department

Marion, Kentucky 42064 - drinking water served from surface water sources to 3,039 people, tracked in EPA SDWIS and UCMR5.

3,039
People served
181
EPA violations
109
Health-based
Untested
UCMR5 result

The verdict

EPA records 181 drinking-water violations at Marion Water Department, 60% of them health-based - below the Kentucky per-system average.

181
Total EPA violations on record
60%
Health-based (MCL / treatment failure)
3,039
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Marion Water Department

Marion Water Department is a local-owned community water system that delivers drinking water to 3,039 residents in Marion, Kentucky (Crittenden County) through 1,962 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 181 total violations for this system , of which 109 (60%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 62 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is TTHM, recorded in 41 violations (MCL, health-based). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

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%).

Marion Water Department's 181 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
3,039
Total Violations
181
Health-Based Violations
109
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
1,962
County
Crittenden
School/Daycare
No
MCL Violations
81
Monitoring Violations
62
Treatment Tech Violations
28

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
TTHM MCL 41 2022
Total Haloacetic Acids (HAA5) MCL 32 2006
CARBON, TOTAL TT 20 2005
Coliform (TCR) MR 11 2007
Nitrate MR 8 1994
Interim Enhanced Surface Water Treatment Rule TT 8 2005
Interim Enhanced Surface Water Treatment Rule MR 8 2017
CARBON, TOTAL MR 4 2004
Barium MR 4 1993
Cadmium MR 4 1993
Mercury MR 4 1993
Lead and Copper Rule MR 4 2001
Consumer Confidence Rule Other 4 2021
Coliform (TCR) MCL 4 2011
Selenium MR 4 1993
Atrazine MCL 4 1996
Surface Water Treatment Rule MR 4 2017
Chromium MR 4 1993
Arsenic MR 3 1993
LEAD AND COPPER RULE REVISIONS RPT 3 2025
Public Notice Other 2 2005

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 Marion Water Department.

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 KY0280267 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
2025 LEAD AND COPPER RULE REVISIONS RPT 3 SDWIS / KY0280267 / 5200
2022 TTHM MCL 41 SDWIS / KY0280267 / 2950
2021 Consumer Confidence Rule Other 4 SDWIS / KY0280267 / 7000
2017 Interim Enhanced Surface Water Treatment Rule MR 8 SDWIS / KY0280267 / 0300
2017 Surface Water Treatment Rule MR 4 SDWIS / KY0280267 / 0200
2011 Coliform (TCR) MCL 4 SDWIS / KY0280267 / 3100
2007 Coliform (TCR) MR 11 SDWIS / KY0280267 / 3100
2006 Total Haloacetic Acids (HAA5) MCL 32 SDWIS / KY0280267 / 2456
2005 CARBON, TOTAL TT 20 SDWIS / KY0280267 / 2920
2005 Interim Enhanced Surface Water Treatment Rule TT 8 SDWIS / KY0280267 / 0300
2005 Public Notice Other 2 SDWIS / KY0280267 / 7500
2004 CARBON, TOTAL MR 4 SDWIS / KY0280267 / 2920
2001 Lead and Copper Rule MR 4 SDWIS / KY0280267 / 5000
1996 Atrazine MCL 4 SDWIS / KY0280267 / 2050
1994 Nitrate MR 8 SDWIS / KY0280267 / 1040

How Marion Water Department Compares

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

Metric Marion Water Department Kentucky avg Federal benchmark
Total violations 181 189.8 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 109 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 3,039 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 Marion Water Department water safe to drink? ▼
Marion Water Department (PWS ID: KY0280267) has 181 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 3,039 people using Surface Water sources.
How many people does Marion Water Department serve? ▼
Marion Water Department serves 3,039 people in Marion, Kentucky. It is a Local-owned system using Surface Water water sources with 1,962 service connections.
What type of violations does Marion Water Department have? ▼
Marion Water Department has 181 total violations: 109 health-based violations (MCL exceedances or treatment failures), 62 monitoring/reporting violations, and 28 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Marion Water Department water? ▼
No PFAS testing data is available for Marion Water Department under the EPA's UCMR5 monitoring program.
What water source does Marion Water Department use? ▼
Marion Water Department 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. 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.