Station SB DBR2 - PG&E DBR array station 2
Network: SB - UC Santa Barbara Engineering Seismology Network ()
Nearby stations (2 deg radius)
Station | Name | (Lat, Lon) | Start / End | Elevation |
DBR2 | PG&E DBR array station 2 | (35.19, -120.81) | 2018-12-06 / 2038-01-01 | 22 m |
Crust2 Type: | S1,continental slope, margin, transition 1 km seds. |
Thickness Estimate: | 18 km |
Thickness StdDev: | 4.3 km |
Vp/Vs Estimate: | 1.78 |
Vp/Vs StdDev: | 0.05 |
Vs Estimate: | 3.469 km/s |
Poisson's Ratio: | 0.27 |
Peak Value: | 0.02 |
Assumed Vp: | 6.183 km/s |
Ps Weight: | 0.33333334 |
PpPs Weight: | 0.33333334 |
PsPs Weight: | 0.33333328 |
Residual Complexity: | 0.690 |
Nearby stations H: | 20 km +- 4.0 km |
(2.0 deg) Vp/Vs: | 1.79 +- 0.05 |
6 with match > 90% ( 6.818182 %) and 14 with match > 80% ( 15.909091 %) out of 88.
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 | 18 km | 1.78 | 6.183 km/s | 3.469 km/s | 0.27 | |
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 | 18 km | 1.78 | 6.183 km/s | 3.469 km/s | 0.27 | amp=0.021982817 |
Local Maxima 1 | 25 km | 1.81 | 6.183 km/s | 3.411 km/s | 0.28 | amp=0.020492433 |
Local Maxima 2 | 20 km | 1.60 | 6.183 km/s | 3.864 km/s | 0.18 | amp=0.007039818 |
Local Maxima 3 | 29 km | 1.60 | 6.183 km/s | 3.864 km/s | 0.18 | amp=0.0065552974 |
Local Maxima 4 | 48 km | 2.01 | 6.183 km/s | 3.076 km/s | 0.34 | amp=0.0060977787 |
Predicted Arrivals for vertical incidence (zero ray parameter) | |
Ps | 2.31 SECOND |
PpPs | 8.21 SECOND |
PsPs/PpSs | 10.52 SECOND |
Events Processed for this Station
Download zip of receiver functions as SAC
Plot maxima for each earthquake.
Events Used in the Stack
(14 events)Radial Match | Distance | Baz | FERegion | Time | Lat/Lon | Depth | Magnitude |
94.97212 | 71.8 deg | 234.954 deg | Tonga Islands | 2023/05/10 16:02:00 GMT | (-15.6, -174.6) | 210 km | 7.6 mww |
93.39915 | 87.2 deg | 239.253 deg | Southeast Of Loyalty Islands | 2023/05/20 01:51:01 GMT | (-23.1, 170.4) | 45 km | 7.4 Mi |
93.33857 | 96.7 deg | 305.209 deg | Taiwan | 2024/04/02 23:58:11 GMT | (23.8, 121.6) | 35 km | 7.4 mww |
93.209854 | 78.7 deg | 137.301 deg | Near Coast Of Central Chile | 2023/10/31 12:33:44 GMT | (-28.7, -71.6) | 41 km | 6.7 mww |
90.577995 | 53.9 deg | 125.809 deg | Near Coast Of Ecuador | 2023/03/18 17:12:53 GMT | (-2.9, -79.8) | 66 km | 6.7 Mww |
90.255844 | 31.4 deg | 122.893 deg | Near Coast Of Chiapas, Mexico | 2023/07/14 09:29:01 GMT | (15.0, -93.9) | 35 km | 6.3 mww |
89.90586 | 33.7 deg | 317.475 deg | Alaska Peninsula | 2023/07/16 06:48:21 GMT | (54.5, -160.8) | 21 km | 7.3 Mi |
