Superfund Research Program

Sequestration and Immobilization of Metal and Metalloid Contaminants in Sediments

Project Leader: Peggy A. O'Day
Grant Number: R01ES016201
Funding Period: 2007-2011

Program Links

Publications

2016

• Serrano S, Vlassopoulos D, O'Day PA. 2016. Mechanism of Hg(II) immobilization in sediments by sulfate-cement amendment. Appl Geochem 67:68-80. doi:10.1016/j.apgeochem.2016.01.007 PMID:26997751 PMCID:PMC4792068

2015

• Serrano S, Gomez-Gonzalez MA, O'Day PA, Laborda F, Bolea E, Garrido F. 2015. Arsenic speciation in the dispersible colloidal fraction of soils from a mine-impacted creek. J Hazard Mater 286:30-40. doi:10.1016/j.jhazmat.2014.12.025 PMID:25576781

2012

• Bessinger B, Vlassopoulos D, Serrano S, O'Day PA. 2012. Reactive transport modeling of subaqueous sediment caps and implications for the long-term fate of arsenic, mercury, and methylmercury. Aquat Geochem 18:297-326. doi:10.1007/s10498-012-9165-4 PMID:27110214 PMCID:PMC4802735
• Hayes SM, Webb SM, Bargar JR, O'Day PA, Maier RM, Chorover J. 2012. Geochemical weathering increases lead bioaccessibility in semi-arid mine tailings. Environ Sci Technol 46(11):5834-5841. doi:10.1021/es300603s PMID:22553941 PMCID:PMC3376710
• Serrano S, Vlassopoulos D, Bessinger B, O'Day PA. 2012. Immobilization of Hg(II) by coprecipitation in sulfate-cement systems. Environ Sci Technol 46(12):6767-6775. doi:10.1021/es202939v PMID:22594782 PMCID:PMC3381454

2011

• Hayes SM, O'Day PA, Webb SM, Maier RM, Chorover J. 2011. Changes in zinc speciation with mine tailings acidification in a semiarid weathering environment. Environ Sci Technol 45:7166-7172. doi:10.1021/es201006b PMID:21761897 PMCID:PMC3175378
• O'Day PA, Serrano S, Stilson T, Vlassopoulos D. 2011. Mercury distribution and speciation in a seasonal wetland impacted by mine waste. In: Goldschmidt Conference.
• Serrano S, Vlassopoulos D, Bessinger B, O'Day PA. 2011. Hg(II) sequestration by ettringite-type phases. A geochemical modeling and EXAFS study. In: Goldschmidt Conference.
• Vlassopoulos D, O'Day PA. 2011. Approaches to in situ remediation of mercury and arsenic contaminated soils and sediments using mineral amendments. In: The Mineralogical Society Annual Meeting: Frontiers in Environmental Geoscience.

2010

• Bessinger B, Vlassopoulos D, Serrano S, O'Day PA. 2010. Reactive transport modeling of arsenic and mercury fate at the ground water-surface water interface. In: The National Groundwater Association 2010 Ground Water Summit.
• O'Day PA, Vlassopoulos D. 2010. Mechanisms of contaminant metal and metalloid sequestration using reactive amendments for soil and sediment remediation. In: The 20th General Meeting of the International Mineralogical Association.
• O'Day PA, Vlassopoulos D. 2010. Mineral-based amendments for remediation. Elements 6:375-381. doi:10.2113/gselements.6.6.375 PMID:22203887 PMCID:PMC3245872
• Serrano S, Vlassopoulos D, Garrido F, Garcia-Gonzalez MT, O'Day PA. 2010. Calibration of a general mineralogy-constrained sorption model for heavy metals and application to evaluation of reactive transport processes in natural soil columns. In: The National Groundwater Association 2010 Ground Water Summit.
• Serrano S, Vlassopoulos D, Garrido F, Garcia-Gonzalez MT, O'Day PA. 2010. Calibration of a general mineralogy-constrained sorption model for heavy metals and application to evaluation of reactive transport processes in natural soil columns. In: The National Groundwater Association 2010 Ground Water Summit.
• Serrano S, Vlassopoulos D, Garrido F, Garcia-Gonzalez MT, O'Day PA. 2010. Calibration of a general mineralogy-constrained sorption model for heavy metals and application to evaluation of reactive transport processes in natural soil columns. In: The National Groundwater Association 2010 Ground Water Summit.

2009

• Bessinger B, Vlassopoulos D, Serrano S, O'Day PA. 2009. Reactive transport modeling of arsenic and mercury in a chemically amended sediment cap. In: Proceedings of the Fifth International Conference on Remediation of Contaminated Sediments. Battelle, Jacksonville, FL.
• O'Day PA, Serrano S, Bessinger B, Illera V, Vlassopoulos D. 2009. Sediment remediation of metal and metalloid contaminants with reactive amendments. In: 19th Annual V.M. Goldschmidt Conference. Davos, Switzerland.
• Vlassopoulos D, Bessinger B, Illera V, O'Day PA. 2009. Lithologic, hydrologic, and biogeochemical influences on spatio-temporal variability of As and Hg concentrations in groundwater. In: 19th Annual V.M. Goldschmidt Conference. Davos, Switzerland.

2008

• O'Day PA, Illera V, Choi S, Vlassopoulos D. 2008. Immobilization and natural attenuation of arsenic in surface and subsurface sediments. In: American Geophysical Union, Fall Meeting. San Francisco, CA.