Station SB DBR1 - PG&E DBR array station 1

Network: SB - UC Santa Barbara Engineering Seismology Network ()

Nearby stations (2 deg radius)

Station Name (Lat, Lon) Start / End Elevation
DBR1 PG&E DBR array station 1 (35.19, -120.81) 2018-12-06 / 2038-01-01 28 m
Crust2 Type:S1,continental slope, margin, transition 1 km seds.
Thickness Estimate:25 km
Thickness StdDev:4.4 km
Vp/Vs Estimate:1.85
Vp/Vs StdDev:0.15
Vs Estimate:3.337 km/s
Poisson's Ratio:0.29
Peak Value:0.01
Assumed Vp:6.183 km/s
Ps Weight:0.33333334
PpPs Weight:0.33333334
PsPs Weight:0.33333328
Residual Complexity:0.596
Nearby stations H:20 km +- 3.2 km
(2.0 deg) Vp/Vs:1.78 +- 0.09

4 with match > 90% ( 3.0769231 %) and 11 with match > 80% ( 8.461538 %) out of 130.

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 25 km 1.85 6.183 km/s 3.337 km/s 0.29
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 25 km 1.85 6.183 km/s 3.337 km/s 0.29 amp=0.012499649
Local Maxima 1 18 km 1.80 6.183 km/s 3.444 km/s 0.27 amp=0.0073422124
Local Maxima 2 22 km 2.10 6.183 km/s 2.948 km/s 0.35 amp=0.0072365045
Local Maxima 3 28 km 1.60 6.183 km/s 3.864 km/s 0.18 amp=0.0060134623
Local Maxima 4 46 km 2.07 6.183 km/s 2.987 km/s 0.35 amp=0.0036744534
Predicted Arrivals for vertical incidence
(zero ray parameter)
Ps3.41 SECOND
PpPs11.42 SECOND
PsPs/PpSs14.83 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
93.282715 87.2 deg 239.252 deg Southeast Of Loyalty Islands 2023/05/20 01:51:01 UTC (-23.1, 170.4) 45 km 7.4 Mi
92.84491 78.7 deg 137.3 deg Near Coast Of Central Chile 2023/10/31 12:33:44 UTC (-28.7, -71.6) 41 km 6.7 mww
90.87859 53.9 deg 125.807 deg Near Coast Of Ecuador 2023/03/18 17:12:53 UTC (-2.9, -79.8) 66 km 6.7 Mww
90.34816 31.4 deg 122.89 deg Near Coast Of Chiapas, Mexico 2023/07/14 09:29:01 UTC (15.0, -93.9) 35 km 6.3 mww
89.64886 33.7 deg 317.475 deg Alaska Peninsula 2023/07/16 06:48:21 UTC (54.5, -160.8) 21 km 7.3 Mi
88.933426 87.0 deg 226.026 deg South Of Kermadec Islands 2023/09/08 09:09:58 UTC (-32.7, -179.3) 90 km 6.6 mww
88.234505 80.0 deg 138.256 deg Near Coast Of Central Chile 2023/09/06 23:48:05 UTC (-30.3, -71.5) 41 km 6.2 mww
87.22219 32.9 deg 121.744 deg Near Coast Of Chiapas, Mexico 2024/05/12 11:39:14 UTC (14.5, -92.4) 75 km 6.4 mww
85.58937 72.8 deg 230.468 deg Tonga Islands Region 2022/11/11 10:48:45 UTC (-19.3, -172.1) 25 km 7.3 Mww
83.04217 87.2 deg 256.054 deg Solomon Islands 2022/11/22 02:03:07 UTC (-9.8, 159.6) 14 km 7.0 Mww
80.02106 77.9 deg 233.804 deg Fiji Islands Region 2023/03/06 20:59:59 UTC (-20.8, -178.3) 526 km 5.8 mww

