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There have been several documents known as the "California Water Plan", with the most recent being published in 2013. [65] Before the state of California started drafting comprehensive plans for the management of water in the state, the earliest plan for water distribution in California was an 1873 report.
California aquifers, excerpted from map in Ground Water Atlas of the United States (USGS, 2000): Lavender is "other" for "rocks that generally yield less than 10 gal/min to wells"; dark green-blue (3) are the California coastal basin aquifers, bright-turquoise blue (7) is the Central Valley aquifer system, flat cobalt-blue (1) down south is Basin and Range aquifers
California region, with its 10 4-digit subregion hydrologic unit boundaries. The California water resource region is one of 21 major geographic areas, or regions, in the first level of classification used by the United States Geological Survey in the United States hydrologic unit system, which is used to divide and sub-divide the United States into successively smaller hydrologic units.
The South Coast Hydrologic Subregion is composed of three third-level hydrological units. The federally-defined Southern California Coastal water resource subregion equates roughly with the state-designated South Coast hydrologic region. Per a USGS report of 1976, "Water deficiency is prevalent in the South Coastal subregion."
The California Water Plan (Water Plan) is the State of California’s long-term strategic plan for managing and developing water resources throughout the state. The Water Plan is mandated by California Water Code Sections 10004–10013, [ 1 ] and the California Department of Water Resources (DWR) is required to update the plan every five years ...
Recycled/Non-potable Water Distribution. Tertiary and other non-potable water (Colorado River water) is sent from the treatment plants and is used for golf course and other green belt irrigation, conserving groundwater pumping. [4] Conservation. CVWD has a wide variety of conservation programs to promote both indoor and outdoor conservation.
The Commission would also like to encourage stakeholders in California’s water future to brief the Commission on critical water issues that relate to adapting California’s water system to a ...
The Metropolitan Water District of Southern California reservoirs store fresh water for use in Los Angeles, Orange, Ventura, Riverside, San Bernardino, and San Diego counties. These reservoirs were built specifically to preserve water during times of drought, and are in place for emergencies uses such as earthquake, floods or other events.