Event 20210717-24
2021-07-17 20:56:11.470 UTC 9 km 5.8 Mwr
6.9227°N, 82.6632°W
North Pacific Ocean
Time Error: 1.18 s Analysis Type: Manual
Time RMS: 0.58 s Num. Stations: 20
Depth Error: 11 km Num. Phases: 20
Reference Elevation: 0 km Max. Intensity (MMI):
Azimuth Gap: 96° Effects Type: Seismic
 
MANUALLY REVIEWED LOCATION
Magnitudes
Preferred Magnitude Stations Error Author Action
Emblem favorite 5.8 Mwr 0 0 NCMS Action show
6.0 Mwc 14 0.1 NEIC Action show
5.8 M 0 0 NCMS Action show
6.0 Mwb 0 0 NCMS Action show
6.2 Mwp 5 0.1 NEIC Action show
6.2 ML 2 0.3 NEIC Action show
6.0 Mwr 9 0.1 NEIC Action show
6.2 mB_BB 7 0.2 NEIC Action show
6.0 Mwb 11 0.1 NEIC Action show
5.9 Ms_BB 11 0.1 NEIC Action show
5.9 M 58 0.2 NEIC Action show
5.9 mb 8 0.2 NEIC Action show
4.8 mb_Lg 1 0.5 NEIC Action show
 
Origin Details
Ellipse Major: 12.30 km Seismic Moment:
Ellipse Minor: 9.30 km Corner Frequency:
Ellipse Strike: 79.0° Stress Drop:
Min. Distance: 8.41° Source Radius:
Max. Distance: 148.20° Location Method: Inversion
Fixed Location: no Author: NEIC
Fixed Depth: no Event Type: Earthquake
Fixed Phase: no External Event ID: HYDRA_RED@71017
Fixed Time: no External Origin ID: HYDRA_RED@133902
 
Error Ellipse
Length Azimuth Dip Action
Maximum 29.40 km 258.00° 12.00° Action show
Intermediate 21.90 km 166.00° 5.00° Action show
Minimum 15.00 km 51.00° 76.00° Action show
 
