1. Water quality and possible sources of nitrate in the Cimarron Terrace Aquifer, Oklahoma, 2003 Author/Creator: Masoner, Jason R. Publication/Creation: Reston, Va. : U.S. Dept. of the Interior, U.S. Geological Survey ; Denver, CO : U.S. Geological Survey, Information Services [distributor], 2004 Resource Type: Book Access & Availability: Loading