Station PT KHU - Kahuku Ranch

Network: PT - Pacific Tsunami Warning Seismic System

Nearby stations (2 deg radius)

Station Name (Lat, Lon) Start / End Elevation
KHU Kahuku Ranch (19.25, -155.62) 2007-04-01 / 2045-01-01 1937 m
Crust2 Type:B6,thick melt affected o.c., 0.5 km seds.
Thickness Estimate:47 km
Thickness StdDev:12 km
Vp/Vs Estimate:1.60
Vp/Vs StdDev:0.14
Vs Estimate:3.247 km/s
Poisson's Ratio:0.18
Peak Value:0.02
Assumed Vp:5.195 km/s
Ps Weight:0.33333334
PpPs Weight:0.33333334
PsPs Weight:0.33333328
Residual Complexity:0.782
Nearby stations H: +-
(2.0 deg) Vp/Vs: +-

1 with match > 90% ( 0.8064516 %) and 6 with match > 80% ( 4.83871 %) out of 124.

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 1.60 5.195 km/s 3.247 km/s 0.18
Crust2.0 24 km 1.98 5.195 km/s 2.627 km/s 0.33 B6,thick melt affected o.c., 0.5 km seds.
Global Maxima 47 km 1.60 5.195 km/s 3.247 km/s 0.18 amp=0.024045544
Local Maxima 1 43 km 1.83 5.195 km/s 2.839 km/s 0.29 amp=0.015125177
Local Maxima 2 48 km 1.81 5.195 km/s 2.866 km/s 0.28 amp=0.013766699
Local Maxima 3 64 km 1.86 5.195 km/s 2.789 km/s 0.30 amp=0.013486015
Local Maxima 4 65 km 2.05 5.195 km/s 2.534 km/s 0.34 amp=0.011294589
Predicted Arrivals for vertical incidence
(zero ray parameter)
Ps5.43 SECOND
PpPs23.52 SECOND
PsPs/PpSs28.95 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

(6 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude
96.05639 52.1 deg 203.786 deg Kermadec Islands Region 2021/03/04 19:43:45 UTC (-28.9, -176.9) 10 km 5.6 mb
89.73527 53.5 deg 219.462 deg Southeast Of Loyalty Islands 2023/05/19 02:57:07 UTC (-23.2, 170.7) 10 km 7.7 Mi
87.731865 41.6 deg 203.807 deg Tonga Islands Region 2022/11/11 10:48:45 UTC (-19.3, -172.1) 25 km 7.3 Mww
85.477196 57.2 deg 302.91 deg Near East Coast Of Honshu, Japan 2022/03/16 14:36:33 UTC (37.7, 141.6) 63 km 7.3 mww
81.24794 36.0 deg 357.847 deg Alaska Peninsula 2021/07/29 06:15:45 UTC (55.3, -157.8) 5.2 km 7.3 ml
80.85757 36.0 deg 357.095 deg Alaska Peninsula 2020/07/22 06:12:44 UTC (55.2, -158.6) 13 km 7.4 Mi

Losers

(118 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude Reason
78.71118 52.4 deg 221.588 deg Southeast Of Loyalty Islands 2022/09/14 11:04:07 UTC (-21.2, 170.1) 124 km 7.0 Mi
78.34458 38.4 deg 207.571 deg Samoa Islands Region 2022/12/04 19:24:15 UTC (-15.4, -173.0) 36 km 6.7 Mww
78.01764 61.9 deg 249.662 deg Eastern New Guinea Reg., P.N.G. 2020/07/17 02:50:23 UTC (-7.8, 147.8) 85 km 6.9 mww
