WSP09004

• File Number: 8276.100.10
• Description: Grand Valley Unit-Colorado River Basin Salinity Control Project
• State: CO
• Basin: Colorado Mainstem
• Water Division: 5
• Date: 12/1/1977
• Title: Environmental Assessment - Grand Valley Unit - Colorado River Basin Salinity Control Project
• Water Supply Pro - Doc Type: EIS

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CONTENTS (Continued)

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B.

DESCRIPTION OF THE ENVIRONMENT (continued)
7. Economic conditions...................................... B-29
a. Transportation facilities. ......... ............ ..... B-29
b. Industry and trade.................................. B-30
(1) Agriculture.................................... B-30
(2) Manufacturing and trade........................ B-3l
(3) Mineral resource development................... B-32
c. Employment and income_.............................. B-32
8. Canal hazards to heal th and safety....................... B-33
9. Agricultural chemicals. _ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. B-33

10. Recreation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ., . . . . . . . .. . . .. B-35
11. Visual quality........................................... B-36
12. Historical and archaeological resources... ..... ....... ... B-36

C.

ENVIRONMENTAL IMPACTS OF THE PROPOSED ACTION...... .... ........ C- 1

1. General. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. C- 1
a. Changes in land surface............................. C- 1

b. Mineral resources................................... C- 1
c. Soils. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. C- 2
2. Water supply....................... _ . . . .. . .. . . . . . . . .. . . .. C- 2
a. Surface water. . . . . . . . . . . . . . . . . . . .. . .. . .. . .. . ., . . . . .. C- 2
b. Ground water........................................ C- 3
c. Water quali ty. . . .. . . . .. .. .. .. . .. . .. .. .. .. .. .. .. .. ... C- 3
3. Fish. . . . . . . . . . . . . . . . . . . . . . . . . . . . _ . . _ . . . . . . . . . . . . . . . . . . . .. C- 4
a. General. ... . ..... .. ....... .. . _.. ... ... ..... .... ..... C- 4
b. Endangered species................. _ . . . . . . . . . . . . . . .. C- 5
4. Land use................................................. C- 5
5. Vegetation and wildlife..... ......... ... ... .............. C- 6

a. Impac ts.. . .. .. .. . .. . .. .. . .. .. .. .. .. . . . . .. .. .. .. . .. ... C- 6
b. Endangered species.... _ . . . . . . . . . . . . . . .. . . .. ... . . . .. .. C-ll
6. Social conditions........................................ C-II
7. Economic cond i tions . . . . . . . . . . . _ . . . . . . . . . . . . . . . . . . . . . . . . .. C-12
a. Transportation facilities........................... C-12
b. Industry and trade.................................. C-12

(1) Agriculture.. . .. . . . . . . . . . . . .. .. . . . . . . . .. . . . . . .. C-12
(2) Manufacturing.................................. C-13
(3) Wholesale and retail trade..................... C-13
c. Employmen t and income _ .. . .. .. .. .. .. . . . .. . .. .. . .. . ... C-14
8. Canal hazards to health and safety....................... C-14
9. Agricultural chemicals................................... C-15

10. Recreation............................................... C-15
11. Visual quality........................................... C-16
12. Historical and archaeological resources.................. C-16

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