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Failing Water Quality

Kennewick, WA 99338

Benton County · Population served: 118,361

Water Systems Serving This Area

🏔
BADGER MOUNTAIN IRRIGATION DISTRICT
Surface water · Pop. 2,331
PWSID: WA5322617
🏔
KENNEWICK CITY OF
Surface water · Pop. 114,468
PWSID: WA5338100
🌊
TRI-CITY WATER DISTRICT #45
Groundwater · Pop. 300
PWSID: WA5389400
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BC WATER CO
Groundwater · Pop. 1,262
PWSID: WA53AA373

Contaminants Detected

ContaminantDetected LevelEPA MCLHealth GuidelineStatus
Lead
38.1
15 ppb 1 ppb Exceeded

PFAS / Forever Chemicals

6 detected 3 above EPA limits
CompoundLevelEPA MCLHealth GuidelineStatus
PFOS11.5 ppt4 ppt4 pptExceeded
PFHxS10.6 ppt10 ppt10 pptExceeded
PFPeA7.5 pptNo standard—Unregulated
PFHxA6.5 pptNo standard400 pptUnregulated
PFBS6.4 ppt2000 ppt100 pptBelow limit
PFOA4.6 ppt4 ppt4 pptExceeded

Violation History (Last 5 Years)

195Total (5yr)
23Health-Based
172Major