Station TA U41A - Viola, AR, USA

Network: TA - USArray Transportable Network (new EarthScope stations)

Nearby stations (2 deg radius)

Station Name (Lat, Lon) Start / End Elevation
U41A Viola, AR, USA (36.34, -91.92) 2011-06-22 / 2599-12-31 300 m
Crust2 Type:DE,thick Platform 1 km seds.
Thickness Estimate:46 km
Thickness StdDev:6.9 km
Vp/Vs Estimate:1.84
Vp/Vs StdDev:0.11
Vs Estimate:3.554 km/s
Poisson's Ratio:0.29
Peak Value:0.01
Assumed Vp:6.53 km/s
Ps Weight:0.33333334
PpPs Weight:0.33333334
PsPs Weight:0.33333328
Residual Complexity:0.726
Nearby stations H: +-
(2.0 deg) Vp/Vs: +-

18 with match > 90% ( 17.821783 %) and 37 with match > 80% ( 36.633663 %) out of 101.

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 46 km 1.84 6.53 km/s 3.554 km/s 0.29
Crust2.0 46 km 1.77 6.53 km/s 3.68 km/s 0.27 DE,thick Platform 1 km seds.
Global Maxima 46 km 1.84 6.53 km/s 3.554 km/s 0.29 amp=0.008071627
Local Maxima 1 26 km 1.97 6.53 km/s 3.323 km/s 0.33 amp=0.00505011
Local Maxima 2 35 km 2.07 6.53 km/s 3.155 km/s 0.35 amp=0.004883147
Local Maxima 3 49 km 1.70 6.53 km/s 3.841 km/s 0.24 amp=0.0046428335
Local Maxima 4 32 km 1.60 6.53 km/s 4.082 km/s 0.18 amp=0.004090187
Predicted Arrivals for vertical incidence
(zero ray parameter)
Ps5.84 SECOND
PpPs19.77 SECOND
PsPs/PpSs25.61 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

(37 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude
98.47711 87.1 deg 320.53 deg Off East Coast Of Honshu, Japan 2012/03/14 09:08:35 GMT (40.9, 144.9) 12 km 6.7 MB, 6.9 MS, 6.9 MW, 7.0 MW
96.767624 37.1 deg 153.646 deg Colombia 2012/09/30 16:31:35 GMT (1.9, -76.4) 170 km 7.0 MB, 7.3 MW, 7.2 MW
96.47157 68.6 deg 340.461 deg Eastern Siberia, Russia 2013/02/14 13:13:53 GMT (67.6, 142.5) 11 km 6.5 MB, 6.7 MS, 6.6 MW, 6.7 MW
95.656624 73.5 deg 163.264 deg Near Coast Of Central Chile 2012/03/25 22:37:06 GMT (-35.2, -72.2) 41 km 6.5 MB, 7.0 MS, 7.1 MW, 7.1 MW
95.427505 90.1 deg 319.587 deg Off East Coast Of Honshu, Japan 2011/07/10 00:57:10 GMT (38.0, 143.3) 23 km 6.6 MB, 7.0 MS, 7.0 MW, 7.0 MW
95.31474 32.5 deg 313.172 deg Queen Charlotte Islands Region 2012/10/28 03:04:08 GMT (52.8, -132.1) 14 km 6.5 MB, 7.5 MS, 7.8 MW, 7.8 MW
94.8979 60.5 deg 314.309 deg Andreanof Islands, Aleutian Is. 2012/09/26 23:39:55 GMT (51.6, -178.3) 16 km 6.3 MB, 6.5 MS, 6.4 MW, 6.4 MW
