Station TA O45A - Potomac, IL, USA

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

Nearby stations (2 deg radius)

Station Name (Lat, Lon) Start / End Elevation
O45A Potomac, IL, USA (40.25, -87.72) 2011-10-17 / 2599-12-31 208 m
Crust2 Type:D9,Platform 1 km seds.
Thickness Estimate:35 km
Thickness StdDev:0.3 km
Vp/Vs Estimate:2.10
Vp/Vs StdDev:0.01
Vs Estimate:3.098 km/s
Poisson's Ratio:0.35
Peak Value:0.02
Assumed Vp:6.498 km/s
Ps Weight:0.33333334
PpPs Weight:0.33333334
PsPs Weight:0.33333328
Residual Complexity:0.454
Nearby stations H: +-
(2.0 deg) Vp/Vs: +-

16 with match > 90% ( 16.161615 %) and 32 with match > 80% ( 32.32323 %) out of 99.

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 35 km 2.10 6.498 km/s 3.098 km/s 0.35
Crust2.0 41 km 1.77 6.498 km/s 3.666 km/s 0.27 D9,Platform 1 km seds.
Global Maxima 35 km 2.10 6.498 km/s 3.098 km/s 0.35 amp=0.02010171
Local Maxima 1 36 km 2.10 6.498 km/s 3.101 km/s 0.35 amp=0.006819449
Local Maxima 2 53 km 1.75 6.498 km/s 3.724 km/s 0.26 amp=0.004791254
Local Maxima 3 25 km 1.76 6.498 km/s 3.692 km/s 0.26 amp=0.003793616
Local Maxima 4 46 km 1.80 6.498 km/s 3.61 km/s 0.28 amp=0.003456007
Predicted Arrivals for vertical incidence
(zero ray parameter)
Ps5.87 SECOND
PpPs16.57 SECOND
PsPs/PpSs22.44 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

(32 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude
98.52885 89.0 deg 321.627 deg Off East Coast Of Honshu, Japan 2012/12/07 08:18:23 GMT (37.9, 143.9) 31 km 7.2 MB, 7.3 MS, 7.3 MW, 7.3 MW
97.924286 79.3 deg 322.948 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
97.66301 71.9 deg 327.908 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
97.60331 34.2 deg 312.195 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
97.37019 89.6 deg 36.032 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
96.21162 39.5 deg 161.973 deg Colombia 2012/09/30 16:31:35 GMT (1.9, -76.4) 170 km 7.0 MB, 7.3 MW, 7.2 MW
95.74055 32.5 deg 307.732 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
94.79078 60.1 deg 313.991 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
93.97628 49.5 deg 113.651 deg Northern Mid-Atlantic Ridge 2013/06/24 22:04:13 GMT (10.7, -42.6) 10 km 6.5 MW, 6.1 MB, 6.3 MS, 6.6 MW
93.91287 35.1 deg 171.15 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
93.56103 66.0 deg 341.209 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
92.96014 72.9 deg 323.147 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
92.23189 76.4 deg 166.982 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
92.052605 60.1 deg 159.975 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
91.46278 50.0 deg 162.496 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
91.04386 74.6 deg 326.78 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
89.25977 89.2 deg 321.807 deg Off East Coast Of Honshu, Japan 2012/12/07 08:48:13 GMT (37.8, 143.6) 20 km 5.5 MB
89.16259 69.8 deg 163.96 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
86.18263 34.9 deg 170.995 deg South Of Panama 2012/06/04 03:15:24 GMT (5.5, -82.6) 7.0 km 5.8 MB, 5.8 MS, 6.3 MW, 6.1 MW
85.434006 53.6 deg 311.825 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
84.728806 72.8 deg 323.093 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
84.34233 89.1 deg 323.577 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
84.02004 55.5 deg 166.138 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
83.90256 55.3 deg 165.693 deg Near Coast Of Peru 2012/01/30 05:11:00 GMT (-14.2, -75.6) 43 km 6.3 MB, 5.9 MS, 6.4 MW, 6.4 MW
83.33301 30.1 deg 175.234 deg Costa Rica 2012/10/24 00:45:32 GMT (10.1, -85.3) 17 km 6.0 MB, 6.2 MS, 6.5 MW, 6.4 MW
81.98686 79.6 deg 322.193 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
81.71959 88.0 deg 323.057 deg Off East Coast Of Honshu, Japan 2012/05/20 07:19:54 GMT (39.5, 143.2) 11 km 5.6 MB
81.71234 55.5 deg 165.71 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
81.7004 31.0 deg 170.232 deg Panama-Costa Rica Border Region 2013/05/27 09:41:14 GMT (9.4, -82.6) 9.2 km 5.7 MW, 5.6 MB, 5.7 MW
80.765854 64.5 deg 319.258 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
80.13953 74.6 deg 322.628 deg Kuril Islands 2012/07/20 06:10:25 GMT (49.4, 155.9) 19 km 5.7 MB, 5.7 MS, 6.0 MW, 6.1 MW
80.123 85.4 deg 325.07 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