Losers

(119 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude Reason
96.102554 95.8 deg 267.38 deg Eastern New Guinea Reg., P.N.G. 2023/10/07 09:18:50 UTC (-5.5, 146.0) 69 km 5.6 mb
93.92534 96.6 deg 305.29 deg Taiwan 2024/04/03 00:43:55 UTC (24.0, 121.6) 10 km 5.5 mb
92.638374 77.7 deg 307.236 deg Near West Coast Of Honshu, Japan 2024/01/01 07:10:10 UTC (37.5, 137.2) 0.0 km 7.4 Mi
92.62045 96.7 deg 305.208 deg Taiwan 2024/04/02 23:58:11 UTC (23.8, 121.6) 35 km 7.4 mww
88.37155 84.2 deg 227.033 deg Kermadec Islands, New Zealand 2023/04/24 00:41:54 UTC (-30.0, -177.9) 34 km 7.3 mww
87.03969 78.0 deg 307.185 deg Near West Coast Of Honshu, Japan 2024/01/01 07:56:48 UTC (37.3, 136.9) 10 km 5.6 Mww
86.81752 78.3 deg 231.144 deg South Of Fiji Islands 2023/06/15 18:06:29 UTC (-22.9, -176.6) 206 km 7.0 Mi
85.814255 83.2 deg 225.588 deg Kermadec Islands Region 2023/03/16 00:55:58 UTC (-30.2, -175.9) 10 km 7.1 Mi
83.61245 87.1 deg 239.031 deg Southeast Of Loyalty Islands 2023/05/19 02:57:07 UTC (-23.2, 170.7) 10 km 7.7 Mi
83.51779 57.5 deg 314.753 deg Near East Coast Of Kamchatka 2023/04/03 03:06:55 UTC (52.8, 158.6) 100 km 6.7 Mi
83.09733 73.5 deg 233.359 deg Tonga Islands 2023/07/02 10:27:45 UTC (-17.9, -174.7) 247 km 6.7 Mi
78.91737 42.8 deg 311.651 deg Andreanof Islands, Aleutian Is. 2023/10/16 11:35:31 UTC (52.4, -176.9) 187 km 6.4 Mww
78.85002 77.5 deg 234.327 deg Fiji Islands Region 2022/11/12 07:09:14 UTC (-20.1, -178.4) 587 km 7.0 mww
78.45434 54.3 deg 89.526 deg North Atlantic Ocean 2023/07/10 20:28:25 UTC (20.0, -61.1) 10 km 6.6 mww
77.164566 42.3 deg 310.359 deg Andreanof Islands, Aleutian Is. 2022/11/06 10:02:04 UTC (51.6, -176.0) 48 km 5.1 Mww
77.083115 97.4 deg 269.892 deg New Guinea, Papua New Guinea 2023/04/02 18:04:12 UTC (-4.3, 143.2) 74 km 7.3 Mi
76.7584 83.7 deg 247.179 deg Vanuatu Islands 2023/07/26 12:44:35 UTC (-14.8, 167.9) 13 km 6.4 mww
76.184616 45.6 deg 310.557 deg Rat Islands, Aleutian Islands 2022/12/14 18:40:26 UTC (51.6, 178.6) 73 km 6.3 Mww
76.04337 33.5 deg 119.034 deg Guatemala 2023/05/17 23:02:00 UTC (15.1, -90.9) 256 km 6.4 mww
76.02028 83.1 deg 232.813 deg South Of Fiji Islands 2023/04/28 03:13:43 UTC (-25.1, 178.5) 577 km 6.2 mb
75.2747 83.8 deg 248.325 deg Vanuatu Islands 2023/08/16 12:47:40 UTC (-13.9, 167.2) 193 km 6.5 Mww
74.94828 70.3 deg 234.203 deg Tonga Islands 2023/08/08 18:38:56 UTC (-15.0, -173.0) 120 km 6.2 Mi
74.472534 86.7 deg 142.52 deg Southern Argentina 2023/07/17 03:05:10 UTC (-38.2, -70.4) 171 km 6.6 mww
