Station UO TRASK - Tillamook, OR, USA

Network: UO - University of Oregon Regional Network

Nearby stations (2 deg radius)

Station Name (Lat, Lon) Start / End Elevation
TRASK Tillamook, OR, USA (45.39, -123.52) 2022-03-03 / 2499-01-01 786 m
Crust2 Type:L8,thin continental arc, Cordilleras, 0.5 km seds.
Thickness Estimate:32 km
Thickness StdDev:3.4 km
Vp/Vs Estimate:1.90
Vp/Vs StdDev:0.11
Vs Estimate:3.451 km/s
Poisson's Ratio:0.31
Peak Value:0.01
Assumed Vp:6.566 km/s
Ps Weight:0.33333334
PpPs Weight:0.33333334
PsPs Weight:0.33333328
Residual Complexity:0.743
Nearby stations H: +-
(2.0 deg) Vp/Vs: +-

14 with match > 90% ( 10.37037 %) and 36 with match > 80% ( 26.666666 %) out of 135.

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 32 km 1.90 6.566 km/s 3.451 km/s 0.31
Crust2.0 34 km 1.77 6.566 km/s 3.707 km/s 0.27 L8,thin continental arc, Cordilleras, 0.5 km seds.
Global Maxima 32 km 1.90 6.566 km/s 3.451 km/s 0.31 amp=0.011448804
Local Maxima 1 41 km 1.90 6.566 km/s 3.451 km/s 0.31 amp=0.009415443
Local Maxima 2 31 km 2.10 6.566 km/s 3.13 km/s 0.35 amp=0.008463256
Local Maxima 3 34 km 2.10 6.566 km/s 3.134 km/s 0.35 amp=0.004478963
Local Maxima 4 58 km 1.89 6.566 km/s 3.465 km/s 0.31 amp=0.004293425
Predicted Arrivals for vertical incidence
(zero ray parameter)
Ps4.43 SECOND
PpPs14.26 SECOND
PsPs/PpSs18.69 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

(36 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude
94.90476 83.8 deg 51.392 deg Morocco 2023/09/08 22:11:01 UTC (31.1, -8.4) 19 km 6.8 mww
94.545876 89.3 deg 303.833 deg Taiwan 2024/04/02 23:58:11 UTC (23.8, 121.6) 35 km 7.4 mww
93.88667 70.1 deg 303.429 deg Near West Coast Of Honshu, Japan 2024/01/01 07:10:10 UTC (37.5, 137.2) 0.0 km 7.4 Mi
93.485725 75.4 deg 131.263 deg Near Coast Of Peru 2024/06/28 05:36:37 UTC (-15.8, -74.4) 28 km 7.2 mww
92.97962 78.1 deg 226.37 deg Tonga Islands Region 2022/11/11 10:48:45 UTC (-19.3, -172.1) 25 km 7.3 Mww
92.59717 76.9 deg 127.478 deg Southern Peru 2022/05/26 12:02:19 UTC (-15.0, -70.4) 212 km 7.2 Mi
91.5901 89.5 deg 238.756 deg Southeast Of Loyalty Islands 2022/09/14 11:04:07 UTC (-21.2, 170.1) 124 km 7.0 Mi
91.35014 56.8 deg 94.732 deg North Atlantic Ocean 2023/07/10 20:28:25 UTC (20.0, -61.1) 10 km 6.6 mww
91.108246 75.2 deg 229.274 deg Samoa Islands Region 2022/12/04 19:24:15 UTC (-15.4, -173.0) 36 km 6.7 Mww
91.038124 75.2 deg 228.714 deg Samoa Islands Region 2022/12/04 19:24:27 UTC (-15.7, -172.5) 148 km 6.9 Mi
90.79468 31.9 deg 141.727 deg Near Coast Of Michoacan, Mexico 2022/09/19 18:05:09 UTC (18.2, -103.4) 10 km 7.5 Mi
