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101 - 125 of 4837 Items << < 1 2 3 4 5 6 7 8 9 10 > >>
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Document: State of California, Colorado River Board of California, "Salinity Problems in the Lower Colorado River Area," September, 1962, page 13
1962-09-01
2006-09-18 |
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to its plans, and if the works under Phase 1 are constructed immediately, the salinity would fluctuate permanently between 1,500 and 2,020 parts per million, as against the approximate 900 p.p.m. of the water delivered to Mexico at Morelos...
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SUMMARY AND CONCLUSIONS
Klamath Project is a $13 million Federal investment in water resource development, About 200,000 acres are irrigated and gross crop production (has exceeded $17 million each year over the past 7 years.
The Project...
2024-05-06
2005-07-21 2005-02-07 |
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SALINITY PROBLEMS-LOWER COLORADO RIVER 13
Aqueduct to serve supplemental water for municipal and industrial use to eight million people on the coastal plain of Southern California. Annual capacity of the aqueduct is 1,212,000 acre-feet. Return...
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UNITED STATES
DEPARTMENT OF THE INTERIOR
BUREAU OF RECLAMATION
WASHINGTON 25, D. C.
IN REPLY
REFER TO: 430
APR 25 1962
Memorandum
To: Secretary of the Interior
Through: Assistant Secretary--Water and Power Development
From:...
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-4- to its plans, and if the works under Phase 1 are constructed immediately, the salinity would fluctuate permanently between 1,500 and 2,020 parts per million, as against the approximate 900 p.p.m. of the water delivered to Mexico at Morelos...
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Cover title; "March 1999."
1999-03-01
2004-12-15 2004-12-09 |
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UNITED STATES
DEPARTMENT OF THE INTERIOR
BUREAU OF RECLAMATION
WASHINGTON 25, D. C.
IN REPLY
REFER TO: 430
APR 25 1962
Memorandum
To: Secretary of the Interior
Through: Assistant Secretary--Water and Power Development
From: Commissioner of...
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Letter from: Commissioner of Reclamation, to Orren Beaty, "Estimate of winter flow of Colorado River to Mexico excluding Wellton-Mohawk drainage waters," December 23, 1964, page 3
1964-12-23
2006-09-14 |
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Introduced species are a threat to biodiversity. Burbot, Lota lota, a fish native to the Wind River Drainage, Wyoming and a species of conservation concern, have been introduced into the nearby Green River Drainage, Wyoming, where they are having...
2017-01-01
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A monthly natural flow history was determined for the 1949 to 2000 period at the Keno gage of the Upper Klamath River basin in south-central Oregon. Included within the evaluation is an assessment of natural flows for the same period at the...
2005-02-10
2004-11-09 |
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NEED FOR PROPER IRRIGATION AND
DRAINAGE PRACTICES
Success in the raising of irrigated crops rests to no inconsiderable degree upon leaching of the soil, tolerance of the planted crop to salt, drainage of the soil and proper management practices....
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Document: State of California, Colorado River Board of California, "Salinity Problems in the Lower Colorado River Area," September, 1962, page 18
1962-09-01
2006-09-18 |
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Memorandum: From Board of Directors, Wellton-Mohawk Irrigation and Drainage District, to Senator Carl Hayden, January 15, 1965, page 6
1965-01-15
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CN-12-200-64A Klamath Project - Oregon-California. Looking west at equipment developed and used by Contractor to excavate and install plastic drainage tubing in one operation. Note that the trencher tows a hopper which contains and places the...
1971-02-18
2010-08-27 2007-03-28 |
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Document: "Proposed State Department Press Release," 1965 (photocopy), page 1
1965-05-06
2006-09-16 |
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United States Department of Interior, Stewart L. Udall, Secretary, Bureau of Reclamation, Floyd E. Dominy, Commissioner, Region 3, A.B.West, Regional Director, "Special Studies, Delivery of Water to Mexico", February, 1963, page 106
1963-02-01
2006-09-14 |
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Document: "Essential Provisions of a Minute Between the U.S. and Mexico," October 14, 1964 (photocopy), page 1
1964-10-14
2006-09-14 |
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Drainage ditches are widely used for agricultural water management to help remove excess water from fields, which mitigates the effects of water logging and salinization. These ditches act as a direct hydraulic link between the agricultural field...
2013-06-17
2013-06-17 2012-05-01 |
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Grant and loan project files of the Montana DNRC, Conservation and Resource Development Division.; "Helping to ensure that Montana's land and water resources provide
benefits for present and future generations" is the mission of the Montana...
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PROPOSED STATE DEPARTMENT PRESS RELEASE
The Presidents of the United States and Mexico announced today conclusion of an agreement relating to the lower Colorado River salinity problem. The agreement takes the form of a Minute of the International...
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