TY - RPRT TI - Predicted nitrate and arsenic concentrations in basin-fill aquifers of the Southwestern United States AU - David W. Anning AU - Angela P. Paul AU - Tim S. McKinney AU - Jena M. Huntington AU - Laura M. Bexfield AU - Susan A. Thiros PY - 2012 DO - 10.3133/sir20125065 UR - https://pubs.usgs.gov/publication/sir20125065 ID - sir20125065 ER -