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Hide/show columns: Water System No. | Water System Name |
Type | Status |
Principal County Served | Primary Source Water Type |
| Water System No. | Water System Name | Type | Status | Principal County Served | Primary Source Water Type |
|---|---|---|---|---|---|
| Water System No. | Water System Name | Type | Status | Principal County Served | Primary Source Water Type |
| CA0707800 | ALL STAR ACADEMY OF DANVILLE | NC | A | CONTRA COSTA | GW |
| CA0706014 | ANCHOR MARINA | NC | A | CONTRA COSTA | GW |
| CA0707501 | ANGLER S RANCH #3 | C | A | CONTRA COSTA | GW |
| CA0707569 | ANGLERS SUBDIVISION 4 | C | A | CONTRA COSTA | GW |
| CA0707580 | BALDOCCHI WATER SYSTEM | NP | A | CONTRA COSTA | GW |
| CA0706102 | BAY STANDARDS | NTNC | A | CONTRA COSTA | GW |
| CA0707602 | BEACON WEST | C | A | CONTRA COSTA | GW |
| CA0707589 | BELLA VISTA WATER SYS | C | A | CONTRA COSTA | GW |
| CA0706037 | BETHEL BAPTIST CHURCH | NC | A | CONTRA COSTA | GW |
| CA0707503 | BETHEL HARBOR | NC | A | CONTRA COSTA | GW |
| CA0706042 | BETHEL ISLAND GOLF COURSE & COUNTRY CLUB | NC | A | CONTRA COSTA | GW |
| CA0707572 | BETHEL ISLAND MUTUAL WATER CO | C | A | CONTRA COSTA | GW |
| CA0706054 | BETHEL MARKET | NC | A | CONTRA COSTA | GW |
| CA0706032 | BETHEL MISSIONARY BAPTIST | NTNC | A | CONTRA COSTA | GW |
| CA0707588 | BIG OAK MOBILE HOME PARK WATER | C | A | CONTRA COSTA | GW |
| CA0707591 | BLUE TIP TRAILER PARK WATER | NP | A | CONTRA COSTA | GW |
| CA0706049 | BON GUSTOS | NC | A | CONTRA COSTA | GW |
| CA0710004 | BRENTWOOD | C | A | CONTRA COSTA | SWP |
| CA0708004 | BRENTWOOD CREEK FARM | NTNC | A | CONTRA COSTA | GW |
| CA0707570 | BRIDGEHEAD CAFE | NC | A | CONTRA COSTA | GW |
| CA0707901 | BRUNS MEMORIAL AMPHITHEATER | NC | A | CONTRA COSTA | SWP |
| CA0706110 | BYRON AIRPORT | NC | A | CONTRA COSTA | GW |
| CA0707521 | BYRON CORNERS INC | NC | A | CONTRA COSTA | GW |
| CA0707595 | BYRON INN | NC | A | CONTRA COSTA | GW |
| CA0706022 | BYRON UNITED METHODIST | NC | A | CONTRA COSTA | GW |
| CA0707598 | CAMINO MOBILEHOME | C | A | CONTRA COSTA | GW |
| CA0707620 | CANYON SCHOOL | NTNC | A | CONTRA COSTA | GW |
| CA0707594 | CASA MEDANOS WATER SYSTEM | C | A | CONTRA COSTA | GW |
| CA0707511 | CASTLEROCK WATER SYS | NP | A | CONTRA COSTA | GW |
| CA0710011 | CCWD/BRENTWOOD WTP | C | A | CONTRA COSTA | SWP |
| CA0708006 | CECCHINI WATER | NC | A | CONTRA COSTA | GW |