Magnitude Moment Tensors
Type Traces % DC Misfit/Var. Red. Centroid Best Double Couple Moment Tensor Action
M0 Plane Strike Dip Rake Mrr Mrt Mrp Mtt Mtp Mpp
Ffffffff RMT 9 48% 0.78 40 km 1.3e+18 nt-m NP1
NP2
82.0
351.0
83.0
82.0
-172.0
-7.0
3.080e+17 -1.870e+17 -2.460e+17 2.080e+17 -1.140e+18 -5.170e+17 Action show
Ffffffff CMT 14 47% 0.31 2021-07-17 20:56:37.400 UTC
7.6203°N, 82.7660°W
10 km
1.2e+18 nt-m NP1
NP2
73.0
192.0
37.0
70.0
-34.0
-122.0
-5.770e+17 1.710e+17 6.950e+17 1.050e+17 7.970e+17 4.720e+17 Action show
Ffffffff MT 11 89% 0.68 3 km 1.3e+18 nt-m NP1
NP2
355.0
262.0
85.0
65.0
-155.0
-6.0
-5.260e+16 1.960e+17 -5.170e+17 -2.190e+17 1.110e+18 2.720e+17 Action show
Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
CU.TGUH.00.BHZ 2021-07-17 20:58:54.775 UTC 3.6e+05 39.47 s 6.7 Mwp 8.41° 327.8° Action show
CU.MTDJ.00.BHZ 2021-07-17 20:59:46.214 UTC 1.5e+05 38.28 s 6.6 Mwp 12.30° 23.5° Action show
CU.TGUH.00.BHZ 2021-07-17 21:00:50.608 UTC 820.2 1.02 s 4.8 mb_Lg 8.41° 327.8° Action show
CU.TGUH.00.BH1 2021-07-17 21:00:52.924 UTC 2238.1 1.60 s 6.3 ML 8.41° 327.8° Action show
CU.TGUH.00.BHZ 2021-07-17 21:01:54.473 UTC 3.1e+04 12.55 s 5.5 Ms_BB 8.41° 327.8° Action show
IU.PAYG.00.BHZ 2021-07-17 21:03:27.412 UTC 2.3e+04 7.53 s 5.6 Ms_BB 10.71° 225.5° Action show
GT.PLCA.00.BHZ 2021-07-17 21:04:58.924 UTC 1307.7 3.35 s 6.1 mB_BB 48.71° 167.7° Action show
GT.PLCA.00.BHZ 2021-07-17 21:05:00.444 UTC 91.2 1.25 s 5.7 mb 48.71° 167.7° Action show
II.FFC.00.BHZ 2021-07-17 21:05:11.140 UTC 1845.7 4.10 s 6.2 mB_BB 50.13° 345.5° Action show
II.FFC.00.BHZ 2021-07-17 21:05:13.609 UTC 3637.5 7.35 s 5.8 Mwp 50.13° 345.5° Action show
II.FFC.00.BHZ 2021-07-17 21:05:16.490 UTC 186.4 1.10 s 6.0 mb 50.13° 345.5° Action show
CU.MTDJ.00.BHZ 2021-07-17 21:06:52.929 UTC 1.9e+04 11.98 s 5.6 Ms_BB 12.30° 23.5° Action show
IU.MACI.--.HHZ 2021-07-17 21:06:59.019 UTC 3855.4 1.14 s 6.8 mB_BB 65.77° 62.2° Action show
IU.MACI.--.HHZ 2021-07-17 21:06:59.500 UTC 418.7 1.02 s 6.6 mb 65.77° 62.2° Action show
IU.COLA.00.BHZ 2021-07-17 21:07:48.259 UTC 1251.8 5.70 s 6.1 mB_BB 73.38° 336.2° Action show
IU.COLA.00.BHZ 2021-07-17 21:07:52.859 UTC 99.3 0.95 s 5.9 mb 73.38° 336.2° Action show
IU.PAB.00.BHZ 2021-07-17 21:08:04.559 UTC 161.6 1.60 s 5.9 mb 76.62° 51.1° Action show
IU.COLA.00.BHZ 2021-07-17 21:08:07.884 UTC 9118.1 24.02 s 6.2 Mwp 73.38° 336.2° Action show
IU.PAB.00.BHZ 2021-07-17 21:08:07.960 UTC 1429.5 3.10 s 6.2 mB_BB 76.62° 51.1° Action show
IU.PAB.00.BHZ 2021-07-17 21:08:10.059 UTC 4300.7 7.05 s 6.0 Mwp 76.62° 51.1° Action show
II.BFO.00.BHZ 2021-07-17 21:08:50.349 UTC 11.1 1.00 s 5.0 mb 85.54° 42.0° Action show
II.BFO.00.BHZ 2021-07-17 21:08:54.200 UTC 132.3 5.40 s 5.3 mB_BB 85.54° 42.0° Action show
IU.ADK.00.BHZ 2021-07-17 21:08:58.240 UTC 1023.8 1.40 s 6.2 mB_BB 87.09° 321.8° Action show
