Search Results for the EPA National Library Catalog

Items Found: 4

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Your Search: (AUTHOR=Smigaj AND Michael AND J.)

 
 
 

Select Item Title Year Published
First report on the hydrologic effects of underground coal mining in southern Garrett County, Maryland 1985
Garrett County water-well records, chemical-quality data, ground-water use, coal test-hole data, and surface-water data 1980
Ground-water levels from the Maryland Observation-Well Network, 1943-86 1987
Harford County ground-water information : well records, chemical quality data, and pumpage / 1975

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