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Mercer County Water Quality

Mercer County, Kentucky

Water Grade

C

Water Score

53.9

Violations

3

State Rank

#75

of 118 (1 = best)

Water Quality Details

Water Quality Grade

C

Based on EPA compliance history and violation data

Water Score

53.9/100

Higher = better quality

Health Violations

3

Health-based violations

Violation Rate

11.4%

Systems with violations

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Frequently Asked Questions

What is the water quality in Mercer County, Kentucky?
Mercer County, Kentucky has a water quality grade of C with a score of 53.9/100, based on EPA Safe Drinking Water Information System data. The county has 3 health-based drinking water violations on record.
Are there any water violations in Mercer County?
Mercer County has 3 health-based drinking water violations recorded by the EPA. Health-based violations indicate instances where contaminant levels exceeded EPA Maximum Contaminant Levels (MCLs). Violations may have been resolved — check with your local water utility for current status.
How does Mercer County water compare to the Kentucky average?
Mercer County's water quality score of 53.9/100 is lower than the Kentucky state average of 64.2. The average water quality grade across Kentucky is C, based on data from 118 counties with available water quality data.
Is tap water safe to drink in Mercer County?
Based on EPA data, Mercer County has a water quality grade of C (53.9/100). This indicates moderate water quality. Some violations have been recorded but overall compliance is maintained. For the most up-to-date information, contact your local water utility or review your Consumer Confidence Report (CCR).
Does Mercer County have clean drinking water?
Mercer County has 3 health-based drinking water violations according to EPA records. With a water quality score of 53.9/100 and grade C, the county's drinking water has had some compliance issues but continues to be monitored. For the most current safety information, check with your local water utility.
How does Mercer County rank for water quality in Kentucky?
Mercer County ranks #75 out of 118 counties in Kentucky by water quality score (1 = best). With a score of 53.9/100, it falls in the middle third of counties statewide. Rankings are based on EPA Safe Drinking Water Information System (SDWIS) data including health-based violations and compliance records.

Counties with Similar Water Quality

Knox County

Kentucky

C

53.3

Water score

Bourbon County

Kentucky

C

52.7

Water score

Morgan County

Kentucky

C

55.4

Water score

Data Source

Water quality data sourced from the EPA Safe Drinking Water Information System (SDWIS) via the ECHO enforcement database. Scores reflect compliance history and health-based violation counts.

Disclaimer: This data is informational only. It is not health, legal, or professional advice. For concerns about your specific water supply, contact your local water utility.

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