1. Water quality of lakes and streams in Voyageurs National Park, northern Minnesota, 1977-84 Author/Creator: Payne, G. A., author Publication/Creation: St. Paul, Minnesota : U.S. Geological Survey, 1991 Resource Type: Book Access & Availability: Loading
2. Water quality of selected rivers in the New England Coastal Basins in Maine, Massachusetts, New Hampshire, and Rhode Island, 1998-2000 Author/Creator: Campo, K. W. (Kimberly W.) Publication/Creation: Pembroke, N.H. : U.S. Dept. of the Interior, U.S. Geological Survey, 2003 Resource Type: Book Access & Availability: Loading
3. Water-quality assessment of the Eastern Iowa Basins : nitrogen, phosphorus, suspended sediment, and organic carbon in surface water, 1996-1998 Author/Creator: Becher, Kent D. Resource Type: Book Access & Availability: Loading