Station OK KAY1 - Blackwell Oklahoma
Network: OK - Oklahoma Seismic Network
Nearby stations (2 deg radius)

Station | Name | (Lat, Lon) | Start / End | Elevation |
KAY1 | Blackwell Oklahoma | (36.76, -97.21) | 2014-03-26 / 2599-12-31 | 308 m |
Crust2 Type: | D5,thick Platform 2 km seds. |
Thickness Estimate: | 66 km |
Thickness StdDev: | 3.7 km |
Vp/Vs Estimate: | 1.71 |
Vp/Vs StdDev: | 0.08 |
Vs Estimate: | 3.802 km/s |
Poisson's Ratio: | 0.24 |
Peak Value: | 0.02 |
Assumed Vp: | 6.483 km/s |
Ps Weight: | 0.33333334 |
PpPs Weight: | 0.33333334 |
PsPs Weight: | 0.33333328 |
Residual Complexity: | 0.536 |
Nearby stations H: | 54 km +- 17 km |
(2.0 deg) Vp/Vs: | 1.77 +- 0.08 |
1 with match > 90% ( 1.4925373 %) and 3 with match > 80% ( 4.477612 %) out of 67.
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 | 66 km | 1.71 | 6.483 km/s | 3.802 km/s | 0.24 | |
Crust2.0 | 46 km | 1.78 | 6.483 km/s | 3.648 km/s | 0.27 | D5,thick Platform 2 km seds. |
Global Maxima | 66 km | 1.71 | 6.483 km/s | 3.802 km/s | 0.24 | amp=0.024313498 |
Local Maxima 1 | 64 km | 1.75 | 6.483 km/s | 3.715 km/s | 0.26 | amp=0.015120657 |
Local Maxima 2 | 45 km | 1.72 | 6.483 km/s | 3.774 km/s | 0.24 | amp=0.008147588 |
Local Maxima 3 | 68 km | 1.71 | 6.483 km/s | 3.785 km/s | 0.24 | amp=0.005795588 |
Local Maxima 4 | 59 km | 2.08 | 6.483 km/s | 3.124 km/s | 0.35 | amp=0.0045543485 |
Predicted Arrivals for vertical incidence (zero ray parameter) | |
Ps | 7.20 SECOND |
PpPs | 27.64 SECOND |
PsPs/PpSs | 34.85 SECOND |
Events Processed for this Station
Download zip of receiver functions as SAC
Plot maxima for each earthquake.
Events Used in the Stack
(3 events)Radial Match | Distance | Baz | FERegion | Time | Lat/Lon | Depth | Magnitude |
99.616806 | 73.2 deg | 157.439 deg | Near Coast Of Central Chile | 2014/08/23 22:32:23 GMT | (-32.7, -71.4) | 32 km | 6.4 MWW, 6.6 MWP |
85.212265 | 69.6 deg | 192.6 deg | Easter Island Region | 2014/10/09 21:00:00 GMT | (-32.0, -111.1) | 10 km | 5.7 MWW, 5.6 MWC |
82.83673 | 61.8 deg | 151.777 deg | Near Coast Of Northern Chile | 2014/04/07 13:43:20 GMT | (-20.2, -70.9) | 7.9 km | 5.8 MWB, 5.7 MWW, 5.7 MWC |
Losers
(64 events)Radial Match | Distance | Baz | FERegion | Time | Lat/Lon | Depth | Magnitude | Reason |
99.973495 | 55.7 deg | 151.985 deg | Central Peru | 2014/08/24 23:21:45 GMT | (-14.6, -73.6) | 101 km | 6.9 MWW, 6.8 MI, 6.9 MWB | |
99.4623 | 41.8 deg | 324.722 deg | Southern Alaska | 2014/09/25 17:51:17 GMT | (62.0, -151.8) | 103 km | 6.2 ML, 6.1 MI, 6.2 MWW, 6.3 MWR, 6.3 MWB, 6.3 MWC | |
99.41576 | 61.4 deg | 151.491 deg | Near Coast Of Northern Chile | 2014/04/01 23:46:46 GMT | (-19.6, -70.8) | 20 km | 8.2 MWW, 8.0 MI, 8.1 MWC | |
