Browse Water Systems

10,030 public water systems in WA.

Public Water Systems Database

Browse 10,030 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
COUNTRY MERCANTILE WA5351851 Washington Non-Transient Non-Community 398
AMANDA PARK MOTEL AND RV PARK WA5302895 Washington Transient Non-Community 398
PORT OF ALLYN WA5368790 Washington Community 397
HARTMANS LOG CABIN RESORT INC WA5347671 Washington Transient Non-Community 397
MARCUS ISLAND CAMPGROUND WA53NP610 Washington Transient Non-Community 397
SPEELYAI BAY PARK WA5382954 Washington Transient Non-Community 395
OLGA WATER USERS INC WA5363400 Washington Community 392
MOUNTAIN VIEW COMMUNITY CHURCH WA5342173 Washington Transient Non-Community 392
CEDAR LANE WATER ASSN WA5311940 Washington Community 392
OLYMPIC CORRECTIONS CENTER WA5313560 Washington Community 390
BROOKS MEMORIAL CG STATE PARK WA53SP016 Washington Transient Non-Community 390
Gold Beach Water Company WA5328350 Washington Community 390
LAKE SPOKANE CAMPGROUND WA53NR510 Washington Transient Non-Community 390
RAVENSDALE WATER SUPPLY WA5371400 Washington Community 389
ALPENHORN CAFE WA5301815 Washington Transient Non-Community 389
JENSEN WATER DISTRICT WA5336719 Washington Community 388
SPOKANE RACEWAY PARK WA5383075 Washington Transient Non-Community 387
BEAVER BAY CAMPGROUND WA5305187 Washington Transient Non-Community 387
JOES PLACE FARMS WA5307767 Washington Transient Non-Community 387
TATOOSH WATER COMPANY WA5387189 Washington Community 387
WHITE BLUFF WATER ASSOCIATION WA5396100 Washington Community 386
SEVEN ELEVEN DEVELOPMENT CORP WA5377655 Washington Community 386
WILSON CREEK WATER DEPT TOWN OF WA5397400 Washington Community 386
Kamilche/Tribal Housing 105300023 Washington Community 385
NACHES PRIMARY SCHOOL WA5355889 Washington Non-Transient Non-Community 385
ANGEL OF THE WINDS RV RESORT 105388897 Washington Transient Non-Community 384
ELDORADO HILLS WA5322750 Washington Community 383
DELPHI WA5318643 Washington Community 381
PONDEROSA PARK WATER SYSTEM WA5315571 Washington Community 381
QUIET VILLAGE WATER CO INC WA5370340 Washington Community 381
OMAK HUD 105300008 Washington Community 380
MANSFIELD WATER SYSTEM WA5350850 Washington Community 380
UPPER COLUMBIA ACADEMY WA5390685 Washington Community 380
CHELAN FALLS WATER DISTRICT WA5312350 Washington Community 380
CASCADE VALLEY WATER DISTRICT WA5311500 Washington Community 379
TIMBERLINE VILLAGE 628 WA5388388 Washington Community 378
Parkwood MFD Housing Community WA5302699 Washington Community 378
SUN MOUNTAIN RESORT WA5385135 Washington Non-Transient Non-Community 376
CUYAMACA 105300089 Washington Community 375
SPO CO WATER DIST 3 SYS 8 WA5393358 Washington Community 375
COLLEGE PLACE MOBILE HOME PARK WA5300114 Washington Community 375
WEST PRAIRIE VILLAGE WA5310614 Washington Community 375
STEVENS CO PUD/LAKERIDGE WA5345120 Washington Community 375
HERITAGE UNIVERSITY WATER SYSTEM #2 WA53AA966 Washington Non-Transient Non-Community 375
KING COUNTY WATER DISTRICT #94 WA5341300 Washington Community 375
Zirkle - Paterson Ranch WA53AC500 Washington Non-Transient Non-Community 374
PORT GAMBLE-LOWER-CWS 105300049 Washington Community 373
ROCKY REACH/LINCOLN ROCK SP WA5310491 Washington Community 373
ALMIRA WATER SYSTEM WA5301700 Washington Community 372
QUINAULT RIVER INN 105300095 Washington Transient Non-Community 370