ShakeMap

Time: Thu October 29, 2015 04:35:40 (UTC)
|
Depth: 20.53 km
|
Event ID: 61084992
|
Location: 46.486, -122.308

Instrument Intensity

Regional

Download: JPG | PS.ZIP

Peak Ground Acceleration

Regional

Download: JPG | PS.ZIP

Peak Ground Velocity

Regional

Download: JPG | PS.ZIP

Uncertainty

Regional

Download: JPG | PS.ZIP

Downloads

Regional
intensity JPG | PS.ZIP
acceleration JPG | PS.ZIP
velocity JPG | PS.ZIP
spectral 0.3 JPG | PS.ZIP
spectral 1.0 JPG | PS.ZIP
spectral 3.0 JPG | PS.ZIP
uncertainty JPG | PS.ZIP
tv map JPG | PS.ZIP
tv map bare JPG | PS.ZIP
tv info sheet TXT
grid XYZ.ZIP | XML.ZIP
gis ZIP
station TXT | XML
metadata TXT

Earthquake

Event ID Magnitude Date Time Lat Lon Depth
61084992 3.2 10/28/2015 21:35:40 PDT N46.4862 W122.3080 21.40 km
Magnitude Bias: MMI PGA PGV PSA 0.3 PSA 1.0 PSA 3.0
-1.60 0.41 0.29 0.17 0.29 0.74

Seismic Stations

CC.JRO: Johnston Ridge Observatory Agency: Cascade Chain Volcano Monitoring
Lat: 46.2751 Lon: -122.2178 Distance: 32.5 km from source
Intensity: 1.3
Station Comp Max Vel (cm/s) Max Acc (%g) PSA: 0.3 sec (%g) 1.0 sec (%g) 3.0 sec (%g)
--.BHE 0.0194 0.1117 0.0477 0.0056 0.0004
--.BHN 0.0201 0.0995 0.0633 0.0041 0.0003

CC.OBSR: Observation Rock, Mt. Rainier, WA Agency: Cascade Chain Volcano Observatory
Lat: 46.8997 Lon: -121.8153 Distance: 63.1 km from source
Intensity: 1.0
Station Comp Max Vel (cm/s) Max Acc (%g) PSA: 0.3 sec (%g) 1.0 sec (%g) 3.0 sec (%g)
--.BHE 0.0117 0.0698 0.0388 0.0025 0.0002
--.BHN 0.0127 0.0561 0.0271 0.0030 0.0002

CC.STD: Studebaker Ridge, Mount St Helens, WA Agency: Cascade Volcano Obervatory
Lat: 46.2376 Lon: -122.2240 Distance: 35.5 km from source
Intensity: 2.5
Station Comp Max Vel (cm/s) Max Acc (%g) PSA: 0.3 sec (%g) 1.0 sec (%g) 3.0 sec (%g)
--.BHE 0.0830 0.4062 0.1855 0.0123 0.0019
--.BHN 0.0713 0.3419 0.1178 0.0093 0.0042

CC.SWF2: Southwest Flank, Mt. St. Helens, WA Agency: Cascade Chain Volcano Monitoring
Lat: 46.1783 Lon: -122.2167 Distance: 41.0 km from source
Intensity: 3.0 - T
Station Comp Max Vel (cm/s) Max Acc (%g) PSA: 0.3 sec (%g) 1.0 sec (%g) 3.0 sec (%g)
--.BHE 0.1206 -T 0.4250 0.5403 0.0186 0.0016
--.BHN 0.1660 -T 0.6912 0.5254 0.0188 0.0020

CC.VALT: Mt. St. Helens Crater, WA Agency: Cascade Volcano Obervatory
Lat: 46.2142 Lon: -122.1893 Distance: 38.2 km from source
Intensity: 2.6
Station Comp Max Vel (cm/s) Max Acc (%g) PSA: 0.3 sec (%g) 1.0 sec (%g) 3.0 sec (%g)
--.BHE 0.0905 0.4060 0.4199 0.0168 0.0016
--.BHN 0.0799 0.3717 0.3386 0.0180 0.0015

TA.E04D: Cinebar, WA, USA Agency: USArray Transportable Array
Lat: 46.5566 Lon: -122.5673 Distance: 30.2 km from source
Intensity: 2.4
Station Comp Max Vel (cm/s) Max Acc (%g) PSA: 0.3 sec (%g) 1.0 sec (%g) 3.0 sec (%g)
--.BHE 0.0358 0.2288 0.0641 0.0032 0.0004
--.BHN 0.0657 0.3001 0.1079 0.0062 0.0007

UW.LON: Longmire CREST broad-band Agency: Pacific Northwest Regional Seismic Network
Lat: 46.7506 Lon: -121.8096 Distance: 52.6 km from source
Intensity: 1.0
Station Comp Max Vel (cm/s) Max Acc (%g) PSA: 0.3 sec (%g) 1.0 sec (%g) 3.0 sec (%g)
--.BHE 0.0024 0.0142 0.0079 0.0004 0.0001 -T
--.BHN 0.0069 0.0437 0.0090 0.0007 0.0001 -T

(UW.LON) PGA: n/a PGV: n/a N46.75 W121.81 (CC.STD) PGA: 0.41 PGV: 0.08 N46.24 W122.22 (CC.SWF2) PGA: n/a PGV: n/a N46.18 W122.22 (TA.E04D) PGA: 0.30 PGV: 0.07 N46.56 W122.57 (CC.OBSR) PGA: 0.07 PGV: 0.01 N46.90 W121.82 (CC.VALT) PGA: 0.41 PGV: 0.09 N46.21 W122.19 (CC.JRO) PGA: 0.11 PGV: 0.02 N46.28 W122.22 Epicenter: N46.49 W122.31 M=3.2