R.L. Case C.F. Keech 1955 <p>The observation well program, begun in 1934 in cooperation with the Conservation and Survey Division, University of Nebraska, was continued during 1954. &nbsp;The United States Geological Survey began a series of ground-water investigations in Nebraska during the fall of 1945, as part of the program for development of the Missouri River basin. &nbsp;These investigations, during 1954, consisted principally of the collection and compilation of water-level data. &nbsp;Most of the water-level measurements in this report were obtained and all were compiled as part of the Missouri River basin development program.</p> application/pdf 10.3133/ofr5580 en U.S. Geological Survey Water levels in observation wells in Nebraska during 1954 reports