Station XU GR02 - Grover West, CO, USA

Network: XU16 - USGS NEHRP Proposal 2016-2018 - Greeley, CO

Nearby stations (2 deg radius)

Station Name (Lat, Lon) Start / End Elevation
GR02 Grover West, CO, USA (40.89, -104.35) 2016-08-13 / 2019-12-31 1576 m
Crust2 Type:P4,orogen/50km, Urals, Tethian Orogen, Rockies 1 km seds.
Thickness Estimate:37 km
Thickness StdDev:7.4 km
Vp/Vs Estimate:2.10
Vp/Vs StdDev:0.11
Vs Estimate:3.006 km/s
Poisson's Ratio:0.35
Peak Value:0.02
Assumed Vp:6.306 km/s
Ps Weight:0.33333334
PpPs Weight:0.33333334
PsPs Weight:0.33333328
Residual Complexity:0.830
Nearby stations H: +-
(2.0 deg) Vp/Vs: +-

10 with match > 90% ( 8.77193 %) and 20 with match > 80% ( 17.54386 %) out of 114.

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 37 km 2.10 6.306 km/s 3.006 km/s 0.35
Crust2.0 50 km 1.76 6.306 km/s 3.584 km/s 0.26 P4,orogen/50km, Urals, Tethian Orogen, Rockies 1 km seds.
Global Maxima 37 km 2.10 6.306 km/s 3.006 km/s 0.35 amp=0.019201921
Local Maxima 1 46 km 2.07 6.306 km/s 3.05 km/s 0.35 amp=0.016973168
Local Maxima 2 64 km 1.76 6.306 km/s 3.578 km/s 0.26 amp=0.013085997
Local Maxima 3 40 km 1.87 6.306 km/s 3.377 km/s 0.30 amp=0.010356303
Local Maxima 4 47 km 1.92 6.306 km/s 3.276 km/s 0.32 amp=0.009256665
Predicted Arrivals for vertical incidence
(zero ray parameter)
Ps6.40 SECOND
PpPs18.05 SECOND
PsPs/PpSs24.45 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

(20 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude
97.84714 62.7 deg 147.638 deg Near Coast Of Peru 2018/01/14 09:18:45 GMT (-15.8, -74.7) 36 km 7.1 mww
93.88517 90.8 deg 36.667 deg Dodecanese Islands, Greece 2017/07/20 22:31:12 GMT (36.9, 27.5) 10 km 6.7 Mww
93.879295 60.2 deg 141.337 deg Peru-Brazil Border Region 2018/08/24 09:04:06 GMT (-11.0, -70.8) 609 km 7.1 Mww
93.27724 35.9 deg 145.098 deg Costa Rica 2017/11/13 02:28:23 GMT (9.5, -84.5) 19 km 6.5 mww
92.960335 50.1 deg 308.426 deg Andreanof Islands, Aleutian Is. 2018/08/15 21:56:54 GMT (51.4, -178.1) 20 km 6.6 Mww
92.43836 52.7 deg 311.016 deg Rat Islands, Aleutian Islands 2017/10/08 22:34:33 GMT (52.4, 176.8) 112 km 6.6 mww
91.01154 48.9 deg 145.251 deg Ecuador 2018/09/07 02:12:04 GMT (-2.3, -78.9) 94 km 6.2 Mww
90.79234 56.4 deg 315.739 deg Komandorskiye Ostrova Region 2017/07/17 11:05:08 GMT (54.6, 168.6) 7.9 km 6.2 Mww
90.67927 67.3 deg 144.157 deg Northern Chile 2017/10/10 06:32:20 GMT (-18.5, -69.6) 82 km 6.3 Mww
90.60596 32.6 deg 312.948 deg Gulf Of Alaska 2018/01/23 09:31:42 GMT (56.0, -149.1) 25 km 7.9 Mww
89.16597 84.7 deg 244.647 deg Tonga Islands 2017/11/04 09:00:19 GMT (-15.4, -173.2) 10 km 6.8 Mww
88.76193 80.1 deg 311.378 deg Off East Coast Of Honshu, Japan 2017/10/06 07:59:33 GMT (37.5, 144.0) 10 km 6.0 Mww
