Tap and WellTreasure Valley water, from the public record

Selenium in Boise water

No system serving Boise City detected Selenium in the last 36 months of results we hold. The federal MCL is 50.0ppb.

System36 mo maxLatestStatusLast sample
Selenium is an essential nutrient. However, some people who drink water containing selenium in excess of the MCL over many years could experience hair or fingernail losses, numbness in fingers or toes, or problems with their circulation.EPA, quoted. This site does not paraphrase health guidance.

Selenium in Treasure Valley drinking water. Boise City water quality.

Numbers are the system's samples at its taps and wells, not yours. Lead and copper are 90th percentiles from sampled homes. Well pages are nearby-sample estimates. Health text restates EPA and DEQ. Methodology.