California water providers — page 36
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.
Schools, workplaces and other non-community systems
- Willowside SchoolCA4901156 · NTNCWS · Population served: 460
- Kennedy GroceryCA3301359 · TNCWS · Population served: 458
- Centerville SchoolCA1000104 · NTNCWS · Population served: 456
- Primex Farms Water SystemCA1503521 · NTNCWS · Population served: 454
- Delhi Kingdom HallCA2400245 · TNCWS · Population served: 452
- Wind Wolves PreserveCA1503378 · TNCWS · Population served: 452
- Buttonwillow Raceway Park ClassicCA1503249 · TNCWS · Population served: 451
- Cbuso Mission BellCA2000659 · NTNCWS · Population served: 450
- Ceres Unified/Westport SchoolCA5000109 · NTNCWS · Population served: 450
- Cinnabar Hills Golf ClubCA4300986 · NTNCWS · Population served: 450
- Clark Pacific - Cr 18cCA5700761 · NTNCWS · Population served: 450
- Clark SystemCA5301113 · TNCWS · Population served: 450
- General Atomics Aeronautical - Gray ButtCA1901000 · NTNCWS · Population served: 450
- Ilead Agua Dulce Charter SchoolCA1900707 · NTNCWS · Population served: 450
- Lighthouse Marina Restaurant & ResortCA3410035 · TNCWS · Population served: 450
- Minarets High SchoolCA2000947 · NTNCWS · Population served: 450
- Mother Truckers Water SystemCA2900274 · TNCWS · Population served: 450
- Nyack Water SystemCA3103291 · NTNCWS · Population served: 450
- Pacheco Elementary SchoolCA4500160 · NTNCWS · Population served: 450
- Sierra Pacific Industries - Red Bluff MiCA5201057 · NTNCWS · Population served: 450
- Trinity Presbyterian ChurchCA1000553 · TNCWS · Population served: 450
- Usda-Forest Service Princess CampgroundCA1000122 · TNCWS · Population served: 450
- Yosemite Nps-Bridalveil Creek CgCA2210512 · TNCWS · Population served: 450
- Prather Water DistrictCA1000424 · NTNCWS · Population served: 449
- Casini Ranch CampgroundCA4900748 · TNCWS · Population served: 442
- Coarsegold SchoolCA2000611 · NTNCWS · Population served: 441
- Convict Lake CampgroundCA2600601 · TNCWS · Population served: 440
- Cypress Center WsCA2702643 · NTNCWS · Population served: 440
- Hayward Flat CampgroundCA5301114 · TNCWS · Population served: 440
- Whiskeytown Nra-Oak BottomCA4510507 · TNCWS · Population served: 440
- Wp&A-Firebaugh Water SystemCA2010015 · NTNCWS · Population served: 435
- Usfs Beardsley Picnic GroundCA5500178 · TNCWS · Population served: 432
- Csp-Pt. Cabrillo Light Station ShpCA2310317 · TNCWS · Population served: 430
- Delicato VineyardsCA3900815 · NTNCWS · Population served: 430
- Sierra Enterprise Elementary SchoolCA3400251 · NTNCWS · Population served: 430
- Albion River CampgroundCA2300619 · TNCWS · Population served: 425
- Dp&R - Castle Crags SpCA4510303 · TNCWS · Population served: 425
- Wente Scout ReservationCA2300842 · TNCWS · Population served: 422
- Redwood Maint. & Oper.CA0800647 · NTNCWS · Population served: 421
- Csp-Manchester State ParkCA2310300 · TNCWS · Population served: 420
- Sun Valley PackingCA5403207 · TNCWS · Population served: 420
- Shingletown Store Water SystemCA4500343 · TNCWS · Population served: 417
- Sutter Home WineryCA2800059 · NTNCWS · Population served: 417
- Island Union SchoolCA1600017 · NTNCWS · Population served: 416
- Rancho OsoCA4200539 · TNCWS · Population served: 416
- Country Hills Rv ParkCA3301058 · TNCWS · Population served: 415
- Fess Parker WineryCA4200965 · TNCWS · Population served: 415
- Yolo Fliers ClubCA5700652 · NTNCWS · Population served: 415
- Sanborn-Skyline County ParkCA4300763 · TNCWS · Population served: 414
