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Science Quality and Integrity

The USGS provides unbiased, objective, and impartial scientific information upon which our audiences, including resource managers, planners, and other entities, rely.

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Browse more than 82,000 reports authored by our scientists over the past 100+ year history of the USGS and refine search by topic, location, year, and advanced search.

Filter Total Items: 83824

Quality of water in the Susquehanna River drainage basin, with an introductory chapter on physiographic features

No abstract available
Authors
Marshall O. Leighton, George Buell Hollister
By
Water Resources Mission Area, Pennsylvania Water Science Center

Report of progress in the geological resurvey of the Cripple Creek district, Colorado

No abstract available.
Authors
Waldemar Lindgren, F. L. Ransome

Report of progress of stream measurements for the calendar year 1903, Part I, Northern Atlantic, St. Lawrence River, and Great Lakes drainage

No abstract available.
Authors
John Clayton Hoyt

Report of progress of stream measurements for the calendar year 1903, Part II, Southern Atlantic, eastern Gulf of Mexico, and eastern Mississippi River drainage

No abstract available.
Authors
John Clayton Hoyt

Report of progress of stream measurements for the calendar year 1903, Part III, Western Mississippi River and western Gulf of Mexico drainage

No abstract available.
Authors
John Clayton Hoyt

Report of progress of stream measurements for the calendar year 1903, Part IV, Interior Basin, Pacific, and Hudson Bay drainage

No abstract available.
Authors
John Clayton Hoyt

Results of primary triangulation and primary traverse, fiscal year 1903-04

No abstract available.
Authors
Samuel Stinson Gannett

San Luis folio, California

No abstract available.
Authors
Harold Wellman Fairbanks

Silver City folio, Idaho

No abstract available.
Authors
Waldemar Lindgren, N.F. Drake

The copper deposits of the Encampment District, Wyoming

During the last few years prospecting in the Medicine Bow and Park ranges in northern Colorado and southern Wyoming has proved that copper-bearing minerals occur frequently and are very generally distributed over a wide region in this portion of the Rocky Mountains. This has gradually become known through the discovery of several more or less promising copper deposits and also through the exploita
Authors
A.C. Spencer

The Delavan lobe of the Lake Michigan glacier of the Wisconsin stage of glaciation and associated phenomena

The purpose of this paper is to throw, if possible, some further light on the relations which existed during the later stages of the Glacial epoch between the glaciers of southeastern Wisconsin, which have been so ably discussed by Dr. T.C. Chamberlin and other writers in various publications, and the glaciers of Illinois, which have received such exhaustive treatment by Mr. Frank Leverett in his
Authors
W. C. Alden

The gazetteer of Virginia

No abstract available.
Authors
Henry Gannett