77.99328 53.1 deg 204.328 deg Kermadec Islands, New Zealand 2021/03/04 17:41:25 UTC (-29.6, -177.8) 56 km 7.4 mww
77.532814 49.7 deg 236.301 deg Santa Cruz Islands Region 2015/05/20 22:48:53 UTC (-10.9, 164.2) 12 km 6.8 MWW, 6.7 MWB, 6.8 MWC, 6.9 MI
77.26365 38.5 deg 206.707 deg Samoa Islands Region 2022/12/04 19:24:27 UTC (-15.7, -172.5) 148 km 6.9 Mi
75.9007 52.8 deg 240.738 deg Solomon Islands 2022/11/22 02:03:07 UTC (-9.8, 159.6) 14 km 7.0 Mww
75.66697 39.3 deg 209.645 deg Tonga Islands 2023/05/10 16:02:00 UTC (-15.6, -174.6) 210 km 7.6 mww
75.18436 62.4 deg 251.932 deg Eastern New Guinea Reg., P.N.G. 2022/09/10 23:46:55 UTC (-6.2, 146.5) 61 km 7.6 mww
74.90387 34.6 deg 344.891 deg Fox Islands, Aleutian Islands 2015/07/27 04:55:45 UTC (52.2, -169.5) 21 km 6.7 MS
73.65265 58.6 deg 291.364 deg Bonin Islands, Japan Region 2015/05/30 11:23:02 UTC (27.8, 140.5) 678 km 7.8 MWP, 8.5 MI
73.62267 61.2 deg 202.386 deg Off E. Coast Of N. Island, N.Z. 2021/03/04 13:27:35 UTC (-37.6, 179.5) 10 km 6.9 mww
73.28326 36.0 deg 357.96 deg Alaska Peninsula 2021/08/14 11:57:42 UTC (55.2, -157.7) 4.8 km 6.4 ml
72.83152 57.0 deg 302.918 deg Near East Coast Of Honshu, Japan 2021/05/13 23:58:14 UTC (37.7, 141.8) 32 km 6.0 mww
71.718 49.9 deg 236.501 deg Solomon Islands 2015/08/15 07:47:06 UTC (-10.9, 163.9) 6.4 km 6.6 MWP, 6.6 MI
71.5732 48.3 deg 233.462 deg Santa Cruz Islands 2022/11/16 22:26:52 UTC (-11.7, 166.6) 138 km 5.8 mww
71.07628 37.4 deg 359.169 deg Alaska Peninsula 2015/05/29 07:00:08 UTC (56.7, -156.5) 62 km 6.8 MWP, 6.8 MI
70.77415 52.9 deg 82.973 deg Near Coast Of Guerrero, Mexico 2021/09/08 01:47:46 UTC (17.0, -99.8) 13 km 7.0 mww
70.6137 80.2 deg 258.398 deg Banda Sea 2021/12/29 18:25:51 UTC (-7.6, 127.6) 167 km 7.3 mww
70.42269 94.2 deg 120.124 deg Near Coast Of Central Chile 2015/09/17 20:40:31 UTC (-30.0, -71.9) 5.7 km 5.5 mwr
70.34381 78.6 deg 285.046 deg Luzon, Philippines 2022/10/25 14:59:04 UTC (17.9, 120.6) 10 km 6.8 Mi
70.28211 56.8 deg 250.296 deg New Britain Region, P.N.G. 2021/07/19 23:02:08 UTC (-5.0, 152.1) 28 km 5.4 mww
69.966545 52.5 deg 218.509 deg Southeast Of Loyalty Islands 2022/05/26 15:38:03 UTC (-22.9, 172.0) 10 km 6.9 Mi
69.743324 40.6 deg 1.968 deg Southern Alaska 2015/07/29 02:35:58 UTC (59.9, -153.1) 118 km 6.3 ML, 6.2 MWP, 6.2 MI, 6.3 MWW
69.16897 94.5 deg 118.141 deg Central Chile 2015/05/29 04:28:16 UTC (-28.2, -70.8) 49 km 5.2 MW, 5.2 mb, 4.6 MS