Losers

(67 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude Reason
91.03258 79.9 deg 46.09 deg Aegean Sea 2013/01/08 14:16:08 GMT (39.7, 25.5) 13 km 5.7 MB, 5.8 MS, 5.7 MW, 5.7 MW
79.975075 84.8 deg 326.099 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
79.6549 87.0 deg 324.83 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
79.53759 53.7 deg 310.535 deg Fox Islands, Aleutian Islands 2013/07/03 03:40:27 GMT (51.6, -167.0) 5.1 km 5.8 MW, 5.7 MW, 5.9 MB
79.42018 48.0 deg 71.871 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
77.86217 65.3 deg 321.18 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
75.928314 70.7 deg 323.001 deg Off East Coast Of Kamchatka 2013/05/21 04:59:35 GMT (52.3, 160.1) 18 km 5.7 MW, 5.6 MS, 5.7 MW
74.555 67.6 deg 163.263 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
74.293015 33.4 deg 210.4 deg Northern East Pacific Rise 2012/03/26 18:12:52 GMT (10.1, -104.2) 10 km 5.6 MB, 5.8 MS, 6.0 MW, 6.0 MW
72.74183 73.4 deg 322.226 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
72.30917 53.0 deg 21.62 deg Norwegian Sea 2012/05/24 22:47:46 GMT (73.0, 5.7) 10 km 5.7 MB, 6.1 MS, 6.1 MW, 6.2 MW
71.91212 59.2 deg 154.391 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
70.998535 79.6 deg 322.055 deg Kuril Islands 2012/07/11 02:31:16 GMT (45.4, 151.4) 10 km 5.6 MB, 5.5 MS, 5.7 MW, 5.7 MW
70.979744 73.6 deg 322.561 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
70.78355 63.9 deg 317.391 deg Near Islands, Aleutian Islands 2012/12/15 04:49:29 GMT (52.3, 174.0) 26 km 5.7 MB, 5.7 MS, 6.0 MW, 5.9 MW
70.6376 68.3 deg 49.137 deg Northern Italy 2012/05/29 07:00:03 GMT (44.9, 11.1) 10 km 5.9 MB, 5.8 MS, 5.8 MW, 5.8 MW
70.37392 92.3 deg 322.452 deg Near East Coast Of Honshu, Japan 2012/03/14 12:05:04 GMT (35.7, 140.7) 10 km 5.7 MB, 5.6 MS, 6.0 MW
70.293915 31.1 deg 173.101 deg Costa Rica 2012/02/13 10:55:09 GMT (9.2, -84.1) 16 km 5.6 MB, 5.5 MS, 5.9 MW, 5.7 MW
70.27774 90.2 deg 323.123 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
69.42054 70.7 deg 322.995 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
69.1375 83.4 deg 50.12 deg Crete, Greece 2013/06/16 21:39:05 GMT (34.3, 25.2) 19 km 6.0 MW, 5.7 MS, 5.8 MW, 5.9 MB
69.083466 78.3 deg 168.265 deg Near Coast Of Central Chile 2012/12/26 13:17:57 GMT (-37.3, -73.3) 29 km 5.5 MB, 5.2 MS, 5.2 MW, 5.4 MW
68.77985 61.3 deg 313.982 deg Andreanof Islands, Aleutian Is. 2013/07/07 20:17:59 GMT (51.0, -179.9) 6.8 km 5.6 MB, 5.5 ML
68.66172 74.8 deg 322.585 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
67.99738 79.9 deg 322.31 deg Kuril Islands 2013/06/04 11:00:09 GMT (45.4, 150.9) 24 km 5.6 MW, 5.5 MW
67.80387 30.1 deg 175.283 deg Costa Rica 2012/09/08 20:29:31 GMT (10.1, -85.3) 35 km 5.7 MB, 5.1 MS, 5.7 MW, 5.7 MW
67.53625 78.7 deg 323.248 deg Kuril Islands 2013/01/01 07:35:49 GMT (46.9, 151.1) 35 km 5.7 MB, 5.1 MW, 5.3 MW
67.460884 61.8 deg 316.061 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
67.37011 71.6 deg 157.134 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
67.32971 45.8 deg 163.734 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
66.80525 62.5 deg 160.156 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
66.77893 77.5 deg 167.9 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
66.164825 72.9 deg 323.024 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
