Description: The continuity of the Morrison aquifer can be estimated from the sandstone isolith map of Galloway (1980), in addition to the outcrop patterns and faults on the edge of the basin. These fluvial sandstones are highly heterogeneous.
Service Item Id: 865cc4160e394bc8ab365b4ba35b105d
Copyright Text: Galloway, W. E., 1980, Deposition and early hydrologic evolution of the Westwater Canyon and other fluvial fan systems, in Rautman, C. A., compiler, Geology and mineral technology of the Grants uranium region: New Mexico Bureau of Mines and Mineral Resources Memoir 38, p. 59–69.