Office Washington Co. Office Bldg. Remediation describes cleanup activities at hazardous waste sites designed to reduce or eliminate significant risks to human health, welfare or the environment posed by contamination of the environment. Restoration in the context of NRDA is actions to restore, replace or acquire the equivalent of natural resources that are lost or harmed by such contamination. Remediation reduces environmental risks but does not restore any of the natural resource losses. NRD restorations can be of two types, either primary or compensatory.
Primary restoration is intended to replace resources that have been lost.
Compensatory restoration is designed to compensate for the losses of these resources and the services they provide from the time they are injured until they are restored. Superfund site to reassess their 1984 decision to not remediate contaminated sediments at the site. The Hudson River PCB Superfund site includes approximately 200 miles of the Hudson River between Hudson Falls and the Battery in New York City. This Reassessment will determine how and to what extent PCB-contaminated sediments in the Upper Hudson River will be remediated. The Trustees are coordinating their restoration efforts closely with EPA's ongoing Reassessment .