1. Quality-assurance results for routine water analyses in U.S. Geological Survey laboratories, water year 1998 Author/Creator: Ludtke, Amy S., author Publication/Creation: Denver, Colorado : U.S. Geological Survey, 2000 Resource Type: Book Access & Availability: Loading
2. Quality-assurance data for routine water analysis in the laboratories of the U.S. Geological Survey for water year 1990 Author/Creator: Maloney, Thomas J., author Publication/Creation: Denver, Colorado : U.S. Geological Survey, 1993 Resource Type: Book Access & Availability: Loading
3. Quality of water and bottom sediments, and nutrient and dissolved-solids loads in the Apopka-Beauclair Canal, Lake County, Florida, 1986-90 Author/Creator: Schiffer, Donna M., author Publication/Creation: Tallahassee, Florida : U.S. Geological Survey, 1994 Resource Type: Book Access & Availability: Loading
4. Quality of water in the Red River alluvial aquifer, pool 2, Red River Waterway area, Ruby, Louisiana Author/Creator: Smoot, Charles W., author Publication/Creation: Baton Rouge, Louisiana : U.S. Geological Survey, 1995 Resource Type: Book Access & Availability: Loading
5. Quality of surface water and ground water in the proposed artificial-recharge project area, Rillito Creek Basin, Tucson, Arizona, 1994 Author/Creator: Tadayon, Saeid, author Publication/Creation: Tucson, Arizona : U.S. Geological Survey, 1995 Resource Type: Book Access & Availability: Loading