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, 1999 AU - Tony P. Schrader PY - 1999 DO - 10.3133/wri994208a UR - https://pubs.usgs.gov/publication/wri994208A ID - wri994208A ER -