90.480644 88.9 deg 137.024 deg Near Coast Of Central Chile 2023/09/06 23:48:05 UTC (-30.3, -71.5) 41 km 6.2 mww
90.36495 87.9 deg 253.852 deg Solomon Islands 2022/11/22 02:03:07 UTC (-9.8, 159.6) 14 km 7.0 Mww
90.05066 39.2 deg 130.911 deg Near Coast Of Chiapas, Mexico 2023/07/14 09:29:01 UTC (15.0, -93.9) 35 km 6.3 mww
89.95088 62.1 deg 103.651 deg Near Coast Of Venezuela 2024/06/23 03:58:00 UTC (10.8, -62.6) 87 km 6.0 mww
89.84818 31.9 deg 140.756 deg Michoacan, Mexico 2022/09/22 06:16:11 UTC (18.4, -102.9) 61 km 6.8 mww
89.83053 67.4 deg 301.119 deg Near East Coast Of Honshu, Japan 2022/03/16 14:36:33 UTC (37.7, 141.6) 63 km 7.3 mww
88.09799 51.5 deg 131.513 deg Off Coast Of Central America 2022/10/16 12:48:21 UTC (4.4, -87.5) 10 km 6.3 Mww
87.87234 87.6 deg 136.202 deg Near Coast Of Central Chile 2023/10/31 12:33:44 UTC (-28.7, -71.6) 41 km 6.7 mww
87.57157 76.5 deg 282.999 deg Mariana Islands Region 2022/07/10 22:19:59 UTC (18.8, 147.0) 10 km 5.6 mww
86.8184 76.6 deg 283.215 deg Mariana Islands 2022/07/08 23:36:11 UTC (18.8, 146.8) 23 km 6.3 Mi
86.02208 82.6 deg 131.451 deg Near Coast Of Northern Chile 2022/07/28 04:15:05 UTC (-21.9, -70.3) 54 km 6.1 mww
85.81168 92.7 deg 224.252 deg South Of Kermadec Islands 2023/09/08 09:09:58 UTC (-32.7, -179.3) 90 km 6.6 mww
84.3037 86.0 deg 244.51 deg Vanuatu Islands 2023/07/26 12:44:35 UTC (-14.8, 167.9) 13 km 6.4 mww
84.11506 68.2 deg 170.715 deg Easter Island Region 2022/07/12 19:17:00 UTC (-22.6, -114.2) 10 km 6.4 mb
83.98308 30.1 deg 142.944 deg Near Coast Of Jalisco, Mexico 2023/09/08 16:37:17 UTC (19.5, -104.9) 45 km 5.7 mww
83.678246 35.0 deg 301.245 deg Andreanof Islands, Aleutian Is. 2023/10/16 11:35:31 UTC (52.4, -176.9) 187 km 6.4 Mww
83.408875 40.5 deg 129.514 deg Near Coast Of Chiapas, Mexico 2024/05/12 11:39:14 UTC (14.5, -92.4) 75 km 6.4 mww
83.289314 52.3 deg 118.121 deg Panama 2023/08/29 04:59:19 UTC (9.9, -78.4) 10 km 5.5 mww
83.08241 78.2 deg 229.266 deg Tonga Islands 2023/07/02 10:27:45 UTC (-17.9, -174.7) 247 km 6.7 Mi
81.9945 96.0 deg 140.656 deg Southern Argentina 2023/07/17 03:05:10 UTC (-38.2, -70.4) 171 km 6.6 mww
81.91221 38.4 deg 129.513 deg Chiapas, Mexico 2023/08/09 09:33:26 UTC (16.2, -93.6) 111 km 5.8 mww
81.7611 71.7 deg 124.544 deg Peru-Brazil Border Region 2022/06/08 00:55:47 UTC (-9.0, -71.2) 622 km 6.5 Mww
81.31772 90.0 deg 303.561 deg Taiwan 2022/09/18 06:44:15 UTC (23.1, 121.3) 10 km 7.2 Mi
80.936775 79.5 deg 228.563 deg Tonga Islands 2024/05/26 20:47:09 UTC (-19.4, -174.9) 112 km 6.6 mww
80.18859 36.9 deg 130.469 deg Chiapas, Mexico 2023/10/07 05:06:55 UTC (17.1, -95.0) 108 km 5.9 mww

Losers

