Hart, W.K., Mertzman, S.A. (1983). K-Ar ages of rhyolites from the western Snake River Plain area, Oregon, Idaho, and Nevad. Isochron/West Bulletin of Isotopic Geochronology, vol. 36, p. 17-19. Edited by: Schilling, John H. Keywords: Salmon Creek Reservoir ID, Murphy Hot Springs ID, Jordan Valley OR, Anderson Crossing OR, Grassmere ID