TY - RPRT TI - Water levels in the aquifers of the Nacatoch Sand of southwestern and northeastern Arkansas and the Tokio Formation of southwestern Arkansas, February–March 2011 AU - T. P. Schrader AU - Kirk D. Rodgers PY - 2013 DO - 10.3133/sir20135130 UR - https://pubs.usgs.gov/publication/sir20135130 ID - sir20135130 ER -