Station CI CIU - CATALINA ISLAND

Network: CI - Caltech Regional Seismic Network

Nearby stations (2 deg radius)

Station Name (Lat, Lon) Start / End Elevation
CIU CATALINA ISLAND (33.45, -118.48) 1997-06-26 / 1998-10-01 0.2 km
Crust2 Type:S2,continental slope, margin, transition 2 km seds.
Thickness Estimate:24 km
Thickness StdDev:10 km
Vp/Vs Estimate:1.66
Vp/Vs StdDev:0.15
Vs Estimate:3.649 km/s
Poisson's Ratio:0.21
Peak Value:0.00
Assumed Vp:6.048 km/s
Ps Weight:0.33333334
PpPs Weight:0.33333334
PsPs Weight:0.33333328
Residual Complexity:0.560
Nearby stations H: +-
(2.0 deg) Vp/Vs: +-

8 with match > 90% ( 11.111111 %) and 11 with match > 80% ( 15.277778 %) out of 72.

Download stack as xyz text file.

Azimuth Distribution of Events:

Prior Results for this Station

Study Thickness Vp/Vs Vp Vs Poissons Ratio Extra
EARS 24 km 1.66 6.048 km/s 3.649 km/s 0.21
Crust2.0 24 km 1.81 6.048 km/s 3.34 km/s 0.28 S2,continental slope, margin, transition 2 km seds.
Global Maxima 24 km 1.66 6.048 km/s 3.649 km/s 0.21 amp=0.004069416
Local Maxima 1 26 km 1.60 6.048 km/s 3.78 km/s 0.18 amp=0.0025263273
Local Maxima 2 55 km 2.09 6.048 km/s 2.894 km/s 0.35 amp=0.0018083712
Local Maxima 3 22 km 1.77 6.048 km/s 3.422 km/s 0.26 amp=0.0017427548
Local Maxima 4 54 km 1.80 6.048 km/s 3.355 km/s 0.28 amp=0.0016284961
Predicted Arrivals for vertical incidence
(zero ray parameter)
Ps2.61 SECOND
PpPs10.55 SECOND
PsPs/PpSs13.15 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

(11 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude
99.989136 32.2 deg 120.72 deg Near Coast Of Guatemala 1997/12/22 10:03:45 GMT (13.7, -90.3) 59 km 5.1 MB, 6.1 UNKNOWN, 5.2 MD
99.98888 49.3 deg 125.519 deg Near Coast Of Ecuador 1998/08/04 18:59:20 GMT (-0.6, -80.4) 33 km 6.2 MB, 7.1 MS, 7.1 UNKNOWN, 7.0 ME
99.95853 30.6 deg 122.641 deg Near Coast Of Chiapas, Mexico 1997/12/25 22:16:19 GMT (14.1, -92.3) 10 km 5.4 MB, 5.3 MS, 5.8 UNKNOWN, 5.5 MD
99.42154 79.1 deg 140.75 deg Near Coast Of Central Chile 1998/07/29 07:14:24 GMT (-32.3, -71.3) 51 km 6.3 MB, 6.5 UNKNOWN, 6.5 ME
99.370224 71.7 deg 130.608 deg Chile-Bolivia Border Region 1997/12/09 14:23:45 GMT (-20.2, -68.4) 133 km 5.7 MB, 5.7 UNKNOWN, 5.7 MW
99.360916 49.4 deg 117.042 deg Colombia 1997/12/11 07:56:28 GMT (3.9, -75.8) 178 km 6.0 MB, 6.4 UNKNOWN, 6.3 MW
98.61439 33.3 deg 118.706 deg El Salvador 1997/12/18 15:02:00 GMT (13.8, -88.7) 182 km 5.3 MB, 6.1 UNKNOWN, 6.0 MW
91.39264 49.5 deg 117.087 deg Colombia 1997/09/02 12:13:22 GMT (3.8, -75.7) 199 km 6.5 MB, 6.8 UNKNOWN, 6.4 ME
86.038994 72.8 deg 238.019 deg Tonga Islands 1997/08/29 06:54:00 GMT (-15.2, -175.6) 33 km 5.6 MB, 6.4 MS, 6.5 UNKNOWN, 6.4 MW
85.84458 73.3 deg 134.496 deg Near Coast Of Northern Chile 1998/01/30 12:16:08 GMT (-23.9, -70.2) 42 km 6.3 MB, 6.5 MS, 7.0 UNKNOWN, 6.7 ME
82.5176 39.5 deg 159.708 deg Central East Pacific Rise 1997/08/15 07:37:49 GMT (-4.4, -105.7) 10 km 5.3 MB, 5.8 MS, 6.2 UNKNOWN, 6.1 MW

