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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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