IU.ADK.00.BHZ 2021-07-17 21:09:06.964 UTC 95.5 0.90 s 6.0 mb 87.09° 321.8° Action show
IU.KIEV.00.BHZ 2021-07-17 21:13:46.920 UTC 142.5 1.90 s 6.3 mb 98.22° 36.6° Action show
IU.PAB.00.BHZ 2021-07-17 21:32:33.226 UTC 2378.8 40.35 s 6.0 Ms_BB 76.62° 51.1° Action show
II.BFO.00.BHZ 2021-07-17 21:37:37.138 UTC 267.2 33.40 s 5.1 Ms_BB 85.54° 42.0° Action show
IU.COLA.00.BHZ 2021-07-17 21:45:01.529 UTC 2389.3 15.57 s 6.0 Ms_BB 73.38° 336.2° Action show
GE.EIL.--.BHZ 2021-07-17 21:49:08.646 UTC 1226.2 51.90 s 6.0 Ms_BB 109.97° 55.1° Action show
IU.KIEV.00.BHZ 2021-07-17 21:49:13.882 UTC 5298.4 23.35 s 6.5 Ms_BB 98.22° 36.6° Action show
IU.MAKZ.00.BHZ 2021-07-17 22:01:40.429 UTC 1009.2 31.20 s 6.0 Ms_BB 124.79° 12.8° Action show
IU.KBL.--.BHZ 2021-07-17 22:04:26.601 UTC 769.6 32.33 s 5.9 Ms_BB 130.85° 31.1° Action show
II.AAK.00.BHZ 2021-07-17 22:13:00.374 UTC 3511.6 21.30 s 6.5 Ms_BB 126.46° 20.8° Action show
Channel Phase Time Time Residual Direction Event Distance Event Azimuth Automatic? Defined By Action
CU.TGUH.00.BHZ Pn 2021-07-17 20:58:13.789 UTC 0.10 s _ 8.41° 327.8° no Time Action show
IU.PAYG.00.BHZ Pn 2021-07-17 20:58:45.099 UTC -0.20 s _ 10.71° 225.5° no Time Action show
CU.MTDJ.00.BHZ Pn 2021-07-17 20:59:07.130 UTC 0.10 s _ 12.30° 23.5° no Time Action show
GT.PLCA.00.BHZ P 2021-07-17 21:04:56.170 UTC -0.30 s _ 48.71° 167.7° no Time Action show
II.FFC.00.BHZ P 2021-07-17 21:05:06.259 UTC -0.80 s _ 50.13° 345.5° yes Time Action show
IU.MACI.--.HHZ P 2021-07-17 21:06:58.049 UTC 0.40 s _ 65.77° 62.2° no Time Action show
IU.COLA.00.BHZ P 2021-07-17 21:07:43.240 UTC -0.40 s _ 73.38° 336.2° no Time Action show
II.KDAK.00.BHZ P 2021-07-17 21:07:44.960 UTC 0.40 s _ 73.52° 328.4° yes Time Action show
IU.PAB.00.BHZ P 2021-07-17 21:08:03.009 UTC 0 s _ 76.62° 51.1° yes Time Action show
II.BFO.00.BHZ P 2021-07-17 21:08:49.150 UTC -1.20 s _ 85.54° 42.0° no Time Action show
IU.ADK.00.BHZ P 2021-07-17 21:08:58.039 UTC 0.30 s _ 87.09° 321.8° yes Time Action show
IU.KIEV.00.BHZ P 2021-07-17 21:09:48.119 UTC -1.20 s _ 98.22° 36.6° no Time Action show
MM.KI05.--.HHZ Pdif 2021-07-17 21:11:05.740 UTC -0.40 s _ 115.37° 44.9° yes Time Action show
IU.KMBO.00.BHZ PKPdf 2021-07-17 21:15:07.910 UTC 4.10 s _ 119.83° 87.3° yes Time Action show
IU.MAKZ.00.BHZ PKPdf 2021-07-17 21:15:10.940 UTC -1.20 s _ 124.79° 12.8° yes Time Action show
II.AAK.00.BHZ PKPdf 2021-07-17 21:15:15.680 UTC 0 s _ 126.46° 20.8° no Time Action show
AE.MKZ.--.HHZ PKPdf 2021-07-17 21:15:17.579 UTC 0.40 s _ 127.13° 54.4° no Time Action show
UE.UMZA.--.HHZ PKPdf 2021-07-17 21:15:22.069 UTC 0.70 s _ 129.30° 53.2° yes Time Action show
IU.KBL.--.BHZ PKPdf 2021-07-17 21:15:23.880 UTC -0.40 s _ 130.85° 31.1° no Time Action show
IU.NWAO.00.BHZ PKPdf 2021-07-17 21:15:57.910 UTC 2.60 s _ 148.20° 213.0° no Time Action show

Ground Motion

No ground motions for this event.