Station UO HSO2 - Elkhead, OR, USA

Network: UO - University of Oregon Regional Network

Nearby stations (2 deg radius)

Station Name (Lat, Lon) Start / End Elevation
HSO2 Elkhead, OR, USA (43.52, -123.11) 2022-09-21 / 2499-01-01 1000 m
Crust2 Type:LC,continental arc, Cordilleras, 1.0 km seds.
Thickness Estimate:47 km
Thickness StdDev:1.4 km
Vp/Vs Estimate:1.69
Vp/Vs StdDev:0.09
Vs Estimate:3.859 km/s
Poisson's Ratio:0.23
Peak Value:0.03
Assumed Vp:6.522 km/s
Ps Weight:0.33333334
PpPs Weight:0.33333334
PsPs Weight:0.33333328
Residual Complexity:0.594
Nearby stations H: +-
(2.0 deg) Vp/Vs: +-

7 with match > 90% ( 9.210526 %) and 19 with match > 80% ( 25.0 %) out of 76.

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 47 km 1.69 6.522 km/s 3.859 km/s 0.23
Crust2.0 37 km 1.77 6.522 km/s 3.676 km/s 0.27 LC,continental arc, Cordilleras, 1.0 km seds.
Global Maxima 47 km 1.69 6.522 km/s 3.859 km/s 0.23 amp=0.027168285
Local Maxima 1 43 km 1.87 6.522 km/s 3.483 km/s 0.30 amp=0.014598837
Local Maxima 2 46 km 1.88 6.522 km/s 3.464 km/s 0.30 amp=0.011664078
Local Maxima 3 27 km 1.60 6.522 km/s 4.076 km/s 0.18 amp=0.010752061
Local Maxima 4 45 km 2.10 6.522 km/s 3.109 km/s 0.35 amp=0.0064022834
Predicted Arrivals for vertical incidence
(zero ray parameter)
Ps4.95 SECOND
PpPs19.28 SECOND
PsPs/PpSs24.23 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

(19 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude
95.03647 75.3 deg 231.215 deg Tonga Islands 2023/05/10 16:02:00 GMT (-15.6, -174.6) 210 km 7.6 mww
94.32018 71.4 deg 304.202 deg Near West Coast Of Honshu, Japan 2024/01/01 07:10:10 GMT (37.5, 137.2) 0.0 km 7.4 Mi
93.183136 74.3 deg 230.005 deg Samoa Islands Region 2022/12/04 19:24:15 GMT (-15.4, -173.0) 36 km 6.7 Mww
92.95973 74.2 deg 229.443 deg Samoa Islands Region 2022/12/04 19:24:27 GMT (-15.7, -172.5) 148 km 6.9 Mi
92.88828 77.0 deg 227.007 deg Tonga Islands Region 2022/11/11 10:48:45 GMT (-19.3, -172.1) 25 km 7.3 Mww
90.81811 73.9 deg 131.223 deg Near Coast Of Peru 2024/06/28 05:36:37 GMT (-15.8, -74.4) 28 km 7.2 mww
90.4784 89.9 deg 237.368 deg Southeast Of Loyalty Islands 2023/05/19 02:57:07 GMT (-23.2, 170.7) 10 km 7.7 Mi
89.91229 87.6 deg 254.217 deg Solomon Islands 2022/11/22 02:03:07 GMT (-9.8, 159.6) 14 km 7.0 Mww
89.36509 90.0 deg 237.603 deg Southeast Of Loyalty Islands 2023/05/20 01:51:01 GMT (-23.1, 170.4) 45 km 7.4 Mi
88.779274 91.6 deg 224.486 deg South Of Kermadec Islands 2023/09/08 09:09:58 GMT (-32.7, -179.3) 90 km 6.6 mww
87.87162 37.8 deg 129.655 deg Near Coast Of Chiapas, Mexico 2023/07/14 09:29:01 GMT (15.0, -93.9) 35 km 6.3 mww
84.99419 71.3 deg 304.177 deg Near West Coast Of Honshu, Japan 2023/05/05 05:42:04 GMT (37.5, 137.3) 8.7 km 6.2 mww
84.79154 88.7 deg 225.134 deg Kermadec Islands, New Zealand 2023/04/24 00:41:54 GMT (-30.0, -177.9) 34 km 7.3 mww
83.37253 82.7 deg 228.813 deg South Of Fiji Islands 2023/06/15 18:06:27 GMT (-23.0, -177.2) 167 km 7.2 Mww
83.16273 94.3 deg 141.032 deg Southern Argentina 2023/07/17 03:05:10 GMT (-38.2, -70.4) 171 km 6.6 mww
82.54693 85.3 deg 246.073 deg Vanuatu Islands 2023/08/16 12:47:40 GMT (-13.9, 167.2) 193 km 6.5 Mww
81.641815 90.5 deg 304.126 deg Taiwan 2024/04/02 23:58:11 GMT (23.8, 121.6) 35 km 7.4 mww
81.35142 81.1 deg 231.41 deg Fiji Islands Region 2022/11/12 07:09:14 GMT (-20.1, -178.4) 587 km 7.0 mww
81.15393 94.4 deg 266.468 deg Eastern New Guinea Reg., P.N.G. 2023/10/07 08:34:26 GMT (-5.6, 146.1) 53 km 6.7 mww

