Station BK PKD - Bear Valley Ranch, Parkfield, CA
Network: BK - Berkeley Digital Seismograph Network
Nearby stations (2 deg radius)
Station | Name | (Lat, Lon) | Start / End | Elevation |
PKD | Bear Valley Ranch, Parkfield, CA | (35.95, -120.54) | 1996-09-06 / 2499-01-01 | 583 m |
Crust2 Type: | S1,continental slope, margin, transition 1 km seds. |
Thickness Estimate: | 27 km |
Thickness StdDev: | 0.6 km |
Vp/Vs Estimate: | 1.88 |
Vp/Vs StdDev: | 0.02 |
Vs Estimate: | 3.28 km/s |
Poisson's Ratio: | 0.30 |
Peak Value: | 0.04 |
Assumed Vp: | 6.183 km/s |
Ps Weight: | 0.33333334 |
PpPs Weight: | 0.33333334 |
PsPs Weight: | 0.33333328 |
Residual Complexity: | 0.381 |
Nearby stations H: | 26 km +- 2.6 km |
(2.0 deg) Vp/Vs: | 1.87 +- 0.11 |
20 with match > 90% ( 27.39726 %) and 72 with match > 80% ( 98.630135 %) out of 73.
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 | 27 km | 1.88 | 6.183 km/s | 3.28 km/s | 0.30 | |
Crust2.0 | 23 km | 1.81 | 6.183 km/s | 3.422 km/s | 0.28 | S1,continental slope, margin, transition 1 km seds. |
Global Maxima | 27 km | 1.88 | 6.183 km/s | 3.28 km/s | 0.30 | amp=0.03948752 |
Local Maxima 1 | 21 km | 2.08 | 6.183 km/s | 2.98 km/s | 0.35 | amp=0.01760791 |
Local Maxima 2 | 27 km | 1.82 | 6.183 km/s | 3.397 km/s | 0.28 | amp=0.011034256 |
Local Maxima 3 | 28 km | 1.85 | 6.183 km/s | 3.346 km/s | 0.29 | amp=0.0076458296 |
Local Maxima 4 | 18 km | 1.69 | 6.183 km/s | 3.669 km/s | 0.23 | amp=0.006054788 |
Predicted Arrivals for vertical incidence (zero ray parameter) | |
Ps | 3.90 SECOND |
PpPs | 12.72 SECOND |
PsPs/PpSs | 16.62 SECOND |
Events Processed for this Station
Download zip of receiver functions as SAC
Plot maxima for each earthquake.
Events Used in the Stack
(72 events)Radial Match | Distance | Baz | FERegion | Time | Lat/Lon | Depth | Magnitude |
95.25964 | 51.2 deg | 119.859 deg | Near West Coast Of Colombia | 2007/09/10 01:49:14 GMT | (3.0, -78.0) | 31 km | 6.1 MB, 6.7 MS, 6.8 MW |
95.20261 | 50.3 deg | 117.878 deg | Near West Coast Of Colombia | 2004/11/15 09:06:56 GMT | (4.7, -77.5) | 15 km | 6.6 MB, 7.1 MS, 7.2 MW, 7.1 MW |
95.17767 | 38.3 deg | 105.621 deg | Caribbean Sea | 2004/12/14 23:20:13 GMT | (19.0, -81.4) | 10 km | 6.2 MB, 6.7 MS, 6.8 MW, 6.8 MW |
94.13794 | 64.3 deg | 131.442 deg | Near Coast Of Peru | 2007/08/15 23:40:57 GMT | (-13.4, -76.6) | 39 km | 6.7 MB, 7.9 MS, 8.0 MW, 7.5 ME |
