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Showing Collections: 1 - 3 of 3

Groundwater Data Collection

 Collection
Identifier: WGDC
Abstract Colorado State University's strength in groundwater research evolved naturally from the state's early residents needing information on irrigated agriculture. The data, maps, charts, drafts, correspondence, photographs, final reports, and reference materials that were produced by or collected for these groundwater studies over the years are what comprise the Groundwater Data Collection. Materials relate to the groundwater studies that CSU researchers conducted primarily in eastern Colorado...
Dates: 1897-2011; Majority of material found within 1940-1981

Papers of Robert A. Longenbaugh

 Collection
Identifier: WRAL
Abstract Robert A. Longenbaugh (1935-2020) made numerous contributions to groundwater research, education, and legislation. The collection documents Longenbaugh's career working on Colorado groundwater issues as a Colorado State University engineering professor, assistant state engineer, and consultant, as well as his continued activities during retirement. Main subjects documented include groundwater resources, modeling, recharge, law, education, wells, and irrigation pump efficiency, as well as...
Dates: 1935-2020; Majority of material found in 1960-2020

Records of GASP

 Collection
Identifier: WGAS
Abstract The Groundwater Appropriators of the South Platte River Basin, Inc. (GASP) was a non-profit well-augmentation company, the first organization of its kind in Colorado. Founded in 1972, its purpose was to offset depletions to the South Platte River caused by pumping of the South Platte valley-fill aquifer. At its peak, GASP served more than 3,000 wells in northeastern Colorado. As state regulation of this activity was modified, the company ceased operations in 2003 and sold the last of its...
Dates: 1912-2007; Majority of material found within 1970-2007