Public Water Systems
7,249 active public water systems in CA, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| MAYACAMAS VINEYARDS | NAPA, CA | 25 | 41 | — |
| ST. HELENA PURLIEU LLC | ST HELENA, CA | 25 | 27 | — |
| GOLDEN HAVEN MOTEL | CALISTOGA, CA | 25 | 13 | — |
| LIANA ESTATE | RUTHERFORD, CA | 25 | 16 | — |
| MENDING WALL WINERY | ANGWIN, CA | 25 | 4 | — |
| NINE SUNS WINERY | ST. HELENA, CA | 25 | 0 | — |
| ALPHA OMEGA WINERY | SAINT HELENA, CA | 25 | 18 | — |
| SEQUOIA GROVE VINEYARDS | NAPA, CA | 25 | 9 | — |
| WILLIAM HILL WINERY | NAPA, CA | 25 | 4 | — |
| O'SHAUGHNESSY WINERY | ANGWIN, CA | 25 | 8 | — |
| MINER FAMILY WINERY | ST. HELENA, CA | 25 | 6 | — |
| DOMINUS ESTATE WINERY | YOUNTVILLE, CA | 25 | 11 | — |
| OAKVILLE GRADE WINERY | OAKVILLE, CA | 25 | 16 | — |
| ODETTE ESTATE WATER SYSTEM | ANGWIN, CA | 25 | 42 | — |
| MCCOURTNEY ROAD TRANSFER STATION | NEVADA CITY, CA | 25 | 0 | — |
| YULICA | NEVADA CITY, CA | 25 | 49 | — |
| NCSOS, MCCOURTNEY RD. | GRASS VALLEY, CA | 25 | 26 | — |
| CISCO GROVE HOLDINGS | ELK GROVE, CA | 25 | 3 | — |
| USFS NORTH FORK CAMPGROUND | NEVADA CITY, CA | 25 | 3 | — |
| USFS SILVER CREEK CAMPGROUND | NEVADA CITY, CA | 25 | 26 | — |
| CLIPPER GAP HEAD START | AUBURN, CA | 25 | 29 | — |
| OLIVERS GROCERY | APPLEGATE, CA | 25 | 13 | — |
| USFS HELL HOLE | GEORGETOWN, CA | 25 | 4 | — |
| APPLEGATE STATION | ROSEVILLE, CA | 25 | 18 | — |
| USFS HAMPSHIRE ROCKS CAMPGROUND | NEVADA CITY, CA | 25 | 5 | — |
| EVERYBODY'S INN | FORESTHILL, CA | 25 | 50 | — |
| USFS ROBINSON FLAT | NEVADA CITY, CA | 25 | 4 | — |
| USFS GOOSE MEADOWS | NEVADA CITY, CA | 25 | 2 | — |
| WASHOE HEIGHTS WATER ASSOCIATION | TAHOE CITY, CA | 25 | 0 | — |
| USFS GRANITE FLAT CAMPGROUND | NEVADA CITY, CA | 25 | 2 | — |
| LODGEPOLE CAMPGROUND | AUBURN, CA | 25 | 3 | — |
| EASTERN REGIONAL SANITARY LANDFILL WATER | AUBURN, CA | 25 | 13 | — |
| BEAR VALLEY, SIERRA DISCOVERY TRAIL | AUBURN, CA | 25 | 0 | — |
| KIDD LAKE | AUBURN, CA | 25 | 3 | — |
| NORTHSTAR AT TAHOE COMSTOCK WATER SYSTEM | TRUCKEE, CA | 25 | 11 | — |
| KILNER PARK | TAHOE CITY, CA | 25 | 0 | — |
| HIDDEN FALLS | LOOMIS, CA | 25 | 10 | — |
| KINGVALE H2O | EMIGRANT GAP, CA | 25 | 4 | — |
| WAKE ISLAND WATER SYSTEM | PLEASANT GROVE, CA | 25 | 2 | — |
| STEPHENS RANCH LLC AQUA | LINCOLN, CA | 25 | 0 | — |
| RIEGO MARKET | ELVERTA, CA | 25 | 0 | — |
| MORGAN OAKS ETERNAL PRESERVE | ROCKLIN, CA | 25 | 2 | — |
| HILLENBRAND FARMHAUS BREWERY | NEWCASTLE, CA | 25 | 12 | — |
| CIOTTI CELLARS | LINCOLN, CA | 25 | 18 | — |
| FOWLER NURSERY | LINCOLN, CA | 25 | 0 | — |
| GONZALEZ WATER SYSTEM | CROMBERG, CA | 25 | 5 | — |
| PNF GANSNER BAR CG / WORK CENTER | QUINCY, CA | 25 | 9 | — |
| CROMBERG SPRING WATER ASSN | OROVILLE, CA | 25 | 53 | — |
| SILVERTIP SPRINGS WATER SYSTEM | CLIPPER MILLS, CA | 25 | 6 | — |
| VAGABOND RESORT | LAKE AMANOR, CA | 25 | 4 | — |