86.72064 37.1 deg 143.674 deg Costa Rica 2018/08/17 23:22:24 GMT (8.8, -83.2) 15 km 6.1 Mww
86.42345 65.7 deg 314.623 deg Kuril Islands 2018/10/10 23:16:04 GMT (49.1, 156.4) 33 km 6.8 Mi
86.396194 65.1 deg 318.958 deg Northwest Of Kuril Islands 2018/10/13 11:10:19 GMT (52.7, 153.7) 397 km 6.7 Mi
85.57496 90.0 deg 245.89 deg Fiji Islands Region 2018/08/19 00:19:37 GMT (-18.2, -178.1) 563 km 8.2 mww
85.50475 66.9 deg 314.742 deg Kuril Islands 2018/08/10 18:12:05 GMT (48.5, 154.8) 16 km 5.9 Mww
84.743576 35.4 deg 337.03 deg Northern Alaska 2018/08/12 21:15:01 GMT (69.5, -144.4) 1.7 km 6.0 Mww
84.1055 56.6 deg 17.13 deg Greenland Sea 2018/08/07 13:57:09 GMT (74.6, 8.4) 10 km 5.8 Mww
83.44333 49.9 deg 308.475 deg Andreanof Islands, Aleutian Is. 2018/08/23 03:35:15 GMT (51.5, -177.9) 44 km 6.0 Ml

Losers

(94 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude Reason
96.58229 56.3 deg 315.16 deg Komandorskiye Ostrova Region 2017/07/17 23:34:21 GMT (54.2, 169.2) 48 km 7.4 Mi
90.38865 57.2 deg 317.264 deg Komandorskiye Ostrova Region 2018/01/25 02:10:33 GMT (55.4, 166.5) 8.8 km 6.2 Mww
88.72439 91.8 deg 247.274 deg Fiji Islands 2018/09/06 15:49:17 GMT (-18.4, 179.5) 669 km 8.1 Mi
86.012886 47.2 deg 117.466 deg Near Coast Of Venezuela 2018/08/21 21:31:46 GMT (10.9, -62.9) 154 km 7.3 Mww
80.97451 67.7 deg 144.319 deg Northern Chile 2018/01/21 01:06:42 GMT (-18.9, -69.6) 111 km 6.3 Mww
79.430115 74.3 deg 315.778 deg Hokkaido, Japan Region 2018/11/04 19:26:03 GMT (44.6, 145.6) 8.0 km 5.9 Mww
76.763336 63.5 deg 316.359 deg Near East Coast Of Kamchatka 2018/07/06 01:40:08 GMT (51.6, 157.9) 80 km 6.1 Mwp
76.68108 58.2 deg 144.957 deg Central Peru 2017/08/13 16:51:22 GMT (-10.7, -74.6) 21 km 5.6 mb
75.90485 65.6 deg 315.014 deg Kuril Islands 2018/10/09 07:45:14 GMT (49.4, 156.2) 42 km 6.0 Mww
75.22408 73.5 deg 315.921 deg Kuril Islands 2017/11/29 22:32:23 GMT (45.2, 146.3) 10 km 5.4 Mww
75.083954 72.3 deg 139.505 deg Southern Bolivia 2018/04/02 13:40:34 GMT (-20.7, -63.0) 562 km 6.8 Mww
73.82954 89.2 deg 246.707 deg Fiji Islands Region 2018/08/19 04:28:58 GMT (-17.0, -178.0) 416 km 6.8 mww
70.75439 90.4 deg 246.525 deg Fiji Islands Region 2017/08/19 02:00:52 GMT (-18.0, -178.9) 539 km 6.4 Mww
70.38134 79.0 deg 314.291 deg Near East Coast Of Honshu, Japan 2017/09/26 20:22:11 GMT (40.3, 142.4) 36 km 5.8 Mww
69.87179 79.3 deg 311.338 deg Off East Coast Of Honshu, Japan 2017/09/20 16:37:16 GMT (38.0, 144.7) 10 km 6.1 Mww
69.445045 56.4 deg 20.149 deg Norwegian Sea 2017/11/28 13:15:46 GMT (72.6, 3.2) 10 km 5.6 Mww
69.32227 63.8 deg 147.498 deg Near Coast Of Peru 2018/02/11 04:11:09 GMT (-16.7, -74.2) 10 km 5.4 Mww