Losers

(61 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude Reason
99.99686 58.1 deg 316.666 deg Off East Coast Of Kamchatka 1997/12/05 11:35:19 GMT (53.9, 161.6) 33 km 5.7 MB
99.99638 81.6 deg 301.762 deg Southeast Of Honshu, Japan 1997/11/10 23:06:44 GMT (31.2, 140.5) 86 km 5.8 MB, 6.1 UNKNOWN, 6.1 MW
99.978294 84.1 deg 252.734 deg Santa Cruz Islands 1998/07/16 11:56:36 GMT (-11.0, 166.2) 110 km 6.4 MB, 6.7 MS, 7.1 UNKNOWN, 6.9 ME
99.97545 77.9 deg 139.803 deg Near Coast Of Central Chile 1997/11/03 20:12:52 GMT (-30.8, -71.3) 45 km 5.6 MB, 5.2 MD
99.93637 86.8 deg 245.678 deg Vanuatu Islands 1998/07/18 16:41:19 GMT (-18.4, 168.2) 33 km 5.4 MB, 6.0 MS, 6.1 UNKNOWN, 6.1 MW
99.92974 57.6 deg 317.659 deg Near East Coast Of Kamchatka 1997/12/05 11:26:54 GMT (54.8, 162.0) 33 km 6.3 MB, 7.6 MS, 7.9 UNKNOWN, 7.3 ME
99.906166 57.2 deg 317.316 deg Near East Coast Of Kamchatka 1997/12/07 17:56:18 GMT (54.7, 162.9) 33 km 5.6 MB, 6.0 MS, 6.3 UNKNOWN, 6.1 MW
99.74134 85.5 deg 228.913 deg Kermadec Islands, New Zealand 1998/07/09 14:45:39 GMT (-30.5, -179.0) 130 km 6.2 MB, 6.2 MS, 6.9 UNKNOWN, 6.4 ME
99.70949 38.1 deg 317.073 deg Unimak Island Region, Alaska 1998/01/03 23:02:11 GMT (54.2, -164.2) 10 km 5.5 MB, 5.3 MS, 5.8 UNKNOWN, 5.8 ML
99.59153 77.5 deg 233.223 deg Tonga Islands 1998/07/19 15:58:38 GMT (-21.8, -175.8) 72 km 5.9 MB, 6.1 UNKNOWN, 6.0 MW
99.0722 87.5 deg 242.164 deg Southeast Of Loyalty Islands 1998/07/31 12:40:59 GMT (-21.6, 169.8) 33 km 5.9 MS, 5.4 MB, 6.1 UNKNOWN, 6.0 MW
99.023575 80.5 deg 235.36 deg South Of Fiji Islands 1997/12/26 05:34:24 GMT (-22.3, -179.7) 588 km 5.9 UNKNOWN, 5.3 MB, 5.8 MW
98.84816 48.1 deg 311.304 deg Rat Islands, Aleutian Islands 1997/12/17 04:38:51 GMT (51.2, 178.9) 20 km 5.8 MB, 6.5 MS, 6.7 UNKNOWN, 6.1 ME
92.82678 77.2 deg 308.65 deg Eastern Honshu, Japan 1997/10/26 19:06:44 GMT (39.3, 140.5) 134 km 5.6 UNKNOWN, 5.2 MB
91.11177 91.8 deg 266.347 deg New Britain Region, P.N.G. 1998/09/05 17:09:31 GMT (-4.1, 152.0) 192 km 5.5 MB
86.90253 54.6 deg 125.324 deg Northern Peru 1997/10/28 06:15:17 GMT (-4.4, -76.7) 112 km 6.6 MB, 6.3 MS, 7.2 UNKNOWN, 6.6 ME
82.48091 85.4 deg 228.393 deg Kermadec Islands, New Zealand 1997/10/27 09:32:59 GMT (-30.8, -178.5) 33 km 5.5 MB, 5.4 MS
79.76561 78.1 deg 139.827 deg Near Coast Of Central Chile 1997/10/15 01:03:33 GMT (-30.9, -71.2) 58 km 6.8 MB, 6.8 MS, 7.3 UNKNOWN, 7.1 MW
76.13473 59.2 deg 315.779 deg Off East Coast Of Kamchatka 1998/06/01 05:34:03 GMT (52.9, 160.1) 44 km 6.2 MB, 6.3 MS, 6.5 UNKNOWN, 6.4 MW
71.9014 31.0 deg 121.279 deg Guatemala 1998/01/10 08:20:05 GMT (14.4, -91.5) 33 km 6.1 MB, 6.2 MS, 6.6 UNKNOWN, 6.6 ME