(99 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude Reason
91.55447 83.3 deg 227.916 deg South Of Fiji Islands 2023/06/15 18:06:29 UTC (-22.9, -176.6) 206 km 7.0 Mi
88.1415 74.9 deg 229.526 deg Tonga Islands 2023/08/08 18:38:56 UTC (-15.0, -173.0) 120 km 6.2 Mi
79.63684 92.5 deg 224.032 deg South Of Kermadec Islands 2022/08/14 13:44:17 UTC (-32.7, -179.0) 10 km 6.4 Mww
79.61286 92.2 deg 223.253 deg South Of Kermadec Islands 2022/08/14 13:44:22 UTC (-32.9, -178.0) 33 km 6.8 Mi
79.3809 93.0 deg 15.627 deg Turkey 2024/04/18 15:11:25 UTC (40.0, 36.0) 10 km 5.6 Mww
78.970314 89.7 deg 236.319 deg Southeast Of Loyalty Islands 2022/05/26 15:38:03 UTC (-22.9, 172.0) 10 km 6.9 Mi
78.06825 45.9 deg 125.707 deg Near Coast Of Nicaragua 2022/04/21 07:42:51 UTC (11.5, -87.0) 10 km 6.8 Mi
77.532616 87.1 deg 236.127 deg Vanuatu Islands Region 2023/11/27 03:31:16 UTC (-21.0, 173.9) 10 km 5.5 Mww
75.923775 53.2 deg 125.51 deg South Of Panama 2023/08/03 01:25:21 UTC (5.6, -82.6) 8.0 km 5.9 mww
75.84603 76.0 deg 303.009 deg Shikoku, Japan 2024/04/17 14:14:45 UTC (33.2, 132.4) 26 km 6.3 mww
75.41986 30.1 deg 143.612 deg Near Coast Of Jalisco, Mexico 2023/09/08 15:53:17 UTC (19.3, -105.1) 5.4 km 5.6 mww
74.75932 51.7 deg 123.671 deg South Of Panama 2022/10/20 11:57:14 UTC (7.7, -82.3) 10 km 6.9 Mi
74.448746 38.0 deg 300.877 deg Rat Islands, Aleutian Islands 2022/12/14 18:40:26 UTC (51.6, 178.6) 73 km 6.3 Mww
73.97408 48.2 deg 6.309 deg North Of Svalbard 2022/05/21 07:01:23 UTC (84.3, 0.8) 10 km 5.8 mww
73.62842 94.2 deg 266.317 deg Eastern New Guinea Reg., P.N.G. 2023/10/07 08:34:26 UTC (-5.6, 146.1) 53 km 6.7 mww
73.52739 94.4 deg 265.638 deg Eastern New Guinea Reg., P.N.G. 2022/09/10 23:46:55 UTC (-6.2, 146.5) 61 km 7.6 mww
73.296074 83.0 deg 230.819 deg Fiji Islands Region 2022/09/11 09:06:51 UTC (-21.0, -178.9) 630 km 5.5 mb
72.69884 94.3 deg 268.006 deg Near N Coast Of New Guinea, P.N.G. 2023/06/19 11:18:11 UTC (-4.5, 144.9) 21 km 5.9 Mww
72.10411 42.7 deg 129.152 deg Off Coast Of Central America 2023/07/30 01:10:29 UTC (12.7, -90.9) 10 km 5.7 Mww
71.81239 63.4 deg 73.7 deg Northern Mid-Atlantic Ridge 2024/03/14 21:10:25 UTC (29.8, -42.7) 10 km 6.0 mww
71.67462 89.7 deg 237.613 deg Southeast Of Loyalty Islands 2022/08/14 21:04:46 UTC (-22.1, 170.9) 83 km 6.2 mww
70.66504 61.9 deg 307.879 deg Hokkaido, Japan Region 2022/07/02 01:59:45 UTC (45.9, 142.1) 322 km 5.8 mww
70.34272 77.4 deg 284.358 deg Mariana Islands 2024/04/05 11:03:16 UTC (19.1, 145.4) 222 km 6.8 mww
69.55715 89.0 deg 240.858 deg Vanuatu Islands 2023/10/29 04:32:08 UTC (-19.4, 168.8) 80 km 6.0 mww
