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 |
|---|---|---|---|---|
| FREEMAN SCHOOL DIST #358 | WA5326460 | Washington | Non-Transient Non-Community | 900 |
| SUPER 7 MINI-MART | OR4195739 | Washington | Transient Non-Community | 900 |
| SCATCHET HEAD WATER DISTRICT | WA5376470 | Washington | Community | 900 |
| MERIDIAN SCHOOL COMPLEX | WA53AB234 | Washington | Non-Transient Non-Community | 900 |
| Solmar Water | WA5381315 | Washington | Community | 895 |
| QUILEUTE WATER SYSTEM | 105300016 | Washington | Community | 885 |
| ISLAND LAKE | WA5336150 | Washington | Community | 883 |
| Potholes General Store | WA5308167 | Washington | Transient Non-Community | 877 |
| CARBONADO WATER DEPT | WA5311100 | Washington | Community | 875 |
| LEWISVILLE PARK | WA5347065 | Washington | Transient Non-Community | 875 |
| KELLER FERRY MARINA | WA53NP469 | Washington | Transient Non-Community | 875 |
| MANCHESTER STATE PARK | WA53SP500 | Washington | Transient Non-Community | 874 |
| Johns Farms | WA53AB573 | Washington | Transient Non-Community | 872 |
| ROLLING HILLS-GLENCAIRN | WA5374000 | Washington | Community | 872 |
| LAKE OF THE WOODS COMMUNITY CLUB | WA5344387 | Washington | Community | 870 |
| Admirals Cove Water District | WA5300410 | Washington | Community | 870 |
| ADAMS COUNTY WATER DIST #1 | WA5322525 | Washington | Community | 870 |
| LA CENTER | WA5343300 | Washington | Community | 867 |
| OKANOGAN COUNTY FAIR WATER SYSTEM | WA5334314 | Washington | Transient Non-Community | 867 |
| PE ELL TOWN OF | WA5366750 | Washington | Community | 859 |
| DAROGA STATE PARK NORTH | WA53SP202 | Washington | Transient Non-Community | 849 |
| FISHHOOK PARK | WA5309639 | Washington | Transient Non-Community | 846 |
| JEFFERSON COUNTY LUD #3 | WA5300058 | Washington | Community | 840 |
| ALBERTS RED APPLE MARKET | WA5316481 | Washington | Transient Non-Community | 840 |
| HORN SCHOOL REST AREA | WA53HD300 | Washington | Transient Non-Community | 833 |
| Mossyrock Park Power House | WA5307731 | Washington | Transient Non-Community | 832 |
| ROSALIA TOWN OF | WA5374250 | Washington | Community | 831 |
| ENUMCLAW GOLF COURSE | WA5323580 | Washington | Community | 829 |
| HANGMAN HILLS WATER DIST 15 | WA5330848 | Washington | Community | 827 |
| CAMALOCH ASSOCIATION | WA5310580 | Washington | Community | 825 |
| LAKE MERWIN CAMPERS HIDEAWAY SYS 1 | WA5316786 | Washington | Transient Non-Community | 820 |
| PENROSE POINT STATE PARK | WA53SP680 | Washington | Transient Non-Community | 816 |
| WEST VALLEY HIGH SCHOOL | WA5394927 | Washington | Transient Non-Community | 815 |
| DIAMOND POINT | WA5319210 | Washington | Community | 810 |
| CONCRETE UTILITIES | WA5303950 | Washington | Community | 810 |
| YAKIMA SPORTSMANS STATE PARK | WA53SP990 | Washington | Transient Non-Community | 808 |
| ALPOWA SUMMIT REST AREA | WA53HD007 | Washington | Transient Non-Community | 801 |
| HIGHLAND QUICK STOP | WA5306673 | Washington | Transient Non-Community | 801 |
| Little Creek Casino/Trading Post | 105300097 | Washington | Community | 800 |
| EASTHILL COMMUNITY WELL CO | WA5321170 | Washington | Community | 800 |
| WSDH-GRANITE LAKE REST AREA | WA53HD270 | Washington | Community | 800 |
| ST JOHN TOWN OF | WA5375300 | Washington | Community | 800 |
| NEWHALEM CAMPGROUND & VISITOR CTR | WA53NP012 | Washington | Transient Non-Community | 800 |
| VASHON ISLAND WATER & ROAD ASS | WA5391404 | Washington | Community | 800 |
| FIRCREST SCHOOL / DSHS | WA5318666 | Washington | Community | 800 |
| MT BAKER MOTORCYCLE CLUB | WA5357497 | Washington | Transient Non-Community | 800 |
| ROSEDALE EAST | WA5309490 | Washington | Community | 798 |
| WHATCOM COUNTY WATER DIST 13 | WA5395914 | Washington | Community | 795 |
| MERCER CREST WATER ASSOC | WA5353600 | Washington | Community | 795 |
| SUCIA ISLAND STATE PARK | WA53SP900 | Washington | Transient Non-Community | 794 |