TY - RPRT TI - Hydrogeologic settings and groundwater-flow simulations for regional investigations of the transport of anthropogenic and natural contaminants to public-supply wells—Investigations begun in 2004 AU - Sandra M. Eberts PY - 2011 DO - 10.3133/pp1737b UR - https://pubs.usgs.gov/publication/pp1737B ID - pp1737B ER -