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Hide/show columns: Water System No. | Water System Name | Type | Distribution System Class | Max Treatment Plant Class | Principal County Served | Primary Source Water Type |

Water System No. Water System Name Type Distribution System Class Max Treatment Plant Class Principal County Served Primary Source Water Type
Water System No. Water System Name Type Distribution System Class Max Treatment Plant Class Principal County Served Primary Source Water Type
CA4100583 BIANCHI FLOWERS INC C D1 TD SAN MATEO   GW
CA4100503 BUTANO CANYON MUTUAL C D1 T2 SAN MATEO   SW
CA4100523 BUTANO GIRL SCOUT CAMP NC D1 T2 SAN MATEO   SW
CA4110029 BUTANO STATE PARK - CSP NC D1 T2 SAN MATEO   SW
CA4110006 CALIFORNIA WATER SERVICE - BEAR GULCH C D5 T3 SAN MATEO   SW
CA4110007 CALIFORNIA WATER SERVICE - SAN CARLOS C D3 There are no treatment plants SAN MATEO   SWP
CA4110008 CALIFORNIA WATER SERVICE - SAN MATEO C D4 There are no treatment plants SAN MATEO   SWP
CA4110009 CALIFORNIA WATER SERVICE-S SAN FRANCISCO C D5 T2 SAN MATEO   SWP
CA4100538 CAMP JONES GULCH C D1 T2 SAN MATEO   GW
CA4100529 CAMP LOMA MAR C D1 T2 SAN MATEO   SW
CA4110002 CITY OF BRISBANE C D2 There are no treatment plants SAN MATEO   SWP
CA4110003 CITY OF BURLINGAME C D3 There are no treatment plants SAN MATEO   SWP
CA4110013 CITY OF DALY CITY C D5 T3 SAN MATEO   SWP
CA4190001 CITY OF DALY CITY NP There are no treatment plants SAN MATEO  
CA4110024 CITY OF EAST PALO ALTO C D3 T2 SAN MATEO   SWP
CA4110018 CITY OF MILLBRAE C D3 There are no treatment plants SAN MATEO   SWP
CA4190004 CITY OF PACIFICA RECYCLED NP There are no treatment plants SAN MATEO  
CA4110022 CITY OF REDWOOD CITY C D5 There are no treatment plants SAN MATEO   SWP
CA4190003 CITY OF REDWOOD CITY NP There are no treatment plants SAN MATEO  
CA4110023 CITY OF SAN BRUNO C D4 T2 SAN MATEO   SWP
CA4110011 COASTSIDE COUNTY WATER DISTRICT C D3 T3 SAN MATEO   SW
CA4100603 COSTANOA CAMPGROUND NTNC D1 T2 SAN MATEO   GW
CA4100582 COUNTY SERVICE AREA 11 C D1 There are no treatment plants SAN MATEO   GW
CA4100509 COUNTY SERVICE AREA 7 C D1 T2 SAN MATEO   SW
CA4100575 CSP - ANO NUEVO STATE RESERVE NC NR T1 SAN MATEO   GW
CA4100527 CSP - PORTOLA STATE PARK NC D1 T2 SAN MATEO   SW
CA4110012 CUESTA LA HONDA GUILD INC C D1 T3 SAN MATEO   SW
CA4100532 CUTTER SCOUT RESERVATION NC D1 TD SAN MATEO   GW
CA4110021 ESTERO MUNICIPAL IMPROVEMENT DISTRICT C D3 There are no treatment plants SAN MATEO   SWP
CA4390010 FACEBOOK RECYCLED WATER NP There are no treatment plants SAN MATEO  
CA4100560 GAZOS CREEK BEACH HOUSE NC D1 T1 SAN MATEO   GW
CA4110005 GUADALUPE VALLEY MID C D1 There are no treatment plants SAN MATEO   SWP
CA4100607 HARLEY FARMS GOAT DAIRY NC NR There are no treatment plants SAN MATEO   GW
CA4100539 KINGS MOUNTAIN PARK MUTUAL C D1 There are no treatment plants SAN MATEO   SW
CA4100559 LA HONDA CENTER NC D1 There are no treatment plants SAN MATEO   GW
CA4100512 LOMA MAR MUTUAL C D1 T3 SAN MATEO   SW
CA4100551 MARCHI CENTRAL FARM C D1 TD SAN MATEO   GW
CA4100515 MARTINS BEACH WATER SYSTEM NC D1 T2 SAN MATEO   SW
CA4110017 MENLO PARK MUNICIPAL WATER C D3 There are no treatment plants SAN MATEO   SWP
CA4110001 MID-PENINSULA WATER DISTRICT C D3 There are no treatment plants SAN MATEO   SWP
CA4110010 MONTARA WATER AND SANITARY DISTRICT C D2 T3 SAN MATEO   SW
CA4110025 NORTH COAST COUNTY WATER DIST C D4 There are no treatment plants SAN MATEO   SWP
CA4110019 O'CONNOR TRACT CO-OPERATIVE WATER CO. C D1 There are no treatment plants SAN MATEO   GW
CA4100540 OKU INC C D1 T1 SAN MATEO   GW
CA4100552 OPTIMISTS VOLUNTEERS FOR YOUTH NC NR There are no treatment plants SAN MATEO   GW
CA4110020 PALO ALTO PARK MUTUAL WATER COMPANY C D1 T1 SAN MATEO   GW
CA4100513 PESCADERO HIGH SCHOOL NTNC D1 T1 SAN MATEO   GW
CA4100553 PIGEON POINT YOUTH HOSTEL NC D1 There are no treatment plants SAN MATEO   GW
CA4100555 PORTOLA IMPROVEMENT ASSOCIATION C D1 T2 SAN MATEO   GW
CA4100522 REDWOOD GLEN CAMP & CONFERENCE CTR C D1 T2 SAN MATEO   SW
CA4100510 REDWOOD TERRACE MUTUAL C D1 T1 SAN MATEO   GU
CA4190006 SAN CARLOS RECYCLED WATER PROGRAM NP There are no treatment plants SAN MATEO  
CA4100566 SAN GREGORIO COMPANY NC D1 T1 SAN MATEO   GW
CA4100536 SAN MATEO COUNTY MEMORIAL PARK NC D1 T2 SAN MATEO   SW
CA4190005 SEWER AUTHORITY MIDCOASTSIDE RECYCLED NP There are no treatment plants SAN MATEO  
CA3890003 SFO INTERNATIONAL AIRPORT - RW NP There are no treatment plants SAN MATEO  
CA4100605 SKYLAWN MEMORIAL PARK (SKYLAWN INC) NTNC D1 TD SAN MATEO   GW
CA4100533 SKYLONDA MUTUAL C D1 T2 SAN MATEO   SW
CA4110016 TOWN OF HILLSBOROUGH C D3 There are no treatment plants SAN MATEO   SWP
CA4100502 UC ELKUS RANCH NC D1 T2 SAN MATEO   SW
CA4110027 WESTBOROUGH COUNTY WATER DIST C D3 There are no treatment plants SAN MATEO   SWP
CA4190002 OCEANVIEW RANCH LP NP There are no treatment plants SAN MATEO