1. Occurrence and distribution of organic wastewater compounds in Rock Creek Park, Washington, D.C., 2007-2008 Author/Creator: Phelan, Daniel J. Publication/Creation: [Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, [2010] Format: Book Access & Availability: Loading
2. Changes in ground-water quality in the Canal Creek aquifer between 1995 and 2000-2001, West Branch Canal Creek area, Aberdeen Proving Ground, Maryland Author/Creator: Phelan, Daniel J. Publication/Creation: Denver, CO : U.S. Geological Survey, Branch of Information Services [distributor]. Format: Book Access & Availability: Loading
3. Changes in ground-water quality in the Canal Creek aquifer between 1995 and 2000-2001, West Branch Canal Creek area, Aberdeen Proving Ground, Maryland Author/Creator: Phelan, Daniel J. Publication/Creation: Denver, CO : U.S. Geological Survey, Branch of Information Services [distributor]. Format: Book Access & Availability: Loading