WSP01558

• File Number: 8221.112.I
• Description: Central Arizona Project
• State: AZ
• Basin: Colorado Mainstem
• Date: 1/15/1973
• Title: Final Environmental Statement: Authorized Havasu Intake Channel Havasu Pumping Plant and Buckskin Mountains Tunnel - Central Arizona Project
• Water Supply Pro - Doc Type: EIS

TABLE OF CON'J:l!a'l:r:S ( Continued)

Page

0')
o
['-
C':

g.

Impact of the Colorado River Water upon
the Service Area . . . . . . . . . . . . . . . .
Impact on Indian Water Rights . . . . . . . . . .
Herbicides and Pesticides . . . . . . . . . . . .

. 60
62
62

j. Recreation.................... 65
3. other Impacts . . . . . . . . . . . . . . . . . . . . 65
a. Esthetic Values and the Pumping Plant, Tunnel,
and Intake Channel . . . . . . . . . . . . . . . . 65
b. Transmdssion Line . . . . . . . . . . . . . . . . 66
c. COllllllll1ication System. . . . . . . . . . . . . . . 67
Unquantified Amenities . . . . . . . . . . . . . . . . . . 67

h.
i.

D.

IV. MITIGATION MEASURES AND AIR AND WATER QUALITY ASPECTS . . .. 68

A. General . . . . . . . . . . . . . . . . . . . . . . . . . 68
1. Research and MOnitoring . . . . . . . . . . . . . . . 68
2. Analyzing Alternatives . . . . . . . . . . . . . . . . 69
3. Standard Reclamation Rules for Design and
Construction . . . . . . . . . . . . . . . . . . . . . 69
B. Protective Measures and Mitigation Features Included
as a Part of the Feature . . . . . . . . . . . . . . . . . 71
1. Blasting . . . . . . . . . . . . . . . . . . . . . . . 71
2. Control of Construction Traffic . . . . . . . . . . . 73
3. fust Control . . . . . . . . . . . . . . . . . . . . . 73
4. Landscape and Vegetation Protection . . . . . . . . . 73
5. Restoration and Cleanup after Construction . . . . . . 73
6. Gates and Fencing . . . . . . . . . . . . . . . . . . 74
C. Enhancement Aspects . . . . . . . . . . . . . . . . . . . 74
D. Potential Enhancement Measures Not Authorized under I
Public Law 90-537 . . . . . . . . . . . . . . . . . . . . 74
1. Parks-Recreation Potential . . . . . . . . . . . . . . 75
2. Bighorn Sheep Water Facilities . . . . . . . . . . . . 75
E. Historic and Archeological Sites . . . . . . . . . . . . . 75

V.

UNAVOIDABLE ADVERSE EFFECTS .

................

77

A. Impacts Related Primarily to Construction Activities . . . 77
B. Impacts Associated Primarily with the Feature. . . . .. 78

VI.

THE REIATIONSHIP BETWEEN SHORT-TERM USE OF THE ENVIRONMENT
AND THE MUNTENANCE AND ENHANCEMI!lNT OF LONG-TERM

PROOOCTIVITY . . . . . . . . . . . . . . . . . . . . . . .

. .

80

VII. IRREVERSIBLE AND IRRETRIEVABLE COMMITMENTS OF RESOURCES. .. 82

A. Water . . . . . . . . . . . . . . . . . . . . . . . . . . 82
B. Land, Mineral, and Vegetation . . . . . . . . . . . . . . 82
c. Power . . . . . . . . . . . . . . . . . . . . . . . . . . 82
D. Fish and Wildlife, Recreation, and Esthetic Values . . . . 83