Teton County Water Quality

Teton County, Montana has a water quality grade of F with a score of 33.5/100, based on EPA Safe Drinking Water Information System data. The county has 2 health-based drinking water violations on record.

Teton County has 2 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.

Teton County's water quality score of 33.5/100 is lower than the Montana state average of 48.9. The average water quality grade across Montana is D, based on data from 55 counties with available water quality data.

Based on EPA data, Teton County has a water quality grade of F (33.5/100). 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).

Teton County has 2 health-based drinking water violations according to EPA records. With a water quality score of 33.5/100 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.

Teton County ranks #31 out of 55 counties in Montana by water quality score (1 = best). With a score of 33.5/100, 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.