93.95247 | 50.9 deg | 323.202 deg | Eastern Siberia, Russia | 2006/04/20 23:25:02 GMT | (60.9, 167.1) | 22 km | 6.8 MB, 7.6 MS, 7.6 MW, 7.3 MW |
93.91736 | 61.9 deg | 308.424 deg | East Of Kuril Islands | 2007/01/13 04:23:21 GMT | (46.2, 154.5) | 10 km | 7.3 MB, 8.2 MS, 8.1 MW, 7.9 MW |
93.87897 | 88.8 deg | 258.758 deg | Solomon Islands | 2007/04/01 20:39:56 GMT | (-8.5, 157.0) | 10 km | 6.8 MB, 7.9 MS, 8.1 MW, 7.7 ME |
92.623764 | 58.5 deg | 125.649 deg | Northern Peru | 2005/09/26 01:55:37 GMT | (-5.7, -76.4) | 115 km | 6.7 MB, 7.5 MW, 7.5 MW |
92.19588 | 80.1 deg | 303.745 deg | Near S. Coast Of Honshu, Japan | 2004/09/05 14:57:18 GMT | (33.2, 137.1) | 10 km | 6.2 MB, 7.1 MS, 7.4 MW, 7.4 MW |
92.19042 | 64.2 deg | 131.255 deg | Near Coast Of Peru | 2007/08/16 00:02:41 GMT | (-13.3, -76.5) | 40 km | 5.6 MB |
92.18918 | 73.9 deg | 130.127 deg | Northern Chile | 2005/06/13 22:44:33 GMT | (-20.0, -69.2) | 116 km | 6.8 MB, 7.8 MW, 7.8 MW |
91.841194 | 87.0 deg | 226.823 deg | Kermadec Islands Region | 2006/05/16 10:39:23 GMT | (-31.8, -179.3) | 152 km | 6.8 MB, 7.4 MW, 7.4 MW |
91.80759 | 89.4 deg | 263.996 deg | New Ireland Region, P.N.G. | 2005/09/09 07:26:43 GMT | (-4.5, 153.5) | 90 km | 6.3 MB, 7.7 MW, 7.5 MW |
91.23656 | 76.4 deg | 130.766 deg | Chile-Bolivia Border Region | 2005/11/17 19:26:56 GMT | (-22.3, -67.9) | 163 km | 6.0 MB, 6.9 MW, 6.8 MW |
91.21527 | 74.8 deg | 238.033 deg | Fiji Islands Region | 2005/12/13 03:16:06 GMT | (-15.3, -178.6) | 10 km | 6.1 MB, 6.8 MS, 6.7 MW, 6.7 MW |
90.89419 | 90.5 deg | 260.564 deg | Solomon Islands | 2007/06/28 02:52:09 GMT | (-8.0, 154.6) | 10 km | 6.3 MB, 6.7 MS, 6.7 MW, 6.7 MW |
90.77704 | 39.4 deg | 121.219 deg | Off Coast Of Costa Rica | 2004/06/29 07:01:30 GMT | (10.7, -87.0) | 9.0 km | 5.8 MB, 5.8 MS, 6.3 MW, 6.1 MW |
90.73912 | 71.4 deg | 232.335 deg | Samoa Islands Region | 2006/09/28 06:22:09 GMT | (-16.6, -172.0) | 28 km | 6.5 MB, 6.6 MS, 6.9 MW, 6.7 MW |
90.50159 | 73.9 deg | 305.659 deg | Near East Coast Of Honshu, Japan | 2005/08/16 02:46:28 GMT | (38.3, 142.0) | 36 km | 6.5 MB, 6.8 MS, 7.2 MW, 7.1 MW |
90.37113 | 80.4 deg | 303.882 deg | Near S. Coast Of Western Honshu | 2004/09/05 10:07:07 GMT | (33.1, 136.6) | 14 km | 6.7 MB, 7.0 MS, 7.2 MW, 7.0 MW |
89.74446 | 76.6 deg | 306.672 deg | Near West Coast Of Honshu, Japan | 2007/07/16 01:13:22 GMT | (37.5, 138.4) | 12 km | 6.5 MB, 6.4 MS, 6.6 MW, 6.5 MW |
89.66949 | 72.0 deg | 304.247 deg | Off East Coast Of Honshu, Japan | 2005/11/14 21:38:51 GMT | (38.1, 144.9) | 11 km | 6.7 MB, 6.8 MS, 7.0 MW, 6.9 MW |