98.0487 | 62.3 deg | 151.583 deg | Near Coast Of Northern Chile | 2014/04/03 02:43:14 GMT | (-20.5, -70.5) | 31 km | 7.7 MWW, 7.4 MI, 7.7 MWC | |
97.78344 | 45.4 deg | 48.37 deg | Reykjanes Ridge | 2014/09/23 19:18:25 GMT | (53.1, -35.1) | 7.2 km | 5.4 MW | |
94.71059 | 61.9 deg | 150.365 deg | Northern Chile | 2014/10/07 05:09:10 GMT | (-19.7, -69.7) | 103 km | 5.8 MB | |
87.91402 | 90.6 deg | 249.672 deg | Tonga Islands | 2014/05/17 15:08:00 GMT | (-16.6, -175.2) | 10 km | 4.4 mb | |
86.071075 | 87.2 deg | 315.591 deg | Off East Coast Of Honshu, Japan | 2015/04/12 19:25:01 GMT | (37.2, 143.9) | 12 km | 5.2 MW, 5.7 mb, 4.8 MS | |
85.75111 | 65.2 deg | 197.03 deg | Easter Island Region | 2014/07/14 05:44:16 GMT | (-26.7, -114.5) | 15 km | 5.5 MW, 5.4 mB, 5.3 Ms, 5.0 Ms7 | |
85.31099 | 58.7 deg | 313.733 deg | Rat Islands, Aleutian Islands | 2014/06/23 20:53:09 GMT | (51.8, 178.8) | 108 km | 7.9 MWW, 7.1 MI, 7.9 MWC | |
84.83348 | 88.2 deg | 249.606 deg | Tonga Islands | 2015/04/07 00:46:18 GMT | (-15.2, -173.2) | 10 km | 5.8 MB | |
78.6913 | 49.7 deg | 72.263 deg | Azores Islands Region | 2014/07/04 21:08:45 GMT | (35.1, -34.9) | 10 km | 5.6 MW, 5.2 mb, 5.0 Ms_20, 5.4 Mwb, 5.6 Mwc | |
78.40954 | 36.1 deg | 324.76 deg | Southeastern Alaska | 2014/07/17 11:49:32 GMT | (60.4, -140.3) | 0.6 km | 5.8 MI | |
78.31306 | 61.1 deg | 151.288 deg | Near Coast Of Northern Chile | 2014/04/02 02:52:26 GMT | (-19.3, -70.8) | 17 km | 4.9 mb | |
76.64444 | 53.2 deg | 31.765 deg | Iceland | 2014/09/03 03:09:56 GMT | (64.8, -17.4) | 7.5 km | 5.4 MW | |
74.02578 | 92.7 deg | 246.174 deg | Tonga Islands | 2014/04/26 06:02:16 GMT | (-20.7, -174.7) | 10 km | 6.5 MWP | |
73.16159 | 93.7 deg | 249.99 deg | Fiji Islands Region | 2014/05/09 14:03:59 GMT | (-18.4, -178.1) | 528 km | 5.6 MB | |
72.91144 | 48.6 deg | 72.747 deg | Northern Mid-Atlantic Ridge | 2014/07/29 22:04:40 GMT | (35.1, -36.3) | 0.0 km | 5.6 MW, 4.8 ms1mx, 4.9 Ms1, 4.8 MS, 4.5 mbtmp, 4.5 mb1mx, 4.6 mb1, 4.5 mb | |
72.372635 | 97.1 deg | 327.463 deg | Yellow Sea | 2014/03/31 19:48:35 GMT | (36.9, 124.6) | 13 km | 4.8 MW | |
71.943 | 89.8 deg | 247.555 deg | Tonga Islands | 2014/09/13 18:22:14 GMT | (-17.8, -173.2) | 12 km | 5.3 MW | |
71.93916 | 76.6 deg | 317.69 deg | East Of Kuril Islands | 2015/05/26 17:56:06 GMT | (45.9, 152.4) | 41 km | 4.3 mb, 4.0 mb | |
70.70822 | 91.9 deg | 248.053 deg | Tonga Islands | 2014/05/02 07:46:04 GMT | (-18.8, -175.3) | 18 km | 5.6 MW | |
70.50643 | 52.8 deg | 311.673 deg | Fox Islands, Aleutian Islands | 2014/06/20 12:16:46 GMT | (51.9, -171.4) | 26 km | 5.6 MB, 5.0 ML, 5.1 ML, 5.3 MWB | |