68.94106 69.9 deg 313.574 deg East Of Kuril Islands 2018/03/07 04:40:12 GMT (45.8, 152.3) 29 km 5.8 Mww
68.681145 71.6 deg 317.78 deg Northwest Of Kuril Islands 2018/11/02 11:01:15 GMT (47.8, 146.7) 432 km 5.9 Mww
68.66386 68.4 deg 144.379 deg Northern Chile 2018/11/01 22:19:51 GMT (-19.6, -69.3) 102 km 6.2 Mww
68.55109 39.9 deg 135.551 deg Panama-Colombia Border Region 2018/08/18 19:39:07 GMT (8.8, -77.3) 10 km 5.6 Mww
68.02381 89.8 deg 245.999 deg Fiji Islands Region 2018/08/19 00:39:07 GMT (-17.9, -178.0) 576 km 5.7 mb
67.32363 33.8 deg 146.925 deg Off Coast Of Costa Rica 2018/01/16 15:03:54 GMT (10.9, -86.3) 31 km 5.9 Mww
66.86051 72.8 deg 315.078 deg Kuril Islands 2018/03/04 19:52:52 GMT (45.1, 147.8) 104 km 5.4 Mww
66.849976 78.4 deg 314.932 deg Hokkaido, Japan Region 2018/01/24 10:51:20 GMT (41.1, 142.3) 40 km 6.2 Mww
66.7392 74.4 deg 315.855 deg Hokkaido, Japan Region 2018/10/26 03:04:53 GMT (44.5, 145.4) 10 km 5.6 Mww
66.3786 45.7 deg 307.962 deg Fox Islands, Aleutian Islands 2018/08/25 16:50:04 GMT (52.3, -171.2) 35 km 5.5 Ml
66.27914 94.9 deg 354.825 deg Northern Xinjiang, China 2017/08/08 23:27:53 GMT (44.3, 82.8) 20 km 6.3 Mww
65.69352 52.2 deg 1.386 deg North Of Franz Josef Land 2017/10/28 19:11:01 GMT (86.9, 55.1) 10 km 6.0 Mww
65.65227 84.2 deg 244.939 deg Samoa Islands Region 2017/08/15 06:01:44 GMT (-14.8, -173.1) 10 km 5.2 mb
65.12721 72.3 deg 147.33 deg Near Coast Of Northern Chile 2018/09/23 05:32:11 GMT (-24.3, -70.0) 56 km 5.4 Mww
63.840626 84.9 deg 322.641 deg North Korea 2017/09/03 03:30:01 GMT (41.3, 129.0) 0.0 km 6.3 mb
63.395767 85.8 deg 309.653 deg Southeast Of Honshu, Japan 2017/11/16 09:43:35 GMT (32.2, 140.5) 71 km 5.8 Mww
63.00993 81.9 deg 312.679 deg Near East Coast Of Honshu, Japan 2017/10/06 14:56:40 GMT (37.1, 141.2) 47 km 5.4 Mww
62.509155 63.7 deg 146.658 deg Near Coast Of Peru 2017/08/11 21:45:09 GMT (-16.3, -73.5) 35 km 5.6 Mww
62.20316 56.2 deg 315.282 deg Komandorskiye Ostrova Region 2017/07/28 02:39:16 GMT (54.3, 169.3) 10 km 5.5 mb
62.11599 85.5 deg 309.877 deg Southeast Of Honshu, Japan 2018/03/25 14:37:23 GMT (32.6, 140.6) 51 km 5.7 Mww
61.74514 35.4 deg 316.582 deg Kodiak Island Region, Alaska 2017/08/31 17:46:02 GMT (58.5, -153.7) 62 km 5.5 ml
61.482723 95.0 deg 292.9 deg South Of Mariana Islands 2018/02/11 23:14:18 GMT (13.8, 146.5) 42 km 6.2 Mi
61.345764 50.2 deg 308.336 deg Andreanof Islands, Aleutian Is. 2018/08/17 04:35:29 GMT (51.3, -178.2) 25 km 5.8 Ml
60.445374 44.0 deg 131.92 deg Northern Colombia 2018/08/07 15:53:59 GMT (6.8, -73.0) 148 km 5.6 mb
59.440243 47.3 deg 117.753 deg Near Coast Of Venezuela 2018/08/22 13:27:47 GMT (10.6, -62.9) 98 km 5.8 Mww
59.366043 40.4 deg 136.597 deg Panama-Colombia Border Region 2018/09/07 01:47:23 GMT (8.0, -77.6) 10 km 5.6 mb
