Magnitude 3.1 Earthquake of ARIZONA 2011 December 13

2011 December 13 23:36:22 UTC: ARIZONA

Magnitude: 3.1

Date-Time : Tuesday, December 13, 2011 at 23:36:22 UTC
Tuesday, December 13, 2011 at 04:36:22 PM at epicenter

Location : 36.764°N, 113.017°W

Depth : 8.2 km (5.1 miles)

Region : ARIZONA

Distances:

a) 25 km (16 miles) S (188°) from Colorado City, AZ

b) 35 km (22 miles) WSW (242°) from Kaibab, AZ

c) 95 km (59 miles) E (92°) from Mesquite, NV

d) 207 km (129 miles) ENE (72°) from Las Vegas, NV

Location Uncertainty: horizontal +/- 1.5 km (0.9 miles); depth +/- 2.2 km (1.4 miles)

Parameters : Nph= 17, Dmin=33 km, Rmss=0.27 sec, Gp=166°, M-type=local magnitude (ML), Version=3