Earthquake Report

Magnitude: 2.7
Sun February 8, 1970 10:19PM (PST)
Event Id: 10836103
Version #1: This report supersedes any earlier report of this event
This event has been reviewed by a seismologist
Magnitude: 2.7 Md (Probable explosion)
Time: Sun February 8, 1970 10:19PM (PST)
Mon February 9, 1970 06:19 (UTC)
Distance From: 4.5 km ( 2.8 mi) WSW ( 247. azimuth) from Entiat, WA
25.3 km ( 15.7 mi) N ( 7. azimuth) from Wenatchee, Wa
29.5 km ( 18.3 mi) SW ( 222. azimuth) from Chelan, WA
Coordinates: 47.646, -120.279
Depth: 0.02 Km (0.01 miles)
Location Quality: Excellent
Event Id: 10836103
Horizontal Uncertainty: 0.262 Km
Depth Uncertainty: 0.39 Km
Azimuthal Gap: 306.0 deg
Number of Phases: 9
RMS Misfit: 0.16

Historic Activity

Historic_map_icon
10836103

Map boundaries

 The red polygon is the reporting region for  this map; the black polygon is the authoritative region of the PNSN. Events inside the authoritative network are rendered as cirlces; events outside the authoritative region but inside the reporting region are rendered as squares. Explosions are always rendered as stars.  More

Cross Section

 Create a custom cross-section or depth-time plot. Click on "Custom Plot" to start.