prepared in cooperation with the U.S. Environmental Protection Agency and Montana Department of Health and Evnironmental Sciences--Water Quality Bureau
Date
1993
Series
Special publication (Montana Bureau of Mines and Geology) ; 106
by Peter E. Church ... [and others] ; in cooperation with the U.S. Environmental Protection Agency, Monitoring and Measurement for the 21st Century Initiative
by Jennifer G. Savoie ... [and others] ; prepared in cooperation with the Air Force Center for Environmental Excellence and the U.S. Environmental Protection Agency
by Robert L. Houghton ... [and others] ; prepared in cooperation with the U.S. Bureau of Land Management, the U.S. Environmental Protection Agency, and the North Dakota Geological Survey