89.58276 | 39.6 deg | 119.711 deg | Near Coast Of Nicaragua | 2005/07/02 02:16:43 GMT | (11.2, -86.2) | 27 km | 5.6 MB, 6.4 MS, 6.6 MW, 6.6 MW |
89.41413 | 62.7 deg | 309.066 deg | Kuril Islands | 2006/10/01 09:06:02 GMT | (46.5, 153.2) | 19 km | 6.1 MB, 6.4 MS, 6.6 MW, 6.5 MW |
89.39626 | 84.1 deg | 246.368 deg | Vanuatu Islands | 2007/07/15 09:27:34 GMT | (-15.4, 168.6) | 8.0 km | 6.0 MB, 5.8 MS, 6.1 MW, 6.0 MW |
89.34783 | 86.9 deg | 280.605 deg | South Of Mariana Islands | 2007/09/30 02:08:30 GMT | (10.5, 145.7) | 14 km | 6.4 MB, 7.1 MS, 6.9 MW, 6.9 MW |
89.34075 | 83.9 deg | 251.044 deg | Santa Cruz Islands | 2007/09/02 01:05:18 GMT | (-11.6, 165.8) | 35 km | 5.9 MB, 7.3 MS, 7.2 MW, 6.9 ME |
89.294205 | 82.6 deg | 291.692 deg | Volcano Islands, Japan Region | 2007/09/28 13:38:59 GMT | (22.0, 142.7) | 276 km | 6.7 MB, 7.4 MW, 7.4 MW |
89.14596 | 83.6 deg | 283.197 deg | Mariana Islands | 2004/10/04 19:20:34 GMT | (14.5, 147.0) | 7.2 km | 5.9 MB, 5.9 MS, 6.0 MW, 5.9 MW |
88.70181 | 69.4 deg | 308.6 deg | Hokkaido, Japan Region | 2004/11/28 18:32:14 GMT | (43.0, 145.1) | 39 km | 6.4 MB, 6.7 MS, 7.0 MW, 7.0 MW |
88.65579 | 84.9 deg | 246.769 deg | Vanuatu Islands | 2007/08/01 17:08:51 GMT | (-15.6, 167.7) | 120 km | 6.2 MB, 7.2 MW, 7.2 MW |
88.48101 | 44.8 deg | 309.406 deg | Rat Islands, Aleutian Islands | 2005/06/14 17:10:16 GMT | (51.2, 179.4) | 51 km | 6.0 MB, 6.8 MW, 6.6 MW |
88.294174 | 81.3 deg | 288.442 deg | Mariana Islands | 2005/08/13 07:36:52 GMT | (20.1, 145.8) | 49 km | 5.8 MB, 5.6 MS, 6.0 MW, 6.0 MW |
88.15951 | 82.3 deg | 287.664 deg | Mariana Islands | 2007/10/31 03:30:17 GMT | (18.9, 145.4) | 223 km | 6.2 MB, 7.2 MW, 7.2 MW |
88.05704 | 55.1 deg | 124.264 deg | Peru-Ecuador Border Region | 2007/11/16 03:13:00 GMT | (-2.3, -77.8) | 123 km | 6.3 MB, 6.8 MW, 6.7 MW |
88.00526 | 85.0 deg | 246.556 deg | Vanuatu Islands | 2006/08/07 22:18:54 GMT | (-15.8, 167.8) | 141 km | 6.0 MB, 6.8 MW, 6.8 MW |
88.00301 | 83.6 deg | 285.025 deg | Mariana Islands | 2005/02/05 03:34:25 GMT | (16.0, 145.9) | 143 km | 6.3 MB, 6.6 MW, 6.5 MW |
87.93092 | 67.3 deg | 131.309 deg | Near Coast Of Peru | 2004/09/28 21:32:18 GMT | (-15.7, -74.5) | 27 km | 5.4 MB, 5.3 MS, 5.8 MW, 5.7 MW |
87.77243 | 83.5 deg | 231.757 deg | South Of Fiji Islands | 2007/10/16 21:05:43 GMT | (-25.8, 179.5) | 509 km | 6.2 MB, 6.6 MW, 6.5 MW |
87.49271 | 87.7 deg | 256.236 deg | Solomon Islands | 2007/08/16 08:39:27 GMT | (-9.8, 159.5) | 10 km | 6.1 MB, 6.7 MS, 6.4 MW |