71.73876 46.0 deg 311.526 deg Andreanof Islands, Aleutian Is. 1997/10/15 03:11:09 GMT (51.4, -177.9) 22 km 5.7 MB, 6.1 MS, 6.3 UNKNOWN, 5.6 ML
70.905556 31.0 deg 121.262 deg Guatemala 1998/03/03 02:24:43 GMT (14.4, -91.5) 63 km 5.5 MB, 5.4 MS, 6.2 UNKNOWN, 6.1 MW
70.55582 32.0 deg 121.344 deg Near Coast Of Guatemala 1998/05/10 06:05:58 GMT (13.7, -90.7) 33 km 5.3 MB, 5.9 MS, 6.3 UNKNOWN, 5.3 MD
68.683426 84.7 deg 250.616 deg Vanuatu Islands 1997/10/31 12:29:49 GMT (-13.1, 166.9) 183 km 5.9 UNKNOWN, 5.4 MB
67.21565 70.8 deg 311.247 deg Kuril Islands 1997/10/22 09:55:47 GMT (44.7, 146.2) 154 km 5.5 MB, 5.6 UNKNOWN, 5.6 MW
66.507706 79.1 deg 236.214 deg Fiji Islands Region 1998/01/27 02:14:12 GMT (-20.8, -179.2) 643 km 5.3 MB, 6.0 UNKNOWN, 5.9 MW
65.88374 73.0 deg 309.182 deg Hokkaido, Japan Region 1997/10/08 21:20:59 GMT (41.9, 144.8) 33 km 5.5 MB, 5.6 MS, 5.9 UNKNOWN, 5.9 MW
64.99741 76.9 deg 238.597 deg Fiji Islands Region 1998/03/29 19:48:16 GMT (-17.6, -179.1) 537 km 6.5 MB, 7.2 UNKNOWN, 7.1 MW
61.952667 66.7 deg 126.189 deg Peru-Bolivia Border Region 1997/11/28 22:53:41 GMT (-13.7, -68.8) 586 km 6.4 MB, 6.6 UNKNOWN, 6.6 MW
61.24642 83.4 deg 229.401 deg Kermadec Islands Region 1997/09/20 16:11:32 GMT (-28.7, -177.6) 30 km 6.1 MB, 7.0 MS, 7.2 UNKNOWN, 6.7 ME
61.039444 84.6 deg 233.398 deg South Of Fiji Islands 1997/09/04 04:23:37 GMT (-26.6, 178.3) 625 km 6.3 MB, 6.8 UNKNOWN, 6.5 ME
59.67536 80.2 deg 301.746 deg Southeast Of Honshu, Japan 1997/09/30 06:27:24 GMT (32.0, 141.9) 10 km 5.5 MB, 6.5 MS, 6.1 UNKNOWN, 6.0 MW
59.059467 78.0 deg 139.991 deg Near Coast Of Central Chile 1998/01/12 10:14:07 GMT (-31.0, -71.4) 35 km 5.8 MB, 6.2 MS, 6.6 UNKNOWN, 6.2 ME
56.890987 97.9 deg 306.816 deg Taiwan Region 1997/10/11 18:24:23 GMT (25.0, 122.5) 143 km 5.5 UNKNOWN, 5.3 MB
56.593662 78.9 deg 235.908 deg Fiji Islands Region 1997/10/17 15:02:00 GMT (-20.9, -178.8) 579 km 5.3 MB, 6.0 UNKNOWN, 6.0 MW
55.215343 60.9 deg 128.618 deg Central Peru 1998/02/19 04:21:30 GMT (-11.0, -74.4) 33 km 5.8 MB, 5.4 MS, 6.0 UNKNOWN, 5.9 MW
54.777782 76.8 deg 308.884 deg Eastern Honshu, Japan 1998/09/03 07:58:21 GMT (39.7, 140.8) 38 km 5.7 MB, 5.7 MS, 5.9 UNKNOWN, 5.9 MW
54.488964 85.5 deg 248.719 deg Vanuatu Islands 1997/11/15 18:59:24 GMT (-15.1, 167.4) 123 km 6.4 MB, 7.0 UNKNOWN, 6.8 ME
54.003555 97.8 deg 303.016 deg Southeast Of Taiwan 1998/05/03 23:30:21 GMT (22.3, 125.3) 33 km 6.4 MB, 7.3 MS, 7.5 UNKNOWN, 7.5 ME
53.64293 91.2 deg 322.863 deg Northeastern China 1998/01/10 03:50:41 GMT (41.1, 114.5) 30 km 5.8 MB, 5.7 MS, 5.9 UNKNOWN, 5.8 MW
