As government pressure mounts on Norfolk Southern to conduct and pay for comprehensive area cleanup, Arcadis and AECOM have been hired to assist.

Norfolk Southern Railroad has provided Ohio environmental officials with a proposed action plan to remediate environmental damage stemming from a Feb. 3 freight train derailment and ensuing fire.

The funding will support Philadelphia's 25-year water revitalization plan, which calls for lead service line replacement and upgrades to regional water treatment plants.

Action is latest round in long-running battle over major minerals development in sensitive Bristol Bay watershed.

EPA and Corps of Engineers seek clarity in rule release, but some industry groups question the move with a key related US Supreme Court case decision still ahead.

The rule is targets on-highway vehicles, but it includes provisions covering engine categories used in some construction equipment.

U.S. Environmental Protection Agency Administrator Michael Regan returned to Jackson, Miss., Sept. 26 to reaffirm his commitment to ensuring the city gets relief for its ongoing drinking water issues.