70.46086 | 77.4 deg | 318.656 deg | Kuril Islands | 2014/07/17 22:32:46 GMT | (46.1, 150.7) | 100 km | 5.1 MW, 4.9 mb | |
70.17346 | 94.9 deg | 244.151 deg | Tonga Islands Region | 2014/05/09 18:14:03 GMT | (-23.7, -175.2) | 11 km | 5.0 mb | |
69.55486 | 33.8 deg | 322.538 deg | Southeastern Alaska | 2014/07/25 10:54:49 GMT | (58.4, -137.1) | 10 km | 5.9 MWP | |
69.34832 | 37.6 deg | 146.858 deg | Near West Coast Of Colombia | 2014/08/03 09:38:06 GMT | (3.6, -77.7) | 62 km | 5.2 mb, 5.0 Mwr | |
69.21641 | 62.2 deg | 151.61 deg | Near Coast Of Northern Chile | 2014/04/02 19:45:49 GMT | (-20.4, -70.6) | 17 km | 5.3 MW | |
67.40355 | 62.3 deg | 151.864 deg | Near Coast Of Northern Chile | 2014/04/04 01:37:51 GMT | (-20.6, -70.7) | 20 km | 6.1 MWP, 6.1 MWB, 6.1 MWW, 6.3 MWC | |
66.85425 | 87.0 deg | 317.82 deg | Near East Coast Of Honshu, Japan | 2015/05/12 21:12:58 GMT | (38.9, 142.0) | 39 km | 6.8 MWP, 6.8 MI | |
66.40135 | 62.3 deg | 151.857 deg | Near Coast Of Northern Chile | 2014/04/09 11:14:46 GMT | (-20.6, -70.8) | 24 km | 5.2 MW | |
66.372856 | 93.9 deg | 250.787 deg | Fiji Islands Region | 2015/04/02 04:10:09 GMT | (-17.8, -178.7) | 536 km | 6.0 MWP | |
65.41782 | 71.2 deg | 319.715 deg | Kuril Islands | 2014/06/07 13:11:37 GMT | (50.7, 157.1) | 56 km | 5.6 M | |
64.38432 | 94.9 deg | 249.083 deg | Fiji Islands Region | 2014/07/21 14:54:40 GMT | (-19.8, -178.4) | 616 km | 6.9 MWB, 6.9 MI | |
64.36354 | 73.8 deg | 46.281 deg | France | 2014/04/07 19:27:00 GMT | (44.5, 6.7) | 9.1 km | 5.0 MW | |
64.07772 | 47.0 deg | 331.855 deg | Northern Alaska | 2014/06/16 12:01:11 GMT | (67.7, -162.0) | 16 km | 5.7 MB, 5.5 MWP, 5.5 MI | |
63.284027 | 61.8 deg | 151.76 deg | Near Coast Of Northern Chile | 2014/04/02 04:46:18 GMT | (-20.2, -70.9) | 10 km | 5.8 MB | |
63.24381 | 95.5 deg | 198.09 deg | Pacific-Antarctic Ridge | 2014/06/03 04:39:57 GMT | (-55.0, -129.6) | 13 km | 5.6 MWC, 5.6 MWC | |
63.08228 | 65.1 deg | 197.196 deg | Easter Island Region | 2014/09/03 20:34:00 GMT | (-26.5, -114.6) | 10 km | 5.9 MWB | |
63.021526 | 53.2 deg | 32.053 deg | Iceland | 2014/09/15 08:05:02 GMT | (64.6, -17.4) | 10 km | 5.5 MWW, 5.5 MWC | |
63.000923 | 86.4 deg | 318.354 deg | Near East Coast Of Honshu, Japan | 2014/07/04 22:42:04 GMT | (39.7, 142.0) | 45 km | 5.7 MB | |
62.851185 | 85.0 deg | 318.73 deg | Near East Coast Of Honshu, Japan | 2014/10/11 05:20:37 GMT | (41.0, 143.0) | 35 km | 5.5 MB | |
60.11838 | 65.2 deg | 197.524 deg | Easter Island Region | 2014/09/03 20:28:22 GMT | (-26.6, -115.0) | 10 km | 5.5 MW | |