94.52508 80.4 deg 321.254 deg Kuril Islands 2013/04/19 03:05:52 GMT (46.2, 150.8) 110 km 7.2 MW, 7.1 MB, 7.2 MW
94.23432 67.2 deg 159.651 deg Central Chile 2013/01/30 20:15:43 GMT (-28.1, -70.7) 45 km 6.5 MB, 6.5 MS, 6.8 MW, 6.8 MW
94.101006 73.4 deg 326.842 deg Sea Of Okhotsk 2013/05/24 05:44:48 GMT (54.9, 153.2) 598 km 8.4 MW, 7.5 MB, 8.3 MW
93.101944 56.4 deg 313.324 deg Fox Islands, Aleutian Islands 2011/09/02 10:55:53 GMT (52.2, -171.7) 32 km 6.5 MB, 6.9 MS, 6.8 MW, 6.8 MW
92.935326 69.9 deg 153.048 deg Santiago Del Estero Prov., Arg. 2011/09/02 13:47:09 GMT (-28.4, -63.0) 579 km 6.4 MB, 6.7 MW, 6.7 MW
92.43225 74.0 deg 322.039 deg Kuril Islands 2013/02/28 14:05:50 GMT (51.0, 157.3) 41 km 6.4 MB, 6.7 MS, 6.9 MW, 6.8 MW
92.08321 73.9 deg 321.991 deg Kuril Islands 2013/03/01 13:20:49 GMT (51.0, 157.4) 29 km 6.3 MB, 6.3 MS, 6.5 MW, 6.4 MW
91.15853 53.8 deg 312.988 deg Fox Islands, Aleutian Islands 2012/08/10 18:37:43 GMT (52.6, -167.4) 13 km 5.9 MB, 6.2 MS, 6.2 MW, 6.2 MW
90.841255 50.6 deg 107.606 deg Northern Mid-Atlantic Ridge 2011/07/27 23:00:30 GMT (10.8, -43.4) 10 km 5.6 MB, 5.6 MS, 6.0 MW, 5.9 MW
90.81354 57.7 deg 154.635 deg Peru-Bolivia Border Region 2012/05/14 10:00:40 GMT (-17.7, -69.6) 106 km 6.4 MB, 6.2 MW, 6.2 MW
90.28322 52.7 deg 160.444 deg Near Coast Of Peru 2011/10/28 18:54:34 GMT (-14.4, -76.0) 24 km 6.5 MB, 6.9 MS, 6.9 MW, 6.9 MW
89.695984 90.8 deg 318.443 deg Off East Coast Of Honshu, Japan 2011/08/17 11:44:08 GMT (36.8, 143.8) 9.0 km 6.1 MB, 5.8 MS, 6.2 MW, 6.1 MW
89.63095 47.5 deg 155.982 deg Peru-Brazil Border Region 2012/08/02 09:38:30 GMT (-8.4, -74.3) 145 km 5.9 MB, 6.1 MW, 6.1 MW
88.542 32.0 deg 162.363 deg South Of Panama 2012/06/04 00:45:15 GMT (5.3, -82.6) 7.0 km 5.9 MB, 5.9 MS, 6.3 MW, 6.2 MW
87.93866 69.6 deg 152.947 deg Santiago Del Estero Prov., Arg. 2012/05/28 05:07:23 GMT (-28.0, -63.1) 587 km 6.0 MB, 6.7 MW, 6.8 MW
86.30688 76.6 deg 321.405 deg Kuril Islands 2011/08/04 13:51:34 GMT (48.8, 154.8) 36 km 6.0 MB, 5.8 MS, 6.1 MW, 6.0 MW
85.773575 49.8 deg 314.771 deg Alaska Peninsula 2011/07/16 19:59:12 GMT (54.8, -161.3) 36 km 6.3 MB, 5.9 MS, 6.2 MW, 6.1 MW
84.64575 64.9 deg 158.739 deg Near Coast Of Northern Chile 2012/05/19 08:35:10 GMT (-25.7, -70.6) 28 km 5.7 MB, 5.5 MS, 5.8 MW, 5.9 MW
84.59753 80.6 deg 320.476 deg Kuril Islands 2012/07/08 11:33:02 GMT (45.5, 151.3) 20 km 5.7 MB, 5.6 MS, 6.0 MW, 5.8 MW
