Search Results       Your search for [author]Clark, Melanie L. returned 1 record.           Environmental characteristics and water quality of hydrologic benchmark network stations in the west-central United States, 1963-95. by Clark, Melanie L.; Denver, Colo.: U.S. Geological Survey, 2000. Subject: Hydrology -- West (U.S.); Water quality -- West (U.S.).          Add to Book Cart Relevance: 20.08%