17 Matching Results

Search Results

Advanced search parameters have been applied.

National Atlas of the United States

Description: This is the website for the National Atlas, which provides a comprehensive, maplike view into the enormous wealth of geospatial and geostatistical data collected for the United States. It includes many detailed, interactive maps of the nation on a wide variety of subjects such as the environment, history, government, population, and climate, as well as fully documented digital cartographic datasets and articles. The website was removed from service on September 30, 2014.
Date: September 22, 2014
Creator: United States. Department of the Interior. Geological Survey
Partner: UNT Libraries Digital Projects Unit

An Evaluation of Water-Quality Data Obtained at Four Streamflow Daily-Record Stations in Idaho

Description: From introduction: This study is limited to four U.S. Geological Survey stream-flow stations located in Idaho (figure 1). The 6 to 22 years of stations were assembled and evaluated through use of computer techniques for data plotting and regression analysis developed by Steele (1972). Objectives of this evaluation were were (1) to show which parameters were highly correlative with the levels of specific conductance and(or) discharge and (2) to see if any changes in overall chemical character of the stream had occurred over the long term.
Date: August 1973
Creator: Dyer, Kenneth L.
Partner: UNT Libraries Government Documents Department

Geology and Water Resources of the Northern Portion of the Black Hills and Adjoining Regions in South Dakota and Wyoming

Description: Introduction: this paper, which supplements the report on the geology and water resources of the southern half of the Black Hills, published in 1901, is the result of studies made at intervals during the years 1899 to 1907.
Date: 1909
Creator: Darton, Nelson Horatio
Partner: UNT Libraries Government Documents Department

Present Investigations of Radioactive Raw Materials by the Geological Survey and a Recommended Program for Future Work

Description: From abstract: "The Geological Survey's program of investigation of radioactive raw materials is presented herewith under present investigations, plans for future investigations, plan of operation, and cost of operation. This report was prepared at the request of the Atomic Energy Commission."
Date: April 1947
Creator: Butler, A. P., Jr. & Stead, F. W.
Partner: UNT Libraries Government Documents Department

Shorter Contributions to Alaskan Trace Elements Studies: 1946: Part 1: Trace Elements Investigations in the Grant Creek Area, Yukon Region, Alaska

Description: Report discussing field search of the U.S. Geological Survey. From abstract: "Field search in August 1946 failed to locate a reported occurrence of float from pitchblende veins in the Grand Creek area north of the Yukon River about 30 miles west of Tanana in central Alaska."
Date: October 4, 1949
Creator: Killeen, P. L. & White, M. G.
Partner: UNT Libraries Government Documents Department

Reconnaissance for Radioactive Deposits in the Buckland-Kiwalik District, Candle Quadrangle, Seward Peninsula, Alaska

Description: Report discussing the U.S. Geological Survey's investigation of radioactive mineral deposits found in the Buckland-Kiwalik district on the Seward Peninsula of Alaska. Uranothorianite, as well as other radioactive minerals, were discovered in the area.
Date: March 1952
Creator: West, Walter S. & Matzko, John J.
Partner: UNT Libraries Government Documents Department