Station 7A NAZF - Center Point, West Virginia USA

Network: 7A - Mid-Atlantic Geophysical Integrative Collaboration

Nearby stations (2 deg radius)

Station Name (Lat, Lon) Start / End Elevation
NAZF Center Point, West Virginia USA (39.38, -80.64) 2014-10-23 / 2016-10-24 0.0 m
Crust2 Type:Q4,orogen/43km no ice, Tethian Belt, 5 km seds.
Thickness Estimate:38 km
Thickness StdDev:2.4 km
Vp/Vs Estimate:1.84
Vp/Vs StdDev:0.06
Vs Estimate:3.369 km/s
Poisson's Ratio:0.29
Peak Value:0.02
Assumed Vp:6.207 km/s
Ps Weight:0.33333334
PpPs Weight:0.33333334
PsPs Weight:0.33333328
Residual Complexity:0.693
Nearby stations H: +-
(2.0 deg) Vp/Vs: +-

13 with match > 90% ( 11.111111 %) and 30 with match > 80% ( 25.641026 %) out of 117.

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 38 km 1.84 6.207 km/s 3.369 km/s 0.29
Crust2.0 43 km 1.76 6.207 km/s 3.535 km/s 0.26 Q4,orogen/43km no ice, Tethian Belt, 5 km seds.
Global Maxima 38 km 1.84 6.207 km/s 3.369 km/s 0.29 amp=0.016242724
Local Maxima 1 36 km 1.86 6.207 km/s 3.346 km/s 0.30 amp=0.012355522
Local Maxima 2 28 km 2.09 6.207 km/s 2.966 km/s 0.35 amp=0.009754405
Local Maxima 3 38 km 1.90 6.207 km/s 3.271 km/s 0.31 amp=0.008193429
Local Maxima 4 34 km 2.09 6.207 km/s 2.977 km/s 0.35 amp=0.0067741508
Predicted Arrivals for vertical incidence
(zero ray parameter)
Ps5.12 SECOND
PpPs17.29 SECOND
PsPs/PpSs22.41 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

(30 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude
98.20297 71.1 deg 171.987 deg Near Coast Of Central Chile 2015/09/16 22:54:31 GMT (-31.6, -71.8) 12 km 8.3 MWW, 7.9 MI
98.028984 59.5 deg 314.658 deg Fox Islands, Aleutian Islands 2015/07/27 04:49:44 GMT (52.4, -169.7) 12 km 6.9 MO
95.99619 48.4 deg 320.025 deg Southern Alaska 2015/07/29 02:35:58 GMT (59.9, -153.1) 118 km 6.3 ML, 6.2 MWP, 6.2 MI, 6.3 MWW
94.62275 38.8 deg 178.884 deg Near Coast Of Ecuador 2016/04/16 23:58:37 GMT (0.4, -79.9) 19 km 7.8 MWW, 7.4 MI
94.37551 74.0 deg 328.188 deg Kamchatka Peninsula, Russia 2016/01/30 03:25:10 GMT (54.0, 158.5) 161 km 7.2 MWW, 7.0 MI, 7.2 MWB
93.02432 34.4 deg 108.38 deg Northern Mid-Atlantic Ridge 2016/06/21 16:26:34 GMT (22.7, -45.1) 10 km 6.1 MWB
92.98471 68.9 deg 172.026 deg Off Coast Of Central Chile 2015/11/11 01:54:37 GMT (-29.4, -72.1) 10 km 6.9 MWW, 6.6 MI
92.790695 35.6 deg 221.624 deg Northern East Pacific Rise 2016/04/29 01:33:38 GMT (10.3, -103.8) 10 km 6.8 MWP, 6.9 MI
