INTRODUCTIONIntroduction • February 10th, 2004
Contract Type FiledFebruary 10th, 2004In an Engineering Agreement, SL-133-5, dated February 28, 1975, Gwin Engineers, Inc. was contracted by the Department of Environmental Resources of the Commonwealth of Pennsylvania to perform an acid mine drainage abatement study on the Mill Creek Watershed, Clarion and Jefferson Counties, Pennsylvania.