1. Quality of ground water in Monitor and Williams townships, Bay County, Michigan Author/Creator: Twenter, F. R., author Publication/Creation: Lansing, Michigan : U.S. Geological Survey, 1985 Resource Type: Book Access & Availability: Loading
2. The quality of ground water in the principal aquifers of southwestern Washington Author/Creator: Ebbert, J. C., author Publication/Creation: Tacoma, Washington : U.S. Geological Survey, 1985 Resource Type: Book Access & Availability: Loading
3. Quality of storm-water runoff, Mililani Town, Oahu, Hawaii, 1980-84 Author/Creator: Yamane, Cheryl M., author Publication/Creation: Honolulu, Hawaii : U.S. Geological Survey, 1985 Resource Type: Book Access & Availability: Loading
4. Quality of the Arkansas River and irrigation-return flows in the lower Arkansas River Valley, Colorado Author/Creator: Cain, Doug, author Publication/Creation: Lakewood, Colorado : U.S. Geological Survey, 1985 Resource Type: Book Access & Availability: Loading