Edmunds County Water Quality

Edmunds County, South Dakota has a water quality grade of F with a score of 38.8/100, based on EPA Safe Drinking Water Information System data. The county has 1 health-based drinking water violation on record.

Edmunds County has 1 health-based drinking water violation 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.

Edmunds County's water quality score of 38.8/100 is lower than the South Dakota state average of 56.8. The average water quality grade across South Dakota is D, based on data from 63 counties with available water quality data.

Based on EPA data, Edmunds County has a water quality grade of F (38.8/100). This indicates below-average water quality with significant compliance issues. Residents may want to consider home water filtration. For the most up-to-date information, contact your local water utility or review your Consumer Confidence Report (CCR).

Edmunds County has 1 health-based drinking water violation according to EPA records. With a water quality score of 38.8/100 and grade F, 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.

Edmunds County ranks #42 out of 63 counties in South Dakota by water quality score (1 = best). With a score of 38.8/100, 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.