WSP05700

• File Number: 8278.400
• Description: Title I - Mexican Treaty
• Basin: Colorado Mainstem
• Date: 2/17/1973
• Author: IWBC by Harshbager
• Title: Memorandum Report MR-73-1 Appendices, A - Groundwater Conditions in the Colorado River Delta Area, United States and Mexico and Appendix B - Pumping Regimens, Effects and Prediction Analysis
• Water Supply Pro - Doc Type: Publication

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Computed 'vater Levels (Contours) ~ISL, After 10 Years
of Pwuping - 12 YUI:la Mesa Wells 60,000 AF/Yr and
Sonora Wells 160,000 AF/yr (Table 1)

Drainage Facilities Map, Showing Location of
Proposed \{ells in Yuma Valleyalld Yuma Mesa

Computed Ch<:ll1ge in "r"ter Levels After 10 Years Pumping
12 Yuma Hesa \{ells at 60,000 AF/Yr
10 Yuma Valley \\'ells at 50,000 AF/Yr
110 Yuma Hesa \\'ells at 150,000 AF/Yr

Computed Change in Water Levels After 50 Years Pumping
12Yuwa ~lesa 1I'ells at 60,000 AP/Yr
10 Yuma Valley \,'ells at 50,000 AF/Yr
40 Yuma Hesa \vells at 150,000 M/Yr

Computed Change in Water Levels After 10 Years Pumping
12 Yuma Hesa 1I'ells at 60,000 AF/Yr
10 Yuma Valley 11ells at 50,000 AF/Yr
40 Yuma Hesa Wells at 150,000 AF/Yr
Sonora Phase 1 \1el1s at 160,000 AF/Yr

Computed Change in 'vater Levels After 50 Years Pumping
12 Yuma Hesa \vells at 60,000 AF/Yr
10 Yuma Valley \1ells at 50,000 AF/Yr
40 Yuma Mesa Wells at 150,000 AF~r
Sonora Phase 1 \VeIls at 160,000 AF/Yr

Computed Change in 1vater Levels After 50 Years Pumping
12 Yuma Mesa \'lells at 60,000 AF/Yr
10 Yuma Valley Wells at 50,000 AF/Yr
hO Yuma Mesa ]{ells at 150,000 AF/Yr
Sonoy:'! ph:'! C:P 1 ''''ells_at-l60..,.ODD-AEI-Yr.
Omitting 65,000 AF/Yr Pumped Into Yuma Valley Drains

Computed Water Levels (Contours) MSL, After 50 Years
of Pwnping Regimen No.3 Conditions (Table 2)

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TABLES

Table 1 Analog Model Analysis Showing Effects of Pumping
from \\ell Fields in Uni ted states and Hexico on
Water Sources (February 6, 1973)

Table 2 Analog ;.lodel Analysis Sltmdng Effects of Proposed
PUlUping He~~ilUens from \':ell Fields in United States
and Mexico (January ~II, 1973)

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