59.549828 | 76.1 deg | 54.365 deg | Northern Algeria | 2014/08/01 04:11:16 GMT | (36.9, 3.2) | 10 km | 5.6 MWP | |
59.346237 | 64.5 deg | 150.351 deg | Northern Chile | 2015/05/26 10:32:01 GMT | (-22.1, -68.4) | 115 km | 5.7 MB | |
58.68591 | 95.3 deg | 26.419 deg | Eastern Caucasus | 2014/06/29 17:26:09 GMT | (41.6, 46.6) | 18 km | 5.0 mb | |
58.262257 | 58.8 deg | 153.332 deg | Off Coast Of Peru | 2014/07/14 11:24:39 GMT | (-17.9, -73.4) | 33 km | 5.5 M | |
57.994823 | 31.8 deg | 151.122 deg | South Of Panama | 2014/04/02 16:13:27 GMT | (7.9, -82.3) | 32 km | 6.0 MWW, 5.9 MWB, 6.0 MWC | |
57.88835 | 62.5 deg | 151.757 deg | Near Coast Of Northern Chile | 2014/04/03 02:56:06 GMT | (-20.7, -70.6) | 17 km | 5.6 MB | |
56.45535 | 84.9 deg | 318.618 deg | Off East Coast Of Honshu, Japan | 2014/10/11 02:35:46 GMT | (41.0, 143.2) | 14 km | 6.3 MWP | |
56.14662 | 89.4 deg | 249.85 deg | Tonga Islands | 2014/07/19 12:27:09 GMT | (-15.8, -174.4) | 220 km | 6.0 MWP | |
53.665897 | 92.9 deg | 245.522 deg | Tonga Islands | 2014/09/14 18:17:44 GMT | (-21.4, -174.4) | 49 km | 5.7 MW | |
53.045013 | 61.5 deg | 150.785 deg | Near Coast Of Northern Chile | 2014/04/01 23:59:57 GMT | (-19.5, -70.2) | 22 km | 5.8 MB | |
51.644115 | 87.7 deg | 249.628 deg | Samoa Islands | 2014/09/03 11:34:40 GMT | (-14.9, -172.9) | 10 km | 5.7 MWW, 5.7 MWC, 5.7 MWB | |
50.489586 | 92.8 deg | 39.473 deg | Turkey | 2014/09/04 21:00:04 GMT | (36.3, 30.9) | 70 km | 5.3 MW | |
48.478603 | 96.5 deg | 312.601 deg | Bonin Islands, Japan Region | 2014/06/30 19:55:32 GMT | (28.4, 138.9) | 512 km | 6.2 MWB | |
48.21128 | 60.2 deg | 314.335 deg | Rat Islands, Aleutian Islands | 2015/04/23 14:57:29 GMT | (51.7, 176.3) | 42 km | 5.2 MW, 5.4 mb, 4.5 MS | |
43.091587 | 90.0 deg | 251.695 deg | Fiji Islands Region | 2014/04/09 20:29:02 GMT | (-14.7, -176.0) | 327 km | 5.5 MW | |
41.21609 | 84.6 deg | 320.774 deg | Hokkaido, Japan Region | 2014/07/08 09:05:23 GMT | (42.7, 141.4) | 10 km | 5.6 MB, 5.5 MWB | |
40.401844 | 92.2 deg | 314.622 deg | Southeast Of Honshu, Japan | 2015/04/25 06:35:46 GMT | (32.9, 140.5) | 89 km | 5.2 mb, 5.2 mb | |
39.63763 | 62.3 deg | 151.804 deg | Near Coast Of Northern Chile | 2014/04/03 09:23:21 GMT | (-20.6, -70.7) | 15 km | 5.6 MB, 5.3 MWR | |
38.68017 | 61.9 deg | 151.667 deg | Near Coast Of Northern Chile | 2014/04/15 16:21:17 GMT | (-20.2, -70.7) | 18 km | 5.1 MW | |
38.024277 | 90.2 deg | 317.14 deg | Eastern Honshu, Japan | 2014/09/16 03:28:31 GMT | (36.1, 139.9) | 54 km | 5.6 MB | |
31.929018 | 95.6 deg | 197.978 deg | Pacific-Antarctic Ridge | 2014/04/17 13:10:06 GMT | (-55.1, -129.5) | 16 km | 5.5 MB, 5.7 MWC |