{"checked":"2026-10-30","board":"https://gispublic.waterboards.ca.gov/portalserver/rest/services/Hosted/desalinationFacilities/FeatureServer/0","plants":[{"id":"carlsbad","name":"Claude “Bud” Lewis Carlsbad Desalination Plant","operator":"Poseidon Resources (Channelside) LP","water":"seawater","use":"public","status":"operating","lat":33.13806,"lon":-117.34028,"permit":"https://www.waterboards.ca.gov/sandiego/water_issues/programs/regulatory/docs/Amended_R9-2019-0003.pdf","where":"State Water Board, desalination facilities layer","mgd":50,"afy":56007,"capacity_as":"mgd","sources":[{"fact":"status","url":"https://gispublic.waterboards.ca.gov/portalserver/rest/services/Hosted/desalinationFacilities/FeatureServer/0/query?outFields=project_na,status,production_capacity,water_usage&f=json&where=project_na%3D%27Claude%20%E2%80%9CBud%E2%80%9D%20Lewis%20Carlsbad%20Desalination%20Plant%27","quote":"status: \"Active\"; water_usage: \"Potable\"","checked":"2026-10-30"},{"fact":"capacity","url":"https://www.waterboards.ca.gov/sandiego/water_issues/programs/regulatory/carlsbad_desalination.html","quote":"an average daily flow of 50 million gallons per day (MGD)","checked":"2026-10-30"},{"fact":"operator","url":"https://www.waterboards.ca.gov/sandiego/water_issues/programs/regulatory/carlsbad_desalination.html","quote":"Poseidon Resources (Channelside) LP owns and operates","checked":"2026-10-30"}]},{"id":"chino-1","name":"Chino I Desalter","operator":"Inland Empire Utilities Agency, for the Chino Basin Desalter Authority","water":"brackish groundwater","use":"public","status":"operating","opened":2001,"lat":33.96847,"lon":-117.65377,"where":"U.S. Census Bureau geocoder, from the address in the sources (6905 Kimball Avenue)","where_url":"https://www.ieua.org/chino-desalters/","mgd":14,"afy":15682,"capacity_as":"mgd","sources":[{"fact":"status","url":"https://www.ieua.org/chino-desalters/","quote":"It is operated by IEUA staff.","checked":"2026-10-30"},{"fact":"capacity","url":"https://www.ieua.org/chino-desalters/","quote":"The Chino I Desalter commenced operation in 2001, and was expanded in 2005 from an 8.4 MGD facility to a 14 MGD facility.","checked":"2026-10-30"},{"fact":"address","url":"https://www.ieua.org/chino-desalters/","quote":"6905 Kimball Avenue","checked":"2026-10-30"}]},{"id":"emwd-menifee","name":"Menifee, Perris I and Perris II Desalters","operator":"Eastern Municipal Water District","water":"brackish groundwater","use":"public","status":"operating","note":"Three plants side by side. The capacity adds the district’s 8 million gallons a day for Menifee and Perris I to 5.4 for Perris II.","lat":33.69561,"lon":-117.20721,"where":"OpenStreetMap, which maps the plant by name (the district’s desalination complex)","where_url":"https://www.openstreetmap.org/way/1324924468","mgd":13.4,"afy":15010,"capacity_as":"mgd","sources":[{"fact":"status","url":"https://content.emwd.org/sites/default/files/migrate-documents/perrisiidesalter.pdf","quote":"Currently, two reverse osmosis desalters—Perris I and Menifee—are located in the City of Menifee and produce approximately 8 million gallons per day (mgd) of drinking water.","checked":"2026-10-30"},{"fact":"capacity","url":"https://www.emwd.org/news/emwd-dedicates-third-desalination-facility","quote":"The Perris II Desalter will treat approximately 5.4 million gallons of water per day.","checked":"2026-10-30"},{"fact":"address","url":"https://www.emwd.org/news/emwd-dedicates-third-desalination-facility","quote":"adjacent to the existing Menifee I and