Passive mine drainage treatment: an effective low-cost alternative
Conference
·
· Univ. Ky., Off. Eng. Serv., (Bull.); (United States)
OSTI ID:5673438
Two prototype Passive Mine Drainage Treatment Systems have been designed and constructed in Colorado. These projects have addressed acid mine drainage from inactive coal mines. Metal removal for both systems is accomplished using simulated peat bogs composed of sphagnum moss and hypnum moss retained by loose rock check dams. Acid neutralization is accomplished using crushed limestone filled channels. Neutralization and aeration are enhanced with drop structures and waterfalls placed in the drainage channel. Preliminary water quality results show dramatic treatment effects with the PMDT system. This investigation presents cost data for design and construction of the two PMDT systems. Cost projections for periodic maintenance requirements are provided along with a suggested method for financing maintenance costs. Performance data for the first system installed are presented. 14 references, 1 figure, 2 tables.
- Research Organization:
- Colorado Mined Land Reclamation Division
- OSTI ID:
- 5673438
- Report Number(s):
- CONF-851213-
- Conference Information:
- Journal Name: Univ. Ky., Off. Eng. Serv., (Bull.); (United States)
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
01 COAL, LIGNITE, AND PEAT
010800 -- Coal
Lignite
& Peat-- Waste Management
010900* -- Coal
Lignite
& Peat-- Environmental Aspects
520200 -- Environment
Aquatic-- Chemicals Monitoring & Transport-- (-1989)
54 ENVIRONMENTAL SCIENCES
ACID MINE DRAINAGE
ACID NEUTRALIZING CAPACITY
AQUATIC ECOSYSTEMS
CARBONATE ROCKS
CHEMISTRY
COAL MINES
COAL MINING
COLORADO
CONSTRUCTION
CONTROL
COST
DESIGN
ECOSYSTEMS
ENVIRONMENTAL QUALITY
FEASIBILITY STUDIES
FEDERAL REGION VIII
LAND POLLUTION
LAND POLLUTION CONTROL
LIMESTONE
MAINTENANCE
MINES
MINING
MOSSES
NORTH AMERICA
PERFORMANCE
PLANTS
POLLUTION
POLLUTION CONTROL
ROCKS
SEDIMENTARY ROCKS
SURFACE MINING
SWAMPS
TERRESTRIAL ECOSYSTEMS
UNDERGROUND FACILITIES
UNDERGROUND MINING
USA
WATER CHEMISTRY
WATER POLLUTION
WATER POLLUTION CONTROL
WATER QUALITY
WATER TREATMENT
WETLANDS
010800 -- Coal
Lignite
& Peat-- Waste Management
010900* -- Coal
Lignite
& Peat-- Environmental Aspects
520200 -- Environment
Aquatic-- Chemicals Monitoring & Transport-- (-1989)
54 ENVIRONMENTAL SCIENCES
ACID MINE DRAINAGE
ACID NEUTRALIZING CAPACITY
AQUATIC ECOSYSTEMS
CARBONATE ROCKS
CHEMISTRY
COAL MINES
COAL MINING
COLORADO
CONSTRUCTION
CONTROL
COST
DESIGN
ECOSYSTEMS
ENVIRONMENTAL QUALITY
FEASIBILITY STUDIES
FEDERAL REGION VIII
LAND POLLUTION
LAND POLLUTION CONTROL
LIMESTONE
MAINTENANCE
MINES
MINING
MOSSES
NORTH AMERICA
PERFORMANCE
PLANTS
POLLUTION
POLLUTION CONTROL
ROCKS
SEDIMENTARY ROCKS
SURFACE MINING
SWAMPS
TERRESTRIAL ECOSYSTEMS
UNDERGROUND FACILITIES
UNDERGROUND MINING
USA
WATER CHEMISTRY
WATER POLLUTION
WATER POLLUTION CONTROL
WATER QUALITY
WATER TREATMENT
WETLANDS