68.40649 58.5 deg 309.948 deg Eastern Sea Of Japan 2021/01/12 02:39:42 UTC (43.7, 140.0) 211 km 5.9 mww
68.135086 34.8 deg 344.907 deg Fox Islands, Aleutian Islands 2015/07/27 04:49:44 UTC (52.4, -169.7) 12 km 6.9 MO
67.86846 53.5 deg 204.153 deg Kermadec Islands, New Zealand 2023/04/24 00:41:54 UTC (-30.0, -177.9) 34 km 7.3 mww
67.787674 50.0 deg 229.904 deg Vanuatu Islands 2021/08/18 10:10:05 UTC (-14.9, 167.1) 91 km 6.8 mww
66.66216 90.0 deg 304.275 deg Sichuan, China 2022/06/09 16:03:26 UTC (32.3, 101.8) 9.5 km 5.6 mww
65.665085 42.6 deg 206.404 deg Tonga Islands 2020/10/01 01:13:37 UTC (-19.5, -174.2) 35 km 6.4 Mww
65.58396 42.0 deg 205.874 deg Tonga Islands 2020/10/01 01:13:39 UTC (-19.1, -173.6) 10 km 6.7 Mi
65.04308 94.5 deg 111.657 deg Northern Chile 2015/05/26 10:32:01 UTC (-22.1, -68.4) 115 km 5.7 MB
64.96511 34.6 deg 342.887 deg Fox Islands, Aleutian Islands 2020/08/16 20:05:57 UTC (51.7, -171.2) 43 km 5.7 Mi
64.15692 38.4 deg 208.237 deg Tonga Islands 2022/07/11 22:23:36 UTC (-15.2, -173.3) 10 km 5.6 Mww
63.339283 53.9 deg 283.497 deg Mariana Islands Region 2015/08/17 14:42:32 UTC (21.9, 146.6) 3.1 km 5.6 MWB
63.281967 49.5 deg 319.918 deg Kuril Islands 2023/04/07 02:22:41 UTC (49.9, 155.3) 86 km 5.8 mww
63.26404 50.1 deg 227.891 deg Vanuatu Islands 2020/08/05 12:05:36 UTC (-16.1, 168.1) 175 km 6.4 mww
63.17739 39.7 deg 205.254 deg Tonga Islands Region 2021/06/17 13:40:58 UTC (-17.2, -172.2) 10 km 5.3 mww
63.082355 59.3 deg 291.261 deg Bonin Islands, Japan Region 2015/06/23 12:18:29 UTC (27.7, 139.8) 456 km 6.3 MO
62.931705 57.0 deg 303.385 deg Near East Coast Of Honshu, Japan 2021/05/01 01:27:30 UTC (38.1, 141.8) 56 km 6.6 Mi
62.923508 54.9 deg 247.216 deg Solomon Islands 2015/05/25 04:48:23 UTC (-6.4, 155.0) 71 km 5.5 MB
62.2077 72.9 deg 259.051 deg Irian Jaya Region, Indonesia 2021/11/10 17:46:40 UTC (-4.3, 134.2) 10 km 6.0 mww
62.130665 55.5 deg 284.523 deg Volcano Islands, Japan Region 2020/12/08 00:47:22 UTC (22.5, 144.8) 10 km 5.3 mww
62.095837 49.5 deg 234.876 deg Santa Cruz Islands Region 2020/11/08 00:39:03 UTC (-11.6, 165.0) 13 km 5.3 Mww
62.070896 48.7 deg 324.583 deg Near East Coast Of Kamchatka 2023/04/03 03:06:55 UTC (52.8, 158.6) 100 km 6.7 Mi
61.963657 38.6 deg 334.209 deg Rat Islands, Aleutian Islands 2022/06/04 23:38:12 UTC (52.1, 178.3) 105 km 6.3 mww
61.963043 57.0 deg 307.388 deg Hokkaido, Japan Region 2015/06/08 06:01:08 UTC (41.5, 142.0) 44 km 6.2 MO
