The state Department of Environmental Conservation has approved a review of the Phase 1 work plan in the cleanup at the former Northrop Grumman settling ponds at present-day Bethpage Community Park.

A settling pond meant to remove copper from water — used to treat the cyanide — is also functional. A "low lying wetland" located about 200 metres from a containment pond at Victoria Gold's ...

After those 11 instances, he said, the company installed a water treatment system to augment the historic water treatment provided by settling ponds. The reclamation board agreed to lift the cease ...

Earlier this month, the territory said PwC finished building a settlement pond — needed to get copper concentrations below water guidelines before being discharged. Copper is being used by a ...

Earlier this month, the territory said PwC finishedbuilding a settlement pond — needed to get copper concentrations below water guidelines before being discharged. Copper is being used by a contractor ...