Search Results for the EPA National Library Catalog

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Your Search: (SUBJECT=Mahoning River Watershed Ohio)


 
 
 
Select Item Title Year Published
Water quality standards adopted by the Board, July 11, 1972, for the Mahoning River and its tributaries in Ohio / 1972
Water resources of the Mahoning River basin, Ohio : with special reference to the Youngstown area ; based on data collected in cooperation with the Division of Water, Ohio Department of Natural Resources and Pittsburgh District, Corps of Engineers, U.S. Army / 1952

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