92.33785 50.5 deg 167.639 deg Peru-Brazil Border Region 2015/11/24 22:45:38 GMT (-10.6, -71.0) 602 km 7.5 MWW, 6.9 MI
91.486664 38.8 deg 178.603 deg Near Coast Of Ecuador 2016/05/18 07:57:05 GMT (0.4, -79.8) 32 km 6.7 MWP, 6.7 MWW, 6.7 MI
91.45088 38.5 deg 178.987 deg Near Coast Of Ecuador 2016/04/20 08:35:10 GMT (0.7, -80.0) 10 km 6.0 MWB
90.74227 38.7 deg 178.403 deg Near Coast Of Ecuador 2016/05/18 16:46:44 GMT (0.5, -79.6) 31 km 6.8 MO
90.61803 86.1 deg 327.147 deg Kuril Islands 2015/07/07 05:10:27 GMT (44.0, 147.9) 38 km 6.3 MO
89.23058 38.6 deg 179.392 deg Near Coast Of Ecuador 2016/04/20 08:33:48 GMT (0.6, -80.3) 16 km 6.1 MO
88.14531 44.9 deg 174.811 deg Northern Peru 2016/09/10 10:08:20 GMT (-5.6, -77.0) 114 km 6.0 MB
87.32423 70.4 deg 171.553 deg Near Coast Of Central Chile 2015/09/26 02:51:18 GMT (-30.8, -71.4) 38 km 6.2 MO
87.06283 36.6 deg 218.818 deg Northern East Pacific Rise 2016/05/14 18:21:05 GMT (8.5, -102.8) 10 km 5.8 MWW, 5.6 MWB, 5.7 MWC
86.76125 72.0 deg 326.575 deg Near East Coast Of Kamchatka 2016/03/20 22:50:20 GMT (54.3, 162.8) 31 km 6.4 MWC, 6.2 MWB, 6.6 MI
85.9453 49.1 deg 167.73 deg Peru-Brazil Border Region 2015/11/26 05:45:18 GMT (-9.2, -71.3) 604 km 6.4 MWP
85.19396 38.6 deg 179.407 deg Near Coast Of Ecuador 2016/04/23 01:24:34 GMT (0.6, -80.3) 10 km 5.8 MWP
84.93958 63.5 deg 165.643 deg Jujuy Province, Argentina 2015/02/11 18:57:22 GMT (-23.1, -66.7) 223 km 6.7 MWW, 6.7 MWC, 6.7 MWB, 6.9 MI
84.87071 30.6 deg 235.215 deg Off Coast Of Jalisco, Mexico 2015/02/22 14:23:14 GMT (18.7, -106.8) 10 km 6.2 MO
84.769 31.3 deg 183.915 deg South Of Panama 2014/12/08 08:54:52 GMT (8.0, -82.7) 20 km 6.6 MWW, 6.3 MWB, 6.7 MI
84.59425 71.3 deg 171.905 deg Near Coast Of Central Chile 2015/09/21 17:39:58 GMT (-31.7, -71.6) 25 km 6.5 MB, 6.5 MI, 6.6 MWW
82.8523 83.5 deg 329.875 deg Northwest Of Kuril Islands 2016/07/23 01:00:21 GMT (47.7, 147.0) 407 km 5.7 MB
82.019875 38.7 deg 118.566 deg Northern Mid-Atlantic Ridge 2015/09/18 15:59:42 GMT (15.3, -46.0) 10 km 6.0 MWW, 5.9 MWB, 6.0 MWC
81.62563 62.3 deg 315.258 deg Andreanof Islands, Aleutian Is. 2016/03/12 18:06:45 GMT (51.6, -174.0) 19 km 6.3 MWW, 6.1 MB, 6.2 MWB, 6.3 MWC, 6.4 MWC, 6.4 MI
81.35124 34.8 deg 111.263 deg Northern Mid-Atlantic Ridge 2015/08/14 18:03:03 GMT (21.1, -45.9) 13 km 5.5 MB
80.9591 67.1 deg 52.968 deg Central Italy 2016/08/24 01:36:33 GMT (42.7, 13.2) 10 km 6.2 MWP
80.55712 92.8 deg 328.027 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

