Sentence examples for toxic sediments from inspiring English sources

But officials said the work could start before the scheduled end of the study in 2008 if officials developed a sound understanding of the depth of toxic sediments and how and where they are drifting.

The other rider, attached to the veterans and housing appropriations bill, seeks to throw unnecessary obstacles in the way of a decision by the Environmental Protection Agency on how best to deal with toxic sediments in the Hudson River.

Today water has to be pumped constantly from the nearby river Pripyat to stop the lake evaporating in summer and exposing its toxic sediments, which would dry out and be spread by the wind.

New York's environmental agency has found that "resuspension" of toxic sediments during Phase 1 did not significantly raise levels of polychlorinated biphenyls, or PCBs, in fish and river water.

The state's Canal Corporation doesn't have the hundreds of millions of dollars needed to dredge toxic sediments from the waterway.

It also has one serious drawback: it would do nothing to clean up the toxic sediments that have settled into the canal's muddy bed or to remediate the soil on adjacent properties.

The panel said the dredgers needed better data on the location and concentration of the toxic sediment.

The consent decree with the Environmental Protection Agency required the company to dredge the river free of toxic sediment.

But on the other side of the Milltown Dam that separates the river lies 1.5 million cubic yards of toxic sediment from heavy metals.

Officials have surveyed the area and are testing samples at certain sites to see what was in the water, and to be sure that toxic sediment (volatile organic compounds, coal tar, lead) did not rise from the bottom and spread into the streets.

This involves draining part of the harbour and removing a bunch of toxic sediment from the seabed and foreshore.