Leaching Tests for Characterizing Wastes

Projects 

Current Projects

New Leaching Protocols for Florida Beneficial Use

Leaching Test Publications

Blaisi, N, Roessler, J, Cheng, W, Townsend, T, Al-Abed, S (2015). "Evaluation of the impact of lime softening waste disposal in natural environments." Waste Management.  doi:10.1016/j.wasman.2015.06.015

Krause, K, Townsend, T (2015). “Hazardous waste status of discarded electronic cigarettes.” Waste Management. 39:57-62.doi:10.1016/j.wasman.2015.02.005.

Hayes, J, Wang, J, Roessler, J, Ferraro, C, Wu, CY, Deford, D, Townsend, T (2015). “Evaluation of leaching of trace metals from concrete amended with cement kiln baghouse filter dust.” Resources, Conservation and Recycling. 94(92-98).doi:10.1016/j.resconrec.2014.11.012.

Oehmig, W, Roessler, J, Zhang, J, Townsend, T (2015). “Effect of ferrous metal presence on lead leaching in municipal waste incineration bottom ashes.” Journal of Hazardous Materials. 283:500-506.  doi:10.1016/j.jhazmat.2014.09.040.

Roessler, J., Oehmig, W., Blaisi, N., Townsend, T. (2014). “Chemical characterization of high temperature arc gasification slag with a focus on element release in the environment.” Environmental Science and Technology. 48(14): 7781-7788.

Cheng, W., Roessler, J., Blaisi, N., Townsend, T. (2014). “Effect of water treatment additives on lime softening residual trace chemical composition – implications for disposal and reuse.” Journal of Environmental Management. 145: 240-248.

Wang, Y., Sikora, S., Kim, H. Dubey, B., Townend, T. (2012) “Mobilization of iron and arsenic from soil by construction and demolition debris landfill leachate.” Waste Management. 32(5): 925-932.  doi:10.1016/j.wasman.2011.11.016.

Kim, H., Jang, Y-C., Townsend, T. (2011) “The behavior and long-term fate of metals in simulated landfill bioreactors under aerobic and anaerobic conditions.” Journal of Hazardous Materials. 194:369-377. doi:10.1016/j.jhazmat.2011.07.119.

Spalvins, E., Dubey, B., Townsend, T. (2008).  “Impact of Electronic Waste Disposal on Lead Concentrations in Landfill Leachate.”Environmental Science and Technology. 42(19) 7452–7458.

Tolaymat, T., Dubey, B., Townsend, T. (2008). “Assessing Risk Posed by Land Application of Ash from the Combustion of Wood and Tires.”  Journal of Residual Science and Technology. 5(2).

Jambeck, J., Townsend, T., Solo-Gabriele, H. (2008) “Landfill Disposal of CCA-treated Wood with Construction and Demolition (C&D) Debris: Arsenic, Chromium and Copper Concentrations in Leachate.”  Environmental Science and Technology. 42(15) 5740-5745.

Wadanambi, L., Dubey, B., Townsend, T. (2008) “The Leaching of Lead from Lead Based Paint in Landfill Environments” Journal of Hazardous Materials. 57, 194-200.

Townsend, T., Musson, S., Dubey, B., Pearson, B. (2008) “Leachability of printed wire boards containing leaded and lead free solders” Journal of Environmental Management.  88, 926-931.

Dubey, B., Townsend, T., Solo-Gabriele, H., Bitton, G. (2007) “Impact of Surface Water Conditions on Preservative Leaching and Aquatic Toxicity from Treated Wood Products.” Environmental Science and Technology. 41(10): 3781-3786.

Dubey, B., Townsend, T. (2007). “Leaching of Milled Asphalt Pavement Amended with Waste-to-energy Ash.”  Journal of Environment and Waste Management.  1(2/3): 145-158.

Shibata, T., Solo-Gabriele, H., Dubey, B., Townsend, T. (2006) “Arsenic Leaching from Mulch Made from Recycled Construction and Demolition Wood and Impacts of Iron-Oxide Colorants.” Environmental Science and Technology. 40(16):5102-5107.