Losers

(87 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude Reason
85.293205 30.6 deg 235.581 deg Off Coast Of Jalisco, Mexico 2016/01/21 18:06:59 GMT (18.8, -107.0) 10 km 6.6 MWW, 6.9 MI
79.88172 71.8 deg 172.388 deg Off Coast Of Central Chile 2015/09/19 12:52:19 GMT (-32.3, -72.1) 11 km 6.2 MWB
79.755905 70.4 deg 171.709 deg Near Coast Of Central Chile 2015/11/07 07:31:42 GMT (-30.9, -71.5) 36 km 6.8 MWP, 6.8 MI
79.45191 30.5 deg 232.984 deg Off Coast Of Jalisco, Mexico 2016/06/02 02:23:06 GMT (18.0, -105.9) 10 km 5.8 MWW, 5.8 MWC
79.09742 38.6 deg 178.407 deg Near Coast Of Ecuador 2016/07/11 02:01:09 GMT (0.6, -79.6) 14 km 5.8 MWW, 5.7 MWB, 5.9 MWC
78.926155 62.8 deg 315.756 deg Andreanof Islands, Aleutian Is. 2015/08/15 20:16:21 GMT (51.7, -175.2) 32 km 5.6 MWB, 5.5 MI, 5.6 ML, 5.6 MWC
78.850914 62.4 deg 315.281 deg Andreanof Islands, Aleutian Is. 2016/03/19 01:35:12 GMT (51.5, -174.2) 17 km 6.0 MWW, 5.5 ML, 5.8 MWB
78.71897 59.8 deg 215.053 deg Central East Pacific Rise 2015/07/07 16:08:03 GMT (-13.4, -111.3) 10 km 5.7 MWW, 5.7 MWC
78.329765 71.1 deg 171.952 deg Near Coast Of Central Chile 2015/09/21 05:39:33 GMT (-31.6, -71.7) 23 km 6.3 MWP
78.01491 65.8 deg 170.151 deg Near Coast Of Northern Chile 2016/07/25 17:26:49 GMT (-26.1, -70.6) 68 km 6.2 MB
77.33279 38.7 deg 178.436 deg Near Coast Of Ecuador 2016/07/11 02:11:04 GMT (0.6, -79.7) 19 km 6.3 MWW, 6.3 MWC, 6.3 MWB
76.641235 33.1 deg 166.044 deg Northern Colombia 2015/03/10 20:55:43 GMT (6.8, -73.0) 147 km 6.2 MWB
75.53285 61.7 deg 315.105 deg Andreanof Islands, Aleutian Is. 2015/11/09 16:03:45 GMT (51.7, -173.1) 10 km 6.2 MWB, 6.3 MI
74.54519 39.6 deg 180.263 deg Near Coast Of Ecuador 2016/07/08 04:28:43 GMT (-0.4, -80.8) 7.1 km 5.5 mwb
73.56285 58.5 deg 167.422 deg Northern Chile 2015/03/23 04:51:37 GMT (-18.4, -69.4) 128 km 6.1 MWP, 6.1 MO
73.491356 70.7 deg 171.554 deg Near Coast Of Central Chile 2015/09/16 23:09:05 GMT (-31.1, -71.3) 26 km 5.6 MB
73.45451 48.5 deg 173.241 deg Central Peru 2015/07/09 18:08:38 GMT (-9.1, -75.5) 50 km 5.2 MW
73.44452 69.1 deg 172.069 deg Off Coast Of Central Chile 2015/09/19 05:06:47 GMT (-29.7, -72.1) 10 km 5.8 MWR
73.2472 34.0 deg 46.655 deg Reykjanes Ridge 2014/12/27 07:25:37 GMT (55.4, -35.1) 10 km 5.4 MW, 5.3 mb, 5.2 Ms_20
72.29164 77.4 deg 110.65 deg Ascension Island Region 2016/06/10 09:26:53 GMT (-7.5, -13.6) 10 km 5.5 MWP
71.57548 31.6 deg 225.821 deg Off Coast Of Guerrero, Mexico 2016/07/23 08:52:02 GMT (14.9, -103.5) 45 km 5.5 MB
