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

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64 Groundwater Availability of the Central Valley Aquifer, California 21% 10% 30% 39% Simulated landscape water budget INPUT OUTPUT Typical Year 1975 Dry Year 1990 35% 10% MILLIONS OF ACRE-FEET MILLIONS OF ACRE-FEET 30 25 20 15 10 5 0 25 20 15 10 5 0 14.53 11.28 7.93 3.93 30 30 Wet Year 1998 7% 10% 19% 25% 30% 64% Precipitation Surface-water deliveries MILLIONS OF ACRE-FEET 30 25 20 15 10 5 0 10.12 30.18 8.36 8.95 Groundwater pumpage 11.69 4.54 Evapotranspiration from ground water 3.19 1% EXPLANATION 3% 29% 21% 40% 5% 68% 78% 55% MILLIONS OF ACRE-FEET MILLIONS OF ACRE-FEET MILLIONS OF ACRE-FEET 30 25 20 15 10 5 0 25 20 15 10 5 0 30 25 20 15 10 5 0 Evapotranspiration Runoff Deep percolation Figure B2. Simulated landscape budget for the Central Valley for typical (1975), dry (1990), and wet (1998) years. 3.33 25.52 25.99 25.85 1.02 0.49 2.14 10.99 6.92 18.65
Simulated groundwater budget INPUT OUTPUT EXPLANATION Development and Changes to the Hydrologic Budget 65 Typical Year 1975 51% 2% 32% 6% 0% 9% Dry Year 1990 55% Wet Year 20.86 1998 0% 38% 4% 15% 25% 43% 3% 10% 1% 5% 0% MILLIONS OF ACRE-FEET MILLIONS OF ACRE-FEET MILLIONS OF ACRE-FEET 20 16 12 Specific yield and compressibility of water Elastic and inelastic matrix storage 8 4 0 20 16 12 8 4 0 20 16 12 8 4 0 6.50 2.78 0.03 0.06 0.01 1.13 0.58 1.47 1.90 1.11 7.46 10.19 6.29 18.14 Surface-water loss to groundwater system Recharge from landscape system Intra-borehole flow 0.44 0.39 37% 43% 27% 11% 13% 9% 18% 33% 7% 0% 10% 6% 32% 10% 38% 4% 2% 0% Specific yield and compressibility of water Elastic and inelastic matrix storage MILLIONS OF ACRE-FEET MILLIONS OF ACRE-FEET 20 16 12 8 4 0 20 16 12 8 4 0 7.67 9.43 0.11 0.03 Groundwater lost to streams Evapotranspiration from groundwater Pumpage Figure B3. Simulated groundwater budget for the Central Valley for typical (1975), dry (1990), and wet (1998) years. 0.31 MILLIONS OF ACRE-FEET 20 16 12 8 4 0 8.83 0.45 1.66 2.99 1.00 2.36 1.64 4.12 3.05 2.00 2.65 8.72 12.60 6.18
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GROUNDWATER RESOURCES PROGRAM Groun
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Groundwater Availability of the Cen
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Foreword An adequate supply of grou
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Contents Chapter A Introduction, Ov
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Chapter C Numerical Model of the Hy
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Figures Chapter A Figure A1. Map of
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Figure B12. Map of altitude of the
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Figure C28. Pie chart and histogram
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Conversion Factors Inch/Pound to SI
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Chapter A. Introduction, Overview o
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- - precipitation. -
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40° 39° 38° 37° 36° 35° Klama
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Texture Model DATA Centralized Geos
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Hydrology Water Well Information Aq
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Table A1. Water-balance subregions
Page 31 and 32: B Red Bluff 0 50 100 Miles 0 50 100
Page 33 and 34: Delta and Eastside Streams ).
Page 35 and 36: for about 30 percent of the annual
Page 37 and 38: 0 50 100 Miles 0 50 100 Kilometers
Page 39 and 40: A Coast Ranges Clayey lenses Fault
Page 41 and 42: - the distribution of these pro
Page 43 and 44: C DEPTH TO MIDPOINT OF INCREMENT, I
Page 45 and 46: ). The southern part, referred , in
Page 47 and 48: 3-D Model of Percentage of Coarse-G
Page 49 and 50: A Layer 1 EXPLANATION Central Valle
Page 51 and 52: C Layer Corcoran Clay EXPLANATION C
Page 53 and 54: E Layer 9 EXPLANATION Central Valle
Page 55 and 56: Geomorphic province— Basin Delta
Page 57 and 58: San Joaquin Valley ),
Page 59 and 60: - Water supplied from aquifers
Page 61 and 62: C Figure A16. Continued. 3.54% 5.45
Page 63 and 64: CUMULATIVE DEPARTURE OF PRECIPITATI
Page 65 and 66: CUMULATIVE DEPARTURE OF STREAMFLOW
Page 67 and 68: 700 500 600 400 200 160 0 50 100 Mi
Page 69 and 70: B 0 50 100 Miles 0 50 100 Kilometer
Page 71 and 72: Water Budget per year (
Page 73 and 74: References Cited 55 -
Page 75: References Cited 57 - - 2009, at
Page 78 and 79: 60 Groundwater Availability of the
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114 Groundwater Availability of the
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Manuscript appproved on April 16, 2
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Central Valley Aquifer, Chapters A and B - MAE Class Websites

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