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Event 20180109-2
2018-01-09 04:49:22.360 UTC 6.31 km 3.47 Ml
24.3272°N, 49.0455°E
22 km N of Haradh,SA
Time Error: Analysis Type: Manual
Time RMS: 0.080 s Num. Stations: 10
Depth Error: 0.83 km Num. Phases: 15
Reference Elevation: 0 km Max. Intensity (MMI):
Azimuth Gap: 131° Effects Type:
 
BK
Magnitudes
Preferred Magnitude Stations Error Author Action
Emblem favorite 3.47 Ml 8 0 Action show
 
Origin Details
Ellipse Major: Seismic Moment:
Ellipse Minor: Corner Frequency:
Ellipse Strike: Stress Drop:
Min. Distance: 0.036° Source Radius:
Max. Distance: 0.39° Location Method:
Fixed Location: no Author:
Fixed Depth: no Event Type:
Fixed Phase: no External Event ID: 1000000142
Fixed Time: no External Origin ID:
 
Error Ellipse
Length Azimuth Dip Action
Maximum 0.83 km 277.00° 85.00° Action show
Intermediate 0.46 km 105.00° 4.00° Action show
Minimum 0.23 km 15.00° 1.00° Action show
 

None

Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
SA.HRD1.--.HHE 2018-01-09 04:49:28.820 UTC 101.5 0.32 s 3.82 Ml 0.12° 30.0° Action show
SA.HRD2.--.HHN 2018-01-09 04:49:30.120 UTC 11.0 0.20 s 3.04 Ml 0.16° 71.0° Action show
SA.HRD1.--.HHN 2018-01-09 04:49:30.270 UTC 40.3 0.30 s 3.45 Ml 0.12° 30.0° Action show
SA.HRD8.--.HHN 2018-01-09 04:49:32.910 UTC 39.2 0.32 s 3.48 Ml 0.13° 182.0° Action show
SA.HRD10.--.HHE 2018-01-09 04:49:33.040 UTC 23.7 0.22 s 3.50 Ml 0.24° 185.0° Action show
SA.HRD6.--.HHE 2018-01-09 04:49:33.120 UTC 53.5 0.38 s 3.59 Ml 0.13° 222.0° Action show
SA.HRD8.--.HHE 2018-01-09 04:49:33.540 UTC 81.0 0.36 s 3.78 Ml 0.13° 182.0° Action show
SA.HRD10.--.HHN 2018-01-09 04:49:34.160 UTC 21.2 0.24 s 3.45 Ml 0.24° 185.0° Action show
SA.HRD6.--.HHN 2018-01-09 04:49:34.340 UTC 52.1 0.38 s 3.58 Ml 0.13° 222.0° Action show
SA.HRD13.--.HHN 2018-01-09 04:49:38.200 UTC 9.4 0.36 s 3.26 Ml 0.33° 185.0° Action show
SA.HRD13.--.HHE 2018-01-09 04:49:39.820 UTC 10.0 0.28 s 3.28 Ml 0.33° 185.0° Action show
SA.NHRD.--.HHE 2018-01-09 04:49:40.990 UTC 17.2 0.40 s 3.57 Ml 0.39° 356.0° Action show
SA.HRD14.--.HHE 2018-01-09 04:49:41.110 UTC 5.5 0.48 s 3.11 Ml 0.39° 147.0° Action show
SA.NHRD.--.HHN 2018-01-09 04:49:45.500 UTC 10.0 0.46 s 3.36 Ml 0.39° 356.0° Action show
Channel Phase Time Time Residual Direction Event Distance Event Azimuth Automatic? Defined By Action
SA.HRD4.--.HHZ P 2018-01-09 04:49:23.988 UTC -0.10 s 0.03° 225.0° no Action show
SA.HRD1.--.HHZ P 2018-01-09 04:49:25.661 UTC -0.010 s 0.12° 30.0° no Action show
SA.HRD6.--.HHZ P 2018-01-09 04:49:25.835 UTC -0.010 s 0.13° 222.0° no Action show
SA.HRD8.--.HHZ P 2018-01-09 04:49:25.980 UTC -0.020 s 0.13° 182.0° no Action show
SA.HRD2.--.HHZ P 2018-01-09 04:49:26.543 UTC 0.010 s 0.16° 71.0° no Action show
SA.HRD9.--.HHZ P 2018-01-09 04:49:27.559 UTC -0.060 s 0.21° 132.0° no Action show
SA.HRD1.--.HHN S 2018-01-09 04:49:28.166 UTC 0.020 s 0.12° 30.0° no Action show
SA.HRD10.--.HHZ P 2018-01-09 04:49:28.289 UTC 0.090 s 0.24° 185.0° no Action show
SA.HRD8.--.HHE S 2018-01-09 04:49:28.748 UTC 0.020 s 0.13° 182.0° no Action show
SA.HRD13.--.HHZ P 2018-01-09 04:49:30.180 UTC 0.040 s 0.33° 185.0° no Action show
SA.HRD14.--.HHZ P 2018-01-09 04:49:31.166 UTC -0.20 s 0.39° 147.0° no Action show
SA.NHRD.--.HHZ P 2018-01-09 04:49:31.524 UTC 0.090 s 0.39° 356.0° no Action show
SA.HRD9.--.HHN S 2018-01-09 04:49:31.657 UTC 0.10 s 0.21° 132.0° no Action show
SA.HRD10.--.HHN S 2018-01-09 04:49:32.640 UTC 0.060 s 0.24° 185.0° no Action show
SA.HRD13.--.HHE S 2018-01-09 04:49:35.981 UTC 0.010 s 0.33° 185.0° no Action show