87.28498 | 58.1 deg | 314.012 deg | Kamchatka Peninsula, Russia | 2007/05/30 20:22:12 GMT | (52.1, 157.3) | 116 km | 6.4 MB, 6.4 MW, 6.4 MW |
87.26545 | 37.1 deg | 311.608 deg | Fox Islands, Aleutian Islands | 2007/07/15 13:08:00 GMT | (52.5, -168.0) | 10 km | 5.8 MB, 5.9 MS, 6.1 MW, 6.0 MW |
87.16132 | 90.5 deg | 283.823 deg | W. Caroline Islands, Micronesia | 2005/01/16 20:17:52 GMT | (10.9, 140.8) | 25 km | 6.3 MB, 6.7 MS, 6.6 MW, 6.6 MW |
86.62059 | 31.5 deg | 124.771 deg | Off Coast Of Chiapas, Mexico | 2006/06/27 13:03:12 GMT | (15.0, -94.2) | 29 km | 5.4 MB, 5.5 MS, 5.8 MW, 5.8 MW |
86.57564 | 58.3 deg | 312.856 deg | Near East Coast Of Kamchatka | 2006/08/24 21:50:36 GMT | (51.1, 157.5) | 43 km | 5.9 MB, 6.2 MS, 6.5 MW, 6.5 MW |
85.771736 | 42.2 deg | 119.407 deg | Costa Rica | 2004/11/20 08:07:22 GMT | (9.6, -84.2) | 16 km | 6.2 MB, 6.3 MS, 6.4 MW, 6.4 MW |
85.50928 | 35.4 deg | 121.589 deg | Near Coast Of Guatemala | 2004/11/20 22:01:45 GMT | (13.4, -90.1) | 41 km | 5.6 MB, 6.0 MS, 6.3 MW, 6.2 MW |
85.295135 | 45.8 deg | 121.962 deg | South Of Panama | 2005/05/05 19:12:20 GMT | (5.7, -82.8) | 10 km | 5.9 MB, 5.8 MS, 6.5 MW, 6.4 MW |
85.28947 | 81.7 deg | 289.744 deg | Mariana Islands | 2007/01/30 21:37:45 GMT | (21.0, 144.7) | 30 km | 6.3 MB, 6.5 MS, 6.6 MW, 6.5 MW |
84.79713 | 78.5 deg | 131.576 deg | Chile-Argentina Border Region | 2006/08/25 00:44:46 GMT | (-24.4, -67.0) | 184 km | 5.9 MB, 6.6 MW, 6.6 MW |
84.70914 | 43.9 deg | 119.299 deg | Panama-Costa Rica Border Region | 2005/06/30 21:26:36 GMT | (8.4, -82.9) | 38 km | 5.3 MB, 5.6 MS, 6.0 MW, 5.8 MW |
83.70952 | 42.1 deg | 310.128 deg | Andreanof Islands, Aleutian Is. | 2007/07/13 21:54:43 GMT | (51.8, -176.3) | 35 km | 5.7 MB, 5.6 MS, 6.0 MW, 5.9 MW |
83.60019 | 79.4 deg | 307.798 deg | Sea Of Japan | 2007/07/16 14:17:37 GMT | (36.8, 134.9) | 350 km | 6.2 MB, 6.8 MW, 6.8 MW |
83.33175 | 76.6 deg | 306.256 deg | Near West Coast Of Honshu, Japan | 2004/10/23 08:56:00 GMT | (37.2, 138.8) | 16 km | 6.4 MB, 6.3 MS, 6.6 MW, 6.4 MW |
83.2907 | 76.5 deg | 302.496 deg | Off East Coast Of Honshu, Japan | 2004/05/29 20:56:09 GMT | (34.3, 141.4) | 16 km | 5.6 MB, 6.6 MS, 6.5 MW, 6.3 MW |
83.10843 | 69.4 deg | 308.459 deg | Hokkaido, Japan Region | 2004/12/06 14:15:11 GMT | (42.9, 145.2) | 35 km | 6.5 MB, 6.5 MS, 6.8 MW, 6.8 MW |
