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

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

A (continued)<br />

Wet Dry<br />

Wet<br />

<br />

to year <strong>and</strong> month to month (<br />

<br />

<br />

<br />

opposite effects.<br />

Water pumped from the aquifer system may or may not<br />

<br />

<br />

<br />

areas, replenishment only occurs in years of abundant precipi-<br />

<br />

<br />

<br />

"Variable"<br />

to<br />

Dry<br />

1983 1985 1987 1989 1991 1993 1995 1997 1999 2001 2003<br />

WATER YEAR<br />

Figure C30. Continued.<br />

ESTIMATED WATER USAGE,<br />

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

<br />

<br />

<br />

<br />

-<br />

<br />

<br />

this report.<br />

6<br />

5<br />

4<br />

3<br />

2<br />

1<br />

0

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