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Coal and coal mine drainage

Journal Article · · J. Water Pollut. Control Fed.; (United States)
OSTI ID:5116759
The review cited some bibliogrphies such as the abstract series on coal mine drainage prepared annually since 1964 by Bituminous Coal Research, Inc. The treatment of acid mine drainage was discussed, the most common method being lime neutralization. If limestone could be used however, significant savings might occur. In treating coal mine drainage, iron removal was as much a concern as neutralization. The iron is removed as heavily hydrated iron sludge, which can also contain aluminium, sulfate and unused neutralizing reagent and it presents problems of disposal. The production of acid mine drainage also depends on the availability of water to carry away the products of the reaction. Leaching by rainfall, pathways of groundwater inflow, and drainage through mines were mentioned. Coal cleaning and the resultant wastes were discussed including various types of mine, mill and refuse embankments. A number of studies investigated the effects of acid mine drainage both on water quality and on stream biology such as the effects of turbidity and acidity on fish. The advantages and disadvantages of surface mining were outlined. Abatement and control techniques were discussed and mention made of the Settlers' Cabin Mine Reclamation Project which includes reclaiming several surface-mined areas, intercepting acid drainages, excavating subsided deep-mine workings and providing neutralization for the intercepted mine drainage.
Research Organization:
Bituminous Coal Research, Inc., Monroeville, PA
OSTI ID:
5116759
Journal Information:
J. Water Pollut. Control Fed.; (United States), Journal Name: J. Water Pollut. Control Fed.; (United States) Vol. 49:6; ISSN JWPFA
Country of Publication:
United States
Language:
English