72.26734 90.8 deg 265.68 deg New Britain Region, P.N.G. 2023/11/14 05:53:45 UTC (-4.0, 151.0) 10 km 5.5 Mww
71.48086 55.5 deg 94.028 deg Leeward Islands 2023/01/20 11:23:40 UTC (16.2, -62.0) 165 km 5.8 Mi
69.72946 77.7 deg 230.064 deg Tonga Islands Region 2023/01/11 11:30:27 UTC (-23.2, -175.3) 10 km 5.6 Mww
69.64417 62.8 deg 122.259 deg Western Brazil 2024/01/20 21:31:07 UTC (-7.3, -71.5) 629 km 6.5 Mww
69.5797 83.5 deg 306.076 deg Shikoku, Japan 2024/04/17 14:14:45 UTC (33.2, 132.4) 26 km 6.3 mww
69.40849 81.7 deg 298.047 deg Bonin Islands, Japan Region 2024/04/27 08:35:34 UTC (27.8, 139.6) 503 km 6.5 mww
68.9238 30.8 deg 120.91 deg Chiapas, Mexico 2023/08/09 09:33:26 UTC (16.2, -93.6) 111 km 5.8 mww
68.53898 84.6 deg 247.649 deg Vanuatu Islands 2023/01/15 12:04:17 UTC (-15.0, 166.9) 29 km 5.6 Mww
67.64703 77.6 deg 307.221 deg Near West Coast Of Honshu, Japan 2023/05/05 05:42:04 UTC (37.5, 137.3) 8.7 km 6.2 mww
67.64023 86.3 deg 283.747 deg Mariana Islands 2023/08/09 09:20:31 UTC (13.4, 144.3) 494 km 5.7 Mi
67.54901 87.0 deg 238.95 deg Southeast Of Loyalty Islands 2023/05/19 03:06:24 UTC (-23.2, 170.8) 38 km 5.9 mb
67.52769 86.5 deg 241.832 deg Vanuatu Islands 2023/12/07 12:56:30 UTC (-20.7, 169.2) 48 km 7.1 Mww
67.51296 84.4 deg 227.975 deg Kermadec Islands, New Zealand 2023/03/04 06:41:22 UTC (-29.5, -178.8) 206 km 6.9 mww
67.46062 91.1 deg 181.465 deg Southern East Pacific Rise 2023/01/01 18:26:42 UTC (-56.2, -123.4) 10 km 5.8 Mww
67.33051 85.2 deg 86.668 deg Central Mid-Atlantic Ridge 2024/02/12 04:11:10 UTC (5.5, -32.8) 10 km 5.5 Mww
67.14603 69.8 deg 308.472 deg Hokkaido, Japan Region 2023/02/25 13:27:42 UTC (42.8, 145.1) 43 km 6.1 Mww
67.12652 83.8 deg 232.289 deg South Of Fiji Islands 2022/11/14 05:04:11 UTC (-26.0, 178.2) 627 km 6.1 mww
67.04374 35.1 deg 122.115 deg Off Coast Of Central America 2023/07/30 01:10:29 UTC (12.7, -90.9) 10 km 5.7 Mww
66.9426 74.5 deg 233.362 deg Tonga Islands 2023/12/11 06:33:31 UTC (-18.7, -175.5) 238 km 6.1 Mww
66.83987 86.8 deg 257.726 deg Solomon Islands 2023/03/27 22:19:15 UTC (-8.2, 158.9) 86 km 6.1 mww
65.76744 80.0 deg 234.293 deg South Of Fiji Islands 2023/01/12 16:28:51 UTC (-21.9, 179.8) 596 km 5.5 Mww
65.299675 78.1 deg 299.465 deg Southeast Of Honshu, Japan 2023/09/19 06:22:36 UTC (31.0, 142.0) 10 km 5.8 mww
64.923195 82.9 deg 250.348 deg Santa Cruz Islands 2022/11/16 22:26:52 UTC (-11.7, 166.6) 138 km 5.8 mww
64.649254 83.3 deg 131.365 deg Santiago Del Estero Prov., Arg. 2023/08/05 07:20:07 UTC (-28.2, -63.2) 598 km 6.2 Mww
