Stable Water Systems in Washington

51 community drinking-water systems in Washington currently rated Stable (MISI 0–20).

Systems in the Stable band (MISI 0–20) show low structural stress across operational, financial, and governance dimensions. These systems generally have manageable compliance postures, adequate capital investment patterns, and sustainable revenue structures.

SystemPop. ServedMISIBand

PORT OF SEATTLE/SEATAC AIRPORT49K17.353Stable

EDMONDS, CITY OF34K18.210Stable

QUIL CEDA VILLAGE30K7.040Stable

BATTLE GROUND WATER DEPT, CITY OF30K18.694Stable

EAST WENATCHEE WATER DISTRICT27K17.502Stable

GORGE AMPHITHEATRE25K3.956Stable

NORTH PERRY AVE WATER DISTRICT24K10.946Stable

OAK HARBOR, CITY OF24K16.748Stable

PUD #1 OF ASOTIN COUNTY22K19.402Stable

FERNDALE19K16.717Stable

SHELTON, CITY OF18K18.777Stable

POULSBO, CITY OF17K14.396Stable

PORT TOWNSEND, CITY OF17K18.022Stable

NAVAL AIR STATION/WHIDBEY ISLAND17K10.796Stable

NORTH PENINSULA16K14.396Stable

CHELAN CO PUD 116K18.602Stable

SEQUIM, CITY OF14K15.349Stable

LIBERTY LAKE SEWER & WATER DISTRICT14K19.801Stable

DUPONT WATER SYSTEM, CITY OF13K17.312Stable

BAINBRIDGE ISLAND, CITY OF12K10.946Stable

HOQUIAM WATER DEPARTMENT11K17.668Stable

BIRCH BAY WATER & SEWER DISTRICT9K16.624Stable

STEILACOOM, TOWN OF9K18.832Stable

INDIAN JOHN REST AREA (EB/WB)8K3.956Stable

TANGLEWILDE #6008K16.624Stable

ELMA, CITY OF7K19.123Stable

FORT WORDEN STATE PARK7K3.599Stable

MOUNTAIN MEADOWS FARM LLP6K17.353Stable

ENERGY, DEPT OF/200W5K3.956Stable

TULALIP BAY WATER DIST #15K7.040Stable

GRAYS HARBOR CO WATER DIST 25K14.396Stable

COLVILLE WATER DEPARTMENT5K11.154Stable

SUN LAKES STATE PARK5K3.956Stable

TOUTLE RIVER REST AREA NB/SB5K7.198Stable

FORKS MUNICIPAL WATER DEPT5K14.824Stable

MORAN STATE PARK-CASCADE LAKE5K6.161Stable

MORAN STATE PARK-MOUNTAIN LAKE5K6.161Stable

WESTHAVEN STATE PARK5K7.198Stable

SNOQUALMIE CASINO4K17.353Stable

KING COUNTY WATER DISTRICT #454K17.353Stable

CAPE DISAPPOINTMENT STATE PARK4K7.198Stable

ORCHARD AVENUE IRRIGATION DIST 64K16.802Stable

SUQUAMISH4K14.396Stable

STEVENS PASS WATER SYSTEM4K17.353Stable

RYEGRASS WB REST AREA (EB-WB)4K3.956Stable

PACIFIC BEACH STATE PARK4K7.198Stable

LUMMI TRIBAL WATER DISTRICT4K7.198Stable

MILLERSYLVANIA STATE PARK4K7.198Stable

SPOKANE BUSINESS & INDUSTRIAL PARK4K11.039Stable

WEST SEQUIM BAY INC3K17.976Stable

SPOKANE, CITY OF17511.039Stable