84.493866 52.8 deg 160.009 deg Near Coast Of Peru 2012/07/02 23:31:37 GMT (-14.4, -75.6) 40 km 6.0 MB, 5.2 MS, 5.7 MW, 5.6 MW
84.428444 65.3 deg 319.031 deg Near Islands, Aleutian Islands 2012/06/19 15:56:32 GMT (53.4, 171.6) 14 km 6.2 MB, 5.7 MS, 6.0 MW, 6.1 MW
84.24441 74.4 deg 321.079 deg East Of Kuril Islands 2013/04/19 19:58:40 GMT (50.0, 157.7) 15 km 6.1 MW, 5.9 MB, 6.0 MW, 6.1 MS
84.11759 90.2 deg 321.015 deg Near East Coast Of Honshu, Japan 2012/06/17 20:32:20 GMT (38.9, 141.8) 36 km 6.0 MB, 5.9 MS, 6.3 MW, 6.4 MW
83.48949 73.5 deg 46.221 deg Northern Italy 2012/05/20 02:03:52 GMT (44.9, 11.2) 6.3 km 5.8 MB, 6.0 MS, 6.0 MW, 6.1 MW
81.901794 92.0 deg 355.084 deg Southwestern Siberia, Russia 2012/02/26 06:17:19 GMT (51.7, 96.0) 12 km 6.4 MB, 6.6 MS, 6.7 MW, 6.5 MW
81.64141 76.0 deg 325.482 deg Sea Of Okhotsk 2013/05/24 14:56:31 GMT (52.2, 151.4) 624 km 6.7 MW, 6.7 MB, 6.7 MW
81.52745 64.0 deg 150.63 deg Salta Province, Argentina 2012/06/02 07:52:53 GMT (-22.1, -63.6) 527 km 5.8 MB, 5.9 MW, 6.0 MW
80.970856 86.7 deg 322.821 deg Hokkaido, Japan Region 2013/02/02 14:17:35 GMT (42.8, 143.1) 107 km 6.4 MB, 6.9 MW, 6.9 MW
80.34824 65.6 deg 152.221 deg Salta Province, Argentina 2011/10/06 11:12:30 GMT (-24.2, -64.2) 15 km 6.5 MB, 5.7 MS, 6.1 MW, 5.9 MW
80.149185 39.1 deg 163.404 deg Off Coast Of Ecuador 2011/11/17 01:57:05 GMT (-1.7, -81.5) 27 km 5.7 MB, 5.6 MS, 6.0 MW, 5.9 MW

Losers

(64 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude Reason
81.231575 87.5 deg 47.758 deg Crete, Greece 2012/09/12 03:27:46 GMT (34.8, 24.1) 32 km 5.7 MB, 5.0 MS, 5.5 MW, 5.3 MW
79.8434 64.7 deg 318.373 deg Near Islands, Aleutian Islands 2011/09/14 18:10:09 GMT (53.1, 173.0) 15 km 6.1 MB, 5.7 MS, 6.0 MW, 6.0 MW
79.26933 86.1 deg 323.9 deg Hokkaido, Japan Region 2011/10/21 08:02:37 GMT (43.9, 142.5) 187 km 5.9 MB, 6.1 MW, 6.1 MW
78.82332 34.6 deg 317.044 deg Southeastern Alaska 2013/01/05 08:58:19 GMT (55.4, -134.7) 10 km 6.4 MB, 7.7 MS, 7.5 MW, 7.5 MW
78.10556 40.5 deg 156.486 deg Ecuador 2011/08/15 02:53:18 GMT (-1.8, -76.9) 177 km 5.7 MB, 5.7 MW, 5.7 MW
77.37909 53.2 deg 155.912 deg Central Peru 2013/05/21 23:02:45 GMT (-13.8, -72.3) 92 km 5.8 MW, 5.7 MB, 5.8 MW
77.22147 57.3 deg 148.855 deg Central Bolivia 2011/11/22 18:48:16 GMT (-15.4, -65.1) 550 km 6.2 MB, 6.6 MW, 6.6 MW
76.77298 90.2 deg 321.011 deg Near East Coast Of Honshu, Japan 2011/07/23 04:34:24 GMT (38.9, 141.8) 41 km 5.9 MB, 5.9 MS, 6.4 MW, 6.3 MW
