ShakeMap

Magnitude: 3.3
Date: Wed January 25, 2012 02:51:30 AM (PST)
Event Id: 60389576

Instrument Intensity

Regional

Download: JPG | PS

Peak Ground Acceleration

Regional

Download: JPG | PS

Peak Ground Velocity

Regional

Download: JPG | PS

Pseudo Acceleration Spectra

0.3 Seconds

Regional

Download: JPG | PS

1.0 Seconds

Regional

Download: JPG | PS

3.0 Seconds

Regional

Download: JPG | PS

Uncertainty

Regional

Download: JPG | PS

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.ZIP
Metadata TXT

Earthquake

Event ID Magnitude Date Time Lat Lon Depth
60389576 3.4 1/25/2012 02:51:30 PST N46.3402 W122.2362 8.85 km
Magnitude Bias: MMI PGA PGV PSA 0.3 PSA 1.0 PSA 3.0
0.38 0.51 0.00 0.00 0.00 0.00

Seismic Stations

98356: ZIP Code 98356 Morton (Intensity III, 4 responses) Agency: USGS (Did You Feel It?)
Lat: 46.5117 Lon: -122.2366 Distance: 19.1 km from epicenter
Intensity:3.1
Station Comp Max Vel (cm/s) Max Acc (%g) PSA: 0.3 sec (%g) 1.0 sec (%g) 3.0 sec (%g)
DERIVED -- 0.89 -- -- --

98611: ZIP Code 98611 Castle Rock (Intensity II, 3 responses) Agency: USGS (Did You Feel It?)
Lat: 46.3042 Lon: -122.8862 Distance: 50.1 km from epicenter
Intensity:2.0
Station Comp Max Vel (cm/s) Max Acc (%g) PSA: 0.3 sec (%g) 1.0 sec (%g) 3.0 sec (%g)
DERIVED -- -- -- -- --

CC.STD: Studebaker Ridge, Mount St Helens, WA Agency: Cascade Volcano Obervatory
Lat: 46.2376 Lon: -122.2240 Distance: 11.4 km from epicenter
Intensity:3.7
Station Comp Max Vel (cm/s) Max Acc (%g) PSA: 0.3 sec (%g) 1.0 sec (%g) 3.0 sec (%g)
--.BHE 0.5580 2.1507 2.9229 0.1292 0.0149
--.BHN 0.4040 1.8120 1.0410 0.0498 0.0059

CC.SWFL: Southwest Flank, Mt. St. Helens, WA Agency: Cascade Volcano Obervatory
Lat: 46.1887 Lon: -122.2020 Distance: 17.1 km from epicenter
Intensity:3.0
Station Comp Max Vel (cm/s) Max Acc (%g) PSA: 0.3 sec (%g) 1.0 sec (%g) 3.0 sec (%g)
--.BHE 0.1346 0.3567 0.7994 0.0403 0.0037
--.BHN 0.1776 0.5060 0.8198 0.0519 0.0042

CC.VALT: Mt. St. Helens Crater, WA Agency: Cascade Volcano Obervatory
Lat: 46.2142 Lon: -122.1893 Distance: 14.5 km from epicenter
Intensity:3.1
Station Comp Max Vel (cm/s) Max Acc (%g) PSA: 0.3 sec (%g) 1.0 sec (%g) 3.0 sec (%g)
--.BHE 0.2116 0.4912 0.9192 0.0515 0.0056
--.BHN 0.0959 0.2876 0.8894 0.0322 0.0027

TA.E04D: Cinebar, WA, USA Agency: USArray Transportable Array
Lat: 46.5566 Lon: -122.5673 Distance: 35.0 km from epicenter
Intensity:1.5
Station Comp Max Vel (cm/s) Max Acc (%g) PSA: 0.3 sec (%g) 1.0 sec (%g) 3.0 sec (%g)
--.BHE 0.0279 0.1375 0.0413 0.0036 0.0003
--.BHN 0.0225 0.1417 0.0466 0.0043 0.0003

UW.LON: Longmire CREST broad-band Agency: Pacific Northwest Regional Seismic Network
Lat: 46.7498 Lon: -121.8112 Distance: 56.0 km from epicenter
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 0.0028 0.0134 0.0064 0.0006 0.0001
--.BHN 0.0030 0.0176 0.0054 0.0007 0.0001

(CC.SWFL) PGA: 0.51 PGV: 0.18 N46.19 W122.20 (UW.LON) PGA: 0.02 PGV: 0.00 N46.75 W121.81 (CC.STD) PGA: 2.15 PGV: 0.56 N46.24 W122.22 (98611) PGA: n/a PGV: n/a N46.30 W122.89 (98356) PGA: 0.89 PGV: n/a N46.51 W122.24 (TA.E04D) PGA: 0.14 PGV: 0.03 N46.56 W122.57 (CC.VALT) PGA: 0.49 PGV: 0.21 N46.21 W122.19 Epicenter: N46.34 W122.24 M=3.4