64.32296 34.2 deg 120.265 deg Guatemala 2022/11/12 04:39:47 UTC (14.1, -90.8) 100 km 5.8 mww
64.2288 85.9 deg 226.912 deg Kermadec Islands Region 2024/03/19 02:25:31 UTC (-31.3, -179.1) 9.2 km 5.5 Mww
64.1931 82.2 deg 287.773 deg Mariana Islands 2024/04/05 11:03:16 UTC (19.1, 145.4) 222 km 6.8 mww
64.152115 45.8 deg 120.94 deg South Of Panama 2023/08/03 01:25:21 UTC (5.6, -82.6) 8.0 km 5.9 mww
63.850655 75.8 deg 232.822 deg Tonga Islands 2024/03/31 03:01:44 UTC (-19.9, -176.0) 10 km 5.5 Mww
63.745083 51.5 deg 315.452 deg Komandorskiye Ostrova Region 2023/08/01 16:49:49 UTC (54.7, 168.2) 11 km 5.7 Mww
63.391254 77.8 deg 130.279 deg Jujuy Province, Argentina 2023/03/22 16:00:31 UTC (-23.5, -66.5) 210 km 6.5 mww
63.232338 84.0 deg 226.848 deg Kermadec Islands, New Zealand 2023/10/23 10:10:15 UTC (-29.9, -177.5) 23 km 6.0 Mww
62.297504 59.9 deg 38.708 deg Reykjanes Ridge 2023/01/21 19:49:28 UTC (57.4, -33.4) 10 km 5.7 mww
62.2948 71.9 deg 309.534 deg Hokkaido, Japan Region 2023/06/11 09:54:45 UTC (42.5, 141.9) 125 km 6.2 mww
61.946644 84.8 deg 226.63 deg Kermadec Islands, New Zealand 2023/09/21 15:20:26 UTC (-30.7, -178.0) 4.1 km 5.7 Mww
61.66272 73.3 deg 307.499 deg Near East Coast Of Honshu, Japan 2024/04/01 19:24:36 UTC (40.1, 141.7) 73 km 5.9 mww
60.909332 96.8 deg 305.128 deg Taiwan 2024/05/06 09:45:30 UTC (23.7, 121.6) 20 km 5.6 Mww
60.703995 85.8 deg 244.804 deg Vanuatu Islands 2024/01/23 14:33:47 UTC (-17.9, 167.8) 10 km 6.5 Mi
60.556267 47.7 deg 112.573 deg Panama-Colombia Border Region 2023/05/25 03:05:34 UTC (8.9, -77.1) 10 km 6.6 Mi
60.527653 70.6 deg 234.245 deg Tonga Islands 2023/12/12 05:33:10 UTC (-15.2, -173.3) 10 km 5.7 mww
60.420597 77.8 deg 234.027 deg Fiji Islands Region 2023/02/27 06:40:59 UTC (-20.5, -178.4) 548 km 5.6 Mww
60.330433 84.4 deg 246.666 deg Vanuatu Islands 2023/09/28 14:40:26 UTC (-15.6, 167.7) 126 km 6.0 mww
59.73788 79.8 deg 304.136 deg Near S. Coast Of Honshu, Japan 2022/11/14 08:08:26 UTC (33.8, 137.3) 357 km 6.1 mww
59.571827 70.6 deg 171.297 deg Southern East Pacific Rise 2024/02/23 01:51:12 UTC (-35.1, -110.8) 2.0 km 6.3 Mww
58.18836 95.7 deg 267.181 deg Eastern New Guinea Reg., P.N.G. 2023/10/07 08:34:26 UTC (-5.6, 146.1) 53 km 6.7 mww
58.02834 81.3 deg 288.573 deg Mariana Islands 2023/12/16 09:50:53 UTC (20.3, 145.7) 10 km 5.7 mww
58.022545 44.2 deg 97.84 deg Haiti Region 2023/02/16 06:50:46 UTC (19.6, -73.7) 14 km 5.4 mww
58.01517 93.2 deg 264.719 deg New Britain Region, P.N.G. 2023/09/14 19:58:44 UTC (-6.2, 149.6) 62 km 5.6 mww