| CA0790002 | CENTRAL CONTRA COSTA SANITARY DISTRICT | NP | A | CONTRA COSTA | |
| CA0710001 | CITY OF ANTIOCH | C | A | CONTRA COSTA | SW |
| CA0790005 | CITY OF BRENTWOOD RECYCLING PROJECT | NP | A | CONTRA COSTA | |
| CA0710006 | CITY OF MARTINEZ | C | A | CONTRA COSTA | SWP |
| CA0710008 | CITY OF PITTSBURG | C | A | CONTRA COSTA | SWP |
| CA0707603 | CLAYTON PALMS WATER | C | A | CONTRA COSTA | SWP |
| CA0707517 | COLONIA SANTA MARIA | C | A | CONTRA COSTA | GW |
| CA0707542 | CONCORD MT DIABLO TRAILRIDE ASSOC. | NC | A | CONTRA COSTA | GW |
| CA0710003 | CONTRA COSTA WATER DISTRICT | C | A | CONTRA COSTA | SW |
| CA0706018 | CRUISER HAVEN MARINA | NC | A | CONTRA COSTA | GW |
| CA0790004 | DDSD RECYCLING PROJECT | NP | A | CONTRA COSTA | |
| CA0707573 | DELTA MUTUAL WATER COMPANY | C | A | CONTRA COSTA | GW |
| CA0706056 | DELTA SPORTSMAN | NC | A | CONTRA COSTA | GW |
| CA0710007 | DIABLO WATER DISTRICT | C | A | CONTRA COSTA | SWP |
| CA0707615 | DOUBLETREE RANCH WATER SYSTEM | C | A | CONTRA COSTA | GW |
| CA0707519 | DUTCH SLOUGH WATER WORKS | C | A | CONTRA COSTA | GW |
| CA0710800 | DWR DELTA FIELD DIVISION - BANKS PP | NTNC | A | CONTRA COSTA | SW |
| CA0790001 | EBMUD | NP | A | CONTRA COSTA | |
| CA0707644 | EBRPD ALHAMBRA | NC | A | CONTRA COSTA | GW |
| CA0707502 | EBRPD BLACK DIAMOND MINES | NC | A | CONTRA COSTA | GW |
| CA0706111 | EBRPD LITTLE HILLS | NC | A | CONTRA COSTA | GW |
| CA0707900 | EBRPD MORGAN TERRITORY | NC | A | CONTRA COSTA | GW |
| CA0707643 | EBRPD OLD BRIONES REGIONAL PARK | NC | A | CONTRA COSTA | GU |
| CA0706112 | EBRPD ROUND VALLEY WATER SYSTEM | NC | A | CONTRA COSTA | GW |
| CA0706029 | EXCELSIOR MIDDLE SCHOOL | NTNC | A | CONTRA COSTA | GW |
| CA0706005 | FARRAR PARK PROPERTY OWNERS | C | A | CONTRA COSTA | GW |
| CA0707523 | FLAMINGO MOBILE MANOR | C | A | CONTRA COSTA | GW |
| CA0707575 | FRANKS MARINA | C | A | CONTRA COSTA | GW |
| CA0706059 | GAS N SAVE | NC | A | CONTRA COSTA | GW |
| CA0706031 | GENOS DELI STATION | NC | A | CONTRA COSTA | GW |
| CA0707625 | GOLDEN EAGLE SMALL WATER SYSTEM | NTNC | A | CONTRA COSTA | GW |
| CA0710002 | GOLDEN STATE WATER COMPANY - BAY POINT | C | A | CONTRA COSTA | SWP |
| CA0707558 | HERTZ WATER SYSTEM | C | A | CONTRA COSTA | GW |
| CA0706034 | HOLLAND RIVERSIDE MARINA | NC | A | CONTRA COSTA | GW |
| CA0707509 | JOES ISLAND RESTAURANT | NC | A | CONTRA COSTA | GW |
| CA0707547 | KNIGHTSEN COMMUNITY WATER SYSTEM | C | A | CONTRA COSTA | GW |
