Though the lawsuits have yet to start flying, the Connecticut Fund for the Environment and its senior staff lawyer, Roger Reynolds, are continuing to pressure industries to clean up stretches of state waterways by restricting their ability to discharge toxins.

The New Haven, Conn.-based advocacy group is advancing its initiatives on two fronts. It is intervening in discharge permit proceedings with the state Department of Environmental Protection, and it has threatened lawsuits against companies it says are polluting local rivers.