Perris I desalters","checked":"2026-10-30"},{"fact":"opened","url":"https://www.emwd.org/news/historical-funding-commitment-provides-boost-emwds-groundwater-desalination-program","quote":"EMWD's Perris II Desalination facility opened in 2022.","checked":"2026-10-30"}]},{"id":"newark","name":"Newark Desalination Facility","operator":"Alameda County Water District","water":"brackish groundwater","use":"public","status":"operating","opened":"Sep 2003","lat":37.52299,"lon":-122.02646,"where":"OpenStreetMap, which maps the plant by name","where_url":"https://www.openstreetmap.org/relation/8956663","mgd":12.5,"afy":14002,"capacity_as":"mgd","sources":[{"fact":"status","url":"https://www.deltacouncil.ca.gov/pdf/council-meeting/meeting-materials/2026-06-25-item-7-antioch-brackish-water-desalination-plant.pdf","quote":"The Newark Desalination Facility is the other operational facility and is run by the Alameda County Water District.","checked":"2026-10-30"},{"fact":"capacity","url":"https://acwd.org/93/Fact-Sheet","quote":"Newark Desalination Facility - 12.5 MGD capacity","checked":"2026-10-30"},{"fact":"opened","url":"https://acwd.org/383/Newark-Desalination-Facility","quote":"placed in service in September 2003","checked":"2026-10-30"},{"fact":"address","url":"https://acwd.org/383/Newark-Desalination-Facility","quote":"located near Cherry and Central Avenue in Newark","checked":"2026-10-30"}]},{"id":"reynolds","name":"Richard A. Reynolds Groundwater Desalination Facility","operator":"Sweetwater Authority","water":"brackish groundwater","use":"public","status":"operating","opened":1999,"lat":32.65953,"lon":-117.08501,"where":"OpenStreetMap’s address point for 3066 North 2nd Avenue, the address in the sources","where_url":"https://www.openstreetmap.org/node/596533596","mgd":10,"afy":11201,"capacity_as":"mgd","sources":[{"fact":"status","url":"https://www.waterboards.ca.gov/sandiego/board_decisions/adopted_orders/2017/r9_2017_0020.pdf","quote":"The Facility is a groundwater desalination plant capable of pumping up to 10 MGD of brackish groundwater for desalination and use as a potable water supply","checked":"2026-10-30"},{"fact":"capacity","url":"https://www.10news.com/news/multi-million-dollar-desalination-expansion-means-millions-of-gallons-of-water-for-the-south-bay","quote":"The $42 million expansion doubles the plant's output to 10 million gallons of water a day.","checked":"2026-10-30"},{"fact":"opened","url":"https://www.10news.com/news/multi-million-dollar-desalination-expansion-means-millions-of-gallons-of-water-for-the-south-bay","quote":"The original desalination plant was built in 1999","checked":"2026-10-30"},{"fact":"address","url":"https://www.waterboards.ca.gov/sandiego/board_decisions/adopted_orders/2017/r9_2017_0020.pdf","quote":"Richard A. Reynolds Desalination Facility 3066 North Second Avenue Chula Vista, CA 91910","checked":"2026-10-30"}]},{"id":"arlington","name":"Arlington Desalter","operator":"Western Municipal Water District","water":"brackish groundwater","use":"public","status":"operating","lat":33.89639,"lon":-117.48223,"where":"OpenStreetMap, which maps the plant by name","where_url":"https://www.openstreetmap.org/way/1531792612","mgd":6.4,"afy":7169,"capacity_as":"mgd","sources":[{"fact":"status","url":"https://westernwaterca.gov/619/Arlington-Desalter-System","quote":"currently serving the people in the city of Norco and portions of Riverside.","checked":"2026-10-30"},{"fact":"capacity","url":"https://westernwaterca.gov/619/Arlington-Desalter-System","quote":"The