Title: Relations of changes in wastewater-treatment practices to changes in stream-water quality during 1978-88 in the Chicago area, Illinois, and implications for regional and national water-quality assessments
First published: 1994
Subjects: Environmental aspects, Environmental aspects of Sewage disposal plants, Sewage disposal plants, Water quality
Places: Chicago, Chicago Metropolitan Area, Illinois, Illinois River Watershed
LC classification: TD428.S47 T47 1994