- Our Water
Sweetwater Authority provides safe, reliable water service (since 1977) to approximately 190,000 people in National City, Bonita and the western and central portions of Chula Vista, California.
Sweetwater Authority owns and operates Loveland Reservoir, Sweetwater Reservoir, a brackish groundwater desalination facility and deep freshwater wells. Water obtained in each of these areas is influenced by the 230-square-mile Sweetwater River Watershed, a land stretching from the Cleveland National Forest to San Diego Bay.
- Sweetwater Authority Water Distribution System Master Plan 2015 (1 of 2) (PDF)
- Sweetwater Authority Water Distribution System Master Plan 2015 (2 of 2) (PDF)
- 2015 Urban Water Management Plan (PDF)
- Errata Sheet for Minor Corrections to 2015 UWMP (PDF)
Future Perdue Water Treatment Facilities
The Draft Environmental Impact Report (DEIR) for the Robert A. Perdue Water Treatment Plant Master Plan for Future Facilities Report is now available for review.
Sweetwater Authority Boundaries
- Gross land area (square miles): 45.1
- Loveland Reservoir: 5.1
- Service area: 36.1
- San Diego Bay: 3.7
- City of San Diego: 0.2
A majority of the water delivered to Sweetwater Authority customers is obtained from the Sweetwater River. It is influenced by the land uses in its 230-square mile watershed, a land stretching from the Cleveland National Forest to the San Diego Bay.
Water delivered to Sweetwater Authority consumers is obtained from a variety of sources.
Learn about how we manage water quality.
Sweetwater Authority owns and operates Sweetwater Reservoir in Spring Valley, Loveland Reservoir near Alpine, wells in National City and Chula Vista and a groundwater desalination facility.
Sweetwater Authority owns and operates Loveland Reservoir near Alpine and Sweetwater Reservoir in Spring Valley. Currently, shore fishing is allowed at both Loveland and Sweetwater Reservoirs.
Sweetwater Authority (Authority) develops carefully-planned projects and conducts our vital water operations in a manner that is considerate to the environment and supports the Authority’s mission of having a balanced approach to human and environmental needs.
View links to outside resources.