Availability of the Colchester coal for mining in northern and western Illinois /

This report is the fourth in a series to assess the availability of coal resources for future mining in Illinois.

Water quality of selected streams in the coal area of east-central Montana /

Prepared in cooperation with the U.S. Bureau of Land Management and the Montana Department of Fish and Game.

A statistical approach to evaluate the relation of coal mining, land reclamation, and surface-water quality in Ohio /

Chiefly tables.

Potential effects of surface coal mining on the hydrology of the Snider Creek area, Rosebud and Ashland coal fields, southeastern Montana /

"February 1983."

Hydrology of area 34, eastern region, interior coal province, Kentucky, Indiana and Illinois /

Mode of access: Internet.

Coal blending in Illinois /

Project conducted by Energy and Environmental Systems Division of Argonne National Laboratory.

Economic impact of dissolved solids regulation upon the coal mining industry (R76-7) /

Includes bibliographical references.

Evaluation of existing data on discharges from active coal mines in Illinois /

"Project no. 60.040."

Potential relaxation of Illinois sulfur dioxide regulations and source-specific emission limits and their effect on the use of Illinois coal /

"October, 1983."