1. Quality of shallow ground water in alluvial aquifers of the Willamette Basin, Oregon, 1993-95 Author/Creator: Hinkle, Stephen R., author Publication/Creation: Portland, Oregon : U.S. Geological Survey, 1997 Resource Type: Book Access & Availability: Loading
2. Quantity and quality of runoff from selected guttered and unguttered roadways in northeastern Ramsey County, Minnesota Author/Creator: Mitton, Gregory B., author Publication/Creation: Mounds View, Minnesota : U.S. Geological Survey, 1997 Resource Type: Book Access & Availability: Loading