Browse Water Systems
20,012 public water systems in CA.
Public Water Systems Database
Browse 20,012 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 |
|---|---|---|---|---|
| MOOSE LODGE 2096 | CA3600554 | California | Transient Non-Community | 278 |
| LAKE SISKIYOU M.W.C. | CA4700549 | California | Community | 277 |
| DEL ORO WC - BLACK BUTTE DISTRICT | CA1100404 | California | Community | 277 |
| Riverview Mobile and RV Park | 090600190 | California | Community | 277 |
| PRUNEDALE MWC | CA2700702 | California | Community | 277 |
| KONOCTI SHORES | CA1700592 | California | Community | 277 |
| WHEEL-ER INN TLR PARK-BIA | CA3600369 | California | Community | 277 |
| SUNNYSIDE CONVALESCENT HOSP | CA1000366 | California | Community | 275 |
| GLENHAVEN MOBILODGE | CA3000762 | California | Community | 275 |
| DRISCOLL STRAWBERRY | CA2400225 | California | Transient Non-Community | 275 |
| PYTHIAN YOUTH CAMP | CA5400895 | California | Transient Non-Community | 275 |
| BEAVER RUN MOBILE HOME PARK | MD0090222 | California | Community | 275 |
| IDYLLWILD ARTS FOUNDATION | CA3303081 | California | Non-Transient Non-Community | 275 |
| GOLD COUNTRY BAPTIST CHURCH | CA0900108 | California | Transient Non-Community | 275 |
| WILLOW SPRINGS MOBILE HOME PARK | CA1500542 | California | Community | 275 |
| NATIONWIDE INSURANCE CO WATER | CA5402062 | California | Transient Non-Community | 275 |
| MT GEORGE SCHOOL | CA2800627 | California | Transient Non-Community | 275 |
| MASONITE CORPORATION | CA2300841 | California | Non-Transient Non-Community | 275 |
| CALIF PARKS & RECREATION | CA1200562 | California | Transient Non-Community | 275 |
| PIONEER ELEMENTRARY SCHOOL | CA3200077 | California | Non-Transient Non-Community | 275 |
| MAPACHE TRAILER PARK | CA3900661 | California | Community | 275 |
| CALTRANS-SHINGLETOWN SRRA | CA4500289 | California | Transient Non-Community | 275 |
| GOLDEN FEATHER MHP | CA0400030 | California | Community | 275 |
| SUN PACIFIC SHIPPERS - DELANO | CA1504008 | California | Non-Transient Non-Community | 275 |
| CSP-MENDOCINO HEADLANDS - FORD HOUSE | CA2310316 | California | Transient Non-Community | 275 |
| FISH TAIL INN | CA5305504 | California | Transient Non-Community | 274 |
| FCWWD 18/MIRA BELLA | CA1010062 | California | Community | 274 |
| SHASTA CSA - SUGARLOAF, #2 | CA4500006 | California | Community | 274 |
| THORNTON WATER SYSTEM ST BCH | CA4110300 | California | Transient Non-Community | 273 |
| PEDRAZZI MWC | CA2701364 | California | Community | 273 |
| MERCED COUNTY SHERIFF'S | CA2400130 | California | Community | 273 |
| MANCHESTER BEACH KOA | CA2300642 | California | Transient Non-Community | 273 |
| WALDEN WEST | CA4300764 | California | Transient Non-Community | 273 |
| NORTH KERN GOLF COURSE | CA1502323 | California | Transient Non-Community | 273 |
| HAVASU PALMS INC-BIA | CA3600373 | California | Community | 273 |
| RIVERKERN MUTUAL WATER COMPANY | CA1500251 | California | Community | 272 |
| LAKE ELIZABETH MUTUAL WATER CO | CA1900697 | California | Community | 272 |
| CSP - BODIE SHP | CA2610300 | California | Transient Non-Community | 271 |
| CLAY JOINT ELEMENTARY SCHOOL | CA1000315 | California | Non-Transient Non-Community | 271 |
| TIMBER COVE COUNTY WATER DISTRICT | CA4900584 | California | Community | 271 |
| HOOD WATER MAINTENCE DIST [SWS] | CA3400101 | California | Community | 271 |
| ARPS TRAILER PARK | CA1300536 | California | Community | 270 |
| NORTH MUROC MUTUAL WATER COMPANY | CA1500290 | California | Community | 270 |
| MCHA LOS BANOS CENTER - CLOSED | CA2400108 | California | Community | 270 |
| LAETITIA VINEYARD & WINERY INC | CA4000221 | California | Non-Transient Non-Community | 270 |
| H E RAMEY PRES/W HART MAIN | CA3000605 | California | Community | 270 |
| LIBERTY SCHOOL | CA5400815 | California | Non-Transient Non-Community | 270 |
| SYCAMORE FLAT C G | CA1000133 | California | Transient Non-Community | 270 |
| OAKRIDGE WATER COMPANY | CA4300564 | California | Community | 270 |
| ALPINE MEATS INC | CA3901080 | California | Non-Transient Non-Community | 270 |