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Author Younger, P.L.
Title Minewater treatment using wetlands Type Journal Article
Year 1997 Publication Water and Environment Manager Abbreviated Journal
Volume (down) 2 Issue 4 Pages 11
Keywords Wetlands and estuaries geographical abstracts: physical geography hydrology (71 6 8) wetlands mine drainage water treatment
Abstract Experiences gained by the UK Mining Industry and effluent treatment companies in theuse of wetlands for treating minewaters are discussed. Discharges from abandoned mines is a major cause of freshwater pollution in some regions. Key topics relating to the use of wetlands for minewater treatment will be discussed at a CIWEM conference in Newcastle on 5 September 1997.
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Notes Minewater treatment using wetlands; 0283405; Geobase Approved no
Call Number CBU @ c.wolke @ 10624 Serial 200
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Author Demchak, J.; Morrow, T.; Skousen, J.; Donovan, J.J.; Rose, A.W.
Title Treatment of acid mine drainage by four vertical flow wetlands in Pennsylvania Evolution and remediation of acid-sulfate groundwater systems at reclaimed mine-sites Type Journal Article
Year 2001 Publication Geochemistry – Exploration, Environment, Analysis Abbreviated Journal
Volume (down) 1 Issue 1 Pages 71-80
Keywords acid mine drainage alkalinity anaerobic environment Appalachian Plateau Appalachians carbonate rocks Clearfield County Pennsylvania constructed wetlands Eh equilibrium Filson Wetlands ground water Howe Bridge Wetlands hydrology Jefferson County Pennsylvania limestone McKinley Wetlands Mill Creek watershed Moose Creek movement North America passive methods Pennsylvania pH pollution reclamation sedimentary rocks Sommerville Wetlands systems United States water treatment watersheds wetlands 22 Environmental geology 02B Hydrochemistry
Abstract Acid mine drainage (AMD) is a serious problem in many watersheds where coal is mined. Passive treatments, such as wetlands and anoxic limestone drains (ALDs), have been developed, but these technologies show varying treatment efficiencies. A new passive treatment technique is a vertical flow wetland or successive alkalinity producing system (SAPS). Four SAPS in Pennsylvania were studied to determine changes in water chemistry from inflow to outflow. The Howe Bridge SAPS removed about 130 mg l (super -1) (40%) of the inflow acidity concentration and about 100 mg l (super -1) (60%) iron (Fe). The Filson 1 SAPS removed 68 mg l (super -1) (26%) acidity, 20 mg l (super -1) (83%) Fe and 6 mg l (super -1) (35%) aluminium (Al). The Sommerville SAPS removed 112 mg l (super -1) (31%) acidity, exported Fe, and removed 13 mg l (super -1) (30%) Al. The McKinley SAPS removed 54 mg l (super -1) (91%) acidity and 5 mg l (super -1) (90%) Fe. Acid removal rates at our four sites were 17 (HB), 52 (Filson1), 18 (Sommerville) and 11 (McKinley) g of acid per m (super 2) of surface wetland area per day (g/m (super 2) d (super -1) ). Calcium (Ca) concentrations in the SAPS effluents were increased between 8 and 57 mg l (super -1) at these sites. Equilibrators, which were inserted into compost layers to evaluate redox conditions at our sites, showed that reducing conditions were generally found at 60 cm compost depths and oxidized conditions were found at 30 cm compost depths. Deeply oxidized zones substantiated observations that channel flow was occurring through some parts of the compost. The Howe Bridge site has not declined in treatment efficiency over a six year treatment life. The SAPS construction costs were equal to about seven years of NaOH chemical treatment costs and 30 years of lime treatment costs. So, if the SAPS treatment longevity is seven years or greater and comparable effluent water quality was achieved, the SAPS construction was cost effective compared to NaOH chemical treatment. Construction recommendations for SAPS include a minimum of 50 cm of compost thickness, periodic replacement or addition of fresh compost material, and increasing the number of drainage pipes underlying the limestone.