facility supplies 6.4 million gallons of local water per day for the region.","checked":"2026-10-30"}]},{"id":"antioch","name":"Antioch Brackish Water Desalination Plant","operator":"City of Antioch","water":"brackish surface water","use":"public","status":"operating","opened":"Sep 2025","lat":37.99368,"lon":-121.81062,"where":"U.S. Census Bureau geocoder, from the address in the sources (401 Putnam St.)","where_url":"https://ccpulse.org/2025/09/19/antioch-marks-activation-of-desalination-plant-that-will-produce-6-million-gallons-of-drinking-water-per-day/","mgd":6,"afy":6721,"capacity_as":"mgd","sources":[{"fact":"status","url":"https://www.deltacouncil.ca.gov/pdf/council-meeting/meeting-materials/2026-06-25-item-7-antioch-brackish-water-desalination-plant.pdf","quote":"The Antioch desalination plant became operational in September 2025.","checked":"2026-10-30"},{"fact":"capacity","url":"https://www.deltacouncil.ca.gov/pdf/council-meeting/meeting-materials/2026-06-25-item-7-antioch-brackish-water-desalination-plant.pdf","quote":"capacity to produce up to 6 million gallons per day (mgd)","checked":"2026-10-30"},{"fact":"address","url":"https://ccpulse.org/2025/09/19/antioch-marks-activation-of-desalination-plant-that-will-produce-6-million-gallons-of-drinking-water-per-day/","quote":"The desalination facility was constructed at the site of the existing water treatment plant at 401 Putnam St.","checked":"2026-10-30"}]},{"id":"doheny","name":"Doheny Desalination Project","operator":"South Coast Water District","water":"seawater","use":"public","status":"planned","note":"The State Water Board lists it as approved. South Coast Water District says it is in planning and design, to come online in 2030.","lat":33.4708,"lon":-117.6794,"permit":"https://www.waterboards.ca.gov/sandiego/board_decisions/adopted_orders/2022/r9_2022_0005.pdf","where":"State Water Board, desalination facilities layer","mgd":5,"afy":5601,"capacity_as":"mgd","sources":[{"fact":"status","url":"https://www.scwd.org/about/district_projects/doheny_ocean_desalination_project/index.php","quote":"is currently in the Planning and Design stage","checked":"2026-10-30"},{"fact":"status","url":"https://www.scwd.org/about/district_projects/doheny_ocean_desalination_project/index.php","quote":"2030: Facility Online","checked":"2026-10-30"},{"fact":"capacity","url":"https://www.scwd.org/about/district_projects/doheny_ocean_desalination_project/index.php","quote":"will produce 5 million gallons per day (MGD) of drinking water","checked":"2026-10-30"},{"fact":"status","url":"https://gispublic.waterboards.ca.gov/portalserver/rest/services/Hosted/desalinationFacilities/FeatureServer/0/query?outFields=project_na,status,production_capacity,water_usage&f=json&where=project_na%3D%27Doheny%20Desalination%20Project%27","quote":"status: \"Approved (not yet active)\"; water_usage: \"Potable\"","checked":"2026-10-30"}]},{"id":"monterey-peninsula","name":"Monterey Peninsula Water Supply Project Desalination Plant","water":"seawater","use":"public","status":"planned","lat":36.71662,"lon":-121.77034,"where":"State Water Board, desalination facilities layer","mgd":4.8,"afy":5377,"capacity_as":"mgd","sources":[{"fact":"status","url":"https://gispublic.waterboards.ca.gov/portalserver/rest/services/Hosted/desalinationFacilities/FeatureServer/0/query?outFields=project_na,status,production_capacity,water_usage&f=json&where=project_na%3D%27Monterey%20Peninsula%20Water%20Supply%20Project%20Desalination%20Plant%27","quote":"status: \"Permitting/ Planning\"; water_usage: \"Potable\"","checked":"2026-10-30"},{"fact":"capacity","url":"https://gispublic.waterboards.ca.gov/portalserver/rest/services/Hosted/desalinationFacilities/FeatureServer/0/query?outFields=project_na,status,production_capacity,water_usage&f=json&where=project_na%3D%27Monterey%20Peninsula%20Water%20Supply%20Project%20Desalination%20Plant%27","quote":"production_capacity: 4.8","checked":"2026-10-30"}]},{"id":"santa-barbara","name":"Charles E. Meyer Desalination Facility","operator":"City of Santa Barbara","water":"seawater","use":"public","status":"operating","lat":34.4174,"lon":-119.6854,"permit":"https://www.waterboards.ca.gov/rwqcb3/board_decisions/adopted_orders/2019/elestero_permit.pdf","where":"State Water Board, desalination facilities layer","mgd":3,"afy":3360,"capacity_as":"mgd","sources":[{"fact":"status","url":"https://gispublic.waterboards.ca.gov/portalserver/rest/services/Hosted/desalinationFacilities/FeatureServer/0/query?outFields=project_na,status,production_capacity,water_usage&f=json&where=project_na%3D%27Charles%20E.%20Meyer%20Desalination%20Facility%27","quote":"status: \"Active\"; water_usage: \"Potable\"","checked":"2026-10-30"},{"fact":"capacity","url":"https://santabarbaraca.gov/government/departments/water-resources/water-system/water-sources/desalination","quote":"produces three million gallons of drinking water per day","checked":"2026-10-30"},{"fact":"status","url":"https://santabarbaraca.gov/government/departments/water-resources/water-system/water-sources/desalination","quote":"could be put in standby mode during certain periods","checked":"2026-10-30"}]},{"id":"tustin-17th","name":"Seventeenth Street Desalter","operator":"City of Tustin","water":"brackish groundwater","use":"public","status":"operating","opened":1996,"note":"The source is Irvine Ranch Water District’s draft 2025 Urban Water Management Plan.","lat":33.75915,"lon":-117.80876,"where":"OpenStreetMap, which maps it as the “17th Street Desalting Facility”","where_url":"https://www.openstreetmap.org/way/343014998","mgd":3,"afy":3360,"capacity_as":"mgd","sources":[{"fact":"status","url":"https://publications.irwd.com/view/685100730/453/","quote":"Approximately 1 mgd is bypassed and blended with the RO product water to produce up to 3 mgd or 3,000 acre-feet per year.","checked":"2026-10-30"},{"fact":"capacity","url":"https://publications.irwd.com/view/685100730/453/","quote":"Approximately 1 mgd is bypassed and blended with the RO product water to produce up to 3 mgd or 3,000 acre-feet per year.","checked":"2026-10-30"},{"fact":"opened","url":"https://publications.irwd.com/view/685100730/453/","quote":"The Tustin Seventeenth Street Desalter began operation in 1996 to reduce high nitrate and TDS concentrations","checked":"2026-10-30"}]},{"id":"beverly-hills","name":"Beverly Hills Foothill Water Treatment Plant","operator":"City of Beverly Hills","water":"brackish groundwater","use":"public","status":"operating","opened":2002,"note":"Designed for about 2 million gallons a day. The same source says it has made 1.5 to 1.7.","lat":34.07469,"lon":-118.39614,"where":"U.S. Census Bureau geocoder, from the address in the sources (345 Foothill Road)","where_url":"https://www.waterboards.ca.gov/rwqcb4/board_decisions/adopted_orders/docs/8509_R4-2003-0111_FS.pdf","mgd":2,"afy":2240,"capacity_as":"mgd","sources":[{"fact":"status","url":"https://mavensnotebook.com/wp-content/uploads/2024/03/Water-Supply-Strategy-Brackish-Desalination-Projects_02-16-24_v2.pdf","quote":"Operating. Restart of existing