Losers

(57 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude Reason
95.22616 82.6 deg 227.246 deg Tonga Islands Region 2023/06/18 15:04:49 GMT (-23.8, -175.7) 10 km 5.8 Mww
91.93142 87.3 deg 137.28 deg Near Coast Of Central Chile 2023/09/06 23:48:05 GMT (-30.3, -71.5) 41 km 6.2 mww
91.351494 84.7 deg 51.517 deg Morocco 2023/09/08 22:11:01 GMT (31.1, -8.4) 19 km 6.8 mww
89.34077 86.0 deg 136.433 deg Near Coast Of Central Chile 2023/10/31 12:33:44 GMT (-28.7, -71.6) 41 km 6.7 mww
85.026054 78.5 deg 229.164 deg Tonga Islands 2024/05/26 20:47:09 GMT (-19.4, -174.9) 112 km 6.6 mww
84.7827 87.9 deg 223.576 deg Kermadec Islands Region 2023/03/16 00:55:58 GMT (-30.2, -175.9) 10 km 7.1 Mi
83.16923 74.0 deg 230.268 deg Tonga Islands 2023/08/08 18:38:56 GMT (-15.0, -173.0) 120 km 6.2 Mi
81.06222 80.6 deg 236.916 deg Fiji Islands 2023/03/11 13:29:46 GMT (-16.4, 177.5) 10 km 5.5 mww
79.950836 60.3 deg 127.971 deg Near Coast Of Ecuador 2023/03/18 17:12:53 GMT (-2.9, -79.8) 66 km 6.7 Mww
79.71823 39.5 deg 125.814 deg Guatemala 2023/05/17 23:02:00 GMT (15.1, -90.9) 256 km 6.4 mww
79.0815 50.6 deg 309.691 deg Near East Coast Of Kamchatka 2023/04/03 03:06:55 GMT (52.8, 158.6) 100 km 6.7 Mi
77.57881 77.2 deg 303.633 deg Shikoku, Japan 2024/04/17 14:14:45 GMT (33.2, 132.4) 26 km 6.3 mww
77.51707 36.3 deg 303.51 deg Andreanof Islands, Aleutian Is. 2023/10/16 11:35:31 GMT (52.4, -176.9) 187 km 6.4 Mww
77.304054 78.2 deg 285.023 deg Mariana Islands 2024/04/05 11:03:16 GMT (19.1, 145.4) 222 km 6.8 mww
76.19819 41.2 deg 118.739 deg North Of Honduras 2023/02/08 15:16:17 GMT (16.8, -86.1) 10 km 5.5 mww
75.44562 81.2 deg 131.41 deg Near Coast Of Northern Chile 2023/12/21 16:21:52 GMT (-21.9, -70.1) 63 km 5.6 mww
74.1889 67.0 deg 303.983 deg Near East Coast Of Honshu, Japan 2024/04/01 19:24:36 GMT (40.1, 141.7) 73 km 5.9 mww
72.77044 96.7 deg 16.05 deg Turkey 2023/02/06 12:02:11 GMT (38.1, 36.5) 10 km 6.0 mb
72.2091 88.4 deg 261.964 deg New Ireland Region, P.N.G. 2022/10/13 22:20:20 GMT (-4.8, 153.6) 71 km 6.4 mww
71.29701 95.6 deg 269.391 deg New Guinea, Papua New Guinea 2023/04/02 18:04:12 GMT (-4.3, 143.2) 74 km 7.3 Mi
71.26038 87.8 deg 242.889 deg Vanuatu Islands 2024/01/23 14:33:47 GMT (-17.9, 167.8) 10 km 6.5 Mi
71.193 39.1 deg 128.288 deg Near Coast Of Chiapas, Mexico 2024/05/12 11:39:14 GMT (14.5, -92.4) 75 km 6.4 mww
71.16263 82.3 deg 226.816 deg Tonga Islands Region 2023/06/16 19:10:52 GMT (-23.8, -175.2) 10 km 6.5 Mi
69.45987 50.4 deg 122.833 deg South Of Panama 2022/10/20 11:57:14 GMT (7.7, -82.3) 10 km 6.9 Mi
68.60548 84.5 deg 129.642 deg Jujuy Province, Argentina 2023/03/22 16:00:31 GMT (-23.5, -66.5) 210 km 6.5 mww
67.88721 37.0 deg 128.167 deg Chiapas, Mexico 2023/08/09 09:33:26 GMT (16.2, -93.6) 111 km 5.8 mww
67.39387 79.4 deg 233.489 deg Fiji Islands Region 2023/10/31 11:10:56 GMT (-17.5, -179.0) 548 km 6.4 mww
67.10445 41.3 deg 128.032 deg Off Coast Of Central America 2023/07/30 01:10:29 GMT (12.7, -90.9) 10 km 5.7 Mww
66.74433 52.7 deg 307.991 deg Kuril Islands 2023/09/01 20:49:54 GMT (50.7, 156.3) 141 km 6.1 Mww
