Mid-Size Systems in Washington

49 mid-size systems in Washington, ranked by infrastructure stress score.

Community water systems serving between 10,000 and 100,000 people. Mid-size systems occupy a transitional zone — large enough to face complex infrastructure demands but often without the rate base or organizational depth of major utilities.

SystemPop. ServedMISIBand
MARYSVILLE UTILITIES89K39.006Watch
BREMERTON, CITY OF71K39.062Watch
LYNNWOOD, CITY OF68K20.144Watch
KIRKLAND, CITY OF67K26.779Watch
TUMWATER, CITY OF66K36.523Watch
SOUTHWOOD WATER SYSTEM64K48.066Fragile
JBLM Lewis58K28.783Watch
WENATCHEE, CITY OF44K22.555Watch
ISSAQUAH WATER SYSTEM44K40.391Fragile
PUYALLUP, CITY OF39K24.830Watch
FIRGROVE MUTUAL INC36K32.736Watch
EDMONDS, CITY OF34K18.210Stable
MOSES LAKE, CITY OF32K28.753Watch
PORT ANGELES, CITY OF29K46.045Fragile
CENTRALIA UTILITIES28K26.818Watch