facility.","checked":"2026-10-30","name":"DWR's brackish desalination report, Feb 2024 (copy at Maven's Notebook)"},{"fact":"capacity","url":"https://amtaorg.com/?p=120497","quote":"commissioned in 2002 with a design capacity of about 2 MGD","checked":"2026-10-30"},{"fact":"address","url":"https://www.waterboards.ca.gov/rwqcb4/board_decisions/adopted_orders/docs/8509_R4-2003-0111_FS.pdf","quote":"reverse osmosis water treatment plant located at 345 Foothill Road, Beverly Hills, California","checked":"2026-10-30"}]},{"id":"morro-bay","name":"Morro Bay Desalination Plant","water":"seawater","use":"public","status":"inactive","lat":35.3801,"lon":-120.8584,"where":"State Water Board, desalination facilities layer","mgd":0.58,"afy":650,"capacity_as":"mgd","sources":[{"fact":"status","url":"https://gispublic.waterboards.ca.gov/portalserver/rest/services/Hosted/desalinationFacilities/FeatureServer/0/query?outFields=project_na,status,production_capacity,water_usage&f=json&where=project_na%3D%27Morro%20Bay%20Desalination%20Plant%27","quote":"status: \"Inactive\"; water_usage: \"Potable\"","checked":"2026-10-30"},{"fact":"capacity","url":"https://gispublic.waterboards.ca.gov/portalserver/rest/services/Hosted/desalinationFacilities/FeatureServer/0/query?outFields=project_na,status,production_capacity,water_usage&f=json&where=project_na%3D%27Morro%20Bay%20Desalination%20Plant%27","quote":"production_capacity: 0.58","checked":"2026-10-30"}]},{"id":"moss-landing","name":"Moss Landing Power Plant","water":"seawater","use":"facility","status":"operating","lat":36.80389,"lon":-121.7897,"permit":"https://www.waterboards.ca.gov/centralcoast/board_decisions/adopted_orders/2020/r3_2020_0031.pdf","where":"State Water Board, desalination facilities layer","mgd":0.55,"afy":616,"capacity_as":"mgd","sources":[{"fact":"status","url":"https://gispublic.waterboards.ca.gov/portalserver/rest/services/Hosted/desalinationFacilities/FeatureServer/0/query?outFields=project_na,status,production_capacity,water_usage&f=json&where=project_na%3D%27Moss%20Landing%20Power%20Plant%27","quote":"status: \"Active\"; water_usage: \"Non-Potable (Industrial)\"","checked":"2026-10-30"},{"fact":"capacity","url":"https://gispublic.waterboards.ca.gov/portalserver/rest/services/Hosted/desalinationFacilities/FeatureServer/0/query?outFields=project_na,status,production_capacity,water_usage&f=json&where=project_na%3D%27Moss%20Landing%20Power%20Plant%27","quote":"production_capacity: 0.55","checked":"2026-10-30"}]},{"id":"marina-coast","name":"Marina Coast Water District Desalination Plant","operator":"Marina Coast Water District","water":"seawater","use":"public","status":"inactive","note":"Being restored to run again, per Monterey County Now in April 2026.","lat":36.6984,"lon":-121.8086,"where":"State Water Board, desalination facilities layer","mgd":0.3,"afy":336,"capacity_as":"mgd","sources":[{"fact":"status","url":"https://gispublic.waterboards.ca.gov/portalserver/rest/services/Hosted/desalinationFacilities/FeatureServer/0/query?outFields=project_na,status,production_capacity,water_usage&f=json&where=project_na%3D%27Marina%20Coast%20Water%20District%20Desalination%20Plant%27","quote":"status: \"Inactive\"; water_usage: \"Potable\"","checked":"2026-10-30"},{"fact":"capacity","url":"https://gispublic.waterboards.ca.gov/portalserver/rest/services/Hosted/desalinationFacilities/FeatureServer/0/query?outFields=project_na,status,production_capacity,water_usage&f=json&where=project_na%3D%27Marina%20Coast%20Water%20District%20Desalination%20Plant%27","quote":"production_capacity: 