PHILADELPHIA, PA (SEPT. 5, 2018) – The U.S. Army Corps Engineers Philadelphia District announced it will draw down the reservoirs at Blue Marsh Lake and Francis E. Walter Dam in preparation for significant forecasted rainfall. Blue Marsh Lake is located on the Tulpehocken Creek, a tributary of the Schuylkill River, about four miles northwest of Reading, Pa. The Francis E. Walter Dam is located near the confluence of Bear Creek and the Lehigh River in White Haven, Pa