58.6864 80.0 deg 151.802 deg Chile-Argentina Border Region 2017/08/02 07:15:13 GMT (-33.2, -70.6) 88 km 5.5 Mww
58.389442 79.7 deg 311.602 deg Off East Coast Of Honshu, Japan 2018/08/07 15:12:57 GMT (37.9, 144.1) 12 km 5.6 Mww
58.245872 81.1 deg 310.66 deg Off East Coast Of Honshu, Japan 2017/07/30 12:45:06 GMT (36.3, 143.7) 17 km 5.3 Mww
57.625107 77.7 deg 151.566 deg Near Coast Of Central Chile 2018/04/10 10:19:34 GMT (-31.0, -71.6) 76 km 6.2 Mww
56.550465 90.3 deg 245.978 deg Fiji Islands Region 2018/08/19 02:18:52 GMT (-18.3, -178.4) 618 km 5.7 mb
55.920094 86.5 deg 306.14 deg Southeast Of Honshu, Japan 2017/07/27 23:58:52 GMT (29.3, 143.0) 10 km 5.3 Mww
54.646214 64.6 deg 144.577 deg Southern Peru 2017/09/20 05:26:08 GMT (-16.3, -71.3) 93 km 5.3 Mww
54.636696 93.4 deg 244.057 deg Fiji Islands Region 2017/11/08 07:35:11 GMT (-21.9, -179.4) 583 km 5.7 Mww
54.44085 33.8 deg 118.445 deg Haiti Region 2018/10/07 00:11:49 GMT (20.0, -73.0) 12 km 5.9 Mww
54.17146 86.6 deg 314.488 deg Near S. Coast Of Western Honshu 2018/06/17 22:58:35 GMT (34.8, 135.6) 11 km 5.5 Mww
54.090626 93.0 deg 241.134 deg South Of Fiji Islands 2017/09/26 04:20:00 GMT (-23.7, -176.9) 98 km 6.4 mww
53.985077 42.4 deg 108.098 deg Leeward Islands 2018/02/09 17:43:34 GMT (19.0, -61.7) 9.9 km 5.5 Mi
53.750256 83.8 deg 96.822 deg Central Mid-Atlantic Ridge 2017/11/30 06:32:52 GMT (-1.1, -23.5) 10 km 6.5 Mi
53.738297 89.1 deg 246.123 deg Fiji Islands Region 2017/12/16 11:22:24 GMT (-17.3, -177.5) 391 km 5.5 Mww
53.18708 46.6 deg 145.872 deg Near Coast Of Ecuador 2017/12/03 11:19:06 GMT (-0.5, -80.3) 25 km 6.0 Mww
53.03785 76.4 deg 149.356 deg Chile-Argentina Border Region 2018/09/07 02:39:17 GMT (-28.9, -70.0) 92 km 5.8 Mww
52.89115 46.7 deg 44.984 deg Reykjanes Ridge 2017/09/01 11:07:37 GMT (57.0, -34.0) 10 km 5.7 Mww
52.374157 91.8 deg 314.068 deg Southeast Of Shikoku, Japan 2017/12/20 13:40:54 GMT (30.6, 132.1) 10 km 5.5 Mww
51.258354 92.1 deg 296.561 deg Mariana Islands 2018/07/20 23:56:00 GMT (18.5, 146.0) 126 km 5.6 Mww
51.22761 90.2 deg 246.461 deg Fiji Islands Region 2018/02/09 11:43:56 GMT (-17.9, -178.7) 545 km 5.9 Mww
51.08459 50.5 deg 310.179 deg Andreanof Islands, Aleutian Is. 2018/02/08 11:04:01 GMT (52.6, -179.5) 211 km 5.6 Mww
49.992466 79.2 deg 311.269 deg Off East Coast Of Honshu, Japan 2017/11/12 22:24:07 GMT (38.1, 144.9) 9.5 km 5.8 Mww
49.415627 90.3 deg 301.84 deg Volcano Islands, Japan Region 2018/08/17 22:06:57 GMT (23.5, 143.3) 18 km 5.5 Mww
48.895603 45.3 deg 182.183 deg Central East Pacific Rise 2018/10/29 23:26:09 GMT (-4.6, -105.9) 10 km 5.8 Mww
48.85612 84.7 deg 244.85 deg Tonga Islands 2017/11/04 15:24:31 GMT (-15.2, -173.3) 10 km 5.6 mb
