Station CI SDP - Sudden Peak, Lompoc, CA, USA

Network: CI - Caltech Regional Seismic Network

Nearby stations (2 deg radius)

Station Name (Lat, Lon) Start / End Elevation
SDP Sudden Peak, Lompoc, CA, USA (34.57, -120.50) 2002-01-18 / 2499-01-01 0.6 km
Crust2 Type:S1,continental slope, margin, transition 1 km seds.
Thickness Estimate:42 km
Thickness StdDev:12 km
Vp/Vs Estimate:2.10
Vp/Vs StdDev:0.21
Vs Estimate:2.948 km/s
Poisson's Ratio:0.35
Peak Value:0.03
Assumed Vp:6.183 km/s
Ps Weight:0.33333334
PpPs Weight:0.33333334
PsPs Weight:0.33333328
Residual Complexity:0.886
Nearby stations H: +-
(2.0 deg) Vp/Vs: +-

5 with match > 90% ( 55.555557 %) and 8 with match > 80% ( 88.888885 %) out of 9.

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Azimuth Distribution of Events:

Prior Results for this Station

Study Thickness Vp/Vs Vp Vs Poissons Ratio Extra
EARS 42 km 2.10 6.183 km/s 2.948 km/s 0.35
Crust2.0 23 km 1.81 6.183 km/s 3.422 km/s 0.28 S1,continental slope, margin, transition 1 km seds.
Global Maxima 42 km 2.10 6.183 km/s 2.948 km/s 0.35 amp=0.033521563
Local Maxima 1 35 km 1.60 6.183 km/s 3.864 km/s 0.18 amp=0.027495079
Local Maxima 2 23 km 1.79 6.183 km/s 3.454 km/s 0.27 amp=0.022341581
Local Maxima 3 27 km 1.73 6.183 km/s 3.579 km/s 0.25 amp=0.019424736
Local Maxima 4 18 km 2.09 6.183 km/s 2.955 km/s 0.35 amp=0.014250792
Predicted Arrivals for vertical incidence
(zero ray parameter)
Ps7.41 SECOND
PpPs20.92 SECOND
PsPs/PpSs28.33 SECOND

Events Processed for this Station

Download zip of receiver functions as SAC

View Record Section

Plot maxima for each earthquake.

Events Used in the Stack

(8 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude
93.58186 37.9 deg 103.96 deg Caribbean Sea 2004/12/14 23:20:13 GMT (19.0, -81.4) 10 km 6.2 MB, 6.7 MS, 6.8 MW, 6.8 MW
93.437096 74.6 deg 231.677 deg Tonga Islands 2006/05/03 15:26:40 GMT (-20.2, -174.1) 55 km 7.2 MB, 7.8 MS, 7.9 MW, 7.9 MW
93.054436 49.6 deg 116.887 deg Near West Coast Of Colombia 2004/11/15 09:06:56 GMT (4.7, -77.5) 15 km 6.6 MB, 7.1 MS, 7.2 MW, 7.1 MW
92.32873 57.7 deg 124.985 deg Northern Peru 2005/09/26 01:55:37 GMT (-5.7, -76.4) 115 km 6.7 MB, 7.5 MW, 7.5 MW
91.49047 52.1 deg 323.855 deg Eastern Siberia, Russia 2006/04/20 23:25:02 GMT (60.9, 167.1) 22 km 6.8 MB, 7.6 MS, 7.6 MW, 7.3 MW
87.01572 56.6 deg 318.154 deg Kamchatka Peninsula, Russia 2004/06/10 15:19:57 GMT (55.7, 160.0) 189 km 6.1 MB, 6.9 MW, 6.9 MW
84.99193 38.6 deg 119.798 deg Off Coast Of Costa Rica 2004/06/29 07:01:30 GMT (10.7, -87.0) 9.0 km 5.8 MB, 5.8 MS, 6.3 MW, 6.1 MW
83.218376 38.9 deg 118.28 deg Near Coast Of Nicaragua 2005/07/02 02:16:43 GMT (11.2, -86.2) 27 km 5.6 MB, 6.4 MS, 6.6 MW, 6.6 MW

Losers

(1 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude Reason
83.589386 75.8 deg 236.645 deg Fiji Islands Region 2004/07/15 04:27:12 GMT (-17.6, -178.6) 560 km 5.5 MB