57.645866 53.3 deg 317.595 deg Komandorskiye Ostrova Region 2023/10/26 16:05:11 UTC (56.1, 164.7) 2.4 km 5.9 Mww
57.27251 90.2 deg 283.386 deg W. Caroline Islands, Micronesia 2024/05/05 05:44:19 UTC (10.9, 141.2) 10 km 5.6 mb
56.589233 34.4 deg 119.963 deg Guatemala 2024/01/27 05:52:49 UTC (14.1, -90.5) 108 km 6.1 Mww
56.413864 82.6 deg 291.608 deg Volcano Islands, Japan Region 2024/02/12 11:19:36 UTC (22.0, 142.7) 250 km 6.1 mww
56.166817 94.7 deg 222.922 deg North Island, New Zealand 2023/04/25 22:16:15 UTC (-40.3, 176.6) 25 km 5.4 Mww
55.54646 89.0 deg 261.384 deg Solomon Islands 2023/03/08 07:33:09 UTC (-6.5, 155.0) 60 km 5.8 Mww
55.034294 36.9 deg 312.955 deg Fox Islands, Aleutian Islands 2023/11/28 06:13:22 UTC (52.7, -167.1) 26 km 5.6 Mww
54.98554 86.0 deg 243.05 deg Vanuatu Islands 2023/10/29 04:32:08 UTC (-19.4, 168.8) 80 km 6.0 mww
54.60943 90.2 deg 184.422 deg Pacific-Antarctic Ridge 2022/11/27 14:04:10 UTC (-55.1, -128.5) 10 km 5.5 Mww
54.257954 76.5 deg 304.026 deg Near East Coast Of Honshu, Japan 2023/05/26 10:03:24 UTC (35.6, 140.7) 44 km 6.2 mww
54.22781 42.6 deg 101.636 deg Jamaica Region 2023/10/30 15:57:20 UTC (18.2, -76.6) 10 km 5.4 mww
53.878952 39.4 deg 312.267 deg Fox Islands, Aleutian Islands 2023/10/12 02:41:11 UTC (52.6, -171.2) 125 km 5.5 ml
53.671005 87.2 deg 239.419 deg Southeast Of Loyalty Islands 2023/05/23 06:42:00 UTC (-23.0, 170.2) 18 km 5.9 mww
53.236355 92.4 deg 265.857 deg Bismarck Sea 2023/03/01 05:36:14 UTC (-4.8, 149.6) 583 km 6.5 Mi
52.98514 84.9 deg 227.38 deg Kermadec Islands, New Zealand 2023/01/26 10:45:52 UTC (-30.2, -178.7) 131 km 6.0 mww
52.847713 69.5 deg 312.068 deg Hokkaido, Japan Region 2023/06/23 17:39:13 UTC (45.8, 143.1) 318 km 5.6 Mww
52.840622 77.5 deg 129.667 deg Jujuy Province, Argentina 2023/10/10 10:01:31 UTC (-22.9, -66.2) 247 km 6.0 Mww
52.835518 51.3 deg 115.631 deg Colombia 2024/01/19 11:26:03 UTC (4.7, -75.9) 61 km 5.6 mww
52.37549 52.2 deg 92.681 deg Virgin Islands 2023/12/09 14:27:22 UTC (18.9, -64.4) 7.0 km 5.7 Ml
51.804905 76.1 deg 236.646 deg Fiji Islands Region 2023/10/31 11:10:56 UTC (-17.5, -179.0) 548 km 6.4 mww
51.68511 36.9 deg 311.125 deg Fox Islands, Aleutian Islands 2023/08/20 01:48:54 UTC (51.6, -167.3) 10 km 5.2 Mww
51.679405 74.5 deg 232.944 deg Tonga Islands 2024/01/18 22:12:20 UTC (-18.9, -175.1) 218 km 6.4 Mww
50.854057 84.9 deg 144.632 deg Near Coast Of Central Chile 2023/12/24 03:23:42 UTC (-38.1, -73.9) 12 km 5.9 Mww
50.806385 83.8 deg 246.969 deg Vanuatu Islands 2023/11/22 04:47:31 UTC (-15.0, 168.0) 13 km 6.7 mww
