| occurrences and fate of ddt principal isomers/metabolites, dda, and o,p'-ddd enantiomers in fish, sediment and water at a ddt-impacted superfund site. | in the 1950s and 60s, discharges from a ddt manufacturing plant contaminated a tributary system of the tennessee river near huntsville, alabama, usa. regulatory action resulted in declaring the area a superfund site which required remediation and extensive monitoring. monitoring data collected from 1988, after remediation, through 2011 showed annual decreases approximating first-order decay in concentrations of total ddt and its six principal congeners (p,p'-ddt, o,p'-ddt, p,p'-ddd, o,p'-ddd, p, ... | 2014 | 25150505 |