88.89172 | 80.0 deg | 138.257 deg | Near Coast Of Central Chile | 2023/09/06 23:48:05 GMT | (-30.3, -71.5) | 41 km | 6.2 mww |
88.165276 | 87.0 deg | 226.027 deg | South Of Kermadec Islands | 2023/09/08 09:09:58 GMT | (-32.7, -179.3) | 90 km | 6.6 mww |
87.037285 | 32.9 deg | 121.746 deg | Near Coast Of Chiapas, Mexico | 2024/05/12 11:39:14 GMT | (14.5, -92.4) | 75 km | 6.4 mww |
85.32912 | 72.8 deg | 230.469 deg | Tonga Islands Region | 2022/11/11 10:48:45 GMT | (-19.3, -172.1) | 25 km | 7.3 Mww |
82.84787 | 70.5 deg | 233.893 deg | Samoa Islands Region | 2022/12/04 19:24:15 GMT | (-15.4, -173.0) | 36 km | 6.7 Mww |
82.75406 | 87.2 deg | 256.055 deg | Solomon Islands | 2022/11/22 02:03:07 GMT | (-9.8, 159.6) | 14 km | 7.0 Mww |
80.08112 | 54.3 deg | 89.527 deg | North Atlantic Ocean | 2023/07/10 20:28:25 GMT | (20.0, -61.1) | 10 km | 6.6 mww |
Losers
(74 events)Radial Match | Distance | Baz | FERegion | Time | Lat/Lon | Depth | Magnitude | Reason |
96.02734 | 95.8 deg | 267.381 deg | Eastern New Guinea Reg., P.N.G. | 2023/10/07 09:18:50 GMT | (-5.5, 146.0) | 69 km | 5.6 mb | |
93.8606 | 96.6 deg | 305.291 deg | Taiwan | 2024/04/03 00:43:55 GMT | (24.0, 121.6) | 10 km | 5.5 mb | |
87.958206 | 84.2 deg | 227.034 deg | Kermadec Islands, New Zealand | 2023/04/24 00:41:54 GMT | (-30.0, -177.9) | 34 km | 7.3 mww | |
86.639626 | 78.3 deg | 231.145 deg | South Of Fiji Islands | 2023/06/15 18:06:29 GMT | (-22.9, -176.6) | 206 km | 7.0 Mi | |
85.02759 | 83.2 deg | 225.589 deg | Kermadec Islands Region | 2023/03/16 00:55:58 GMT | (-30.2, -175.9) | 10 km | 7.1 Mi | |
83.902885 | 87.1 deg | 239.032 deg | Southeast Of Loyalty Islands | 2023/05/19 02:57:07 GMT | (-23.2, 170.7) | 10 km | 7.7 Mi | |
83.11039 | 73.5 deg | 233.36 deg | Tonga Islands | 2023/07/02 10:27:45 GMT | (-17.9, -174.7) | 247 km | 6.7 Mi | |
79.242584 | 42.3 deg | 310.359 deg | Andreanof Islands, Aleutian Is. | 2022/11/06 10:02:04 GMT | (51.6, -176.0) | 48 km | 5.1 Mww | |
79.1445 | 42.8 deg | 311.651 deg | Andreanof Islands, Aleutian Is. | 2023/10/16 11:35:31 GMT | (52.4, -176.9) | 187 km | 6.4 Mww | |
79.13497 | 77.9 deg | 233.805 deg | Fiji Islands Region | 2023/03/06 20:59:59 GMT | (-20.8, -178.3) | 526 km | 5.8 mww | |
78.95178 | 77.5 deg | 234.328 deg | Fiji Islands Region | 2022/11/12 07:09:14 GMT | (-20.1, -178.4) | 587 km | 7.0 mww | |
77.8386 | 80.2 deg | 299.557 deg | Southeast Of Honshu, Japan | 2023/10/05 02:06:32 GMT | (29.9, 139.9) | 10 km | 5.4 Mww | |