| CA0706028 | KNIGHTSEN ELEMENTARY SCHOOL | NTNC | A | CONTRA COSTA | GW |
| CA0790003 | LAMORINDA RECYCLED WATER PROJECT | NP | A | CONTRA COSTA | |
| CA0706040 | LAST RESORT & MARINA LLC | NC | A | CONTRA COSTA | GW |
| CA0706000 | LAZY M MARINA | NC | A | CONTRA COSTA | SW |
| CA0707534 | LINDQUIST LANDING MARINA | NC | A | CONTRA COSTA | GW |
| CA0706108 | LONE TREE MEDICAL & DENTAL | NC | A | CONTRA COSTA | GW |
| CA0701707 | LOS VAQUEROS INTERPRETIVE CENTER | NC | A | CONTRA COSTA | SW |
| CA0701706 | LOS VAQUEROS MARINA BLDG | NC | A | CONTRA COSTA | SW |
| CA0707568 | MACS OLD HOUSE | NC | A | CONTRA COSTA | GW |
| CA0707564 | MARIN FOOD SPECIALTIES | NC | A | CONTRA COSTA | GW |
| CA0707608 | MARINA MOBILE MANOR | C | A | CONTRA COSTA | GW |
| CA0707532 | MCAVOY YACHT HARBOR | NC | A | CONTRA COSTA | GW |
| CA0707585 | MORAGA HEIGHTS MUTUAL WATER | C | A | CONTRA COSTA | GW |
| CA0710300 | MOUNT DIABLO STATE PARK | NC | A | CONTRA COSTA | GW |
| CA0790007 | MT. VIEW SANITARY DISTRICT | NP | A | CONTRA COSTA | |
| CA0707557 | NEIGHBORHOOD CHURCH | NTNC | A | CONTRA COSTA | GW |
| CA0706015 | NEW DOCS MARINA | NC | A | CONTRA COSTA | GW |
| CA0706030 | NEW LIFE MARINA | NC | A | CONTRA COSTA | GW |
| CA0706004 | OAKLEY MUTUAL WATER COMPANY | C | A | CONTRA COSTA | GW |
| CA0707639 | OLD BORGES RANCH WATER SYS | NC | A | CONTRA COSTA | GW |
| CA0706027 | ORIN ALLEN YOUTH REHAB FACILITY | NTNC | A | CONTRA COSTA | GW |
| CA0707545 | ORWOOD RESORT | C | A | CONTRA COSTA | GW |
| CA0707576 | PLEASANTIMES MUTUAL WATER CO | C | A | CONTRA COSTA | GW |
| CA0710010 | RANDALL-BOLD WATER TREATMENT PLANT | C | A | CONTRA COSTA | SWP |
| CA0707581 | RIVERVIEW MARINA SWS | NP | A | CONTRA COSTA | GW |
| CA0707553 | RIVERVIEW MOBILE HOMES | C | A | CONTRA COSTA | GW |
| CA0707577 | RIVERVIEW WATER ASSOCIATION | C | A | CONTRA COSTA | GW |
| CA0707601 | RUSSOS MOBILE PARK | C | A | CONTRA COSTA | GW |
| CA0707556 | SANDMOUND MUTUAL | C | A | CONTRA COSTA | GW |
| CA0707597 | SANDY POINT MOBILE HOME PARK | C | A | CONTRA COSTA | GW |
| CA0707574 | SANTIAGO ISLAND VILLAGE | C | A | CONTRA COSTA | GW |
| CA0702185 | SUES SWIM SCHOOL | NC | A | CONTRA COSTA | GW |
| CA0707592 | SUGAR BARGE MARINA | NC | A | CONTRA COSTA | GW |
| CA0707550 | SUNSET HARBOR | NC | A | CONTRA COSTA | GW |
| CA0706050 | THOMAS DENOVA LLC WATER SYSTEM | NTNC | A | CONTRA COSTA | GW |
| CA0710009 | TOWN OF DISCOVERY BAY | C | A | CONTRA COSTA | GW |