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ISSN 1467-7873 ISBN Medium
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Notes Treatment of acid mine drainage by four vertical flow wetlands in Pennsylvania Evolution and remediation of acid-sulfate groundwater systems at reclaimed mine-sites; 2002-008380; References: 15; illus. incl. 5 tables United Kingdom (GBR); GeoRef; English Approved no
Call Number CBU @ c.wolke @ 16518 Serial 58
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Author Schueck, J.H.
Title Limestone diversion wells; a low-maintenance, cost-effective method for treating acid-mine drainage with limestone Type Book Chapter
Year 1995 Publication Guidebook for the Annual Field Conference of Pennsylvania Geologists, vol.60 Applied geology in the Lock Haven and Williamsport region, Clinton and Lycoming counties, northcentral Pennsylvania Abbreviated Journal
Volume (down) Issue Pages 9-12
Keywords acid mine drainage; Babb Creek watershed; Blossburg coal basin; carbonate rocks; ground water; hydrology; limestone; Pennsylvania; pollution; remediation; sedimentary rocks; Tioga County Pennsylvania; United States; water wells; watersheds; wells 22, Environmental geology
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Publisher Place of Publication Editor Carnein, C.R.; Way, J.H.
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Notes Limestone diversion wells; a low-maintenance, cost-effective method for treating acid-mine drainage with limestone; GeoRef; English; 1996-018760; 60th annual field conference of Pennsylvania geologists, Williamsport, PA, United States, Oct. 5-7, 1995 References: 3; 1 table, sketch map Approved no
Call Number CBU @ c.wolke @ 6420 Serial 77
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Author Karathanasis, A.D.; Barton, C.D.
Title The revival of a failed constructed wetland treating a high Fe load AMD Type Book Chapter
Year 1999 Publication Proceedings; biogeochemistry of trace elements in coal and coal combustion byproducts Abbreviated Journal
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Keywords abandoned mines acid mine drainage anaerobic environment carbonate rocks characterization composting constructed wetlands design environmental analysis ferrihydrite geologic hazards hydrology hydroxides iron iron hydroxides Kentucky limestone metals minerals mines organic compounds oxides pollution remediation runoff sedimentary rocks sediments solubility sulfate ion United States water quality water treatment wetlands 22, Environmental geology
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Publisher Kluwer Academic/Plenum Publishers Place of Publication New York Editor Sajwan, K.S.; Alva, A.K.; Keefer, R.F.
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ISSN ISBN 0306462885 Medium
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Notes The revival of a failed constructed wetland treating a high Fe load AMD; GeoRef; English; 2002-039561; Fourth international conference on the Biogeochemistry of trace elements, Berkeley, CA, United States, June 23, 1997 References: 45; illus. incl. 2 tables, sketch maps Approved no
Call Number CBU @ c.wolke @ 16571 Serial 82
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Author Ziemkiewicz, P.F.; Skousen, J.G.; Skousen, J.G.; Ziemkiewicz, P.F.
Title Overview of acid mine drainage at-source control strategies Type Book Chapter
Year 1996 Publication Acid mine drainage control and treatment Abbreviated Journal
Volume (down) Issue Pages
Keywords acid mine drainage; acidification; alkalinity; backfill; coal mines; disposal barriers; geochemistry; ground water; hydrochemistry; hydrology; leaching; legislation; mines; mitigation; Pennsylvania; pollution; prediction; reclamation; remediation; simulation; SMCRA; soils; Surface Mine Control and Reclamation Act; surface water; topsoil; toxicity; United States; waste disposal; waste rock; water quality; weathering 22, Environmental geology
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Publisher West Virginia University and the National Mine Land Reclamation Center Place of Publication Morgantown Editor
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Notes Overview of acid mine drainage at-source control strategies; GeoRef; English; 2004-051145; Edition: 2 References: 44 Approved no
Call Number CBU @ c.wolke @ 6355 Serial 186
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