D.N.R. Announces Drawdown for Theresa Marsh Wildlife Area

D.N.R. Announces Drawdown for Theresa Marsh Wildlife Area Reduction of Water-Levels Necessary for Main Dike Repairs WIS. DEPT. OF NATURAL RESOURCES The Wisconsin Department of Natural Resources (DNR) announced that it will conduct a full drawdown at Theresa Marsh Wildlife Area in Washington and Dodge counties. Water reduction began mid-July, and water levels will be lowered gradually until