61.8981 51.2 deg 227.241 deg Vanuatu Islands 2022/05/10 13:18:10 UTC (-17.2, 167.6) 10 km 5.6 Mww
61.652714 58.3 deg 250.027 deg New Britain Region, P.N.G. 2020/10/08 15:58:52 UTC (-5.9, 150.9) 59 km 5.5 Mww
61.43165 53.6 deg 203.968 deg Kermadec Islands, New Zealand 2021/06/20 17:05:48 UTC (-30.2, -177.8) 10 km 6.5 mww
61.340034 53.3 deg 205.322 deg Kermadec Islands, New Zealand 2023/03/04 06:41:22 UTC (-29.5, -178.8) 206 km 6.9 mww
60.952274 51.6 deg 238.87 deg Solomon Islands 2020/07/18 01:37:14 UTC (-10.4, 161.4) 42 km 5.9 Mww
60.619667 94.6 deg 262.76 deg Java, Indonesia 2021/05/21 12:09:22 UTC (-8.4, 112.4) 108 km 5.7 Mww
60.355335 77.2 deg 260.142 deg Banda Sea 2020/09/08 00:45:20 UTC (-4.9, 129.8) 174 km 5.9 mww
60.33518 61.1 deg 85.064 deg Near Coast Of Guatemala 2020/08/04 19:17:52 UTC (13.4, -92.0) 12 km 5.8 mww
59.557304 50.3 deg 314.859 deg Kuril Islands 2021/09/20 20:25:25 UTC (46.4, 152.4) 25 km 6.0 mww
59.352474 54.2 deg 279.695 deg Mariana Islands 2022/07/08 23:36:11 UTC (18.8, 146.8) 23 km 6.3 Mi
59.096767 38.6 deg 208.478 deg Tonga Islands 2020/11/07 09:27:04 UTC (-15.3, -173.6) 29 km 6.1 Mww
58.4478 76.3 deg 257.535 deg Tanimbar Islands Reg., Indonesia 2015/08/14 22:03:34 UTC (-7.0, 131.5) 53 km 5.5 MB
57.7694 43.5 deg 4.969 deg Central Alaska 2021/05/31 06:59:54 UTC (62.4, -148.3) 44 km 6.1 Mww
57.718044 76.0 deg 270.458 deg Philippine Islands Region 2021/01/21 12:23:05 UTC (5.0, 127.5) 96 km 7.0 mww
57.359806 43.3 deg 212.216 deg Fiji Islands Region 2022/08/02 21:11:41 UTC (-18.1, -178.2) 521 km 5.6 Mww
56.967995 52.9 deg 218.61 deg Southeast Of Loyalty Islands 2021/03/20 15:42:39 UTC (-23.2, 171.7) 10 km 5.5 Mww
56.94751 65.3 deg 297.904 deg Shikoku, Japan 2022/01/21 16:08:37 UTC (32.8, 132.0) 42 km 6.3 Mww
56.89199 51.0 deg 237.397 deg Solomon Islands 2015/07/01 19:35:21 UTC (-11.0, 162.6) 8.9 km 5.8 MO
56.87474 50.5 deg 203.931 deg Kermadec Islands Region 2015/08/28 14:05:02 UTC (-27.4, -176.2) 49 km 5.2 MW
56.79516 41.2 deg 208.524 deg Tonga Islands 2020/12/10 20:48:56 UTC (-17.6, -174.9) 10 km 5.9 mb
56.794476 38.9 deg 207.812 deg Tonga Islands 2015/05/30 17:18:39 UTC (-15.7, -173.3) 51 km 5.8 MB
56.785778 57.5 deg 250.121 deg New Britain Region, P.N.G. 2015/06/30 03:39:28 UTC (-5.5, 151.6) 35 km 5.8 MB
56.73397 71.8 deg 289.185 deg Southeast Of Ryukyu Islands 2021/11/10 15:45:13 UTC (23.5, 126.5) 10 km 6.6 Mww
56.499977 71.1 deg 292.5 deg Ryukyu Islands, Japan 2022/05/07 11:53:56 UTC (26.8, 126.5) 10 km 5.5 mww
