Earthquake 20170830-2

2017-08-30 08:03:53.980 77.3 km 5.0 mb
13.5973°N, 145.3427°E
North Pacific Ocean
66 km E of Hagåtña, Guam
Time Error: 0.61 s Depth Error: 20.6 km
Num. Stations: 9 Time RMS: 0.30 s
Num. Phases: 9 Azimuth Gap: 269°
Analysis Type: Manual Max. Intensity (MMI):
Effects Type: Seismic
 

MANUALLY REVIEWED LOCATION

Magnitudes

Preferred Magnitude Stations Error Author Action
Emblem-favorite 5.0 mb 9 0.20 NCMS System-search
5.2 M 13 0.30 NCMS System-search
5.4 mB_BB 4 0.30 NCMS System-search
5.0 mb 0 0 NCMS System-search
5.0 M 0 0 NCMS System-search

Origin Details

Ellipse Major:40.20 km Min. Distance:62.02° Fixed Depth:no
Ellipse Minor:17.90 km Max. Distance:83.80° Fixed Phase:no
Ellipse Strike:155.0° Fixed Location:no Fixed Time:no
Author:NCMS Location Method:Inversion Event Type:Earthquake
External Event ID:HYDRA_RED@18163 External Origin ID:HYDRA_RED@36367

Error Ellipse

Azimuth Dip Magnitude Action
Max 156° 94.8 km System-search
Intermediate 66° 42.4 km System-search
Min 252° 82° 31.0 km System-search

None

Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
IU.MAKZ.00.BHZ 2017-08-30 08:14:07.289 207.7 2.85 s 5.4 mB_BB 62.02° 316.0° System-search
IU.MAKZ.00.BHZ 2017-08-30 08:14:07.964 47.4 1.85 s 5.3 mb 62.02° 316.0° System-search
II.KURK.00.BHZ 2017-08-30 08:14:25.410 348.7 1.80 s 5.4 mB_BB 64.87° 319.9° System-search
II.KURK.00.BHZ 2017-08-30 08:14:34.210 35.0 1.10 s 5.2 mb 64.87° 319.9° System-search
II.NIL.00.BHZ 2017-08-30 08:14:48.640 15.2 0.50 s 5.2 mb 67.76° 301.0° System-search
IU.COLA.00.BHZ 2017-08-30 08:14:58.460 12.0 1.00 s 4.8 mb 67.99° 25.0° System-search
II.BRVK.00.BHZ 2017-08-30 08:14:59.359 257.5 1.80 s 5.3 mB_BB 70.27° 321.8° System-search
II.BRVK.00.BHZ 2017-08-30 08:15:00.859 49.4 1.50 s 5.2 mb 70.27° 321.8° System-search
II.UOSS.10.BHZ 2017-08-30 08:16:16.289 19.6 1.95 s 4.8 mb 83.61° 294.1° System-search
AE.SHM.--.HHZ 2017-08-30 08:16:17.019 305.4 5.98 s 5.4 mB_BB 83.51° 295.3° System-search
AE.SHM.--.HHZ 2017-08-30 08:16:29.049 8.9 0.90 s 4.7 mb 83.51° 295.3° System-search
AE.MSF.--.HHZ 2017-08-30 08:16:29.640 13.7 0.84 s 5.0 mb 83.56° 294.5° System-search
OM.ASH.--.HHZ 2017-08-30 08:17:20.160 6.0 1.32 s 4.4 mb 83.80° 293.9° System-search
Channel Phase Time Time Residual Dir. Event Distance Event Azimuth Automatic? Defined By Action
IU.MAKZ.00.BHZ P 2017-08-30 08:14:06.490 0.20 s 62.02° 316.0° yes Time System-search
II.KURK.00.BHZ P 2017-08-30 08:14:24.960 0 s 64.87° 319.9° yes Time System-search
II.NIL.00.BHZ P 2017-08-30 08:14:43.839 0 s 67.76° 301.0° no Time System-search
IU.COLA.00.BHZ P 2017-08-30 08:14:44.559 0 s 67.99° 25.0° yes Time System-search
II.BRVK.00.BHZ P 2017-08-30 08:14:59.160 0.20 s 70.27° 321.8° yes Time System-search
AE.MSF.--.HHZ P 2017-08-30 08:16:13.990 -0.30 s 83.56° 294.5° no Time System-search
II.UOSS.10.BHZ P 2017-08-30 08:16:14.240 -0.20 s 83.61° 294.1° no Time System-search
AE.SHM.--.HHZ P 2017-08-30 08:16:14.269 0.40 s 83.51° 295.3° no Time System-search
OM.ASH.--.HHZ P 2017-08-30 08:16:15.750 0.30 s 83.80° 293.9° no Time System-search

Shake Maps

None

Ground Motion

None

Event 20170830-2

Time: 2017-08-30 08:03:53.980
Position:13.5973°N, 145.3427°E
Place:North Pacific Ocean
Major Place:66 km E of Hagåtña, Guam
Depth:77.3 km
Magnitude:5.0 mb