0.3","checked":"2026-10-30"},{"fact":"status","url":"https://www.montereycountynow.com/news/local_news/a-marina-desalination-project-is-underway-to-add-drinking-water-supply/article_d29b7901-308a-4717-9803-543b2e1d7291.html","quote":"The project is expected to be online early 2027.","checked":"2026-10-30"}]},{"id":"pebbly-beach","name":"Pebbly Beach Desalination Plant","water":"seawater","use":"public","status":"operating","lat":33.3328,"lon":-118.3099,"permit":"https://www.waterboards.ca.gov/losangeles/board_decisions/adopted_orders/docs/6899_R4-2019-0145_WDR.pdf","where":"State Water Board, desalination facilities layer","mgd":0.23,"afy":258,"capacity_as":"mgd","sources":[{"fact":"status","url":"https://gispublic.waterboards.ca.gov/portalserver/rest/services/Hosted/desalinationFacilities/FeatureServer/0/query?outFields=project_na,status,production_capacity,water_usage&f=json&where=project_na%3D%27Pebbly%20Beach%20Desalination%20Plant%27","quote":"status: \"Active\"; water_usage: \"Potable\"","checked":"2026-10-30"},{"fact":"capacity","url":"https://gispublic.waterboards.ca.gov/portalserver/rest/services/Hosted/desalinationFacilities/FeatureServer/0/query?outFields=project_na,status,production_capacity,water_usage&f=json&where=project_na%3D%27Pebbly%20Beach%20Desalination%20Plant%27","quote":"production_capacity: 0.23","checked":"2026-10-30"}]},{"id":"oneka-fort-bragg","name":"Oneka Desalination Buoy Project (Pilot)","water":"seawater","use":"public","status":"approved","lat":39.43886,"lon":-123.81425,"where":"State Water Board, desalination facilities layer","mgd":0.1,"afy":112,"capacity_as":"mgd","sources":[{"fact":"status","url":"https://gispublic.waterboards.ca.gov/portalserver/rest/services/Hosted/desalinationFacilities/FeatureServer/0/query?outFields=project_na,status,production_capacity,water_usage&f=json&where=project_na%3D%27Oneka%20Desalination%20Buoy%20Project%20%28Pilot%29%27","quote":"status: \"Approved (not yet active)\"; water_usage: \"Potable\"","checked":"2026-10-30"},{"fact":"capacity","url":"https://gispublic.waterboards.ca.gov/portalserver/rest/services/Hosted/desalinationFacilities/FeatureServer/0/query?outFields=project_na,status,production_capacity,water_usage&f=json&where=project_na%3D%27Oneka%20Desalination%20Buoy%20Project%20%28Pilot%29%27","quote":"production_capacity: 0.1","checked":"2026-10-30"}]},{"id":"monterey-bay-aquarium","name":"Monterey Bay Aquarium","water":"seawater","use":"facility","status":"operating","lat":36.6182,"lon":-121.9021,"permit":"https://www.waterboards.ca.gov/centralcoast/board_decisions/adopted_orders/2023/R3-2023-0013.pdf","where":"State Water Board, desalination facilities layer","mgd":0.028,"afy":31,"capacity_as":"mgd","sources":[{"fact":"status","url":"https://gispublic.waterboards.ca.gov/portalserver/rest/services/Hosted/desalinationFacilities/FeatureServer/0/query?outFields=project_na,status,production_capacity,water_usage&f=json&where=project_na%3D%27Monterey%20Bay%20Aquarium%27","quote":"status: \"Active\"; water_usage: \"Non-Potable\"","checked":"2026-10-30"},{"fact":"capacity","url":"https://gispublic.waterboards.ca.gov/portalserver/rest/services/Hosted/desalinationFacilities/FeatureServer/0/query?outFields=project_na,status,production_capacity,water_usage&f=json&where=project_na%3D%27Monterey%20Bay%20Aquarium%27","quote":"production_capacity: 0.028","checked":"2026-10-30"}]},{"id":"san-nicolas-island","name":"San Nicolas Island Desalination Plant","water":"seawater","use":"public","status":"operating","note":"The