WSP06234

• File Number: 8271.300
• Description: Colorado River Basin Salinity Control Program - General Information and Publications-Reports
• Basin: Colorado Mainstem
• Water Division: 5
• Date: 2/1/1974
• Title: Salinity Management Options for the Colorado River
• Water Supply Pro - Doc Type: Report/Study

Table 27. Projected yields of grapes In Coachella Valley with 4 levels of
surface irrigation intensity and sprinkler Irrigation on 3 soil drainage
classes.

Grapes In
Number of
I rrf gat Ions
per yea r 900

1,000 tons
Total dissolved solids In
irrigation water, ppm
1000 1100 1200 1300

1400

Drainage class

Good
6,650 acres

16
22
29
35
Sprinkler

All values 27.7

Moderate
450 acres

16 1.9 1.9 1.8 1.8 1.7 1.7
22 1.9 1.9 1.9 1.9 1.9 1.8
29 1.9 1.9 1.9 1.9 1.9 1.9
35 1.9 1.9 1.9 1.9 1.9 1.9
Sprinkler 1.9 1.9 1.9 1.9 1.9 1.9
16 1.4 1,3 1.2 1.1 1.0 0.8
22 1.5 1.4 1.3 1.2 1.1 1.0
29 1.5 1.4 1.3 1.3 1.2 1.1
35 1.5 1.5 1.4 1.3 1.3 1.2
Sprinkler 1.6 1.6 1.5 1.5 1.4 1.3

Poor
380 acres

Table 28. Projected yield of grapefruit in Coachella Valley with 4 levels
of surface irrigation intensity and sprinkler irrigation on 3 soil drainage
classes.
Grapefruit in 1 ,000 tons
Number of Total dissolved solids In
i rrf gat ions irrigation water, ppm
Drainage class per year 900 1000 1100 1200 1300 140J
Well 16
6,700 acres 22
29 All values 68.6
35
Sprinkler
Moderate 16 3.0 2.8 2.6 2.4 2.2 2.0
300 acres 22 3.0 3.0 2.9 2.8 2.6 2.5
29 3.0 3.0 3.0 3.0 2.8 2.6
35 3.0 3.0 3.0 3.0 3.0 3.0
Sprinkler 3.0 3.0 3.0 3.0 3.0 3.0
Poor 16 4.5 3.6
700 acres 22 5.2 4.5 3.8
29 5.4 4.8 4.2 3.6
35 5.9 5.4 4.8 4.3 3.6
Spri nkler 6.9 6.3 5.6 5.0 4.3 3.6
34

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