Image
© USGS
Date-Time:
Monday, February 14, 2011 at 18:35:25 UTC

Monday, February 14, 2011 at 10:35:25 AM at epicenter

Time of Earthquake in other Time Zones

Location:
46.279°N, 122.215°W

Depth:
5 km (3.1 miles) set by location program

Region:
MOUNT ST. HELENS AREA, WASHINGTON

Distances:
9 km (6 miles) NNW (343°) from Mount St. Helens Volcano, WA

31 km (20 miles) S (171°) from Morton, WA

35 km (22 miles) SE (143°) from Mossyrock, WA

59 km (37 miles) ENE (75°) from Longview, WA

78 km (48 miles) NNE (23°) from Vancouver, WA

Location Uncertainty:
horizontal +/- 0.7 km (0.4 miles); depth fixed by location program

Parameters:
NST= 61, Nph= 62, Dmin=4 km, Rmss=0.3 sec, Gp= 29°, M-type=duration magnitude (Md), Version=1

Source:
Pacific Northwest Seismograph Network

Event ID:
uw02141835