65.62222 88.8 deg 226.083 deg Kermadec Islands, New Zealand 2023/03/04 06:41:22 GMT (-29.5, -178.8) 206 km 6.9 mww
64.63402 86.7 deg 252.598 deg Solomon Islands 2023/05/21 15:45:13 GMT (-10.3, 161.4) 78 km 6.1 Mww
63.1682 50.5 deg 122.954 deg South Of Panama 2023/04/04 22:18:12 GMT (7.6, -82.3) 10 km 6.3 mww
62.06759 39.2 deg 302.956 deg Rat Islands, Aleutian Islands 2022/12/14 18:40:26 GMT (51.6, 178.6) 73 km 6.3 Mww
61.826756 89.0 deg 129.173 deg Santiago Del Estero Prov., Arg. 2023/01/20 22:09:39 GMT (-26.7, -63.0) 611 km 6.8 mww
61.654648 46.1 deg 312.198 deg Komandorskiye Ostrova Region 2023/10/26 16:05:11 GMT (56.1, 164.7) 2.4 km 5.9 Mww
60.747246 94.2 deg 301.389 deg Philippine Islands Region 2023/09/12 11:03:18 GMT (19.3, 121.2) 41 km 6.3 Mww
60.5313 36.6 deg 238.409 deg Hawaii 2024/02/09 20:06:30 GMT (19.0, -155.5) 10 km 6.3 Mi
60.512592 58.1 deg 97.886 deg Leeward Islands 2023/01/20 11:23:40 GMT (16.2, -62.0) 165 km 5.8 Mi
60.4901 84.0 deg 281.274 deg South Of Mariana Islands 2024/02/04 09:50:42 GMT (12.4, 143.5) 10 km 5.7 Mi
58.947544 79.4 deg 283.475 deg Mariana Islands 2023/07/25 10:35:18 GMT (17.1, 145.5) 373 km 5.6 mww
56.427402 96.3 deg 177.064 deg Southern East Pacific Rise 2023/05/03 23:25:46 GMT (-53.0, -118.3) 10 km 5.4 Mww
55.603806 87.2 deg 243.366 deg Vanuatu Islands 2024/05/25 22:23:16 GMT (-17.1, 167.9) 29 km 6.3 mww
55.527283 88.9 deg 129.237 deg Santiago Del Estero Prov., Arg. 2023/01/24 18:37:00 GMT (-26.7, -63.1) 596 km 6.4 mww
55.517498 87.5 deg 230.219 deg South Of Fiji Islands 2022/11/09 09:38:42 GMT (-26.0, 178.4) 629 km 6.8 mww
54.904736 79.3 deg 167.163 deg Southern East Pacific Rise 2023/07/10 21:34:52 GMT (-34.9, -107.7) 10 km 5.7 Mww
54.654472 66.4 deg 302.68 deg Off East Coast Of Honshu, Japan 2023/08/24 22:48:26 GMT (39.6, 143.3) 35 km 5.8 Mww
54.3524 76.3 deg 295.299 deg Bonin Islands, Japan Region 2024/04/27 08:35:34 GMT (27.8, 139.6) 503 km 6.5 mww
54.151188 70.2 deg 309.546 deg Primor'ye, Russia 2023/06/27 23:38:21 GMT (42.1, 134.1) 443 km 5.8 Mww
53.09119 78.4 deg 284.889 deg Mariana Islands 2023/11/19 04:01:36 GMT (18.8, 145.3) 598 km 5.9 mww
52.80716 82.3 deg 130.719 deg Northern Chile 2022/11/02 02:37:59 GMT (-22.3, -68.9) 109 km 5.3 Mww
51.798767 86.9 deg 230.738 deg South Of Fiji Islands 2023/04/28 03:34:10 GMT (-25.1, 178.4) 570 km 5.5 Mww
49.145416 80.2 deg 301.338 deg Southeast Of Ryukyu Islands 2024/04/15 22:38:57 GMT (29.5, 131.7) 8.0 km 5.9 mww
48.312683 86.2 deg 244.527 deg Vanuatu Islands 2023/09/28 14:40:26 GMT (-15.6, 167.7) 126 km 6.0 mww
46.76459 82.8 deg 159.872 deg Southeast Of Easter Island 2023/09/14 22:51:26 GMT (-36.5, -98.0) 10 km 5.6 mww
45.78557 74.7 deg 296.655 deg Southeast Of Honshu, Japan 2023/10/03 11:38:04 GMT (29.9, 140.0) 12 km 6.1 Mww
45.464188 86.3 deg 236.516 deg Vanuatu Islands Region 2023/11/27 03:31:16 GMT (-21.0, 173.9) 10 km 5.5 Mww
44.01583 86.8 deg 230.701 deg South Of Fiji Islands 2023/04/28 03:51:06 GMT (-25.1, 178.5) 572 km 5.5 mb