Quality of Surface Water Before Implementation of a Flood-Control Project in Chaska, Minnesota (open access)

Quality of Surface Water Before Implementation of a Flood-Control Project in Chaska, Minnesota

From introduction: This report describes the quality of the waters and the potential water-quality impacts of redesigning a levee that surrounds the city of Chaska, in Carver County, Minn.
Date: December 1981
Creator: Tornes, L. H.
System: The UNT Digital Library
Hydrologic Characteristics and Possible Effects of Surface Mining in the Northwestern Part of West Branch Antelope Creek Basin, Mercer County, North Dakota (open access)

Hydrologic Characteristics and Possible Effects of Surface Mining in the Northwestern Part of West Branch Antelope Creek Basin, Mercer County, North Dakota

From introduction: The specific objectives of the study were to: (1) Determine the premining hydrologic and geochemical conditions in the 28 mi2 area; (2) provide a premining data base from which to measure the magnitude of change in the hydrologic system due to coal mining; and (3) determine the probable effects of mining on the water resources in the area.
Date: December 1981
Creator: Crawley, Mark E. & Emerson, Douglas G.
System: The UNT Digital Library