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Failing Water Quality

Coupeville, WA 98239

Island County · Population served: 24,320

Water Systems Serving This Area

🌊
CAMANO HILLS WATER COMPANY INC
Groundwater · Pop. 286
PWSID: WA5301429
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ADAMS RD COMMUNITY ASSN
Groundwater · Pop. 59
PWSID: WA5301977
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EAGLE VALLEY WATER SYSTEM
Groundwater · Pop. 135
PWSID: WA5302217
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Northwest Water
Groundwater · Pop. 99
PWSID: WA5302287
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RACE LAGOON WATER ASSOCIATION
Groundwater · Pop. 141
PWSID: WA5303741

Contaminants Detected

ContaminantDetected LevelEPA MCLHealth GuidelineStatus
Lead
7.2
15 ppb 1 ppb Warning
Copper
1574.5
1300 ppb 300 ppb Exceeded

PFAS / Forever Chemicals

7 detected 1 above EPA limits
CompoundLevelEPA MCLHealth GuidelineStatus
PFHxA17.0 pptNo standard400 pptUnregulated
PFPeA12.0 pptNo standard—Unregulated
PFOA9.8 ppt4 ppt4 pptExceeded
PFBS6.7 ppt2000 ppt100 pptBelow limit
PFBA5.3 pptNo standard500 pptUnregulated
PFHxS3.8 ppt10 ppt10 pptBelow limit
PFHpA3.3 pptNo standard—Unregulated

Violation History (Last 5 Years)

1269Total (5yr)
171Health-Based
1007Major