TY - RPRT TI - Status of water levels in aquifers in the Nacatoch Sand of southwestern and northeastern Arkansas and the Tokio Formation of southwestern Arkansas, February 2005 AU - T. P. Schrader PY - 2007 DO - 10.3133/sir20075024 UR - https://pubs.usgs.gov/publication/sir20075024 ID - sir20075024 ER -