71.51596 71.0 deg 171.476 deg Near Coast Of Central Chile 2015/09/22 07:12:59 GMT (-31.5, -71.2) 54 km 6.1 MWB
70.881676 80.6 deg 325.769 deg Kuril Islands 2016/05/31 10:03:59 GMT (47.5, 154.4) 10 km 5.5 MB
70.6667 38.6 deg 179.065 deg Near Coast Of Ecuador 2016/04/19 22:22:26 GMT (0.6, -80.1) 15 km 5.5 MB
69.56537 61.9 deg 315.143 deg Andreanof Islands, Aleutian Is. 2015/11/02 08:15:34 GMT (51.7, -173.4) 21 km 5.9 MWP, 5.2 MI
69.27484 33.7 deg 49.309 deg Reykjanes Ridge 2016/06/25 17:54:19 GMT (53.9, -35.4) 10 km 5.5 MWC, 5.5 MWC
68.69171 31.3 deg 183.958 deg South Of Panama 2014/12/06 17:21:48 GMT (8.0, -82.7) 14 km 6.0 MWW, 5.8 MWB, 6.0 MWC
68.53686 73.9 deg 208.664 deg Easter Island Region 2016/09/12 06:51:53 GMT (-28.8, -112.3) 10 km 5.8 mww
68.49455 33.5 deg 183.634 deg South Of Panama 2015/01/07 05:07:08 GMT (5.8, -82.7) 10 km 6.6 MWP, 6.6 MI
67.73483 76.3 deg 206.437 deg Easter Island Region 2014/11/01 10:59:55 GMT (-31.8, -111.2) 10 km 6.0 MWP
67.187836 39.5 deg 179.847 deg Near Coast Of Ecuador 2016/04/22 03:03:42 GMT (-0.3, -80.5) 10 km 6.0 MO
67.17941 34.2 deg 109.876 deg Northern Mid-Atlantic Ridge 2016/09/09 17:17:54 GMT (22.1, -45.9) 10 km 5.5 MB
66.1836 55.6 deg 171.766 deg Near Coast Of Peru 2014/10/30 22:37:15 GMT (-16.2, -73.6) 61 km 5.1 MW
64.86325 59.4 deg 314.476 deg Fox Islands, Aleutian Islands 2015/07/27 06:05:31 GMT (52.3, -169.4) 16 km 5.4 mb
64.61064 66.2 deg 163.99 deg Salta Province, Argentina 2015/10/17 11:33:07 GMT (-25.4, -64.4) 8.2 km 6.0 MB, 5.9 MWB
64.59641 69.7 deg 172.047 deg Off Coast Of Central Chile 2016/07/19 05:18:40 GMT (-30.2, -72.0) 14 km 5.5 MB
64.47617 70.5 deg 165.159 deg Santiago Del Estero Prov., Arg. 2015/11/13 06:04:15 GMT (-29.9, -64.5) 11 km 5.8 MWP
64.18281 63.0 deg 164.766 deg Jujuy Province, Argentina 2016/08/04 14:15:11 GMT (-22.4, -66.0) 258 km 6.0 MO
64.11604 83.4 deg 178.951 deg Off Coast Of Southern Chile 2016/07/27 01:25:12 GMT (-44.4, -79.2) 10 km 6.3 MWP
62.792843 55.3 deg 169.887 deg Southern Peru 2016/08/15 02:59:00 GMT (-15.7, -72.0) 20 km 5.5 mwb
62.688095 71.1 deg 172.129 deg Near Coast Of Central Chile 2015/09/16 23:16:05 GMT (-31.6, -71.9) 10 km 6.2 MB
62.644703 50.0 deg 167.672 deg Peru-Brazil Border Region 2015/11/24 22:50:53 GMT (-10.1, -71.1) 595 km 5.9 MB
61.941162 70.6 deg 171.798 deg Near Coast Of Central Chile 2015/09/19 09:07:08 GMT (-31.1, -71.6) 23 km 6.1 MWP