69.48624 87.7 deg 283.242 deg W. Caroline Islands, Micronesia 2024/02/14 11:40:21 UTC (11.0, 138.6) 10 km 6.0 mww
69.43844 83.8 deg 130.194 deg Northern Chile 2022/07/27 18:58:57 UTC (-22.2, -68.5) 97 km 6.2 Mww
69.419136 38.0 deg 301.663 deg Rat Islands, Aleutian Islands 2022/06/04 23:38:12 UTC (52.1, 178.3) 105 km 6.3 mww
69.325066 43.2 deg 307.945 deg Komandorskiye Ostrova Region 2023/08/01 16:49:49 UTC (54.7, 168.2) 11 km 5.7 Mww
69.30843 88.5 deg 229.872 deg South Of Fiji Islands 2022/11/09 09:38:42 UTC (-26.0, 178.4) 629 km 6.8 mww
68.322495 75.4 deg 229.366 deg Tonga Islands 2022/10/24 07:51:10 UTC (-15.5, -173.1) 114 km 5.9 Mi
68.04258 67.4 deg 301.069 deg Near East Coast Of Honshu, Japan 2022/03/16 14:34:26 UTC (37.7, 141.7) 48 km 6.0 mwb
66.7735 86.1 deg 244.323 deg Vanuatu Islands 2023/11/22 04:47:31 UTC (-15.0, 168.0) 13 km 6.7 mww
66.49724 87.3 deg 244.452 deg Vanuatu Islands 2022/08/14 03:11:50 UTC (-15.8, 167.1) 10 km 5.9 Mww
66.13454 79.3 deg 229.45 deg Tonga Islands 2023/12/11 06:33:31 UTC (-18.7, -175.5) 238 km 6.1 Mww
66.08217 84.6 deg 247.462 deg Santa Cruz Islands 2022/11/16 22:26:52 UTC (-11.7, 166.6) 138 km 5.8 mww
65.8554 76.9 deg 131.474 deg Off Coast Of Peru 2022/06/26 02:02:35 UTC (-17.2, -73.8) 15 km 5.7 mww
65.4304 63.0 deg 130.368 deg Peru-Ecuador Border Region 2022/10/05 08:26:21 UTC (-4.9, -80.6) 48 km 5.8 Mww
64.99903 88.7 deg 229.705 deg South Of Fiji Islands 2022/05/22 07:06:27 UTC (-26.2, 178.4) 590 km 6.3 mww
64.83845 64.1 deg 305.009 deg Hokkaido, Japan Region 2023/06/11 09:54:45 UTC (42.5, 141.9) 125 km 6.2 mww
64.43004 37.0 deg 130.745 deg Oaxaca, Mexico 2022/03/06 03:29:21 UTC (17.0, -95.1) 98 km 5.5 mww
64.272934 70.0 deg 303.369 deg Near West Coast Of Honshu, Japan 2024/01/01 09:03:49 UTC (37.6, 137.4) 10 km 5.5 mb
64.16728 83.7 deg 230.692 deg Fiji Islands Region 2023/08/02 01:32:35 UTC (-21.6, -179.3) 632 km 5.8 mww
64.114296 79.3 deg 229.039 deg Tonga Islands 2024/01/18 22:12:20 UTC (-18.9, -175.1) 218 km 6.4 Mww
63.93529 89.3 deg 262.981 deg New Britain Region, P.N.G. 2022/04/13 03:00:56 UTC (-4.5, 152.0) 147 km 5.9 mww
63.84625 61.1 deg 127.869 deg Near Coast Of Ecuador 2022/07/14 22:30:13 UTC (-2.1, -79.8) 81 km 5.7 mww
63.577187 85.3 deg 246.222 deg Vanuatu Islands 2023/10/28 09:55:28 UTC (-13.1, 167.1) 201 km 5.6 mww
63.562683 89.7 deg 303.676 deg Taiwan 2022/09/19 02:07:43 UTC (23.4, 121.4) 13 km 5.5 Mww
63.453457 44.0 deg 309.619 deg Komandorskiye Ostrova Region 2022/09/20 18:23:42 UTC (55.5, 166.3) 10 km 6.0 mww
63.41724 89.6 deg 239.741 deg Vanuatu Islands 2023/12/07 12:56:30 UTC (-20.7, 169.2) 48 km 7.1 Mww
