Central Valley Aquifer, Chapters A and B - MAE Class Websites

142 Groundwater Availability of the Central Valley Aquifer, California
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0 50 100 Miles
0 50 100 Kilometers
Shaded relief derived from U.S. Geological Survey
National Elevation Dataset, 2006. Albers Equal Area Conic Projection
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Fraction of total area by land-use type
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EXPLANATION
Land use—1978-93
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Land use type—
Water
2 Urban
3 Native vegetation
4 Orchard, groves and vineyards
5 Pasture/Hay
6 Row crops
7 Small grains
8 Idle/fallow (none shown)
9 Truck, nursery and berry crops
10 Citrus and subtropical
11 Field crops
12 Vineyards
13 Pasture
14 Grain and hay
15 Feed lots and diaries (none shown)
16 Deciduous fruits and nuts
17 Rice
18 Cotton
19 Developed (none shown)
20 Cropland and pasture (none shown)
21 Cropland (none shown)
22 Irrigated row and field crops (none shown)
Water-balance subregion boundaries
and identifier—See table C1
Active model grid boundary—
See figure C1
Figure C10. Virtual crops for 1992, including pie chart of percentage of different virtual crops (sources: Gilliom and others, 2006;
California Department of Water Resources, 2000). The water-balance subregions are described in table A1.
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