| CA0790009 | TOWN OF DISCOVERY BAY | NP | A | CONTRA COSTA | |
| CA0706055 | TUGS | NC | A | CONTRA COSTA | GW |
| CA0707562 | VALLEY ORCHARD MUTUAL WATER SYSTEM | NP | A | CONTRA COSTA | GW |
| CA0706007 | VILLA DE GUADALUPE | NP | A | CONTRA COSTA | GW |
| CA0706045 | WAHL FAMILY WATER SYSTEM | NC | A | CONTRA COSTA | GW |
| CA0707623 | WILCOX STATION RANCH | C | A | CONTRA COSTA | GW |
| CA0707617 | WILDWOOD ACRES RESORT | NC | A | CONTRA COSTA | GW |
| CA0707613 | WILLOW MOBILE HOME PARK | C | A | CONTRA COSTA | GW |
| CA0707507 | WILLOW PARK MARINA | C | A | CONTRA COSTA | GW |
| CA0707630 | WILLOWEST MARINA WS | NC | A | CONTRA COSTA | GW |
| CA0707560 | 010 050 003 | NP | I | CONTRA COSTA | |
| CA0706104 | 099 152 022 PG&E LOS MEDANOS | NP | I | CONTRA COSTA | |
| CA0706036 | BETHEL ISLAND LODGE | NP | I | CONTRA COSTA | |
| CA0707518 | BLAZING SADDLE BAR & GRILL | NP | I | CONTRA COSTA | |
| CA0706035 | BLUE GOOSE CAMP | NP | I | CONTRA COSTA | |
| CA0706046 | BONNIE & CLYDES SALOON | NP | I | CONTRA COSTA | GW |
| CA0707543 | BRENTWOOD MISSIONARY BAPTIST | NC | I | CONTRA COSTA | GW |
| CA0707548 | BRIDGEHEAD RENTALS SWS | NP | I | CONTRA COSTA | |
| CA0706053 | BROKEN WHEEL | NP | I | CONTRA COSTA | |
| CA0707641 | BROOKS ISLAND REGIONAL PARK - INACTIVE | NP | I | CONTRA COSTA | |
| CA0707566 | BYRON POST OFFICE | NP | I | CONTRA COSTA | |
| CA0707563 | CALIENTE ISLE WATER SYSTEM | NP | I | CONTRA COSTA | |
| CA0706107 | CARSON SWIM SCHOOL | NP | I | CONTRA COSTA | GW |
| CA0707526 | CASA DEL RIO WATER SYSTEM | NC | I | CONTRA COSTA | GW |
| CA0707515 | CHURCH OF JESUS CHRIST | NP | I | CONTRA COSTA | GW |
| CA0707622 | CONCORD SPORTSMEN S CLUB | NP | I | CONTRA COSTA | |
| CA0707516 | CONTRA COSTA DISTRICT FAIR | NP | I | CONTRA COSTA | |
| CA0710301 | CSP - MT. DIABLO STATE PARK SYSTEM #2 | NP | I | CONTRA COSTA | |
| CA0706105 | D ANNA YACHT CENTER *CL 2005 | NC | I | CONTRA COSTA | GW |
| CA0707578 | DAVIS CAMP *CL 10/08 | NP | I | CONTRA COSTA | |
| CA0706048 | DELTA KIDS CENTER *CL 2/07 | NP | I | CONTRA COSTA | |
| CA0706044 | DNA PLANT WATER SYSTEM *CL04/02 | NP | I | CONTRA COSTA | |
| CA0707530 | DON S LITTLE STORE SWS | NP | I | CONTRA COSTA | |
| CA0707505 | DOW CHEMICAL CO | NP | I | CONTRA COSTA | |
| CA0707642 | EBRPD BEAR CREEK WATER SYSTEM | NP | I | CONTRA COSTA | |
| CA0706103 | FARMERS DAUGHTER WATER SYS *CLOSED* | NP | I | CONTRA COSTA | |
| CA0707522 | GAYLORD CONTAINER COMPANY | NP | I | CONTRA COSTA | |
