Carpinteria
Statistics
- Basin Name
- Carpinteria
- Basin Number
- 3-018
- SGMA Basin Priority
- High
- Critically Overdrafted
- No
- Hydrologic Region Name
- Central Coast
- Counties
- Santa Barbara
- Adjacent Basins
Basin Notes
2003: Bulletin 118 basin description
2016: Basin boundary modification with Montecito 3-049 requested and denied. New request under consideration.
2018: Bulletin 118 Basin boundary description
2019: Basin modification approved; basin priority High.
At-A-Glance

California Water Library Documents About This Basin
California's Groundwater Conditions: Semi-Annual Update May 2025
California Department of Water Resources (DWR) | June 24th, 2025
This semi-annual report presents data received by DWR as of April 2025 and reflects the impacts of a few wet years after a drought period. However, it should be noted tha
Update on an Analysis of a Potential Groundwater Storage and Recovery Program in the Carpinteria Groundwater Basin
Montecito Water District (MWD) | March 11th, 2025
Statement of Findings Regarding the Approval of the Carpinteria Basin Groundwater Sustainability Plan
California Department of Water Resources (DWR) | February 27th, 2025
Carpinteria Groundwater Basin Groundwater Sustainability Plan
Carpinteria Groundwater Sustainability Agency | December 1st, 2023
The Basin was originally designated as a low-priority basin by DWR. In 2019, DWR conducted a basin reprioritization process that reclassified the Basin as a high-priority
Groundwater Quality in the Santa Barbara Coastal Plain, California
U.S. Geological Survey (USGS) | August 1st, 2016
Groundwater provides more than 40 percent of California’s drinking water. To protect this vital resource, the State of California established the Groundwater Ambient Mo
Bulletin 118: California's Groundwater (1980)
California Department of Water Resources (DWR) | January 1st, 1980
Ground water management is a major issue in California. The Governor's Commission to Review California Water Rights Law, in its December 1978 report, recommends a new g
Water Supply Conditions in Southern California during 1958-1959, Volume II, Water Level Data, Central Coastal and Los Angeles Regions
California Department of Water Resources (DWR) | May 1st, 1961
Bulletin No. 39-58, Water Supply Conditions in Southern California during 1957-1958, Volume II, Precipitation and Water Level Data, Central Coastal and Los Angeles Regions
California Department of Water Resources (DWR) | August 1st, 1960
Bulletin No. 39-57, Water Supply Conditions in Southern California during 1956-1957, Volume II, Precipitation and Water Level Data Central Coastal and Los Angeles Regions
California Department of Water Resources (DWR) | June 16th, 1958
Bulletin No. 39-57 Volume I Bulletin No. 39-57 Volume III Bulletin No. 39-57 Volume IV