TY - RPRT TI - Lithologic and ground-water-quality data collected using Hoverprobe drilling techniques at the West Branch Canal Creek wetland, Aberdeen Proving Ground, Maryland, April-May 2000 AU - Daniel J. Phelan AU - Michael P. Senus AU - Lisa D. Olsen PY - 2001 DO - 10.3133/ofr00446 UR - https://pubs.usgs.gov/publication/ofr00446 ID - ofr00446 ER -