56.237354 49.3 deg 231.157 deg Vanuatu Islands 2021/10/18 07:26:52 UTC (-13.7, 166.9) 96 km 6.1 Mww
55.511303 43.9 deg 204.847 deg Tonga Islands 2021/09/20 18:34:48 UTC (-21.1, -173.8) 10 km 5.8 Mww
55.332436 51.8 deg 210.083 deg South Of Fiji Islands 2022/05/22 07:06:27 UTC (-26.2, 178.4) 590 km 6.3 mww
54.43887 83.6 deg 260.704 deg Banda Sea 2020/08/21 04:09:52 UTC (-6.7, 123.5) 627 km 6.9 mww
54.435005 94.3 deg 111.875 deg Northern Chile 2022/02/06 23:46:31 UTC (-22.2, -68.7) 104 km 5.3 Mww
54.362976 45.0 deg 210.908 deg Fiji Islands Region 2022/11/12 07:09:14 UTC (-20.1, -178.4) 587 km 7.0 mww
54.01535 50.7 deg 314.405 deg Kuril Islands 2021/07/13 00:30:16 UTC (46.2, 151.7) 33 km 5.6 Mww
53.796513 43.3 deg 212.625 deg Fiji Islands Region 2020/10/06 10:11:46 UTC (-18.0, -178.5) 629 km 6.0 Mww
53.49267 58.3 deg 315.332 deg Primor'ye, Russia 2020/11/30 22:54:34 UTC (48.3, 140.8) 587 km 6.4 mww
53.42963 50.2 deg 230.221 deg Vanuatu Islands 2023/01/11 08:39:53 UTC (-14.9, 166.7) 10 km 5.8 Mww
52.66671 34.5 deg 345.011 deg Fox Islands, Aleutian Islands 2015/07/29 16:05:02 UTC (52.0, -169.3) 26 km 5.3 MW
51.992428 55.4 deg 249.772 deg New Ireland Region, P.N.G. 2022/10/13 22:20:20 UTC (-4.8, 153.6) 71 km 6.4 mww
51.397236 56.1 deg 202.591 deg South Of Kermadec Islands 2015/09/07 09:13:58 UTC (-32.9, -177.9) 35 km 6.4 MWP
50.80599 66.3 deg 85.612 deg Near Coast Of Nicaragua 2022/04/21 07:42:51 UTC (11.5, -87.0) 10 km 6.8 Mi
50.689804 50.5 deg 206.612 deg South Of Fiji Islands 2015/08/06 23:59:45 UTC (-26.5, -178.3) 264 km 5.9 MB
50.57684 52.9 deg 311.011 deg Kuril Islands 2015/07/07 05:10:27 UTC (44.0, 147.9) 38 km 6.3 MO
50.5003 41.7 deg 204.181 deg Tonga Islands Region 2020/10/21 00:22:33 UTC (-19.3, -172.4) 10 km 5.9 mww
50.326313 56.4 deg 202.782 deg South Of Kermadec Islands 2015/09/08 08:19:53 UTC (-33.1, -178.2) 11 km 5.5 MB
49.803947 77.6 deg 99.737 deg Peru-Ecuador Border Region 2021/07/30 17:10:19 UTC (-4.9, -80.6) 33 km 6.2 Mww
49.349922 40.5 deg 68.932 deg Gulf Of California 2022/11/04 10:02:46 UTC (28.2, -112.3) 10 km 6.1 mww
49.03536 77.5 deg 273.885 deg Mindanao, Philippines 2021/06/14 14:38:42 UTC (7.7, 125.0) 10 km 5.7 mww
48.50591 82.2 deg 259.058 deg Banda Sea 2021/10/30 11:11:42 UTC (-7.7, 125.4) 15 km 5.5 Mww
48.35504 57.3 deg 297.79 deg Off East Coast Of Honshu, Japan 2022/05/17 13:17:51 UTC (33.4, 141.5) 11 km 5.5 Mww
