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.
| 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 |