California water providers — page 12
Find published drinking-water records, providers, and official agency resources for California. Review sources, sample dates, and coverage.
Official drinking-water resources
The responsible agency may differ for tribal systems. Record availability and sample dates vary by provider.
Community systems appear first. Sort: Population served · A–Z
Public water systems
7,406 systems in the imported directory. Includes community systems, schools, workplaces, and other public systems.
- Cal Am - Walnut GroveCA3410047 · CWS · Population served: 667
- Brandeis Bardin InstituteCA5603301 · CWS · Population served: 665
- Center Water CoCA3600070 · CWS · Population served: 662
- El Dorado Mutual Water Co.CA1900803 · CWS · Population served: 660
- Del Oro Traver DistrictCA5400553 · CWS · Population served: 657
- Gasquet C.S.D.CA0800555 · CWS · Population served: 657
- Lily of The Valley Mobile VillageCA1900913 · CWS · Population served: 657
- Cedar LodgeCA2210900 · CWS · Population served: 656
- Placer Csa - SheridanCA3110048 · CWS · Population served: 653
- Tokay Park Water CoCA3400172 · CWS · Population served: 653
- Bear River - Tish Non Village090605119 · CWS · Population served: 650
- Mesquite Creek090400301 · CWS · Population served: 650
- Sunbeam Lake Rv ResortCA1300626 · CWS · Population served: 650
- Woodville Farm Labor CenterCA5400792 · CWS · Population served: 650
- Pleasantimes Mutual Water CoCA0707576 · CWS · Population served: 644
- County Service Area 11CA4100582 · CWS · Population served: 642
- Diamond A Mutual Water CompanyCA4900562 · CWS · Population served: 640
- Naf El CentroCA1310700 · CWS · Population served: 637
- Orleans C.S.D.CA1200729 · CWS · Population served: 636
- Yosemite Nps-El PortalCA2210515 · CWS · Population served: 635
- Mineral County Water DistrictCA5200503 · CWS · Population served: 634
- Tradewind Water Assoc.CA1500406 · CWS · Population served: 632
- Ivcsd-GreenvilleCA3210001 · CWS · Population served: 630
- Newell County Water DistrictCA2500801 · CWS · Population served: 629
- San Martin County Water DistrictCA4300542 · CWS · Population served: 627
- Mp Mine Operations LLCCA3600172 · CWS · Population served: 626
- Lake Alpine Water CompanyCA0210001 · CWS · Population served: 625
- Nepenthe WsCA2701280 · CWS · Population served: 618
- Plainview Mutual Water CompanyCA5410039 · CWS · Population served: 617
- Ducor CsdCA5400542 · CWS · Population served: 616
- Point Arena Rancheria090600145 · CWS · Population served: 616
- Csa 62CA3301577 · CWS · Population served: 614
- Trout Gulch Mutual Water CompanyCA4400502 · CWS · Population served: 614
- Los Angeles Cwwd 40, Reg. 35-N.E. L.A.CA1910027 · CWS · Population served: 612
- Csa 70 W-3 HaciendaCA3600114 · CWS · Population served: 611
- Riverdale Park Tract CsdCA5000019 · CWS · Population served: 610
- Cal Am - DunniganCA5700712 · CWS · Population served: 602
- Big Pine Paiute Band090600120 · CWS · Population served: 600
- Carver Tract Mutual Water CompCA3301107 · CWS · Population served: 600
- Cedarville County Water Dist.CA2510002 · CWS · Population served: 600
- Country Life Mh & Rv ParkCA1300550 · CWS · Population served: 600
- Lake Hemet Mwd-Camp GroundCA3310080 · CWS · Population served: 600
- Lytton Rancheria Water System090600260 · CWS · Population served: 600
- Mesa Dunes Mobile Home EstatesCA4000650 · CWS · Population served: 600
- Preserve At Millerton Lake Water SystemCA2010018 · CWS · Population served: 600
- Rancho Sespe Workers Imp AssocCA5601144 · CWS · Population served: 600
