Regional Earthquake Information

Quaternary Fault Maps

Utah Fault Maps

  • Utah Fault Map
    • Adapted from Hecker, S. (1993). Quaternary Tectonics of Utah with emphasis on Earthquake-Hazard Characterization, Utah Geological Survey Bulletin 127, p. 157.
  • Salt Lake County Map, pdf version
    • Earthquake Fault Map of a Portion of Salt Lake County, Utah or download a pdf version , Utah Geological and Mineral Survey Public Information Series 3, January 1990.
  • Utah County Map, pdf version
    • Earthquake Fault Map of a Portion of Utah County, Utah or download a pdf version , Utah Geological and Mineral Survey Public Information Series 11, March 1991.
  • Weber County Map, pdf version
    • Earthquake Fault Map of a Portion of Weber County, Utah or download a pdf version , Utah Geological and Mineral Survey Public Information Series 1, January 1990.
  • Davis County Map, pdf version
    • Earthquake Fault Map of a Portion of Davis County, Utah or download a pdf version , Utah Geological and Mineral Survey Public Information Series 2, January 1990.

Additional Fault Maps

  • Yellowstone National Park Fault Map
    • Adapted from Christiansen, R. L. (1993). The Quaternary and Pliocene Yellowstone volcanic field of Wyoming, Idaho, and Montana, U. S. Geological Survey Professional Paper 729-G, 237p.
  • Intermountain Seismic Belt (ISB) Fault Map
    • (ISB includes Utah, and parts of Montana, Idaho, Wyoming, Nevada, Colorado, Arizona, and New Mexico.)
      From Smith, R. B., and Arabasz, W. J. (1991). Seismicity of the Intermountain Seismic Belt, in Slemmons, D. B., Engdahl, E. R., Zoback, M
  • Quaternary Fault and Fold Database of the United States
    • This website contains information on faults and associated folds in the United States that are believed to be sources of M>6 earthquakes during the Quaternary (the past 1,600,000 years). Maps of these geologic structures are linked to detailed descriptions and references.