50.67746 72.1 deg 307.94 deg Hokkaido, Japan Region 2023/03/28 09:18:27 UTC (41.1, 142.8) 31 km 6.2 Mww
50.372227 85.8 deg 227.648 deg Kermadec Islands Region 2023/11/13 14:40:55 UTC (-30.7, -179.7) 435 km 5.7 Mww
50.045773 79.1 deg 233.86 deg Fiji Islands Region 2023/08/02 01:32:35 UTC (-21.6, -179.3) 632 km 5.8 mww
49.935577 83.2 deg 286.092 deg Mariana Islands 2023/07/25 10:35:18 UTC (17.1, 145.5) 373 km 5.6 mww
49.880352 96.8 deg 305.09 deg Taiwan 2024/04/22 10:50:31 UTC (23.7, 121.6) 10 km 5.6 mb
48.887135 61.3 deg 125.262 deg Peru-Brazil Border Region 2022/12/22 13:13:55 UTC (-8.0, -74.5) 157 km 5.5 mww
48.50761 65.9 deg 15.823 deg Norwegian Sea 2023/12/13 20:20:10 UTC (72.6, 3.5) 10 km 5.5 mww
48.149624 53.4 deg 114.201 deg Colombia 2023/08/17 17:17:18 UTC (4.2, -73.6) 7.9 km 5.7 Mww
47.19728 95.9 deg 304.707 deg Taiwan Region 2023/10/23 23:05:25 UTC (24.1, 122.6) 35 km 5.9 mww
45.882694 95.0 deg 266.928 deg Eastern New Guinea Reg., P.N.G. 2023/03/14 00:49:08 UTC (-5.4, 146.9) 213 km 6.3 mww
45.52068 46.3 deg 121.843 deg South Of Panama 2022/12/12 18:27:34 UTC (4.8, -82.8) 10 km 5.5 mww
45.186203 90.0 deg 184.821 deg Pacific-Antarctic Ridge 2024/05/14 15:07:59 UTC (-54.9, -129.2) 10 km 5.5 Mwb
44.1492 80.6 deg 134.208 deg La Rioja Province, Argentina 2023/03/13 22:50:45 UTC (-28.2, -67.6) 137 km 5.2 Mww
43.88214 93.7 deg 190.884 deg Pacific-Antarctic Ridge 2023/12/05 17:16:38 UTC (-57.3, -141.1) 10 km 5.5 Mww
43.392902 77.2 deg 131.553 deg Chile-Argentina Border Region 2023/07/06 00:31:55 UTC (-23.9, -67.9) 132 km 5.8 mww
43.04973 34.6 deg 251.491 deg Hawaii 2024/02/09 20:06:30 UTC (19.0, -155.5) 10 km 6.3 Mi
42.36317 82.3 deg 130.225 deg Santiago Del Estero Prov., Arg. 2023/01/20 22:09:39 UTC (-26.7, -63.0) 611 km 6.8 mww
42.273846 69.2 deg 130.418 deg Near Coast Of Peru 2023/03/03 01:53:26 UTC (-17.1, -72.7) 19 km 5.3 Mww
41.925602 37.4 deg 312.148 deg Fox Islands, Aleutian Islands 2022/11/21 15:09:29 UTC (52.3, -168.1) 0.8 km 5.5 Mww
41.486076 94.0 deg 265.046 deg New Britain Region, P.N.G. 2023/08/13 04:09:26 UTC (-6.4, 148.7) 24 km 5.7 mww
38.39263 59.2 deg 96.217 deg Windward Islands 2023/11/28 15:26:12 UTC (12.6, -59.8) 39 km 5.1 Mww
35.531113 73.0 deg 129.139 deg Northern Chile 2023/12/02 07:55:40 UTC (-19.2, -69.1) 106 km 5.8 Mww
34.6725 69.4 deg 172.583 deg Southern East Pacific Rise 2022/12/06 05:57:59 UTC (-34.1, -112.4) 10 km 5.5 Mww
33.507214 75.1 deg 237.898 deg Fiji Islands Region 2023/06/10 09:12:50 UTC (-16.0, -179.2) 10 km 5.8 mww