65.8922 64.5 deg 319.228 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
65.5291 45.1 deg 314.809 deg Kodiak Island Region, Alaska 2012/09/18 01:44:50 GMT (56.9, -154.1) 39 km 5.5 MB, 4.7 MS, 5.2 MW, 5.1 MW
64.8607 70.5 deg 322.94 deg Off East Coast Of Kamchatka 2013/05/21 03:05:50 GMT (52.4, 160.3) 11 km 5.9 MW, 5.5 MB, 5.8 MS, 5.8 MW
64.55548 45.6 deg 31.863 deg Iceland Region 2012/10/21 01:25:22 GMT (66.3, -18.7) 10 km 5.5 MW, 5.2 MS, 5.4 MB, 5.6 MW
62.837273 87.8 deg 323.304 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
61.613613 90.3 deg 332.553 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
61.272266 56.3 deg 312.533 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
61.198307 61.7 deg 160.125 deg Northern Chile 2013/07/10 14:32:12 GMT (-19.3, -69.2) 110 km 5.7 MW, 5.6 MW, 5.7 MB
60.16163 56.2 deg 312.945 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
57.877964 66.6 deg 155.692 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
57.727562 96.4 deg 5.546 deg Northern Xinjiang, China 2012/06/29 21:07:33 GMT (43.4, 84.7) 18 km 6.2 MB, 6.4 MS, 6.3 MW, 6.3 MW
57.647655 89.2 deg 321.655 deg Off East Coast Of Honshu, Japan 2012/12/07 23:00:00 GMT (37.7, 143.8) 24 km 5.5 MB, 5.2 MW
57.585014 60.1 deg 314.045 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
56.812508 68.4 deg 49.039 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
56.5488 97.0 deg 19.075 deg Southeastern Uzbekistan 2013/05/26 06:08:15 GMT (40.0, 67.3) 18 km 5.7 MW, 5.6 MW, 5.9 MS, 6.2 MB
56.30247 71.7 deg 321.679 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
54.86413 43.0 deg 320.809 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
52.841084 71.8 deg 157.417 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
51.815605 74.2 deg 322.533 deg Kuril Islands 2012/10/16 12:41:25 GMT (49.6, 156.4) 81 km 6.2 MB, 5.6 MW, 5.6 MW
50.208496 89.6 deg 323.447 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
49.687706 66.8 deg 158.871 deg Jujuy Province, Argentina 2013/07/02 20:04:55 GMT (-23.9, -66.5) 199 km 5.6 MW, 5.7 MW
49.306416 70.3 deg 322.951 deg Off East Coast Of Kamchatka 2013/05/21 14:51:19 GMT (52.6, 160.6) 37 km 5.6 MW, 5.5 MW
49.219536 75.3 deg 166.415 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
49.00642 74.4 deg 164.567 deg Chile-Argentina Border Region 2013/06/19 21:29:11 GMT (-32.7, -70.0) 104 km 5.5 MB
48.093227 89.5 deg 323.3 deg Near East Coast Of Honshu, Japan 2012/08/29 19:05:11 GMT (38.4, 141.8) 47 km 5.8 MB, 5.1 MS, 5.5 MW, 5.5 MW
46.50569 83.3 deg 50.163 deg Crete, Greece 2013/06/15 16:11:02 GMT (34.4, 25.0) 10 km 6.2 MW, 6.0 MB, 6.0 MS, 6.1 MW
45.616417 68.2 deg 162.326 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
43.687046 68.3 deg 49.139 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
42.94046 83.3 deg 330.082 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
41.30355 96.5 deg 36.513 deg Iran-Iraq Border Region 2012/05/03 10:09:35 GMT (32.7, 47.7) 10 km 5.6 MB, 5.2 MW, 5.4 MW
38.189384 49.4 deg 313.128 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
35.979008 82.4 deg 323.084 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
35.09806 85.7 deg 3.586 deg Southwestern Siberia, Russia 2013/06/18 23:02:09 GMT (54.3, 86.2) 9.9 km 5.6 MB
21.42309 55.6 deg 161.716 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