|Woodbine Formation, East Texas Basin
Kreitler and others (1984, p. 117) stated in their summary of the hydrology of deep aquifers in the East Texas Basin "Recharge probably occurred during Cretaceous time; therefore the waters are very old."
Kreitler, C. W., Collins. E. W., Fogg, G. E., Jackson, M. P. A., and Seni, S. J., 1984, Hydrogeological characterization of the saline aquifers, East Texas Basin-implications to nuclear waste storage in East Texas salt domes: The University of Texas at Austin, Bureau of Economic Geology, contract report prepared for U.S. Department of Energy, under contract no. DE-AC97-80ET46617, 156 p.