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

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198 Groundwater Availability of the <strong>Central</strong> <strong>Valley</strong> <strong>Aquifer</strong>, California<br />

WATER FLOW, IN MILLIONS OF ACRE-FEET PER YEAR<br />

B<br />

20<br />

15<br />

10<br />

5<br />

0<br />

-5<br />

-10<br />

-15<br />

-20<br />

1962 1964 1966 1968 1970 1972 1974 1976 1978 1980 1982 1984 1986 1988 1990 1992 1994 1996 1998 2000 2002<br />

Figure C31. Continued.<br />

Specific yield <strong>and</strong><br />

compressibility of water<br />

General-head boundary<br />

YEAR<br />

EXPLANATION<br />

Elastic <strong>and</strong> inelastic storage<br />

Stream leakage<br />

L<strong>and</strong>scape recharge<br />

Pumpage<br />

Flow into groundwater<br />

system<br />

Flow out of groundwater<br />

system

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