National Geologic Map Database
General Information
- Title: Estimate of chemical loads from ground water to the Grand Calumet River and Indiana Harbor Canal, northwestern Indiana
- Author(s): Willoughby, T.C., and Siddeeq, Q.A.
- Publishing Organization: U.S. Geological Survey
- Series and Number: Water-Resources Investigations Report 2001-4020
- Publication Date: 2001
- Map Scale: 1:116,000
- Cross Section: None
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- Publication (PDF, 2.4MB)
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