82.73106 | 59.3 deg | 43.525 deg | North Atlantic Ocean | 2006/11/29 15:38:44 GMT | (53.7, -35.4) | 10 km | 5.6 MB, 5.3 MS, 5.6 MW, 5.6 MW |
82.18569 | 82.3 deg | 133.58 deg | Santiago Del Estero Prov., Arg. | 2004/09/07 11:53:06 GMT | (-28.6, -65.8) | 22 km | 6.1 MB, 6.1 MS, 6.4 MW, 6.2 MW |
82.15376 | 40.0 deg | 120.011 deg | Costa Rica | 2004/04/29 00:57:21 GMT | (10.8, -86.0) | 10 km | 5.6 MB, 6.0 MS, 6.2 MW, 6.2 MW |
81.977684 | 87.1 deg | 240.3 deg | Southeast Of Loyalty Islands | 2004/05/07 01:26:42 GMT | (-22.0, 170.3) | 14 km | 5.7 MB, 6.2 MS, 6.3 MW, 6.2 MW |
81.6463 | 81.3 deg | 139.029 deg | Near Coast Of Central Chile | 2006/10/12 18:05:58 GMT | (-31.3, -71.3) | 46 km | 5.8 MB, 6.1 MS, 6.4 MW, 6.3 MW |
81.5941 | 86.9 deg | 241.896 deg | Vanuatu Islands | 2007/03/25 00:40:01 GMT | (-20.6, 169.4) | 34 km | 6.5 MB, 7.0 MS, 7.1 MW, 7.1 MW |
81.27581 | 84.4 deg | 248.067 deg | Vanuatu Islands | 2005/02/08 14:48:21 GMT | (-14.3, 167.3) | 206 km | 6.1 MB, 6.8 MW, 6.7 MW |
81.073235 | 45.3 deg | 120.497 deg | South Of Panama | 2005/08/27 18:38:20 GMT | (6.8, -82.4) | 10 km | 5.6 MB, 5.6 MS, 6.2 MW, 6.1 MW |
80.99707 | 92.4 deg | 263.76 deg | New Britain Region, P.N.G. | 2006/11/07 17:38:33 GMT | (-6.5, 151.2) | 10 km | 6.2 MB, 6.3 MS, 6.5 MW, 6.4 MW |
80.93407 | 40.1 deg | 119.039 deg | Nicaragua | 2005/08/03 11:03:15 GMT | (11.2, -85.5) | 14 km | 6.0 MB, 6.5 MS, 6.3 MW, 6.3 MW |
80.30362 | 92.2 deg | 264.369 deg | New Britain Region, P.N.G. | 2006/10/17 01:25:12 GMT | (-5.9, 151.0) | 32 km | 6.4 MB, 6.9 MS, 6.7 MW, 6.6 MW |
80.27334 | 80.8 deg | 287.484 deg | Mariana Islands Region | 2004/07/20 14:16:23 GMT | (19.6, 146.8) | 13 km | 5.7 MB, 5.6 MS, 5.9 MW, 5.9 MW |
80.26213 | 39.1 deg | 120.043 deg | Near Coast Of Nicaragua | 2004/10/09 21:26:53 GMT | (11.4, -86.7) | 35 km | 6.0 MB, 7.0 MS, 6.9 MW, 6.8 MW |
80.167786 | 72.0 deg | 128.818 deg | Peru-Bolivia Border Region | 2005/10/17 19:23:02 GMT | (-17.8, -69.5) | 123 km | 5.6 MB, 5.8 MW, 5.7 MW |
80.16621 | 49.7 deg | 118.883 deg | South Of Panama | 2007/03/18 02:11:05 GMT | (4.6, -78.5) | 8.0 km | 6.4 MB, 5.7 MS, 6.2 MW, 6.1 MW |
80.12096 | 56.2 deg | 187.219 deg | South Pacific Ocean | 2004/07/11 23:46:12 GMT | (-20.3, -126.9) | 12 km | 6.1 MB, 5.9 MS, 6.1 MW, 6.1 MW |
Losers
(1 events)Radial Match | Distance | Baz | FERegion | Time | Lat/Lon | Depth | Magnitude | Reason |
73.096436 | 39.4 deg | 119.614 deg | Near Coast Of Nicaragua | 2005/07/02 04:11:04 GMT | (11.4, -86.3) | 40 km | 5.4 MB, 5.4 MS, 5.8 MW, 5.0 MD |