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Title: A literature review of biological treatment and bioremediation technologies which may be applicable at fertilizer/agrichemical dealer sites

Technical Report ·
OSTI ID:6726941

Pesticide and fertilizer products, as well as petroleum fuels and oils, are handled by several thousand fertilizer/agrichemical dealers in the United States. Incidental spillage of these products, as well as improper disposal or recycling of equipment and container rinsewaters, can result in contamination of soil, surface, and groundwaters with hazardous chemicals. Past accidental spills and previously acceptable disposal and management practices are another source of contamination. As dealers continue their efforts to contain, collect, and recycle their wastes and spills, there will be an increasing need for safe, efficient, and cost-effective waste treatment and site remediation technologies to address this issue of pesticide and fertilizer product contamination of soil and water media at dealer sites. The National Fertilizer Environmental Research Center (NFERC) has initiated an effort to modify, research, develop, demonstrate, introduce, and market waste treatment and site remediation technologies for dealers. This report supports this effort by providing a review of the literature concerning the biodegradability of specific classes of pesticides, as well as biological treatment and bioremediation technologies which may be applicable to the wastes generated by dealers. Biological treatment technologies include the trickling filter and activated sludge processes. Bioremediation technologies for contaminated soil at dealer sites include land application, soil mounds, and composting. Commercial firms offer several other bioremediation technologies including in situ bioremediation and slurry-phase biodegradation. Site characterization factors required prior to implementing bioremediation technologies are discussed in this report. Finally, a case history concerning the bioremediation of pesticide-contaminated soil and groundwater is summarized, and conclusions drawn from this information are presented.

Research Organization:
National Fertilizer and Environmental Research Center, Muscle Shoals, AL (United States)
Sponsoring Organization:
TVA; Tennessee Valley Authority, Knoxville, TN (United States)
OSTI ID:
6726941
Report Number(s):
TVA-Bull-Y-215; ON: DE93003920
Country of Publication:
United States
Language:
English