76.203415 75.8 deg 321.305 deg Kuril Islands 2012/09/09 05:39:37 GMT (49.2, 155.8) 31 km 5.5 MB, 5.5 MS, 5.9 MW, 6.0 MW
75.884834 56.4 deg 313.226 deg Fox Islands, Aleutian Islands 2011/06/28 06:48:32 GMT (52.1, -171.7) 30 km 5.6 MB, 5.4 MS, 5.9 MW, 5.6 MW
74.61333 74.5 deg 164.273 deg Near Coast Of Central Chile 2012/01/23 16:04:52 GMT (-36.4, -73.0) 20 km 5.8 MB, 6.0 MS, 6.1 MW, 6.2 MW
73.60008 71.8 deg 322.1 deg Off East Coast Of Kamchatka 2013/05/19 18:44:10 GMT (52.3, 160.1) 18 km 6.1 MW, 5.8 MS, 5.9 MB, 5.9 MW
73.43515 95.1 deg 251.614 deg Tonga Islands 2013/05/11 20:46:57 GMT (-18.0, -175.1) 213 km 5.8 MB, 6.4 MW, 6.4 MW
71.870735 74.6 deg 321.397 deg Kuril Islands 2013/04/20 13:12:50 GMT (50.1, 157.1) 18 km 6.1 MW, 5.8 MB, 5.9 MS, 6.0 MW
71.81332 56.6 deg 313.232 deg Fox Islands, Aleutian Islands 2011/09/19 08:14:14 GMT (52.0, -172.0) 31 km 5.5 MB, 5.1 MS, 5.7 MW, 5.6 MW
71.76636 91.3 deg 320.465 deg Near East Coast Of Honshu, Japan 2013/05/18 05:47:59 GMT (37.7, 141.5) 39 km 6.0 MW, 5.5 MS, 6.0 MW, 6.1 MB
68.539246 92.1 deg 329.862 deg E. Russia-N.E. China Border Reg. 2013/04/05 13:00:02 GMT (42.7, 131.0) 563 km 6.3 MW, 6.2 MB, 6.4 MW
68.07023 73.9 deg 321.921 deg Kuril Islands 2013/03/01 12:53:51 GMT (50.9, 157.5) 33 km 5.7 MB, 5.8 MS, 6.4 MW, 6.4 MW
67.864 72.4 deg 162.598 deg Near Coast Of Central Chile 2012/11/21 21:36:22 GMT (-33.9, -71.9) 18 km 5.7 MB, 5.5 MS, 5.9 MW, 5.8 MW
67.652245 44.1 deg 323.482 deg Southern Alaska 2012/12/04 01:42:48 GMT (61.2, -150.8) 62 km 5.6 MB, 5.8 MW, 5.7 MW
66.56543 69.5 deg 152.9 deg Santiago Del Estero Prov., Arg. 2013/02/22 12:01:58 GMT (-27.9, -63.1) 575 km 5.8 MB, 6.1 MW, 6.2 MW
66.54892 56.5 deg 313.336 deg Fox Islands, Aleutian Islands 2011/10/25 03:24:49 GMT (52.2, -171.8) 38 km 5.9 MB, 5.3 MS, 5.7 MW, 5.7 MW
66.48377 72.2 deg 194.975 deg Southern East Pacific Rise 2013/04/18 21:26:36 GMT (-34.3, -109.2) 10 km 5.5 MW
65.118935 81.5 deg 42.588 deg Bulgaria 2012/05/22 00:00:32 GMT (42.6, 23.0) 10 km 5.7 MB, 5.3 MS, 5.6 MW, 5.5 MW
65.08506 32.3 deg 312.459 deg Queen Charlotte Islands Region 2012/10/30 02:49:02 GMT (52.4, -131.9) 9.0 km 5.8 MB, 6.0 MS, 6.2 MW, 6.2 MW
64.721794 77.1 deg 321.146 deg Kuril Islands 2012/10/14 09:41:58 GMT (48.3, 154.4) 35 km 5.7 MB, 5.2 MS, 5.7 MW, 5.7 MW