Musson, S., Vann, K., Jang, Y., Mutha, S., Jordan, A., Pearson, B., Townsend, T. (2006). “RCRA Toxicity Characterization of Discarded Electronic Devices.” Environmental Science and Technology. 40(8):2721-2726.

Jambeck, J., Townsend, T., Solo-Gabriele, H.  (2006) “Leaching of chromated copper arsenate (CCA)-treated wood in a simulated monofill and its potential impacts to landfill leachate.” Journal of Hazardous Materials. A135:21-31.

Vann, K., Musson, S., Townsend, T. (2006) “Evaluation of a Modified TCLP Methodology for RCRA Toxicity Characterization of Computer CPUs.”   Journal of Hazardous Materials. 1-3:101-109.

Vann, K., Musson, S., Townsend, T. (2006) “Factors Affecting TCLP Lead Leachability From Computer CPUs.” Waste Management. 26(3):293-298.

Townsend, T., Dubey, B., Tolaymat, T. (2006) “Interpretation of SPLP Results for assessing Risk to Groundwater from Land-applied Granular Waste.” Environmental Engineering Science. 23(1): 236-248.

Townsend, T., Dubey, B., Tolaymat, T., Solo-Gabriele, H. (2005) “Preservative Leaching from Weathered CCA-Treated Wood.” Journal of Environmental Management. 75(2):105-113.

Stook, K., Tolaymat, T., Ward, M., Dubey, B., Townsend, T., Solo-Gabriele, H., Bitton, G.  (2005) “Relative Leaching and Aquatic Toxicity of Pressure-Treated Wood Products Using Batch Leaching Tests.”  Environmental Science and Technology. 39(1):155-163.

Jain, P., Jang, Y., Tolaymat, T., Witwer, M., Townsend, T. (2005) “Recycling of Water Treatment Plant Sludge via Land Application: Assessment of Risk.” Journal of Residuals Science and Technology. 2(1):13-23.

Stook, K., Dubey, B., Ward, M., Townsend, T., Bitton, G., Solo-Gabriele, H. (2004) “An Evaluation of the Heavy Metal Toxicity of Pressure Treated Wood Leachates with MetPLATE.” Bulletin of Environmental Contamination and Toxicology. 73(6):987-994.

Townsend, T., Tolaymat, T., Solo-Gabriele, H., Dubey, B., Stook, K., Wadanambi, L. (2004) “Leaching of CCA-Treated Wood: Implications for Waste Disposal.”  Journal of Hazardous Materials. B114:75-91.

Dubey, B., Townsend, T. (2004). “Arsenic and Lead Leaching from the Waste Derived Fertilizer Ironite.” Environmental Science and Technology. 38(20): 5400-5404.

Jang, Y., Townsend, T. (2003)  “Leaching of lead from computer printed wire boards and cathode ray tubes by municipal solid waste landfill leachates.”  Environmental Science and Technology. 37:4778-4784.

Jang. Y., Townsend, T. (2003). “Effect of waste depth on leachate quality from laboratory construction and demolition debris landfills.”Environmental Engineering Science. 20(3):183-196.

Jang, Y., Townsend, T., Ward, M., Bitton, G. (2002).  “Leaching of arsenic, chromium and copper in a contaminated soil at a wood preserving site.”  Bulletin of Environmental Contamination and Toxicology. 69:808-816.

Jang, Y. and Townsend, T. (2001) “Sulfate Leaching from Recovered Construction and Demolition Debris Fines.” Advances in Environmental Research. 5:203-217.

Musson, S., Jang, Y., Chung, I., and Townsend, T. (2000). “Characterization of lead leachability from cathode ray tubes using the toxicity characteristic leaching procedure.” Environmental Science and Technology. 34:4376-4381.

Townsend, T., Jang, Y., Thurn, L. (1999)  “Simulation of construction and demolition waste leachate.” Journal of Environmental Engineering, ASCE. 125(11):1071-1081.

Brantley, A., Townsend, T. (1999) “Leaching of pollutants from reclaimed asphalt pavement.”  Environmental Engineering Sciences. 16(2):105-116.