Browse Water Systems

10,042 public water systems in WA.

Public Water Systems Database

Browse 10,042 EPA-regulated public water systems with identifiers, population served, and water source type. Use the filters below to narrow results by state, system type, or name.

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System Name PWSID State Type Population Served
ROY ELEMENTARY WA5374651 Washington Non-Transient Non-Community 370
QUINAULT RIVER INN 105300095 Washington Transient Non-Community 370
WHATCOM MEADOWS WA5395935 Washington Transient Non-Community 370
ELMER CITY WATER SYSTEM WA5323120 Washington Community 368
HOOD CANAL WA5334050 Washington Community 368
SMITH ISLAND WATER USERS WA5380490 Washington Community 368
Tahuya River Valley Water District WA5387115 Washington Community 367
LAZY C WA5302676 Washington Community 367
UNIONTOWN WATER WORKS WA5390400 Washington Community 366
JR SIMPLOT CO WA5311174 Washington Non-Transient Non-Community 365
Custer Water Association WA5317050 Washington Community 365
UPPER SKAGIT 105300048 Washington Community 365
SWEET ROAD WATER ASSOC WA5386630 Washington Community 365
STEVENS CO PUD - RIVERSIDE WA5318290 Washington Community 365
ALPINE HILLS WA5301826 Washington Community 363
Edgewater Rocky Pond WA53AD903 Washington Transient Non-Community 363
OLYMPIC TRAILER PARK WA5300335 Washington Community 362
WEYERHAEUSER ELEMENTARY SCHOOL WA5359103 Washington Non-Transient Non-Community 362
EASTON WATER DISTRICT WA5342700 Washington Community 362
NACHES VALLEY PRIMARY SCHOOL WA5348735 Washington Non-Transient Non-Community 362
ELDORADO ESTATES WA5331874 Washington Community 360
HIAPARK WA5303224 Washington Community 360
LAKE LUCINDA COMMUNITY CLUB WA5344175 Washington Community 360
Hillcrest Food Mart WA5318106 Washington Transient Non-Community 360
GOLDEN PLAINS MHP #1 WA5389060 Washington Community 360
RAZAR STATE PARK WA53SP024 Washington Transient Non-Community 359
SPO CO WATER DIST 3 SYS 6 WA5393356 Washington Community 358
SYLVIA LAKE WA5386710 Washington Community 358
MAINS FARM PROPERTY OWNERS WA5350400 Washington Community 358
LISECC WA5343290 Washington Community 357
WSDP Riverside SP Equestrian WA53SP727 Washington Transient Non-Community 356
LAKEVIEW MOBILE HOME PARK WA5345310 Washington Community 356
CANTERBROOK VILLAGE APARTMENTS WA5301984 Washington Community 355
LAKE CUSHMAN SYSTEM 1 WA5303527 Washington Community 355
Sierra Water System WA5304643 Washington Community 355
SHORT STOP MINI MART WA5303110 Washington Transient Non-Community 355
SAINT GEORGES SCHOOL WA5375295 Washington Non-Transient Non-Community 354
SPO CO - LIBERTY LAKE GOLF WA5347140 Washington Transient Non-Community 353
VISTA DEL RIO MOBILE HOME PARK WA5306044 Washington Community 352
CHIWAWA COMMUNITIES ASSN WA5312850 Washington Community 352
WOLLOCHET HEIGHTS ESTATES WA5398105 Washington Community 352
PEARSON SCHOOL WA5366665 Washington Non-Transient Non-Community 351
STRATHVIEW WATER DISTRICT 16 WA5384620 Washington Community 351
CHEWELAH WATER DEPT NORTH WA5309156 Washington Community 350
LOUP LOUP SKI AREA WA53AA986 Washington Transient Non-Community 350
RAINIER RANCH MAINTENANCE ASSN WA5313034 Washington Community 350
DAY ISLAND CLUB WA5318200 Washington Community 350
QUILCENE SCHOOL DISTRICT 48 WA5319176 Washington Non-Transient Non-Community 350
KING COUNTY WATER DISTRICT #17 WA5338850 Washington Community 350
Honeywell Electronic Mfg LLC WA5314313 Washington Non-Transient Non-Community 350