77.69179 | 83.8 deg | 248.326 deg | Vanuatu Islands | 2023/08/16 12:47:40 GMT | (-13.9, 167.2) | 193 km | 6.5 Mww | |
77.66552 | 33.5 deg | 119.036 deg | Guatemala | 2023/05/17 23:02:00 GMT | (15.1, -90.9) | 256 km | 6.4 mww | |
77.21827 | 45.6 deg | 310.557 deg | Rat Islands, Aleutian Islands | 2022/12/14 18:40:26 GMT | (51.6, 178.6) | 73 km | 6.3 Mww | |
76.678986 | 83.1 deg | 232.814 deg | South Of Fiji Islands | 2023/04/28 03:13:43 GMT | (-25.1, 178.5) | 577 km | 6.2 mb | |
75.78002 | 55.5 deg | 94.029 deg | Leeward Islands | 2023/01/20 11:23:40 GMT | (16.2, -62.0) | 165 km | 5.8 Mi | |
75.74181 | 59.5 deg | 312.927 deg | Kuril Islands | 2023/09/01 20:49:54 GMT | (50.7, 156.3) | 141 km | 6.1 Mww | |
75.17715 | 83.7 deg | 247.18 deg | Vanuatu Islands | 2023/07/26 12:44:35 GMT | (-14.8, 167.9) | 13 km | 6.4 mww | |
74.85758 | 70.3 deg | 234.204 deg | Tonga Islands | 2023/08/08 18:38:56 GMT | (-15.0, -173.0) | 120 km | 6.2 Mi | |
74.7598 | 77.7 deg | 230.065 deg | Tonga Islands Region | 2023/01/11 11:30:27 GMT | (-23.2, -175.3) | 10 km | 5.6 Mww | |
74.46263 | 86.7 deg | 142.52 deg | Southern Argentina | 2023/07/17 03:05:10 GMT | (-38.2, -70.4) | 171 km | 6.6 mww | |
73.82238 | 95.9 deg | 267.277 deg | Eastern New Guinea Reg., P.N.G. | 2023/10/07 14:13:36 GMT | (-5.6, 145.9) | 62 km | 5.5 mb | |
71.85564 | 75.8 deg | 232.823 deg | Tonga Islands | 2024/03/31 03:01:44 GMT | (-19.9, -176.0) | 10 km | 5.5 Mww | |
71.12426 | 83.5 deg | 306.076 deg | Shikoku, Japan | 2024/04/17 14:14:45 GMT | (33.2, 132.4) | 26 km | 6.3 mww | |
70.33855 | 81.7 deg | 298.048 deg | Bonin Islands, Japan Region | 2024/04/27 08:35:34 GMT | (27.8, 139.6) | 503 km | 6.5 mww | |
70.24868 | 34.2 deg | 120.267 deg | Guatemala | 2022/11/12 04:39:47 GMT | (14.1, -90.8) | 100 km | 5.8 mww | |
70.13046 | 86.3 deg | 283.748 deg | Mariana Islands | 2023/08/09 09:20:31 GMT | (13.4, 144.3) | 494 km | 5.7 Mi | |
69.84212 | 77.6 deg | 307.222 deg | Near West Coast Of Honshu, Japan | 2023/05/05 05:42:04 GMT | (37.5, 137.3) | 8.7 km | 6.2 mww | |
69.46909 | 30.8 deg | 120.913 deg | Chiapas, Mexico | 2023/08/09 09:33:26 GMT | (16.2, -93.6) | 111 km | 5.8 mww | |
69.19571 | 62.8 deg | 122.26 deg | Western Brazil | 2024/01/20 21:31:07 GMT | (-7.3, -71.5) | 629 km | 6.5 Mww | |
67.838524 | 35.1 deg | 122.118 deg | Off Coast Of Central America | 2023/07/30 01:10:29 GMT | (12.7, -90.9) | 10 km | 5.7 Mww | |
67.42608 | 84.4 deg | 227.976 deg | Kermadec Islands, New Zealand | 2023/03/04 06:41:22 GMT | (-29.5, -178.8) | 206 km | 6.9 mww | |
