Magnitude 2.8 Earthquake of SEATTLE-TACOMA URBAN AREA, WASHINGTON 2012 February 04

2012 February 04 10:16:59 UTC: SEATTLE-TACOMA URBAN AREA, WASHINGTON

Magnitude: 2.8

Date-Time : Saturday, February 04, 2012 at 10:16:59 UTC
Saturday, February 04, 2012 at 02:16:59 AM at epicenter

Location : 47.336°N, 122.360°W

Depth : 18.6 km (11.6 miles)

Region : SEATTLE-TACOMA URBAN AREA, WASHINGTON

Distances:

a) 3 km (2 miles) NNW (328°) from Federal Way, WA

b) 7 km (4 miles) SSW (206°) from Des Moines, WA

c) 13 km (8 miles) NE (35°) from Tacoma, WA

d) 32 km (20 miles) S (184°) from Seattle, WA

Location Uncertainty: horizontal +/- 0.2 km (0.1 miles); depth +/- 0.6 km (0.4 miles)

Parameters : Nph= 72, Dmin=26 km, Rmss=0.13 sec, Gp= 36°, M-type=local magnitude (ML), Version=1