63.4981 73.3 deg 46.317 deg Northern Italy 2012/05/29 10:55:57 GMT (44.9, 11.0) 6.8 km 5.6 MB, 5.3 MS, 5.5 MW, 5.4 MW
63.199146 92.1 deg 320.362 deg Eastern Honshu, Japan 2011/08/11 18:22:04 GMT (37.0, 140.9) 44 km 6.0 MB, 5.3 MS, 5.9 MW, 5.9 MW
62.837257 44.2 deg 102.825 deg Northern Mid-Atlantic Ridge 2012/10/04 23:14:56 GMT (17.4, -46.5) 10 km 5.5 MW, 5.0 MS, 5.4 MW, 5.3 MB
62.054996 65.3 deg 319.006 deg Near Islands, Aleutian Islands 2012/06/19 20:56:41 GMT (53.4, 171.7) 12 km 5.9 MB, 5.2 MS, 5.6 MW, 5.7 MW
61.32271 81.5 deg 171.563 deg Off Coast Of Southern Chile 2012/05/18 02:00:39 GMT (-44.8, -80.2) 10 km 5.5 MB, 5.7 MS, 6.3 MW, 6.3 MW
60.96081 94.7 deg 33.422 deg Turkey 2011/10/23 10:41:22 GMT (38.7, 43.5) 16 km 6.9 MB, 7.3 MS, 7.3 MW, 7.1 MW
60.75443 69.7 deg 153.208 deg Santiago Del Estero Prov., Arg. 2012/03/05 07:46:10 GMT (-28.2, -63.3) 554 km 6.0 MB, 6.1 MW, 6.1 MW
60.40604 93.1 deg 252.317 deg Tonga Islands 2011/12/26 04:48:08 GMT (-16.2, -173.9) 90 km 5.8 MB, 6.0 MW, 6.0 MW
59.986637 88.2 deg 322.444 deg Hokkaido, Japan Region 2012/05/23 15:02:25 GMT (41.3, 142.1) 46 km 6.2 MB, 5.5 MS, 5.9 MW, 6.0 MW
59.768703 66.2 deg 320.851 deg Komandorskiye Ostrova Region 2012/05/29 02:40:53 GMT (54.4, 168.9) 10 km 5.5 MS, 5.4 MB, 5.6 MW, 5.6 MW
58.95319 88.9 deg 320.856 deg Off East Coast Of Honshu, Japan 2012/10/01 22:21:46 GMT (39.8, 143.1) 15 km 5.6 MB, 5.7 MS, 6.1 MW, 6.0 MW
58.86652 89.0 deg 320.631 deg Off East Coast Of Honshu, Japan 2013/04/01 18:53:17 GMT (39.5, 143.2) 14 km 6.0 MW, 5.6 MB, 5.7 MS, 6.0 MW
58.290894 97.2 deg 249.87 deg Tonga Islands 2013/05/23 21:07:46 GMT (-20.6, -175.8) 150 km 6.3 MW, 5.7 MB, 6.3 MW
58.21231 76.9 deg 321.077 deg Kuril Islands 2012/04/23 22:40:22 GMT (48.4, 154.7) 31 km 5.6 MW, 5.2 MS, 5.4 MB, 5.7 MW
57.73566 71.2 deg 162.157 deg Near Coast Of Central Chile 2011/09/14 07:03:51 GMT (-32.7, -71.8) 37 km 5.5 MS, 5.4 MB, 5.9 MW, 5.7 MW
57.697144 62.0 deg 154.891 deg Chile-Bolivia Border Region 2012/10/08 01:50:26 GMT (-21.7, -68.2) 122 km 6.0 MB, 5.7 MW, 5.8 MW
57.548023 90.6 deg 320.846 deg Near East Coast Of Honshu, Japan 2013/04/17 12:03:31 GMT (38.5, 141.6) 50 km 5.9 MW, 5.7 MB, 6.0 MW
56.475838 59.7 deg 154.948 deg Northern Chile 2012/04/03 07:25:08 GMT (-19.6, -69.1) 117 km 5.5 ML, 5.2 MB
55.45837 85.0 deg 327.985 deg Primor'ye, Russia 2012/07/29 09:20:54 GMT (47.4, 139.1) 502 km 5.6 MB, 5.6 MW, 5.7 MW