48.303825 53.4 deg 220.167 deg Southeast Of Loyalty Islands 2022/03/31 05:44:01 UTC (-22.7, 170.3) 10 km 7.2 Mi
47.7188 60.4 deg 296.911 deg Southeast Of Honshu, Japan 2021/09/13 22:46:06 UTC (32.4, 137.9) 376 km 5.9 Mww
47.400898 44.5 deg 209.982 deg Fiji Islands Region 2020/11/03 08:18:56 UTC (-20.0, -177.5) 388 km 5.7 mww
47.00983 51.6 deg 210.276 deg South Of Fiji Islands 2022/11/09 09:38:42 UTC (-26.0, 178.4) 629 km 6.8 mww
46.502605 55.7 deg 202.836 deg South Of Kermadec Islands 2015/09/12 20:32:25 UTC (-32.5, -177.9) 10 km 5.7 MB
46.21602 57.8 deg 204.417 deg South Of Kermadec Islands 2022/01/10 00:06:31 UTC (-33.8, 179.5) 10 km 5.7 mww
45.394356 49.7 deg 217.549 deg Vanuatu Islands Region 2021/10/09 10:58:30 UTC (-21.2, 174.5) 520 km 6.9 mww
44.965847 55.5 deg 249.116 deg New Ireland Region, P.N.G. 2021/11/18 14:08:05 UTC (-5.3, 153.7) 35 km 6.2 mww
44.85843 53.1 deg 204.506 deg Kermadec Islands, New Zealand 2023/02/13 09:18:07 UTC (-29.5, -178.0) 374 km 6.1 Mww
44.307354 57.6 deg 250.592 deg New Britain Region, P.N.G. 2021/06/08 10:56:38 UTC (-5.2, 151.3) 139 km 5.7 Mww
43.734493 43.0 deg 209.269 deg Fiji Islands Region 2021/04/24 00:23:36 UTC (-18.9, -176.2) 289 km 6.4 Mww
43.1265 61.7 deg 252.581 deg Eastern New Guinea Reg., P.N.G. 2023/03/14 00:49:08 UTC (-5.4, 146.9) 213 km 6.3 mww
42.93229 49.7 deg 317.284 deg Kuril Islands 2015/07/23 14:54:10 UTC (48.1, 153.9) 100 km 4.3 mb
42.173862 56.1 deg 202.707 deg South Of Kermadec Islands 2022/08/14 13:44:22 UTC (-32.9, -178.0) 33 km 6.8 Mi
42.131493 56.3 deg 203.689 deg South Of Kermadec Islands 2022/08/14 13:44:17 UTC (-32.7, -179.0) 10 km 6.4 Mww
41.782776 56.5 deg 249.844 deg New Britain Region, P.N.G. 2015/08/03 16:41:08 UTC (-5.2, 152.6) 38 km 5.2 MW
41.37889 36.2 deg 357.698 deg Alaska Peninsula 2022/02/20 11:47:10 UTC (55.4, -158.0) 20 km 5.5 ml
41.087704 50.6 deg 229.021 deg Vanuatu Islands 2022/08/13 13:02:34 UTC (-15.8, 167.1) 10 km 5.8 mww
39.887524 48.6 deg 210.888 deg South Of Fiji Islands 2021/07/07 06:39:08 UTC (-23.2, 179.6) 536 km 5.7 mww
38.733723 54.4 deg 203.377 deg Kermadec Islands Region 2015/08/31 06:07:39 UTC (-31.1, -177.7) 10 km 5.0 MW
38.61009 57.6 deg 203.79 deg South Of Kermadec Islands 2022/12/20 16:38:41 UTC (-33.8, -179.7) 39 km 5.6 Mww
37.086422 52.2 deg 203.697 deg Kermadec Islands Region 2021/01/06 06:20:32 UTC (-29.1, -176.9) 26 km 6.2 mww
21.340776 65.4 deg 84.808 deg Near Coast Of Nicaragua 2021/05/21 22:19:51 UTC (12.5, -87.7) 56 km 5.5 Mwr