67.28108 | 87.0 deg | 238.951 deg | Southeast Of Loyalty Islands | 2023/05/19 03:06:24 GMT | (-23.2, 170.8) | 38 km | 5.9 mb | |
67.22438 | 85.8 deg | 244.805 deg | Vanuatu Islands | 2024/01/23 14:33:47 GMT | (-17.9, 167.8) | 10 km | 6.5 Mi | |
66.67076 | 82.9 deg | 250.348 deg | Santa Cruz Islands | 2022/11/16 22:26:52 GMT | (-11.7, 166.6) | 138 km | 5.8 mww | |
66.02288 | 86.1 deg | 254.844 deg | Solomon Islands | 2023/05/28 03:29:55 GMT | (-10.1, 161.2) | 104 km | 5.6 mww | |
65.711205 | 94.0 deg | 224.397 deg | North Island, New Zealand | 2022/11/30 10:48:00 GMT | (-38.8, 175.9) | 7.8 km | 5.4 Mww | |
65.237686 | 83.3 deg | 131.366 deg | Santiago Del Estero Prov., Arg. | 2023/08/05 07:20:07 GMT | (-28.2, -63.2) | 598 km | 6.2 Mww | |
64.900444 | 84.8 deg | 226.631 deg | Kermadec Islands, New Zealand | 2023/09/21 15:20:26 GMT | (-30.7, -178.0) | 4.1 km | 5.7 Mww | |
64.4971 | 51.5 deg | 315.452 deg | Komandorskiye Ostrova Region | 2023/08/01 16:49:49 GMT | (54.7, 168.2) | 11 km | 5.7 Mww | |
64.4696 | 78.1 deg | 299.465 deg | Southeast Of Honshu, Japan | 2023/09/19 06:22:36 GMT | (31.0, 142.0) | 10 km | 5.8 mww | |
64.317924 | 82.2 deg | 287.774 deg | Mariana Islands | 2024/04/05 11:03:16 GMT | (19.1, 145.4) | 222 km | 6.8 mww | |
63.393803 | 77.8 deg | 130.28 deg | Jujuy Province, Argentina | 2023/03/22 16:00:31 GMT | (-23.5, -66.5) | 210 km | 6.5 mww | |
63.307304 | 84.0 deg | 226.849 deg | Kermadec Islands, New Zealand | 2023/10/23 10:10:15 GMT | (-29.9, -177.5) | 23 km | 6.0 Mww | |
62.192585 | 45.8 deg | 120.942 deg | South Of Panama | 2023/08/03 01:25:21 GMT | (5.6, -82.6) | 8.0 km | 5.9 mww | |
60.897507 | 72.0 deg | 309.535 deg | Hokkaido, Japan Region | 2023/06/11 09:54:45 GMT | (42.5, 141.9) | 125 km | 6.2 mww | |
60.212418 | 53.3 deg | 317.595 deg | Komandorskiye Ostrova Region | 2023/10/26 16:05:11 GMT | (56.1, 164.7) | 2.4 km | 5.9 Mww | |
60.13205 | 47.7 deg | 112.574 deg | Panama-Colombia Border Region | 2023/05/25 03:05:34 GMT | (8.9, -77.1) | 10 km | 6.6 Mi | |
59.274773 | 90.2 deg | 184.423 deg | Pacific-Antarctic Ridge | 2022/11/27 14:04:10 GMT | (-55.1, -128.5) | 10 km | 5.5 Mww | |
59.172943 | 79.8 deg | 304.137 deg | Near S. Coast Of Honshu, Japan | 2022/11/14 08:08:26 GMT | (33.8, 137.3) | 357 km | 6.1 mww | |
58.38003 | 73.3 deg | 307.499 deg | Near East Coast Of Honshu, Japan | 2024/04/01 19:24:36 GMT | (40.1, 141.7) | 73 km | 5.9 mww | |
58.3138 | 95.7 deg | 267.182 deg | Eastern New Guinea Reg., P.N.G. | 2023/10/07 08:34:26 GMT | (-5.6, 146.1) | 53 km | 6.7 mww | |
