EARTHQUAKE: Magnitude 4.8 – UTAH

Apr 11, 2012

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Earthquake Details

  • This is a computer-generated message — this event has not yet been reviewed by a seismologist.
Magnitude 4.8
Date-Time
  • Thursday, April 12, 2012 at 03:29:22 UTC
  • Wednesday, April 11, 2012 at 09:29:22 PM at epicenter
Location 37.806°N, 112.100°W
Depth 0.8 km (~0.5 mile) (poorly constrained)
Region UTAH
Distances
  • 20 km (13 miles) N (357°) from Tropic, UT
  • 27 km (17 miles) N (351°) from Cannonville, UT
  • 28 km (18 miles) NNW (341°) from Henrieville, UT
  • 44 km (27 miles) W (275°) from Escalante, UT
  • 208 km (129 miles) ENE (57°) from Mesquite, NV
  • 328 km (204 miles) S (183°) from Salt Lake City, UT
Location Uncertainty horizontal +/- 0.8 km (0.5 miles); depth +/- 5.6 km (3.5 miles)
Parameters NST= 40, Nph= 40, Dmin=27 km, Rmss=0.45 sec, Gp= 83°,
M-type=duration magnitude (Md), Version=1
Source
  • University of Utah Seismograph Stations