WSP12980

• File Number: 8210.140.20.C
• Description: Imperial Irrigation District ‎(IID)‎
• State: CA
• Basin: Colorado Mainstem
• Date: 1/9/1996
• Author: Imperial Irrigation District
• Title: Water Requirements and Availability Sutdy ‎(draft)‎
• Water Supply Pro - Doc Type: Publication

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Priority
Order
l.

2.

3a.

3b.

4.

5a.

5b.
6a.

6b.

7.

Table Il.D-l California Colorado River Water Right Priorities

User

Apportionment

Palo Verde Irrigation District
(for use exclusively upon 104,500 acres of Valley land in, and adjoining
district)
Yuma Project
(for use on California Division, not exceeding 25,000 acres ofland)

Imperial Irrigation District
(lands served by All-American Canal in Imperial and Coach ell a Valleys)

3,850,000 AF

Palo Verde Irrigation District
(for use exclusively on an additional 16,000 acres of mesa lands)
Metropolitan Water District
(for use on the Southern California Coastal Plain)

550,000 AF

Subtotal:
[California's Limit (not including surplus waters) of Colorado River
Water as per the Boulder Canyon Project Act and the 1929 Limitation Act]
Metropolitan Water District
(for use on the Southern California Coastal Plain)
City and County of San Diego (through MWD)
Imperial Irrigation District
(lands served by All-American Canal in Imperial and Coachella Valleys)

Palo Verde Irrigation District
(for use exclusively on 16,000 acres of mesa lands)
California Agricultural Use
(Colorado River Basin lands in California)

4,400,000 AF

550,000 AF

1l2,OOO AF

300,000 AF

all remaining
available water

III. WATER REQUIREMENTS

Present
Perfected Rights

219,790 AF
(or the consumptive
use of33,604 acres)

38,270 AF
(or the consumptive
use of 6,294 acres)
2,600,000 AF
(lID only)
(or the consumptive
useof424,I45 acres)

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The projection of future lID water requirements is best accomplished by first defining the current
and historical parameters that affect water requirements. This Chapter identifies and analyzes
current and historical land use, water use and population estimates to establish trends that may
ultimately impact future water requirements within the District.

IlIA Land Use

Historically, the Imperial Valley has had an agricultural based economy. Significant changes in
that status are not likely to occur over the next 50 years. Land use will, however, vary over the
next 50 years based upon the amount of urbanization and growth that takes place. It is these

Draft: Subject To Revision 12/21/95

8