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

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

A<br />

B<br />

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

SURFACE-WATER DELIVERIES, IN THOUSANDS OF ACRE-FEET PER YEAR<br />

1.6<br />

1.2<br />

0.8<br />

0.4<br />

"Variable"<br />

to<br />

Dry<br />

"Variable"<br />

to<br />

Wet<br />

Dry<br />

Wet Dry<br />

Wet<br />

"Variable"<br />

to<br />

Dry<br />

0<br />

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

300<br />

250<br />

200<br />

150<br />

100<br />

50<br />

0<br />

YEAR<br />

1977 1978 1979 1980 1981 1982 1983 1984<br />

WATER YEAR<br />

EXPLANATION<br />

Deliveries taken (modeled) Deliveries available<br />

Figure C23. A, Annual water deliveries. B, monthly water deliveries from the mid 1970s to mid 1980s for water-balance subregion 14.

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