61.520473 49.7 deg 176.621 deg Near Coast Of Peru 2015/04/01 16:45:21 GMT (-10.6, -78.0) 48 km 5.5 MW
61.186356 44.0 deg 33.766 deg Iceland 2014/11/02 16:05:46 GMT (64.6, -17.2) 9.0 km 5.4 MW, 5.1 mb, 4.9 MS
60.93176 72.8 deg 168.045 deg Mendoza Province, Argentina 2015/02/02 10:49:48 GMT (-32.7, -67.1) 172 km 6.3 MO
60.726982 74.0 deg 327.137 deg Near East Coast Of Kamchatka 2015/09/17 08:58:44 GMT (53.3, 159.7) 69 km 5.5 MB
60.635307 90.1 deg 13.321 deg Eastern Kazakhstan 2015/01/20 09:30:54 GMT (49.0, 78.9) 7.2 km 4.9 mb, 4.8 mb, 4.1 MS
60.184395 64.3 deg 163.632 deg Jujuy Province, Argentina 2015/11/29 18:56:21 GMT (-23.5, -64.6) 10 km 5.5 MB
59.528038 43.8 deg 33.887 deg Iceland 2014/12/01 12:52:34 GMT (64.5, -17.5) 2.7 km 5.3 MW
59.308037 65.6 deg 168.818 deg Northern Chile 2016/06/24 21:29:18 GMT (-25.7, -69.3) 122 km 5.5 MB
59.284424 70.7 deg 171.798 deg Near Coast Of Central Chile 2015/09/17 01:41:09 GMT (-31.2, -71.6) 37 km 5.6 MB
59.053387 69.8 deg 171.743 deg Near Coast Of Central Chile 2015/10/05 16:33:26 GMT (-30.3, -71.7) 35 km 6.0 MB
58.80189 91.4 deg 327.624 deg Off East Coast Of Honshu, Japan 2015/02/21 10:13:54 GMT (39.9, 143.4) 10 km 6.1 MO
58.642357 86.5 deg 327.191 deg Kuril Islands 2015/08/10 14:59:27 GMT (43.7, 147.6) 45 km 4.7 mb
58.50488 82.9 deg 333.956 deg Sakhalin, Russia 2016/08/14 11:15:14 GMT (50.4, 142.3) 5.8 km 5.7 MWW, 5.7 MWB, 5.8 MWC
58.39549 50.4 deg 318.735 deg Alaska Peninsula 2016/07/23 09:59:00 GMT (58.6, -156.6) 204 km 5.7 MB, 5.1 MI, 5.4 ML
57.66472 78.7 deg 326.309 deg Kuril Islands 2015/09/05 13:16:10 GMT (49.4, 155.6) 47 km 5.9 MWB
57.47945 70.2 deg 171.74 deg Near Coast Of Central Chile 2016/02/10 00:33:05 GMT (-30.6, -71.6) 32 km 6.3 MWB
56.85656 80.0 deg 326.309 deg Kuril Islands 2015/11/16 16:49:15 GMT (48.3, 154.3) 42 km 5.8 MWB
56.712086 61.1 deg 161.289 deg Southern Bolivia 2016/01/14 03:25:28 GMT (-19.8, -63.3) 582 km 6.1 MWW, 6.1 MWB
56.549236 64.4 deg 163.669 deg Jujuy Province, Argentina 2015/11/29 18:52:49 GMT (-23.5, -64.6) 9.6 km 5.9 MWP
56.039566 52.3 deg 315.211 deg Alaska Peninsula 2016/05/31 20:51:22 GMT (55.4, -158.5) 39 km 5.7 MWW, 5.4 MI, 5.7 MWC, 5.8 MB, 5.8 MWB
55.72771 61.7 deg 166.994 deg Chile-Bolivia Border Region 2016/09/24 20:27:18 GMT (-21.5, -68.4) 104 km 5.1 Mww
54.543777 69.2 deg 171.429 deg Near Coast Of Central Chile 2015/08/23 23:10:03 GMT (-29.7, -71.4) 34 km 5.5 MB, 5.5 MB
53.52437 51.5 deg 214.597 deg Central East Pacific Rise 2016/05/02 12:17:16 GMT (-6.1, -107.2) 15 km 5.6 Mwc
