TY - RPRT TI - Geohydrology and numerical simulation of groundwater flow in the central Virgin River Basin of Iron and Washington Counties, Utah AU - V.M. Heilweil AU - G. W. Freethey AU - C.D. Wilkowske AU - Bernard J. Stolp AU - Dale E. Wilberg PY - 2000 UR - https://pubs.usgs.gov/publication/70179116 ID - 70179116 ER -