63.221317 79.0 deg 229.349 deg Tonga Islands 2023/05/27 00:11:00 UTC (-18.5, -175.2) 215 km 6.0 mww
63.13848 76.6 deg 229.338 deg Tonga Islands 2024/06/18 06:40:36 UTC (-16.5, -173.8) 35 km 5.9 mww
62.637165 92.9 deg 301.187 deg Philippine Islands Region 2023/09/12 11:03:18 UTC (19.3, 121.2) 41 km 6.3 Mww
62.391396 79.0 deg 300.782 deg Southeast Of Ryukyu Islands 2024/04/15 22:38:57 UTC (29.5, 131.7) 8.0 km 5.9 mww
62.220005 72.6 deg 300.538 deg Near S. Coast Of Honshu, Japan 2022/11/14 08:08:26 UTC (33.8, 137.3) 357 km 6.1 mww
62.089233 85.8 deg 245.641 deg Vanuatu Islands 2023/08/16 12:47:40 UTC (-13.9, 167.2) 193 km 6.5 Mww
61.82341 41.8 deg 127.571 deg Guatemala 2024/01/27 05:52:49 UTC (14.1, -90.5) 108 km 6.1 Mww
61.430233 82.0 deg 230.876 deg Fiji Islands Region 2022/11/12 07:09:14 UTC (-20.1, -178.4) 587 km 7.0 mww
61.225365 70.1 deg 303.373 deg Near West Coast Of Honshu, Japan 2024/06/02 21:31:38 UTC (37.5, 137.2) 4.8 km 5.8 mww
61.128124 74.4 deg 224.915 deg Samoa Islands Region 2022/09/14 05:08:06 UTC (-16.9, -168.8) 10 km 6.0 Mi
60.89447 82.3 deg 230.774 deg Fiji Islands Region 2022/03/07 05:34:18 UTC (-20.4, -178.4) 582 km 6.1 mww
60.61266 56.5 deg 309.483 deg Sea Of Okhotsk 2024/06/06 11:07:53 UTC (50.1, 147.6) 622 km 5.9 mww
60.377586 80.3 deg 232.197 deg Fiji Islands Region 2024/03/09 12:01:07 UTC (-18.0, -178.4) 577 km 5.5 mb
60.328236 83.5 deg 226.989 deg Tonga Islands Region 2023/06/16 08:11:34 UTC (-23.6, -175.9) 22 km 6.0 mww
60.240105 86.8 deg 244.125 deg Vanuatu Islands 2023/09/28 14:40:26 UTC (-15.6, 167.7) 126 km 6.0 mww
60.214485 75.3 deg 294.612 deg Bonin Islands, Japan Region 2024/04/27 08:35:34 UTC (27.8, 139.6) 503 km 6.5 mww
59.92686 34.0 deg 134.196 deg Central Mexico 2023/12/07 20:03:38 UTC (18.4, -98.6) 44 km 5.8 mww
59.8807 81.7 deg 300.846 deg Ryukyu Islands, Japan 2022/12/13 14:25:15 UTC (27.5, 129.6) 10 km 5.7 mww
59.73845 48.5 deg 305.585 deg Off East Coast Of Kamchatka 2022/07/29 23:05:43 UTC (51.2, 161.0) 7.0 km 5.6 Mww
59.60764 89.3 deg 303.762 deg Taiwan 2024/04/22 14:11:22 UTC (23.7, 121.6) 8.0 km 5.8 mww
59.553356 44.7 deg 310.722 deg Komandorskiye Ostrova Region 2023/10/26 16:05:11 UTC (56.1, 164.7) 2.4 km 5.9 Mww
59.344975 70.1 deg 123.744 deg Western Brazil 2024/01/20 21:31:07 UTC (-7.3, -71.5) 629 km 6.5 Mww
59.129856 91.5 deg 129.904 deg Santiago Del Estero Prov., Arg. 2023/08/05 07:20:07 UTC (-28.2, -63.2) 598 km 6.2 Mww
58.9482 84.2 deg 302.421 deg Ryukyu Islands, Japan 2022/06/03 07:03:35 UTC (26.8, 126.4) 10 km 5.6 Mww
58.830166 84.6 deg 130.404 deg Northern Chile 2022/04/20 11:19:04 UTC (-22.9, -68.2) 97 km 5.7 mww
