Summary of Ground-Water Hydrological Data in Michigan in 1972

Abstract

The program of ground-water investigations in Michigan is conducted by the U. S. Geological Survey, in cooperation with the Michigan Department of Natural Resources, A. Gene Gazlay, Director, through the Geological Survey Division, A. E. Slaughter, State Geologist. The collection of ground-water data is aided by the following municipalities, institutions, and private organizations: Cities or villages of Alma, Ann Arbor, Battle Creek, Coldwater, Grand Ledge, Hillsdale, Holland, Ironwood, Jackson, Kalamazoo, Lansing, Marshall, Mason, Portage, St. Johns, St. Louis, Wyoming, and Ypsilanti; the townships of Pinconning, and Ypsilanti; Counties of Branch, Van Buren, and Kalamazoo; U. S. Army Engineers; Cranbrook School; Kent Metropolitan Airport; Michigan Technological University, Oakland University; State Institutions at Howell, Ionia, and Ypsilanti; the Huron-Clinton Metropolitan Authority; the Fisher Body Division of General Motors Corporation, the Jervis Corporation, Brown Company, Wisconsin-Michigan Power Company, the Cleveland-Cliffs Iron Company, the Upjohn Company, and American Aggregates Corporation. Acknowledgement is made to personnel of Federal and State agencies, county and township governments, industrial concerns, well drillers, consultants, municipalities, and public utilities, without whose cooperation the accumulation of the basic data presented in this report would have not been possible.