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Geology and ground-water resources of the Two Medicine unit and adjacent areas, Blackfeet Indian Reservation, Montana, with a section on chemical quality of water
Q.F. Paulson, Tom V. Zimmerman, Russell H. Langford
1965, Open-File Report 65-117
The Two Medicine Irrigation Unit, on the Blackfeet Indian Reservation of northern Montana, is irrigated by water diverted from Two Medicine Creek. Waterlogging because of overapplication of water and locally inadequate subsurface drainage is a serious problem. This study was undertaken by the U.S. Geological Survey in cooperation with the...
The 1965 Mississippi River flood in Iowa
Harlan H. Schwob, Richard E. Myers
1965, Open-File Report 65-145
The great flood of 1965 on the Mississippi River, along the eastern border if the State, exceeded any flood known in 139 years. It cause damages probably in excess of ten millions of dollars in the State of Iowa. Studied now in progress will more thoroughly cover this and other...
Density comparison method for the measurement of isotopic variations in prepared waters
Joseph Howard McCarthy Jr., Thomas Seward Lovering, Herbert Williams Lakin
1965, Open-File Report 65-103
The falling-drop method of density determination has been modified so that the densities of a standard and a sample water are compared simultaneously. A constant temperature bath that does not vary more than 0.0001°C and an accurate double micropipet are described. The method has sufficient sensitivity and precision to distinguish...
Geology and hydrology of the Claiborne Group in western Tennessee
Gerald K. Moore
1965, Water Supply Paper 1809-F
The area of western Tennessee underlain by the Claiborne Group is about 7,200 square miles and lies on the east flank of the syncline that forms the Mississippi embayment. It includes the Mississippi Alluvial Plain and part of a dissected upland plateau. The Claiborne Group dips to the northwest at...
The Black Canyon of the Gunnison: Today and Yesterday
Wallace R. Hansen
1965, Bulletin 1191
Since the early visit of Captain John William Gunnison in the middle of the last century, the Black Canyon of the Gunnison has stirred mixed apprehension and wonder in the hearts of its viewers. It ranks high among the more awesome gorges of North America. Many great western canyons are as...