58.177082 | 77.2 deg | 131.554 deg | Chile-Argentina Border Region | 2023/07/06 00:31:55 GMT | (-23.9, -67.9) | 132 km | 5.8 mww | |
57.98304 | 34.4 deg | 119.965 deg | Guatemala | 2024/01/27 05:52:49 GMT | (14.1, -90.5) | 108 km | 6.1 Mww | |
57.549366 | 46.3 deg | 121.845 deg | South Of Panama | 2022/12/12 18:27:34 GMT | (4.8, -82.8) | 10 km | 5.5 mww | |
56.964203 | 42.6 deg | 101.638 deg | Jamaica Region | 2023/10/30 15:57:20 GMT | (18.2, -76.6) | 10 km | 5.4 mww | |
56.53538 | 87.2 deg | 239.42 deg | Southeast Of Loyalty Islands | 2023/05/23 06:42:00 GMT | (-23.0, 170.2) | 18 km | 5.9 mww | |
56.402023 | 43.8 deg | 310.194 deg | Andreanof Islands, Aleutian Is. | 2023/06/13 16:16:02 GMT | (51.4, -178.4) | 16 km | 5.3 Mww | |
55.610954 | 86.0 deg | 243.051 deg | Vanuatu Islands | 2023/10/29 04:32:08 GMT | (-19.4, 168.8) | 80 km | 6.0 mww | |
54.484177 | 76.1 deg | 236.647 deg | Fiji Islands Region | 2023/10/31 11:10:56 GMT | (-17.5, -179.0) | 548 km | 6.4 mww | |
53.428947 | 92.4 deg | 265.858 deg | Bismarck Sea | 2023/03/01 05:36:14 GMT | (-4.8, 149.6) | 583 km | 6.5 Mi | |
52.87119 | 85.6 deg | 226.359 deg | Kermadec Islands Region | 2024/05/12 18:43:20 GMT | (-31.5, -178.5) | 23 km | 5.8 Mww | |
52.619514 | 77.5 deg | 129.668 deg | Jujuy Province, Argentina | 2023/10/10 10:01:31 GMT | (-22.9, -66.2) | 247 km | 6.0 Mww | |
52.381386 | 80.2 deg | 299.617 deg | Southeast Of Honshu, Japan | 2023/10/05 01:59:58 GMT | (30.0, 139.9) | 10 km | 6.1 mww | |
52.074696 | 74.5 deg | 232.945 deg | Tonga Islands | 2024/01/18 22:12:20 GMT | (-18.9, -175.1) | 218 km | 6.4 Mww | |
51.984135 | 36.9 deg | 311.125 deg | Fox Islands, Aleutian Islands | 2023/08/20 01:48:54 GMT | (51.6, -167.3) | 10 km | 5.2 Mww | |
51.476383 | 83.2 deg | 286.093 deg | Mariana Islands | 2023/07/25 10:35:18 GMT | (17.1, 145.5) | 373 km | 5.6 mww | |
51.46254 | 69.5 deg | 312.068 deg | Hokkaido, Japan Region | 2023/06/23 17:39:13 GMT | (45.8, 143.1) | 318 km | 5.6 Mww | |
49.506386 | 79.1 deg | 233.861 deg | Fiji Islands Region | 2023/08/02 01:32:35 GMT | (-21.6, -179.3) | 632 km | 5.8 mww | |
48.921154 | 61.3 deg | 125.263 deg | Peru-Brazil Border Region | 2022/12/22 13:13:55 GMT | (-8.0, -74.5) | 157 km | 5.5 mww | |
45.166283 | 78.7 deg | 157.097 deg | West Chile Rise | 2023/05/26 22:18:25 GMT | (-39.0, -91.5) | 10 km | 5.9 mww | |
44.70653 | 95.0 deg | 266.929 deg | Eastern New Guinea Reg., P.N.G. | 2023/03/14 00:49:08 GMT | (-5.4, 146.9) | 213 km | 6.3 mww | |
43.76168 | 82.3 deg | 130.226 deg | Santiago Del Estero Prov., Arg. | 2023/01/20 22:09:39 GMT | (-26.7, -63.0) | 611 km | 6.8 mww |