Earthquake 20170915-1

2017-09-15 14:44:23.200 28.8 km 3.8 Mwp
24.4981°N, 63.1203°E
Arabian Sea
397 km W of Karachi, Pakistan
Time Error: 1.52 s Depth Error: 13.3 km
Num. Stations: 13 Time RMS: 0.75 s
Num. Phases: 15 Azimuth Gap: 333°
Analysis Type: Manual Max. Intensity (MMI):
Effects Type: Seismic
 

MANUALLY REVIEWED LOCATION

Magnitudes

Preferred Magnitude Stations Error Author Action
2.4 mb_Lg 5 0.20 NCMS System-search
2.6 M 11 0.80 NCMS System-search
3.9 Mwp 6 0.10 NCMS System-search
2.8 ML 0 0 NCMS System-search
3.8 M 0 0 NCMS System-search
Emblem-favorite 3.8 Mwp 0 0 NCMS System-search

Origin Details

Ellipse Major:46.30 km Min. Distance:4.67° Fixed Depth:no
Ellipse Minor:41.90 km Max. Distance:8.96° Fixed Phase:no
Ellipse Strike:83.0° Fixed Location:no Fixed Time:no
Author:NCMS Location Method:Inversion Event Type:Suspected Earthquake
External Event ID:HYDRA_RED@18418 External Origin ID:HYDRA_RED@36858

Error Ellipse

Azimuth Dip Magnitude Action
Max 83° 108.7 km System-search
Intermediate 173° 98.4 km System-search
Min 325° 89° 20.3 km System-search

None

Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
OM.BID.--.HHZ 2017-09-15 14:45:35.279 240.4 5.35 s 4.0 Mwp 4.67° 259.0° System-search
OM.MDH.--.HHZ 2017-09-15 14:45:55.779 46.7 3.66 s 3.5 Mwp 6.25° 278.8° System-search
OM.SOH.--.HHZ 2017-09-15 14:45:56.990 145.8 8.33 s 3.9 Mwp 6.02° 267.9° System-search
OM.ASH.--.HHZ 2017-09-15 14:46:01.220 72.3 4.02 s 3.7 Mwp 6.43° 273.1° System-search
DN.FAQ.--.HHZ 2017-09-15 14:46:10.640 675.2 7.34 s 4.5 Mwp 6.85° 273.6° System-search
AE.SHM.--.HHZ 2017-09-15 14:47:05.779 1e+04 67.26 s 5.4 Mwp 6.61° 285.8° System-search
OM.ASH.--.HHZ 2017-09-15 14:47:46.574 4.5 0.79 s 2.3 mb_Lg 6.43° 273.1° System-search
DN.HAT.--.HHZ 2017-09-15 14:47:47.069 4.6 0.96 s 2.3 mb_Lg 6.37° 274.4° System-search
AE.ALN.--.HHZ 2017-09-15 14:47:58.181 5.7 0.87 s 2.5 mb_Lg 6.74° 267.8° System-search
DN.NAZ.--.HHZ 2017-09-15 14:48:04.847 3.2 0.85 s 2.2 mb_Lg 6.80° 275.7° System-search
DN.FAQ.--.HHZ 2017-09-15 14:48:06.836 17.9 0.89 s 3.0 mb_Lg 6.85° 273.6° System-search
Channel Phase Time Time Residual Dir. Event Distance Event Azimuth Automatic? Defined By Action
OM.BID.--.HHZ Pn 2017-09-15 14:45:30.880 -0.90 s 4.67° 259.0° no Time System-search
OM.SOH.--.HHZ Pn 2017-09-15 14:45:48.660 -1.70 s 6.02° 267.9° no Time System-search
OM.MDH.--.HHZ Pn 2017-09-15 14:45:51.849 -1.60 s 6.25° 278.8° no Time System-search
AE.MSF.--.HHZ Pn 2017-09-15 14:45:53.640 -1.70 s 6.38° 279.3° no Time System-search
DN.HAT.--.HHZ Pn 2017-09-15 14:45:53.690 -1.40 s 6.37° 274.4° no Time System-search
OM.ASH.--.HHZ Pn 2017-09-15 14:45:56.039 0 s 6.43° 273.1° no Time System-search
AE.SHM.--.HHZ Pn 2017-09-15 14:45:58.519 0.10 s 6.61° 285.8° no Time System-search
AE.ALN.--.HHZ Pn 2017-09-15 14:46:00.390 0.20 s 6.74° 267.8° no Time System-search
DN.NAZ.--.HHZ Pn 2017-09-15 14:46:01.109 0.10 s 6.80° 275.7° no Time System-search
DN.FAQ.--.HHZ Pn 2017-09-15 14:46:02.210 0.40 s 6.85° 273.6° no Time System-search
DN.ASU.--.HHZ Pn 2017-09-15 14:46:05.609 0.50 s 7.09° 272.6° no Time System-search
AE.SRB.--.HHZ Pn 2017-09-15 14:46:19.109 0.20 s 8.10° 276.9° no Time System-search
OM.BID.--.HHZ Sn 2017-09-15 14:46:29.720 4.70 s 4.67° 259.0° no Time System-search
AE.MZR.--.HHZ Pn 2017-09-15 14:46:30.150 -0.50 s 8.96° 262.4° no Time System-search
OM.MDH.--.HHZ Sn 2017-09-15 14:47:03.849 0 s 6.25° 278.8° no Time System-search

