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Failing Water Quality

Tanana, AK 99777

Yukon Koyukuk County · Population served: 271

Water Systems Serving This Area

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TOO'GHA INC - IN TANANA
Surface water · Pop. 271
PWSID: AK2360109

Contaminants Detected

ContaminantDetected LevelEPA MCLHealth GuidelineStatus
Lead
18.0
15 ppb 1 ppb Exceeded
Copper
4380.0
1300 ppb 300 ppb Exceeded

Violation History (Last 5 Years)

351Total (5yr)
21Health-Based
310Major