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Person Details: H. James Simpson Jr.

Superfund Research Program

H. James Simpson Jr.

Columbia University
Lamont-Doherty Earth Observatory-Geochemistry
Room 44
Palisades, New York 10964
Phone: 845-365-8570
Fax: 845-365-8155
Email: simpsonj@ldeo.columbia.edu

Projects

Hazardous Waste Sites

Winthrop Landfill

  • Columbia University: Enhanced Remediation at U.S. Arsenic-Contaminated Sites

Publications

2010

2007

  • Graziano JH, Chillrud SN, Simpson HJ, Golden M. 2007. Local health risks from arsenic appear 'vanishingly small'. (non-peer reviewed)
  • Keimowitz AR, Mailloux BJ, Colery P, Stute M, Simpson HJ, Chillrud SN. 2007. Laboratory investigations of enhanced sulfate reduction as a groundwater arsenic remediation strategy. Environ Sci Technol 41(19):6718-6724. PMID:17969686 PMCID:PMC3155844
  • Wovkulich K, Simpson HJ, Stute M, Mailloux BJ, Keimowitz AR, Cheng Z, Chillrud SN. 2007. Improving arsenic remediation through chemistry: laboratory and modeling data for a Superfund site highly contaminated with arsenic (Vineland, NJ). Superfund Basic Research Symposium
  • Wovkulich K, Stute M, Simpson HJ, Mailloux BJ, Lacko A, Keimowitz AR, Cheng Z, Chillrud SN. 2007. Mobilization of arsenic from contaminated sediments for improved remediation. Superfund Basic Research Symposium

2006

  • Parisio S, Keimowitz AR, Simpson HJ, Lent A, Blackman V. 2006. Arsenic-rich iron floe deposits in seeps downgradient of solid waste landfills. Soil Sediment Contam 15:443-453.

2004

  • Chillrud SN, Bopp RF, Ross JM, Chaky DA, Hemming S, Shuster EL, Simpson HJ, Estabrooks FD. 2004. Radiogenic lead isotopes and time stratigraphy in the Hudson River, New York. Water Air Soil Pollut 4(2-3):469-482.
  • Zheng Y, Stute M, van Geen AF, Gavrieli I, Dhar RK, Simpson HJ, Ahmed KM. 2004. Redox control of arsenic mobilization in Bangladesh groundwater. Appl Geochem 19(2):201-204.

2003

  • Keimowitz AR, Datta S, Stute M, Simpson HJ, Chillrud SN, Tsang M, Ross JM. 2003. Arsenic mobilization under reducing conditions beneath a landfill in Maine. In: Proceedings of the 226th ACS (American Chemical Society) National Meeting - Fall 2003. New York, NY.

2002

  • Datta S, Keimowitz AR, Simpson HJ, Stute M, Chillrud SN, Tsang M, Zheng Y, van Geen AF, Dobbs GM. 2002. Redox controls on arsenic mobility beneath Winthrop landfill, Maine. In: Proceedings of Arsenic in New England. New Hampshire Consortium on Arsenic, May 29-31.
  • Tsang M, Chillrud SN, Stute M, Simpson HJ, Ross JM, Keimowitz AR, Zheng Y, Wallace S, Cheng Z, van Geen AF. 2002. Arsenic mobilization from fine particles under reducing conditions: implications for groundwater remediation. In: Proceedings of the 37th Annual Meeting of the Northeastern Geological Society of America.
  • van Geen AF, Ahsan H, Horneman AH, Dhar RK, Zheng Y, Hussain A, Ahmed KM, Gelman AE, Stute M, Simpson HJ, Wallace S, Small C, Parvez F, Slavkovich VN, Lolacono NJ, Becker M, Cheng Z, Momotaj H, Shahnewaz M, Seddique AA. 2002. Promotion of well-switching to mitigate the current arsenic crisis in Bangladesh. Bull World Health Organ 80(9):732-737. PMID:12378292

2001

  • Dhar RK, Zheng Y, Stute M, van Geen AF, Gavrieli I, Versteeg RJ, Steckler MS, Goodbred SL, Horneman AH, Simpson HJ, Ahmed KM. 2001. Spatial variability of arsenic concentrations in two villages in Araihazar Upazila, Narayanganj district of Bangladesh. Eos, Transactions, American Geophysical Union 82(20):S204.
  • He Y, Zheng Y, Locke DC, Simpson HJ, Stute M. 2001. Dissolved sulfide in groundwater with elevated arsenic concentrations at Winthrop, Maine. Eos, Transactions, American Geophysical Union 82(47):H32C-0316.
  • Stute M, Simpson HJ, Chillrud SN, Law-wai E, Santella RM, Ross JM, Ho DT, Schlosser P, Zheng Y, Dobbs GM. 2001. Application of SF6, bromide and 3H/3He for tracing groundwater transport beneath a landfill. Eos, Transactions, American Geophysical Union 82(47):H22C-0371.
  • Stute M, Simpson HJ, Chillrud SN, Law-wai E, Santella RM, Ross JM, Ho DT, Schlosser P, Zheng Y, van Geen AF, Dobbs GM, Butler BK. 2001. Arsenic mobilization in reducing groundwaters at a Superfund site in Maine: remediation through aquifer redox manipulation?. In: Proceedings of the Arsenic in Drinking Water International Conference. Columbia University, Nov. 26-27.
  • Zheng Y, Dhar RK, Stute M, van Geen AF, Horneman AH, Gavrieli I, Versteeg RJ, Steckler MS, Goodbred SL, Simpson HJ, Cheng Z, Ahmed KM, Shamsudduha M, Shahnewaz M. 2001. Variability of Arsenic concentrations in tube wells from two villages in Araihazar Upzila, Bangladesh. In: Proceedings of the Arsenic in Drinking Water International Conference. Columbia University, Nov. 26-27.

2000

  • Gavrieli I, Zheng Y, van Geen AF, Stute M, Simpson HJ, Dhar RK, Ahmed KM, Goldstein SL. 2000. Hydrogeochemical study of the mobilization of arsenic in Bangladesh groundwater- the role of redox condition. In: Proceedings of the Goldschmidt Conference, Sept. 4-9th, European Union for the Geochemistry and the Geochemical Society. Oxford, England.
  • Stute M, Zheng Y, van Geen AF, Simpson HJ, Dhar RK, Gavrieli I, Schlosser P, Ahmed KM. 2000. Groundwater flow dynamics and As geochemistry in the central Ganges-Brahmaputra Delta of Bangladesh. Eos, Transactions, American Geophysical Union 48:H21D-02.
  • Zheng Y, Stute M, van Geen AF, Gavrieli I, Simpson HJ, Dhar RK, Ahmed KM. 2000. Arsenic mobilization in Bangladesh groundwaters: a case study of geochemistry and hydrology in Narayaganj and Laxmipur districts. In: Proceedings of the 31st International Geological Congress 2000: 'Geology and Sustainable Development-Challenges of the Third Millennium' Pre-Congress Workshop 'Arsenic in Groundwater of Sedimentary Aquifer', Aug. 3-5. Rio de Janeiro, Brazil.

1999

  • Zheng Y, Stute M, van Geen AF, Simpson HJ, Graziano JH, Ahsan H, Brandt-Rauf PW. 1999. An integrated study of sources, transport and health effects of AS in Bangladesh. In: Proceedings of the Conference on Arsenic in Bangladesh Ground Water. February 27-29. Wagner College, New York City, NY.
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