State Water Board’s layer spells it “San Nicholas”.","lat":33.2412,"lon":-119.4465,"permit":"https://www.waterboards.ca.gov/losangeles/board_decisions/adopted_orders/docs/6971_00-074_WDR_PKG.pdf","where":"State Water Board, desalination facilities layer","mgd":0.025,"afy":28,"capacity_as":"mgd","sources":[{"fact":"status","url":"https://gispublic.waterboards.ca.gov/portalserver/rest/services/Hosted/desalinationFacilities/FeatureServer/0/query?outFields=project_na,status,production_capacity,water_usage&f=json&where=project_na%3D%27San%20Nicholas%20Island%20Desalination%20Plant%27","quote":"status: \"Active\"; water_usage: \"Potable\"","checked":"2026-10-30"},{"fact":"capacity","url":"https://gispublic.waterboards.ca.gov/portalserver/rest/services/Hosted/desalinationFacilities/FeatureServer/0/query?outFields=project_na,status,production_capacity,water_usage&f=json&where=project_na%3D%27San%20Nicholas%20Island%20Desalination%20Plant%27","quote":"production_capacity: 0.025","checked":"2026-10-30"}]},{"id":"diablo-canyon","name":"Diablo Canyon Power Plant","water":"seawater","use":"facility","status":"operating","lat":35.2118,"lon":-120.8551,"where":"State Water Board, desalination facilities layer","sources":[{"fact":"status","url":"https://gispublic.waterboards.ca.gov/portalserver/rest/services/Hosted/desalinationFacilities/FeatureServer/0/query?outFields=project_na,status,production_capacity,water_usage&f=json&where=project_na%3D%27Diablo%20Canyon%20Power%20Plant%27","quote":"status: \"Active\"; water_usage: \"Potable (Facility Only) and Non-Potable\"","checked":"2026-10-30"}]},{"id":"gaviota","name":"Gaviota Oil Heating Facility","water":"seawater","use":"facility","status":"operating","lat":34.47425,"lon":-120.21489,"where":"State Water Board, desalination facilities layer","sources":[{"fact":"status","url":"https://gispublic.waterboards.ca.gov/portalserver/rest/services/Hosted/desalinationFacilities/FeatureServer/0/query?outFields=project_na,status,production_capacity,water_usage&f=json&where=project_na%3D%27Gaviota%20Oil%20Heating%20Facility%27","quote":"status: \"Active\"; water_usage: \"Potable (Facility Only) and Non-Potable\"","checked":"2026-10-30"}]},{"id":"chino-2","name":"Chino II Desalter","operator":"Chino Basin Desalter Authority","water":"brackish groundwater","use":"public","status":"operating","opened":2006,"note":"No source we found gives its capacity today.","lat":34.01172,"lon":-117.54094,"where":"U.S. Census Bureau geocoder, from the address in the sources (11201 Harrel Street)","where_url":"https://www.ieua.org/chino-desalters/","sources":[{"fact":"status","url":"https://www.ieua.org/chino-desalters/","quote":"The Chino II Desalter became operational in 2006 and was expanded in 2010.","checked":"2026-10-30"},{"fact":"address","url":"https://www.ieua.org/chino-desalters/","quote":"11201 Harrel Street","checked":"2026-10-30"}]},{"id":"temescal","name":"Temescal Desalter","operator":"City of Corona","water":"brackish groundwater","use":"public","status":"operating","note":"No source we found gives its capacity today.","lat":33.88869,"lon":-117.57385,"where":"OpenStreetMap, which maps the plant by name","where_url":"https://www.openstreetmap.org/way/1531897271","sources":[{"fact":"status","url":"https://www.coronaca.gov/departments/utilities/about-dwp/consumer-confidence-report","quote":"Most of the groundwater pumped in Corona was sent through a state-of-the-art reverse osmosis membrane treatment facility, the Temescal Desalter.","checked":"2026-10-30"}]}]}