Earthquake Report

Magnitude: 1.1
Mon July 30, 2012 10:13AM (PDT)
Event Id: 60432732
Version #5: This report supersedes any earlier report of this event
This event has been reviewed by a seismologist
Magnitude: 1.1 Md
Time: Mon July 30, 2012 10:13AM (PDT)
Mon July 30, 2012 17:13 (UTC)
Distance From: 3.0 km ( 1.8 mi) NNW ( 328. azimuth) from Monroe, WA
8.7 km ( 5.4 mi) ESE ( 116. azimuth) from Snohomish, WA
15.3 km ( 9.5 mi) N ( 358. azimuth) from Duvall, WA
Coordinates: 47.879, -121.993
Depth: 17.76 Km (10.83 miles)
Location Quality: Excellent
Event Id: 60432732
Horizontal Uncertainty: 0.35 Km
Depth Uncertainty: 0.56 Km
Azimuthal Gap: 87.0 deg
Number of Phases: 23
RMS Misfit: 0.15

Historic Activity


Focal Mechanism

More Information

Solution 1

Number of P First Motions: 12
Plane A Plane B Uncertainty
Strike 50º 168º 25.0º
Dip 25º 78º 18.0º
Rake 150º 68º 25.0º

Discrepant Stations

Station Network Channel Polarity Quality

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

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