53.41432 48.6 deg 212.646 deg Central East Pacific Rise 2016/06/08 08:31:39 GMT (-4.1, -104.6) 10 km 5.9 MWW, 5.9 MWC
52.533356 73.2 deg 327.094 deg Near East Coast Of Kamchatka 2016/04/14 03:06:09 GMT (53.9, 160.7) 36 km 5.8 MWW, 5.7 MWB, 5.8 MWC
52.196167 87.8 deg 327.852 deg Hokkaido, Japan Region 2015/08/08 12:57:58 GMT (43.0, 145.8) 39 km 4.5 mb
51.857975 73.2 deg 44.343 deg Romania 2016/09/23 23:11:20 GMT (45.7, 26.6) 88 km 5.6 MO
51.298782 59.1 deg 314.175 deg Fox Islands, Aleutian Islands 2016/03/27 18:01:30 GMT (52.2, -168.7) 16 km 5.7 MWB
51.251694 51.5 deg 317.066 deg Alaska Peninsula 2016/04/02 05:50:00 GMT (57.0, -158.0) 10 km 6.2 MWP, 6.4 MI
50.93832 90.9 deg 327.644 deg Off East Coast Of Honshu, Japan 2016/08/20 15:58:04 GMT (40.3, 143.8) 10 km 6.0 MO
49.732384 90.0 deg 329.193 deg Hokkaido, Japan Region 2016/01/14 03:25:34 GMT (42.0, 142.7) 51 km 6.7 MWP, 6.7 MI
48.74174 71.4 deg 171.856 deg Near Coast Of Central Chile 2015/09/16 23:03:56 GMT (-31.8, -71.6) 10 km 6.1 MB
48.154747 88.5 deg 331.533 deg Hokkaido, Japan Region 2016/01/11 17:08:03 GMT (44.5, 141.1) 240 km 6.2 MWW
46.19965 35.7 deg 293.016 deg Off Coast Of Oregon 2014/11/23 11:01:25 GMT (43.8, -128.5) 14 km 5.2 MW, 5.3 mb, 4.7 MS
45.90506 62.5 deg 315.212 deg Andreanof Islands, Aleutian Is. 2015/09/05 07:00:00 GMT (51.4, -174.4) 12 km 5.6 MB, 4.9 ML, 5.1 MI
44.723385 34.2 deg 286.462 deg Off Coast Of Northern California 2015/01/01 12:16:14 GMT (40.4, -125.6) 10 km 5.4 MW, 4.5 MS, 5.2 mb
44.719524 71.8 deg 166.622 deg Cordoba Province, Argentina 2016/09/09 00:03:43 GMT (-31.4, -65.7) 151 km 5.6 MWR
44.31997 59.0 deg 314.294 deg Fox Islands, Aleutian Islands 2015/02/03 07:16:54 GMT (52.3, -168.6) 16 km 5.6 MB
44.145927 74.1 deg 208.494 deg Easter Island Region 2014/12/13 12:46:44 GMT (-29.0, -112.2) 10 km 5.5 MWC, 5.4 MWB, 5.5 MWC
43.83415 77.4 deg 329.728 deg Northwest Of Kuril Islands 2014/11/11 14:34:40 GMT (52.5, 152.9) 499 km 4.7 mb, 4.8 mb
42.396942 80.4 deg 326.585 deg Kuril Islands 2015/08/08 22:47:37 GMT (48.2, 153.6) 150 km 4.2 mb
40.414394 86.6 deg 327.226 deg Kuril Islands 2016/05/03 00:00:51 GMT (43.7, 147.5) 61 km 5.5 MB, 5.7 MWC, 5.7 MWB
38.35552 78.3 deg 325.913 deg Kuril Islands 2015/01/30 04:30:37 GMT (49.4, 156.4) 46 km 5.2 MW, 5.0 mb, 4.7 MS
30.051882 59.6 deg 314.412 deg Fox Islands, Aleutian Islands 2015/09/10 10:26:47 GMT (52.2, -169.6) 38 km 5.9 MWP, 5.9 MI