52.226494 76.0 deg 240.09 deg Fiji Islands Region 1998/01/12 16:36:20 GMT (-15.8, -179.4) 23 km 5.8 MB, 6.7 MS, 6.9 UNKNOWN, 6.7 MW
52.048447 75.9 deg 240.107 deg Fiji Islands Region 1998/01/14 19:56:12 GMT (-15.8, -179.3) 33 km 5.3 MB, 5.7 MS
49.345776 90.8 deg 263.392 deg Solomon Islands 1997/09/07 12:57:06 GMT (-6.0, 154.5) 421 km 5.6 MB, 5.8 UNKNOWN, 5.8 MW
48.641468 71.9 deg 310.841 deg Hokkaido, Japan Region 1997/11/15 07:05:16 GMT (43.8, 145.0) 161 km 5.8 MB, 6.1 UNKNOWN, 6.1 MW
48.552387 62.3 deg 9.922 deg Greenland Sea 1998/03/21 16:33:11 GMT (79.9, 1.9) 10 km 5.9 MB, 6.1 MS, 6.2 UNKNOWN, 6.2 MW
42.82232 84.3 deg 295.807 deg Volcano Islands, Japan Region 1998/02/07 01:13:36 GMT (24.8, 141.8) 526 km 5.9 UNKNOWN, 5.4 MB
41.801235 81.6 deg 234.363 deg South Of Fiji Islands 1998/04/14 03:41:22 GMT (-23.8, -179.9) 499 km 5.5 MB, 6.2 UNKNOWN, 6.1 MW
40.29528 85.7 deg 153.39 deg Off Coast Of Southern Chile 1998/01/19 18:23:59 GMT (-45.0, -79.5) 10 km 5.5 MS, 5.4 MB, 6.2 UNKNOWN, 6.2 MW
36.46859 40.4 deg 313.403 deg Fox Islands, Aleutian Islands 1998/01/23 09:20:08 GMT (52.4, -168.6) 33 km 5.8 MB, 5.5 MS, 5.8 UNKNOWN, 5.5 ML
36.354675 92.6 deg 265.614 deg New Britain Region, P.N.G. 1998/05/13 23:02:05 GMT (-5.1, 151.7) 61 km 6.0 MB, 6.6 UNKNOWN, 5.9 ME
36.31471 75.5 deg 240.222 deg Fiji Islands Region 1997/08/08 22:27:19 GMT (-15.5, -179.1) 10 km 5.7 MB, 6.6 MS, 6.6 UNKNOWN, 6.4 MW
35.648098 76.9 deg 238.477 deg Fiji Islands Region 1998/03/29 20:38:40 GMT (-17.7, -179.0) 530 km 5.6 MB
35.498787 78.2 deg 306.451 deg Near East Coast Of Honshu, Japan 1998/04/09 08:45:40 GMT (36.9, 140.8) 111 km 5.6 UNKNOWN, 5.3 MB, 5.5 MW
34.281017 95.7 deg 304.804 deg Southwestern Ryukyu Isl., Japan 1997/08/13 04:45:04 GMT (25.0, 125.8) 55 km 6.0 MB, 5.6 MS, 6.1 UNKNOWN, 6.1 MW
30.591951 80.3 deg 235.335 deg South Of Fiji Islands 1998/05/16 02:22:03 GMT (-22.2, -179.5) 586 km 6.1 MB, 6.8 UNKNOWN
27.355232 83.9 deg 234.195 deg South Of Fiji Islands 1997/08/26 15:22:09 GMT (-25.5, 178.3) 610 km 5.5 MB, 5.7 UNKNOWN
26.53611 82.0 deg 304.791 deg Southeast Of Honshu, Japan 1998/02/28 17:38:48 GMT (33.5, 138.1) 291 km 5.7 UNKNOWN, 5.3 MB, 5.7 MW
26.178421 55.6 deg 321.666 deg Kamchatka Peninsula, Russia 1998/04/15 15:23:06 GMT (58.5, 164.4) 33 km 5.6 MB, 5.5 MS, 6.0 UNKNOWN, 5.9 MW
24.728117 83.7 deg 147.956 deg Off Coast Of Southern Chile 1998/04/01 22:42:56 GMT (-40.3, -74.9) 9.0 km 6.2 MB, 6.0 MS, 6.7 UNKNOWN, 6.6 ME
24.412783 73.2 deg 132.193 deg Northern Chile 1997/09/28 23:13:13 GMT (-22.4, -68.4) 107 km 5.7 MB, 5.6 UNKNOWN, 5.6 MW
23.880621 59.7 deg 315.159 deg Off East Coast Of Kamchatka 1998/05/27 20:41:37 GMT (52.2, 159.5) 60 km 5.5 MB, 6.0 UNKNOWN, 5.9 MW