Welcome to the State of California

CEIC

Frequently Accessed Data (FAD)

Most data are maintained in an Albers projection to enable overlay and integration functions, and are organized by county, quad area, or statewide units.
   

Administrative Divisions
  ARB California AirBasins
  ARB California AirDistricts
  California Park Boundaries 2007
  Congressional District Regions 2001
  Congressional District Regions 2001 with Additional Tiger Information
  County Boundaries (1:24000)
  Federal Water Districts - Mid-Pacific Region
  Private Water Districts for California 1:24,000-scale
  State Water Districts for California
   

Cultural Geography
  California General Plans
  California General Plans with Rural Residential Areas
  Census 2000 Block Data
  Census 2000 Block Group Data
  Census 2000 Place Names
  Public, Conservation and Trust Lands, v05_2
  Urbanized Areas from 2000 Census Block Data
   

Facilities, Structures & Buildings
  California Licensed Healthcare Facilities
   

Imagery
  CalView Landsat Imagery Holdings
  Digital Orthophoto Quadrangle GeoTiff (DOQQ)
   

Political Districts
  Assembly District Regions 1992
  Assembly District Regions 2001
  Assembly District Regions 2001, Albers Projection
  Congressional District Regions 2001, Albers Projection
  Senate District Regions 2001
  Senate District Regions 2001, Albers Projection
  Senate Districts Regions 2001 with additional Tiger Information
   

Physical Geography
  ARB Federal NO2, SO2, CO Designations
  ARB Federal One-Hour Ozone Designations
  ARB Federal PM10 Designations
  California Bioregions
  California Coastal Redwood Vegetation
  California Hardwood Rangeland Vegetation (pixels)
  California Hardwood Rangeland Vegetation (polygons)
  California Interagency Watershed Map of 1999 (CalWater 2.2.1)
  Multi-source Land Cover Data (2002 v1)
   

Transportation Networks & Models
  Tiger 2000 Transportation Layer - Local Roads
  Tiger 2000 Transportation Layer - Other Thoroughfare
  Tiger 2000 Transportation Layer - Rail Roads
  Tiger 2000 Transportation Layer - State Highways
  Tiger 2000 Transportation Layer - U.S. Highways
  Tiger 2000 Transportation Layer - Vehicular Trails