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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 |
| CA3000759 | CANYON RV PARK | NTNC | D1 | TD | ORANGE | GW |
| CA3000940 | CASPERS REGIONAL WILDERNESS PARK | NC | NR | TD | ORANGE | GW |
| CA3010001 | CITY OF ANAHEIM | C | D5 | T5 | ORANGE | SW |
| CA3090012 | CITY OF ANAHEIM RECYCLED WATER SYSTEM | NP | N/A | There are no treatment plants | ORANGE | |
| CA3010002 | CITY OF BREA | C | D4 | There are no treatment plants | ORANGE | SWP |
| CA3010003 | CITY OF BUENA PARK | C | D5 | TD | ORANGE | SWP |
| CA3010069 | CITY OF FOUNTAIN VALLEY | C | D5 | T2 | ORANGE | SWP |
| CA3010010 | CITY OF FULLERTON | C | D5 | T2 | ORANGE | SWP |
| CA3010062 | CITY OF GARDEN GROVE | C | D4 | T3 | ORANGE | SWP |
| CA3010053 | CITY OF HUNTINGTON BEACH | C | D5 | T2 | ORANGE | SWP |
| CA3010018 | CITY OF LA HABRA | C | D5 | T2 | ORANGE | SWP |
| CA3010100 | CITY OF LA PALMA | C | D3 | T2 | ORANGE | SWP |
| CA3090004 | CITY OF NEWPORT BEACH | NP | D5 | There are no treatment plants | ORANGE | |
| CA3010023 | CITY OF NEWPORT BEACH | C | D5 | T3 | ORANGE | SWP |
| CA3010027 | CITY OF ORANGE | C | D5 | T1 | ORANGE | SWP |
| CA3090013 | CITY OF SAN CLEMENTE | NP | N/A | There are no treatment plants | ORANGE | |
| CA3010036 | CITY OF SAN CLEMENTE | C | D5 | T2 | ORANGE | SWP |
| CA3090009 | CITY OF SAN JUAN CAPISTRANO | NP | N/A | There are no treatment plants | ORANGE | |
| CA3010030 | CITY OF SAN JUAN CAPISTRANO | C | D4 | There are no treatment plants | ORANGE | SWP |
| CA3010038 | CITY OF SANTA ANA | C | D5 | T3 | ORANGE | SWP |
| CA3090011 | CITY OF SANTA ANA RECYCLED WATER SYSTEM | NP | There are no treatment plants | ORANGE | ||
| CA3010041 | CITY OF SEAL BEACH | C | D3 | TD | ORANGE | SWP |
| CA3010046 | CITY OF TUSTIN | C | D4 | T3 | ORANGE | SWP |
| CA3010064 | CITY OF WESTMINSTER | C | D4 | TD | ORANGE | SWP |
| CA3010068 | EAST ORANGE COUNTY WD - RZ | C | D3 | T1 | ORANGE | SWP |
| CA3010093 | EAST ORANGE COUNTY WD - WZ | C | D4 | Missing treatment classification in SDWIS | ORANGE | SWP |
| CA3010008 | EASTSIDE WATER ASSOCIATION | C | D2 | TD | ORANGE | GW |
| CA3010079 | EL TORO WATER DISTRICT | C | D5 | There are no treatment plants | ORANGE | SWP |
| CA3090015 | EL TORO WD RECYCLED WATER SYSTEM | NP | N/A | There are no treatment plants | ORANGE | |
| CA3010047 | GOLDEN STATE WC - COWAN HEIGHTS | C | D3 | TD | ORANGE | SWP |
| CA3010035 | GOLDEN STATE WC - PLACENTIA/YORBA LINDA | C | D5 | T1 | ORANGE | SWP |
| CA3010022 | GOLDEN STATE WC - WEST ORANGE COUNTY | C | D5 | T1 | ORANGE | SWP |
| CA3000519 | HYNES ESTATES MUTUAL WATER CO. | C | D1 | There are no treatment plants | ORANGE | GW |
| CA3010092 | IRVINE RANCH WATER DISTRICT | C | D5 | T5 | ORANGE | SW |
| CA3090003 | IRVINE RANCH WATER DISTRICT RECLAMATION | NP | N/A | There are no treatment plants | ORANGE | |
| CA3010071 | JOINT REGIONAL WATER SUPPLY SYSTEM | C | D4 | Missing treatment classification in SDWIS | ORANGE | SWP |
| CA3000734 | KNOTT S BERRY FARM | NTNC | D2 | T1 | ORANGE | SWP |
| CA3010017 | LAGUNA BEACH COUNTY WD | C | D4 | Missing treatment classification in SDWIS | ORANGE | SWP |
| CA3000778 | LAZY W RANCH WATER SYSTEM | NC | NR | T1 | ORANGE | GW |
| CA3000618 | LIBERTY PARK WATER ASSOCIATION | C | D1 | There are no treatment plants | ORANGE | GW |
| CA3000819 | LOS ALAMITOS RACE COURSE | NTNC | D1 | TD | ORANGE | GW |
| CA3010004 | MESA WATER DISTRICT | C | D5 | T2 | ORANGE | SWP |
| CA3090008 | MESA WATER DISTRICT RECLAMATION | NP | N/A | There are no treatment plants | ORANGE | |
| CA3010097 | MIDWAY CITY MUTUAL WC | C | D2 | TD | ORANGE | GW |
| CA3090002 | MOULTON NIGUEL WATER DISTRICT | NP | N/A | There are no treatment plants | ORANGE | |
| CA3010073 | MOULTON NIGUEL WATER DISTRICT | C | D5 | There are no treatment plants | ORANGE | SWP |
| CA3090001 | ORANGE COUNTY WATER DISTRICT | NP | N/A | Missing treatment classification in SDWIS | ORANGE | GW |
| CA3000585 | PAGE AVENUE MUTUAL WATER COMPANY | C | D1 | TD | ORANGE | GW |
| CA3010120 | SAN JUAN BASIN AUTHORITY | C | D3 | T3 | ORANGE | GW |
| CA3010101 | SANTA MARGARITA WATER DISTRICT | C | D5 | TD | ORANGE | SWP |
| CA3090006 | SANTA MARGARITA WATER DISTRICT RW | NP | N/A | There are no treatment plants | ORANGE | |
| CA3010082 | SERRANO WATER DISTRICT | C | D2 | T3 | ORANGE | SW |
| CA3000980 | SMWD-NICHOLS INSTITUTE | NTNC | D2 | TD | ORANGE | SWP |
| CA3090007 | SOUTH COAST WATER DISTRICT | NP | N/A | There are no treatment plants | ORANGE | |
| CA3010042 | SOUTH COAST WATER DISTRICT | C | D4 | T2 | ORANGE | SWP |
| CA3000825 | SOUTH MIDWAY CITY MUTUAL WATER CO. | C | D1 | TD | ORANGE | GW |
| CA3090010 | SOUTH ORANGE COUNTY WASTEWATER AUTHORITY | NP | N/A | There are no treatment plants | ORANGE | |
| CA3090005 | TRABUCO CANYON WATER DISTRICT | NP | D4 | There are no treatment plants | ORANGE | |
| CA3010094 | TRABUCO CANYON WATER DISTRICT | C | D4 | T3 | ORANGE | SWP |
| CA3010037 | YORBA LINDA WATER DISTRICT | C | D5 | T3 | ORANGE | SWP |
| CA1995020 | ANHEUSER-BUSCH RECHARGE PROJECT | NP | There are no treatment plants | ORANGE | ||
| CA3090016 | GOLDEN STATE WATER COMPANY - WEST ORANGE | NP | There are no treatment plants | ORANGE |