- Lo-Fi WineryCA4200957 · TNCWS · Population served: 413
- Yosemite Lakes CampgroundCA5500030 · TNCWS · Population served: 413
- Usmc Yermo AnnexCA3610702 · NTNCWS · Population served: 411
- Tannery Gulch CampgroundCA5301110 · TNCWS · Population served: 410
- Joseph Gallo Cheese Co.CA2400206 · NTNCWS · Population served: 407
- Joshua Tree Np - Black Rock CanyonCA3310502 · TNCWS · Population served: 407
- Mid - Barrett CoveCA2209035 · TNCWS · Population served: 407
- Christian Life Assembly Water SystemCA1503646 · TNCWS · Population served: 406
- Lodi Usd-Houston SchoolCA3900850 · NTNCWS · Population served: 405
- Csp - Red Rock CanyonCA1510300 · TNCWS · Population served: 404
- Laguna Vista School/Oceanview School DisCA5602403 · NTNCWS · Population served: 404
- Thousand Trails Oakzanita Inc.CA3700873 · TNCWS · Population served: 404
- Jh RanchCA4700807 · TNCWS · Population served: 403
- Monrovia Nursery - NurseryCA5403032 · NTNCWS · Population served: 403
- Csp-Goat Rock State BeachCA4910313 · TNCWS · Population served: 402
- Josan And Josan, Inc.CA1000520 · TNCWS · Population served: 402
- Mooney Grove ParkCA5400951 · TNCWS · Population served: 402
- Stone Lagoon-State ParksCA1210321 · TNCWS · Population served: 402
- Harbin Hot SpringsCA1700511 · NTNCWS · Population served: 401
- Kern Co P&R-Lake Woollomes Water SystemCA1502319 · TNCWS · Population served: 401
- Koa - PetalumaCA4900737 · TNCWS · Population served: 401
- Acton La North KoaCA1900092 · TNCWS · Population served: 400
- Agua Caliente County ParkCA3700846 · TNCWS · Population served: 400
- Angora Lakes ResortCA0900515 · TNCWS · Population served: 400
- Bonita Ranch Rv CampgroundCA3600384 · TNCWS · Population served: 400
- Bronco WineryCA5000286 · NTNCWS · Population served: 400
- Bsa/Camp ChawanakeeCA1000165 · TNCWS · Population served: 400
- Caltrans-Salyer Safety Rest StopCA5304507 · TNCWS · Population served: 400
- Csp-Mendocino WoodlandsCA2310313 · TNCWS · Population served: 400
- Gold Arrow CampCA1000158 · TNCWS · Population served: 400
- Grand View SchoolCA5400620 · NTNCWS · Population served: 400
- Gsa Tecate Port of EntryCA3710048 · NTNCWS · Population served: 400
- Janesville Elementary SchoolCA1800577 · NTNCWS · Population served: 400
- Kq Ranch ResortCA3702181 · TNCWS · Population served: 400
- Lakeport CinemasCA1700712 · TNCWS · Population served: 400
- Monarch Nut CompanyCA5403140 · NTNCWS · Population served: 400
- Morning Star Lake ResortCA3100010 · TNCWS · Population served: 400
- Moss Cove Rest Stop (CALTRANS)CA2300818 · TNCWS · Population served: 400
- Napa Valley Country ClubCA2800588 · NTNCWS · Population served: 400
- Neighborhood Church Anderson CottonwoodCA4500349 · TNCWS · Population served: 400
- Ocotillo Rv ResortCA1300678 · TNCWS · Population served: 400
- Olivet Elementary SchoolCA4900699 · NTNCWS · Population served: 400
- Outdoor Resorts Rancho CaCA3301961 · NTNCWS · Population served: 400
- Pinezanita Inc.CA3701694 · TNCWS · Population served: 400
- Plainfield Elem School - WaterCA5700643 · NTNCWS · Population served: 400
- Sensient Natural Ingredients LLCCA2400013 · NTNCWS · Population served: 400
- Sequoia Union Elementary SchoolCA5400709 · NTNCWS · Population served: 400
- Twin Hills School Dist-Apple Blossom SchCA4900710 · NTNCWS · Population served: 400
- Twin Hills School Dist-Twin Hills SchoolCA4900707 · NTNCWS · Population served: 400
- Vines R.V. ResortCA4000829 · TNCWS · Population served: 400
- WienerschnitzelCA3901120 · TNCWS · Population served: 400