Claude "Bud" Lewis Carlsbad Desalination Plant
| Desalination plant | |
|---|---|
| Location | Carlsbad, California |
| Coordinates | 33°08′20″N 117°20′07″W / 33.13889°N 117.33528°W |
| Estimated output | 50×106 US gal (190,000 m3) per day (190 megalitres) |
| Cost | US$1 billion |
| Technology | Reverse osmosis |
| Percent of water supply | Estimated 7% of San Diego County |
| Website | carlsbaddesal |
The Claude "Bud" Lewis Carlsbad Desalination Plant is a desalination plant in Carlsbad, California. The San Diego County Water Authority (SDCWA), the recipient of the fresh water produced by the plant, calls it "the nation’s largest, most technologically advanced and energy-efficient seawater desalination plant." Opened on December 14, 2015, the entire desalination project cost about $1 billion for the plant, pipelines, and upgrades to existing SDCWA facilities to use the water.