Hudson River Pcb Contamination Location

In 2001 after a ten year study of pcb contamination in the hudson river epa proposed a plan to clean up the river by dredging more than 100 000 pounds 45 000 kg of pcbs.

Hudson river pcb contamination location. Sediments of the upper hudson river as well as mna2 of pcb contamination that remain in the river after dredging. The worst pcb hotspots are targeted for remediation by removing and disposing of more than 2 6 million cubic yards of contaminated sediment. Histopathology of brown bullhead ameiurus nebulosus smallmouth bass micropterus dolomieu and yellow perch perca flavescens in relation to polychlorinated biphenyl pcb contamination in the hudson river. The 2018 report analyzed 10 153 samples of surface water from 200 miles of hudson river flowing from hudson falls to the battery in lower manhattan.

Hudson river remains contaminated new report says. Epub 2016 oct 15. The river has been studied and monitored for decades. In 2002 the epa issued a record of decision rod which required the dredging and disposal of contaminated sediments from the bottom of the river.

E m c n of c n d a and guidance criteria as well as to effects thresholds from the scientific literature. Small sections of the riverbed were capped with impermeable materials to contain the pcb contamination. Actions would be based on several factors including the level of pcb contamination detected the current setting or use of an area e g recreational residential commercial and how frequently an area is occupied. This five year review is a statutory review and will review the remedial action at the remnant deposit sites as well as the remedy currently being implemented for the upper hudson river sediments.