Shake Maps

None

Ground Motion

Station PGA PGA Time PGV PGV Time PGD PGD Time RSA @ 0.3s RSA @ 1.0s RSA @ 3.0s Action
AE.MZR.--.HHZ 0.003458 cm/s2 2017-09-15 14:47:39.812 0.000044 cm/s 2017-09-15 14:48:03.732 0.000019 cm 2017-09-15 14:48:03.062 0.00192 cm/s2 0.000183 cm/s2 0.000199 cm/s2 System-search
AE.SHM.--.HHE 0.002719 cm/s2 2017-09-15 14:47:11.748 0.000052 cm/s 2017-09-15 14:47:12.268 0.000006 cm 2017-09-15 14:46:43.048 0.027538 cm/s2 0.001205 cm/s2 0.000141 cm/s2 System-search
AE.SHM.--.HHN 0.003032 cm/s2 2017-09-15 14:46:47.328 0.000067 cm/s 2017-09-15 14:46:47.348 0.000007 cm 2017-09-15 14:46:52.148 0.031489 cm/s2 0.001118 cm/s2 0.000159 cm/s2 System-search
AE.SHM.--.HHZ 0.002264 cm/s2 2017-09-15 14:46:39.900 0.000045 cm/s 2017-09-15 14:46:46.140 0.000015 cm 2017-09-15 14:46:57.260 0.017037 cm/s2 0.000911 cm/s2 0.000111 cm/s2 System-search
OM.BID.--.HHE 0.003622 cm/s2 2017-09-15 14:45:56.183 0.000087 cm/s 2017-09-15 14:45:55.623 0.000014 cm 2017-09-15 14:45:55.733 0.010842 cm/s2 0.000662 cm/s2 0.000142 cm/s2 System-search
OM.BID.--.HHN 0.004954 cm/s2 2017-09-15 14:45:50.037 0.000102 cm/s 2017-09-15 14:45:49.087 0.000014 cm 2017-09-15 14:46:05.667 0.011822 cm/s2 0.000755 cm/s2 0.000117 cm/s2 System-search
OM.BID.--.HHZ 0.005512 cm/s2 2017-09-15 14:45:48.867 0.000107 cm/s 2017-09-15 14:45:50.817 0.000015 cm 2017-09-15 14:46:19.347 0.008322 cm/s2 0.000702 cm/s2 0.000122 cm/s2 System-search

Event 20170915-1

Time: 2017-09-15 14:44:23.200
Position:24.4981°N, 63.1203°E
Place:Arabian Sea
Major Place:397 km W of Karachi, Pakistan
Depth:28.8 km
Magnitude:3.8 Mwp