48.543373 30.9 deg 149.176 deg El Salvador 2018/04/02 23:23:17 GMT (13.1, -88.7) 50 km 5.9 Mww
48.44043 75.6 deg 314.332 deg Hokkaido, Japan Region 2018/05/17 18:42:10 GMT (42.7, 145.6) 10 km 5.8 Mww
47.1311 89.9 deg 245.825 deg Fiji Islands Region 2017/11/14 10:50:05 GMT (-18.2, -178.0) 604 km 5.5 Mww
46.76096 68.6 deg 145.948 deg Near Coast Of Northern Chile 2018/04/05 11:12:10 GMT (-20.4, -70.6) 35 km 5.6 Mww
46.383564 43.9 deg 136.23 deg Colombia 2018/04/23 15:42:10 GMT (5.2, -75.5) 113 km 5.2 Mww
45.59184 73.5 deg 144.809 deg Chile-Argentina Border Region 2018/06/21 16:08:02 GMT (-24.3, -67.1) 175 km 5.7 Mww
45.590168 67.8 deg 144.901 deg Near Coast Of Northern Chile 2017/09/04 21:55:20 GMT (-19.3, -70.0) 63 km 5.1 Mwr
45.469997 32.5 deg 146.775 deg Nicaragua 2018/09/12 06:29:53 GMT (12.2, -86.8) 103 km 5.4 Mww
45.429153 91.6 deg 294.535 deg Mariana Islands Region 2018/10/26 09:05:39 GMT (17.4, 147.9) 10 km 5.7 mww
44.947613 90.1 deg 240.83 deg Tonga Islands 2017/12/15 12:12:07 GMT (-21.9, -174.4) 10 km 5.3 Mww
44.367813 76.6 deg 148.193 deg La Rioja Province, Argentina 2017/08/01 06:13:53 GMT (-28.6, -68.7) 85 km 5.6 Mww
44.33527 73.0 deg 317.896 deg Sea Of Okhotsk 2018/07/01 20:45:42 GMT (46.9, 145.0) 388 km 5.6 Mww
44.1063 81.9 deg 312.75 deg Near East Coast Of Honshu, Japan 2018/07/31 08:42:20 GMT (37.2, 141.2) 10 km 5.4 Mww
43.8025 69.9 deg 145.153 deg Northern Chile 2017/07/22 06:29:50 GMT (-21.2, -69.3) 49 km 5.3 Mww
42.88408 73.3 deg 144.607 deg Salta Province, Argentina 2018/10/15 12:58:55 GMT (-24.0, -67.0) 163 km 5.5 Mww
42.69429 78.2 deg 152.39 deg Off Coast Of Central Chile 2017/09/18 13:46:56 GMT (-31.8, -72.1) 10 km 5.8 Mww
41.75813 90.2 deg 245.739 deg Fiji Islands Region 2018/09/30 10:52:23 GMT (-18.4, -178.1) 551 km 6.6 mww
41.402966 96.2 deg 313.32 deg Ryukyu Islands, Japan 2018/09/15 08:05:29 GMT (26.7, 129.6) 10 km 5.6 Mww
40.445732 97.0 deg 260.706 deg Santa Cruz Islands 2018/07/17 07:02:55 GMT (-11.7, 166.3) 60 km 5.9 Mww
39.55093 73.4 deg 314.079 deg East Of Kuril Islands 2018/06/02 09:48:08 GMT (43.9, 148.0) 10 km 5.5 Mww
38.77555 49.8 deg 185.414 deg Central East Pacific Rise 2018/06/24 18:43:42 GMT (-9.0, -108.5) 10 km 5.7 Mww
38.597332 76.2 deg 178.337 deg Southeast Of Easter Island 2018/08/12 19:41:34 GMT (-35.7, -102.4) 10 km 5.6 Mww
36.464226 97.6 deg 236.882 deg Kermadec Islands, New Zealand 2018/07/28 09:28:20 GMT (-30.0, -177.4) 35 km 5.6 Mww
35.689816 47.4 deg 117.302 deg Near Coast Of Venezuela 2018/06/23 01:54:42 GMT (10.8, -62.6) 106 km 5.1 Mww
34.214905 84.2 deg 244.98 deg Samoa Islands Region 2018/06/02 11:53:06 GMT (-14.8, -173.1) 50 km 5.6 mb
28.985676 32.8 deg 321.485 deg Southern Alaska 2017/11/27 22:18:30 GMT (60.6, -147.4) 16 km 5.5 Mww