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1 - 25 of 129 Items    1 2 3 4 5 6 > >> 
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Description
Dates
Appendix A - Bibliography -- Appendix B - Existing water supply entities -- Appendix C - Ditches represented as aggregated depletions in the hydrologic/water rights model -- Appendix D - Key to hydrologic/water rights model network diagram --...
1989-05-01
2007-01-02
2007-01-02
The objective of this study was to identify and evaluate water resource management plans to enhance the water-based economy of the Study Area in an environmentally sound manner. Both structural and non-structural components have been examined,...
1989-05-01
2007-01-02
2007-01-02
Scale [ca. 1:144,000. 1 in. to approx. 12,000 ft.] ; 1 map : col. ; 51 x 91 cm ; Relief shown by contours and spot heights ; "Map no. 23800" ; Includes township and range grid ; Includes two profile diagrams, area and capacity curve diagram,...
2017-09-21
2017-09-21
Draft transcript of the First Annual Meeting of the Colorado River Water Forecast Committee in Los Angeles, California, April 16, 1945, and the Transcript of Meeting, Columbia River Basin Interstate Water Forecast Committee, held at Portland,...

2017-07-12
2017-07-12
Draft transcript and papers presented at the meeting of the Third Annual Meeting of the Colorado River Water Forecast Committee in Los Angeles, California, April 16, 1947, and "Transcript of Meeting, Colorado River Water Forecast Committee, Held...
2017-09-21
2017-07-12
2017-07-12
Announcement and draft transcript of the First Annual Meeting of the Colorado River Water Forecast Committee, Los Angeles, California, April 16, 1945, as well as associated documents and correspondence. Main correspondents are Ralph Parshall, F....

2017-07-12
2017-07-12
Ralph Parshall's report of the Second Annual Meeting of the Colorado River Water Forecast Committee, Los Angeles, California, April 19, 1946. Includes transcript.
2017-09-21
2017-07-12
2017-07-12
Maps, tables, charts, and other images used by Ralph Parshall when compiling material for the First Annual Meeting of the Colorado River Water Forecast Committee in Los Angeles, California, April 16, 1945. A postcard from Fred Scobey asking...

2017-07-12
2017-07-12
84 x 43 cm. "Map no. 423-300-59." Insets: [Salton Sea]--Operational diagram, no scale. Includes index to gaging stations. Shows dams, canals, levees, pumping plants, etc. "Map compiled from Coast and Geodetic Survey sectional aeronautical charts,...
1973-06-01
83 x 43 cm. "Drawing no. 423-300-59." "May 1957." "Supercedes 423-306-183." "Map compiled from Coast and Geodetic Survey sectional aeronautical charts, and Bureau of Reclamation data." Includes index to gaging stations. Shows dams, canals, levees,...
1957-05-01
1967-06-01
Draft transcript of the Third Annual Meeting of the Colorado River Water Forecast Committee in Los Angeles, California, April 16, 1947, as well as associated programs, committee correspondence, and documents. Also included are the following...

2017-07-12
2017-07-12
Correspondence between Ralph Parshall and other water experts organizing the Second Annual Meeting of the Colorado River Water Forecast Committee in Los Angeles, California, April 19, 1946. The meeting's purpose was to discuss various methods of...

2017-07-12
2017-07-12
Appendix A. Hydrologic analysis -- Appendix B. Preliminary dam design, reservoirs and conveyance system -- Appendix C. Summary of the geotechnical investigations
1987-04-01
2007-01-02
2007-01-02
Images of rivers, national parks, wilderness areas, trails, and mountains in Colorado

2007-01-03
2007-01-03
52 x 46 cm. "Map no. 23000." Shows reservoir sites, irrigated areas, power plants, power sites, dam sites, national parks or monuments, and diversion from basin. Colorado River Basin/Department of the Interior, Bureau of Reclamation; John H....
2017-09-21
R. I. Meeker's report of a January 21-22, 1921, meeting of the Colorado River Commission of the League of the Southwest, in which the state engineers of all Colorado River Basin states discussed and revised an interstate compact bill for the...
2017-09-21
2017-07-12
2017-07-12
Runoff data for Colorado River tributaries in Colorado, Utah, New Mexico, and Wyoming collected by Ralph Parshall for "Forecast Chart - Colorado River at Bright Angel"

2017-07-12
2017-07-12
List of reservoirs and river basins in Colorado

2015-10-26
2015-10-26
Data, notes, and newsclippings related to Ralph Parshall's study of the water supply and economic status of areas affected by the Colorado-Big Thompson Project

2017-07-12
2017-07-12
Final report, including executive summary, of a study of projects based on two concepts advanced to resolve the problems associated with increasing water demands in the Denver metropolitan area and the concern over water supplies on the western...
1987-04-01
2007-01-02
2007-01-02
Images of irrigation, reservoirs, wilderness areas, and mountains in Colorado
2017-09-21
2007-01-02
2007-01-02
Images of rivers, reservoirs, national parks, and state parks in Colorado and Wyoming

2007-01-02
2007-01-02
Images of rivers, dams and reservoirs, national parks, wilderness areas, and mountains in Colorado

2007-01-03
2016-02-29
2007-01-03
2016-02-29
Conference program and speech on future U.S. Bureau of Reclamation plans for the Colorado River Basin
1973-11-26
2007-01-02
2007-01-02
Draft of "Memorandum Concerning the Economic Features of the Colorado-Big Thompson Project" by Ralph Parshall and associated data

2017-07-12
2017-07-12
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