| CA0707586 | GENERAL CHEMICAL INC | NP | I | CONTRA COSTA | |
| CA0707646 | GOLDEN HILLS CHURCH | NP | I | CONTRA COSTA | |
| CA0706101 | GOLF CLUB AT RODDY RANCH | NC | I | CONTRA COSTA | GW |
| CA0706039 | HARRIS YACHT HARBOR | NP | I | CONTRA COSTA | |
| CA0706016 | HENNIS MARINA - INACTIVE | NP | I | CONTRA COSTA | |
| CA0701988 | HOLY CROSS CEMETERY *CL 2/28/15 | NP | I | CONTRA COSTA | GW |
| CA0707527 | HONOLULU GRILL *CL 10/07 | NP | I | CONTRA COSTA | |
| CA0707567 | JEHOVAHS WITNESSE CHURCH *CL 2/13 | NP | I | CONTRA COSTA | GW |
| CA0706057 | KELLER LIQUORS | NP | I | CONTRA COSTA | |
| CA0707539 | KNOTT S AUTO COURT | NP | I | CONTRA COSTA | |
| CA0706013 | LA PALOMA HIGH SCHOOL | NP | I | CONTRA COSTA | |
| CA0706109 | LAUNDERETTE WATER SYSTEM *CL 04 | NP | I | CONTRA COSTA | GW |
| CA0707508 | LIBERTY UNION HIGH SCHOOL | NP | I | CONTRA COSTA | |
| CA0707614 | LIGHTHOUSE BAPTIST CHURCH | NP | I | CONTRA COSTA | |
| CA0706106 | LITTORNO & PANFILI WATER SYSTEM | NC | I | CONTRA COSTA | GW |
| CA0706051 | LONE TREE DRIVE IN | NP | I | CONTRA COSTA | |
| CA0706047 | LUNDBORG LANDING *CL 2/09 | NP | I | CONTRA COSTA | GW |
| CA0706026 | MARINE EMPORIUM RICHARDS YACHT | NP | I | CONTRA COSTA | GW |
| CA0706017 | MARS HARBOR | NP | I | CONTRA COSTA | |
| CA0706038 | MC AVOY BAIT SHOP SWS | NP | I | CONTRA COSTA | |
| CA0706025 | NORMAN S BRENTWOOD NURSERY | NP | I | CONTRA COSTA | |
| CA0707609 | NORTH AMERICAN REFRACTORIES - INACTIVE | NP | I | CONTRA COSTA | |
| CA0706011 | PARK MARINA *CL 10/29/15 | NC | I | CONTRA COSTA | GW |
| CA0707551 | RAYNERS GROCERY SWS **CLOSED** | NP | I | CONTRA COSTA | GW |
| CA0706043 | RED COACH DELI | NP | I | CONTRA COSTA | |
| CA0706061 | RED VELVET SWING | NP | I | CONTRA COSTA | |
| CA0707554 | RIVERVIEW MOTEL *CL 2007 | NP | I | CONTRA COSTA | GW |
| CA0707535 | SAVERS SWS | NP | I | CONTRA COSTA | |
| CA0707619 | TURTLE ROCK RANCH | NP | I | CONTRA COSTA | |
| CA0707621 | UNITED SPORTSMAN - INACTIVE | NP | I | CONTRA COSTA | |
| CA0700700 | USN NAVAL WEAPONS STATION | NP | I | CONTRA COSTA | |
| CA0706562 | VALLEY ORCHARD MUTUAL WATER CO | NP | I | CONTRA COSTA | |
| CA0707565 | WILBUR APARTMENTS | NP | I | CONTRA COSTA | |
| CA0707525 | WILLIAMS WATER WORKS | NP | I | CONTRA COSTA | |
| CA0707624 | WILLOW PASS MOBILE HOME *CL 1/07-INACTIV | NP | I | CONTRA COSTA | |
| CA0790006 | IRONHOUSE SD WATER RECYCLING FACILITY | NP | P | CONTRA COSTA |