Post on 24-Dec-2015
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Regional ReportRegional Report
San Joaquin River San Joaquin River Hydrologic RegionHydrologic Region
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Watersheds and Water SourcesWatersheds and Water Sources
Local Surface Water DevelopmentLocal Surface Water Development
Imports & ExportsImports & Exports(State, Federal)(State, Federal)
GroundwaterGroundwater
Recycled Water Recycled Water
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San Joaquin River Hydrologic RegionSan Joaquin River Hydrologic RegionApplied Water UsesApplied Water Uses
Source: California WaterPlan Update 2005
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San Joaquin River Hydrologic RegionSan Joaquin River Hydrologic RegionWater SuppliesWater Supplies
Source: California WaterPlan Update 2005
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Regional Supply Challenges/Actions
Surface Water: Concern over the long-term availability of external supplies; concern over the long-term stability of the existing surface water supplies.
Restoring Ecosystem: Restore the ecosystem along the San Joaquin River below Friant Dam while maintaining water supply reliability for other purposes.
Integrity of Sacramento-San Joaquin levee system
Groundwater
77
Regional Water Management Planning
California Water Plan
50 Urban Water Management Plans
Prop. 50 & 84 Integrated Regional Water Management Plans
Groundwater Management Plans (AB 3030)
City & County General Plans (SB 221/610)
Court actions
Other regional and sub regional plans on water rights, water quality, ESA, contracts/transfers, and flood control
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Climate Change
Temperature increase
Snowpack decrease
River runoff timing and magnitude changes
Effects on water rights
Water supply change
Water use increase
Water temperature increase increase dam releases for temperature control for species
Tidal effects threat to delta islands and supply facilities relocation or modification of outfall facilities
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Flood Management
National Flood Insurance Program FEMA Floodplain Map Modernization Local ordinance updates, technical assistance
Flood Subventions Project funding available from Propositions 1E and 84
FloodSafe California Develop and implement regional flood management to protect
communities
Proposition 1E Flood control subventions Stormwater flood management Flood protection corridors and bypasses
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Region Accomplishments
Development of a Comprehensive plan for the flood management system of the Sacramento and San Joaquin River regions.
Development of the Vernalis Adaptive Management Plan as a 10-year test program.
Upper San Joaquin River Basin Storage Investigation.
Farmington Groundwater Recharge and Seasonal Habitat Program.
South San Joaquin County Surface Water Supply Project – various Cities & South San Joaquin Irrigation District to plan for a water treatment plant on the Stanislaus River.
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Looking to the Future
Evaluate new local surface storage projects and investigations for water storage development.
Implement groundwater conjunctive use projects.
Increase efforts on water use efficiency & water recycling programs.
Urban expansion.
IRWM