Environment

Native cutthroat are the park's most ecologically important fish because it is a food source for grizzly bears, birds of prey and other wildlife.

Instead, DEQ says the state was forced to spend over $3 million to remediate the contamination.

The project, headed by Aethon Energy Management and Burlington Resources Oil and Gas Co., would span 512 square miles.

The current rehabilitation project of the North Platte River began in 2006.

The Casper City Council will consider the matter at its work session at City Hall at 4:30 p.m. Tuesday.

The river rehabilitation will include some spring planting of a riparian seed mix and probably some trees.

The volunteer day is one of the rehabilitation efforts along the 13 miles of the North Platte River that runs through Casper.

On Sept. 12, the Wyoming Business Council's board of directors did not recommend the $500,000 grant request from the Casper City Council.

More than 300 volunteers have already registered.

The EPA says Kinder Morgan and Dow Chemical Company/Dowell Schlumberger, Inc., helped clean up the pollution from their facilities.