- San Francisco Regional Water SystemCA3810001 · CWS · Population served: 600
- San Joaquin River Club IncCA3910018 · CWS · Population served: 600
- Sierra Highland CsdCA1400007 · CWS · Population served: 600
- Snowcrest Heights Imp AssocCA3600262 · CWS · Population served: 600
- Waterford - HickmanCA5010026 · CWS · Population served: 597
- S & T Mutual Water CompanyCA4000523 · CWS · Population served: 591
- Golden State Water Co - LucerneCA3610108 · CWS · Population served: 586
- Csp-Pfeiffer Big SurCA2710300 · CWS · Population served: 585
- Carmel Riviera MwcCA2701254 · CWS · Population served: 584
- Stinson Beach County Wtr DistCA2110004 · CWS · Population served: 583
- Oak Glen RetreatCA3600133 · CWS · Population served: 576
- San Ardo WdCA2700728 · CWS · Population served: 575
- River Pines PudCA0310006 · CWS · Population served: 574
- Md 33 FairmeadCA2000554 · CWS · Population served: 568
- Banning Hts. Mutual Water Co.CA3301031 · CWS · Population served: 567
- Glen Eden Sun ClubCA3301283 · CWS · Population served: 566
- Juvenile Justice CampusCA1000570 · CWS · Population served: 565
- Lake Forest Mutual W.C.CA1800511 · CWS · Population served: 565
- Jacumba Community SdCA3710011 · CWS · Population served: 561
- Dolphin Isle MarinaCA2300743 · CWS · Population served: 560
- North Kaweah Mutual Water CompanyCA5400506 · CWS · Population served: 560
- Blythe - Mesa RanchCA3301428 · CWS · Population served: 558
- Harbor View Mutual Water CompanyCA1700568 · CWS · Population served: 550
- Landale Mutual Water CompanyCA1900809 · CWS · Population served: 550
- Mission Oaks Mobile Home ParkCA3510006 · CWS · Population served: 550
- Patterson Tract CsdCA5402038 · CWS · Population served: 550
- San Vicente Water CompanyCA4210005 · CWS · Population served: 550
- Vineyard Rv ParkCA4800753 · CWS · Population served: 550
- Clayton Palms WaterCA0707603 · CWS · Population served: 549
- Siskiyou Lake Highlands MwcCA4700880 · CWS · Population served: 549
- Calpella County Water DistrictCA2300507 · CWS · Population served: 548
- Fuller Acres Mutual Water CompanyCA1500296 · CWS · Population served: 545
- Golden State Water Company - Lake MarieCA4210022 · CWS · Population served: 545
- Llano Del Rio Water CompanyCA1900849 · CWS · Population served: 545
- Chiriaco Summit Water Dist.CA3301115 · CWS · Population served: 544
- Rio Vista Mobile Home ParkCA5200508 · CWS · Population served: 543
- Lanare Community Services DistCA1000053 · CWS · Population served: 540
- Riverview Mobile Home EstatesCA5000090 · CWS · Population served: 540
- Sherwood Mobile Home ParkCA1900907 · CWS · Population served: 540
- Woodland Park Mutual Water CoCA4000506 · CWS · Population served: 538
- El Dorado Id - OutingdaleCA0910018 · CWS · Population served: 535
- Gabilan WcCA2700586 · CWS · Population served: 535
- Lone Pine090600138 · CWS · Population served: 535
- Sid - Gibson CanyonCA4810010 · CWS · Population served: 535
- Occidental Community Services DistrictCA4900536 · CWS · Population served: 533
- Allensworth CsdCA5400544 · CWS · Population served: 531
- Palms River ResortCA3600372 · CWS · Population served: 531
- Csa 42 Oro GrandeCA3600220 · CWS · Population served: 529
- Cazadero Water Company, Inc. (PUC)CA4900508 · CWS · Population served: 525
- Bridgeport PudCA2610003 · CWS · Population served: 524
- Castlewood Domestic Water SystemCA0105008 · CWS · Population served: 524
- North Tahoe Pud - Carnelian WoodsCA3110023 · CWS · Population served: 524
- Del Oro Water Co.-Stirling BluffsCA0410018 · CWS · Population served: 521
- Psmcsd - Moss Landing Harbor WsCA2701515 · CWS · Population served: 520