55.39486 92.2 deg 252.319 deg Tonga Islands 2012/08/18 17:45:02 GMT (-15.6, -173.0) 15 km 5.7 MW, 5.4 MS, 5.4 MB, 5.7 MW
55.22858 92.4 deg 252.896 deg Tonga Islands 2011/09/05 09:52:01 GMT (-15.3, -173.6) 37 km 6.2 MB, 6.2 MS, 6.3 MW, 6.2 MW
54.594383 91.2 deg 320.312 deg Near East Coast Of Honshu, Japan 2011/08/19 05:36:33 GMT (37.7, 141.7) 47 km 6.3 MB, 5.9 MS, 6.3 MW, 6.3 MW
54.272903 64.6 deg 150.966 deg Salta Province, Argentina 2012/11/22 13:07:10 GMT (-22.7, -63.6) 517 km 5.6 MB, 5.9 MW, 6.0 MW
54.21633 72.7 deg 320.699 deg East Of Kuril Islands 2013/03/24 04:18:33 GMT (50.7, 160.2) 8.0 km 6.1 MB, 5.5 MS, 5.9 MW, 6.1 MW
53.515217 62.3 deg 316.168 deg Rat Islands, Aleutian Islands 2011/10/31 07:16:21 GMT (52.4, 177.9) 159 km 5.8 MB, 5.8 MW, 5.9 MW
53.206005 71.5 deg 322.757 deg Off East Coast Of Kamchatka 2011/07/26 06:17:37 GMT (53.0, 159.8) 33 km 5.6 MW, 5.1 MS, 5.4 MB, 5.4 MW
52.627625 43.3 deg 156.639 deg Northern Peru 2012/11/28 03:09:48 GMT (-4.5, -76.1) 118 km 5.9 MB, 5.6 MW, 5.7 MW
52.56099 83.4 deg 321.113 deg Kuril Islands 2013/05/12 22:42:45 GMT (44.0, 147.8) 54 km 5.6 MB, 5.2 MW, 5.1 MW
51.70208 92.5 deg 319.587 deg Near East Coast Of Honshu, Japan 2011/09/15 08:00:09 GMT (36.3, 141.3) 28 km 5.8 MB, 6.0 MS, 6.2 MW, 6.1 MW
51.635574 60.4 deg 314.37 deg Andreanof Islands, Aleutian Is. 2013/04/21 13:48:29 GMT (51.7, -178.2) 44 km 5.6 MW, 5.7 MW, 5.9 MB
51.299362 49.7 deg 314.885 deg Alaska Peninsula 2012/08/08 14:05:17 GMT (54.9, -161.2) 43 km 5.6 MB, 5.2 MW, 5.1 MW
49.889595 95.2 deg 320.388 deg Near S. Coast Of Honshu, Japan 2011/08/01 14:58:09 GMT (34.6, 138.4) 13 km 6.0 MB, 5.6 MS, 5.9 MW, 5.9 MW
49.06655 32.8 deg 312.831 deg Queen Charlotte Islands Region 2012/10/28 18:54:20 GMT (52.7, -132.6) 9.0 km 5.9 MB, 6.2 MS, 6.3 MW, 6.3 MW
46.85723 56.5 deg 313.753 deg Fox Islands, Aleutian Islands 2013/05/12 20:06:41 GMT (52.5, -172.0) 8.0 km 5.7 MB, 5.1 MS, 5.4 MW, 5.3 MW
43.189064 89.1 deg 320.624 deg Off East Coast Of Honshu, Japan 2013/04/02 02:08:47 GMT (39.5, 143.2) 17 km 5.5 MW, 5.5 MW
41.55044 65.7 deg 157.847 deg Northern Chile 2013/05/12 12:59:10 GMT (-26.2, -69.4) 10 km 5.5 MB, 4.7 MS, 5.4 MW, 5.1 ML
39.787086 60.1 deg 155.078 deg Northern Chile 2013/01/13 21:23:26 GMT (-20.1, -69.0) 75 km 5.5 MB, 5.3 MW, 5.3 MW
33.483948 52.5 deg 67.202 deg Azores Islands Region 2013/04/30 06:25:23 GMT (37.6, -24.9) 10 km 5.8 MW, 5.9 MW, 5.9 MB