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ATTACHMENT 1

December 17, 1997

DRAFT
CONCEPTUAL WATER BUDGET FOR THE FIRST PHASE OF CALIFORNIA 4.4 PLAN
(Approximate figures)

1997
Phase 1 Completion

Water Use by California Agenciesa

Acre-Feet/Year
Acre-Feet/Year

Agricultural Agencies

Basic Entitlement

3, 850 000

3,850,000

Firm Transfers

-106,000

-400,000

Subtotal

7,744,000b

3,450,000b

Metropolitan Water District

Basic Entitlement

550,000

550,000

Firm Transfers

106,000c

400,000d

Non-Firm Transfers

0

up to 100,000

Surplus Water (when available)

594,000

200,000 to 300,000

Subtotal

1,250,000

1,250,000

Miscellaneous PPRs and Indian Federal Rights

Subtotal

32,000

50,000

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TOTAL

5,026,000

4,650,000 TO 4,750,000a

Sources of Additional Water

Surplus Water (When available)

274,000

25,000+

Enhanced Water Supply Programs

0

25,000+

Return Flow Credits

-100,000

0e

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Subtotal

174,000

50,000+

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

TOTAL Demand

5,200,000

TOTAL Demand -- less than
4,600,000 to 4,700,000

a CVWD's current estimated ground water overdratft is about 170,000 acre-feet/year; the Plan will offset this through various agreements and programs
b Does not include priority 6 surplus water when available for use by the agricultural agencies.
c Includes the 1988 MWD/IID Conservation Agreement.
d Includes the 1988 MWD/IID Conservation Agreement, SDCWA/IID proposed conservation program, seepage recovery along the All-American and Coachella Canals.
e Included in the above Phase 1 consumptive use values