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Water quality report

Coupeville, WA
water quality

100
Excellent
City-wide average score

100

Systems serving this city

1

With PFAS detected (UCMR5)

1

Above an EPA PFAS limit

0

Unresolved health violations

Across all community water systems EPA records map to Coupeville. PFAS figures are from EPA UCMR5 (2023–25) monitoring; not every system was sampled.

Community water systems serving Coupeville

COUPEVILLE TOWN OF~4,077 people served 67› CAMANO WATER ASSOCIATION~2,592 people served 100› SCATCHET HEAD WATER DISTRICT~900 people served 100› CAMALOCH ASSOCIATION~825 people served 100› NORTHGATE TERRACE COMMUNITY CLUB~750 people served 100› LOST LAKE PROPERTY OWNERS ASSN~736 people served 100› WILDERNESS RIDGE COMMUNITY CLUB~664 people served 100› MECCA COMMUNITY ASSOCIATION~619 people served 100› CAMANO VISTA WATER DISTRICT~591 people served 100› SUNVISTA SUNLIGHT BEACH HOA~500 people served 100› SARATOGA WATER DISTRICT~477 people served 100› COMBINED WATER SYSTEM~435 people served 100› CROSSWOODS WATER COMPANY~420 people served 100› WHIDBEY WEST WATER ASSOC.~415 people served 100› SIERRA COUNTRY CLUB~400 people served 100› ROCKY POINT COMMUNITY CLUB~320 people served 100› DRIFTWOOD HEIGHTS ASSOCIATION~311 people served 100› PARKWOOD MANOR MHP~301 people served 100› MARINERS COVE BEACH CLUB INC~300 people served 100› CAMANO HILLS WATER COMPANY INC~286 people served 100› GOSS LAKE PARK COMMUNITY~285 people served 100› WEST RIDGE WATER SYSTEM~275 people served 100› WHIDBEY SHORES WATER SYSTEM~262 people served 100› SHIRONA WATER SYSTEM~243 people served 100› HIDE-AWAY WATER COMPANY INC~240 people served 100› COUNTRY PLACE MOBILE HOME PARK~200 people served 100› POLNELL SHORES COMM ORG INC~195 people served 100› LONG POINT WATER COMPANY INC~182 people served 100› PINE TERRACE WATER ASSOCIATION~181 people served 100› MEADOW RIDGE~175 people served 100› RACE LAGOON HEIGHTS ASSOCIATION~157 people served 100› Mutiny Bay Park Water Association~156 people served 100› RHODENA BEACH WATER DISTRICT~152 people served 100› LIGHTHOUSE SHORES~152 people served 100› WAGON WHEEL~150 people served 100› POSSESSION SHORES INC~150 people served 100› FIRCREST COMMUNITY WATER SYSTEM~150 people served 100› SUNLIGHT SHORES COUNTRY CLUB~150 people served 100› THUNDER RIDGE WATER SYSTEM~145 people served 100› VALLEY HIGH PARK~141 people served 100› RACE LAGOON WATER ASSOCIATION~141 people served 100› LAKEVIEW TERRACE~140 people served 100› EAGLE VALLEY WATER SYSTEM~135 people served 100› LAKE GROVE WATER ASSOCIATION~134 people served 100› TERONDA WEST COUNTRY CLUB ASSN.~127 people served 100› LIVINGSTON BAY COMMUNITY ASSN~120 people served 100› Whispering Pines Homeowners Coop~116 people served 100› ELGERWOOD MAINTENANCE ASSOCIATION~112 people served 100› IDLEWOOD COMMUNITY~111 people served 100› BUSH POINT TRAC PARK~111 people served 100› HOLMES HARBOR WATER CO~110 people served 100› SKYLINE WEST COMMUNITY CLUB~109 people served 100› WAYNES RIDGE WATER ASSOC~108 people served 100› WOODLAND ESTATES~106 people served 100› FAIRWAY ESTATES INC~100 people served 100› Northwest Water~99 people served 100› CORNET BAY HEIGHTS WATER ASSN INC~99 people served 100› PHEASANT FARM ACRES~95 people served 100› SUNSET DEVELOPMENT COMM CLUB~92 people served 100› AHEARN WATER SYSTEM~91 people served 100›

Coupeville water FAQ

How is Coupeville's water quality scored?

PurityRadar computes a 0–100 score from public EPA records for the community water systems serving Coupeville. The city-wide figure shown is the average of those systems.

Where does the data come from?

EPA SDWIS — the federal Safe Drinking Water Information System — covering active community water systems and their health-based violations. Every figure traces back to that public record.

Is this a substitute for testing my tap?

No. System-level data can't account for your home's own plumbing (lead service lines, fixtures). For health decisions, test your tap with a certified lab and confirm with your utility.

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