58.190147 85.5 deg 130.756 deg Chile-Argentina Border Region 2023/07/06 00:31:55 UTC (-23.9, -67.9) 132 km 5.8 mww
57.94594 80.3 deg 232.899 deg Fiji Islands Region 2023/10/31 11:10:56 UTC (-17.5, -179.0) 548 km 6.4 mww
57.25848 89.2 deg 240.166 deg Vanuatu Islands 2022/07/22 11:31:47 UTC (-20.0, 169.2) 82 km 5.5 Mww
57.074165 47.3 deg 109.202 deg Jamaica Region 2023/10/30 15:57:20 UTC (18.2, -76.6) 10 km 5.4 mww
56.866016 93.0 deg 300.993 deg Philippine Islands Region 2022/06/30 18:40:38 UTC (19.1, 121.3) 36 km 5.9 Mww
56.579094 51.4 deg 306.685 deg Kuril Islands 2023/09/01 20:49:54 UTC (50.7, 156.3) 141 km 6.1 Mww
56.13372 82.7 deg 131.289 deg Near Coast Of Northern Chile 2023/12/21 16:21:52 UTC (-21.9, -70.1) 63 km 5.6 mww
56.037426 67.5 deg 166.546 deg Southern East Pacific Rise 2022/06/24 00:00:18 UTC (-21.4, -110.2) 10 km 5.8 mww
55.854206 88.4 deg 224.461 deg Kermadec Islands Region 2023/06/14 16:53:52 UTC (-29.0, -176.6) 14 km 5.5 Mww
55.753616 52.2 deg 157.346 deg Central East Pacific Rise 2023/09/20 14:45:59 UTC (-4.5, -105.8) 10 km 6.0 Mww
55.687214 88.4 deg 242.54 deg Vanuatu Islands 2024/01/23 14:33:47 UTC (-17.9, 167.8) 10 km 6.5 Mi
55.165424 87.3 deg 244.423 deg Vanuatu Islands 2022/08/13 13:02:34 UTC (-15.8, 167.1) 10 km 5.8 mww
54.61823 95.8 deg 272.253 deg Near North Coast Of Irian Jaya 2023/01/01 18:24:29 UTC (-2.5, 140.8) 15 km 5.5 mww
54.273674 37.3 deg 235.817 deg Hawaii 2024/02/09 20:06:30 UTC (19.0, -155.5) 10 km 6.3 Mi
54.073593 44.8 deg 125.774 deg Near Coast Of Nicaragua 2024/03/17 00:44:03 UTC (12.4, -87.7) 53 km 5.6 mww
53.925407 65.8 deg 303.084 deg Near East Coast Of Honshu, Japan 2024/04/01 19:24:36 UTC (40.1, 141.7) 73 km 5.9 mww
53.550182 89.3 deg 137.003 deg Near Coast Of Central Chile 2023/01/12 06:19:11 UTC (-30.6, -71.2) 57 km 5.5 mww
53.21597 57.8 deg 307.426 deg Northwest Of Kuril Islands 2023/06/17 11:36:00 UTC (48.0, 147.4) 418 km 5.7 mww
52.779953 90.5 deg 237.651 deg Southeast Of Loyalty Islands 2022/03/31 05:44:01 UTC (-22.7, 170.3) 10 km 7.2 Mi
51.46658 88.4 deg 261.621 deg New Ireland Region, P.N.G. 2022/10/13 22:20:20 UTC (-4.8, 153.6) 71 km 6.4 mww
51.429325 80.1 deg 338.612 deg Russia-Mongolia Border Region 2022/07/29 13:01:13 UTC (50.4, 90.6) 10 km 5.6 Mww
51.377895 84.4 deg 246.737 deg Santa Cruz Islands 2024/05/21 09:50:43 UTC (-12.1, 167.3) 248 km 5.4 Mww
51.248226 78.7 deg 229.683 deg Tonga Islands 2023/12/12 04:00:15 UTC (-18.0, -175.3) 261 km 5.8 Mww
43.676685 68.8 deg 308.786 deg Primor'ye, Russia 2023/06/27 23:38:21 UTC (42.1, 134.1) 443 km 5.8 Mww
43.61978 94.3 deg 142.907 deg Near Coast Of Central Chile 2023/12/24 03:23:42 UTC (-38.1, -73.9) 12 km 5.9 Mww