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State
i03 Delta PrimarySecondary Zones
State of California —
Delta Primary Zone Boundary The history of the primary zone boundary is as follows: the Primary Zone was defined in the 1992 Delta Flood Protection Act by referring... -
State
i17 StateWaterProject Centerline
State of California —
The purpose of this feature class is to delineate an approximate centerline for the State Water Project canals.This dataset is current as of 5/20/2025. -
State
i06 Bathymetry Index
State of California —
This data set, (i06_Bathymetry_Index), is a polygon feature class that represents an index of bathymetric data collected by California Department of Water Resources... -
State
i12 Delta Salinity Contours
State of California —
Data represents maximum up-estuary intrusion of the 1 ppt salinity contour. The lines represent 1000 ppt chloride per million, measured 1½ hours after high tide. This... -
State
i07 SignificantResourceAreas Delta 1979
State of California —
"This section identifies those areas in the Delta which because of their resource value should receive special consideration. Those areas...have been classified as...