Surface-water-quality assessment of the Upper Illinois River basin in Illinois, Indiana, and Wisconsin : data on manmade nonagricultural volatile and semivolatile organic chemicals in water, May 1988 through March 1990

Introduction Purpose and scope Types and sources of surveyed chemicals Description of the study area Methods Survey design Sample collection Sample preparation Sample analysis Quality assurance Data on nonagricultural volatile and semivolatile organic chemicals References Page 1 1 2 3 3 5 11 12 14 15 15 17 18