Ground Motion

Channel Intensity PGA (cm/s2) PGV (cm/s)
SA.HRD4.--.HHE III 17.9018 0.1986
SA.HRD4.--.HHN III 14.1922 0.1376
SA.AHRD.--.HNE II 2.3852 0.0857
SA.AHRD.--.HNN II 0.8579 0.0217
SA.HRD1.--.HHE II 1.6518 0.0484
SA.HRD1.--.HHN II 0.7330 0.0243
SA.HRD6.--.HHE II 0.8557 0.0330
SA.HRD6.--.HHN II 1.0074 0.0325
SA.HRD8.--.HHE II 1.6904 0.0533
SA.HRD8.--.HHN II 1.0156 0.0210
SA.AJUBL.--.HNN I 0.5965 0.0033
SA.BAHS2.--.HHE I 0.0009 2.3000e-05
SA.DWDS.--.HHE I 0.0025 0.0001
SA.DWDS.--.HHN I 0.0032 0.0001
SA.ETH04.--.HHE I 0.0002 3.2000e-05
SA.ETH06.--.HHE I 0.0003 2.3000e-05
SA.ETH08.--.HHN I 0.0002 2.1000e-05
SA.HAST.--.HHN I 0.0017 7.4000e-05
SA.HIL01.--.HHN I 0.0010 2.0000e-05
SA.HIL04.--.HHE I 0.0029 3.4000e-05
SA.HRD10.--.HHE I 0.8122 0.0256
SA.HRD10.--.HHN I 0.4937 0.0197
SA.HRD13.--.HHE I 0.2052 0.0095
SA.HRD13.--.HHN I 0.0933 0.0039
SA.HRD14.--.HHE I 0.0371 0.0024
SA.HRD14.--.HHN I 0.0363 0.0025
SA.HRD2.--.HHE I 0.3960 0.0108
SA.HRD2.--.HHN I 0.6620 0.0157
SA.HRD9.--.HHE I 0.3197 0.0083
SA.HRD9.--.HHN I 0.3792 0.0095
SA.HRDS.--.HHE I 0.0104 0.0004
SA.HRDS.--.HHN I 0.0129 0.0007
SA.HRML.--.HHE I 0.0014 8.0000e-05
SA.KNGHS.--.HHE I 0.0011 1.7000e-05
SA.KSHB2.--.HHN I 0.0003 2.5000e-05
SA.KSHB6.--.HHN I 0.0616 0.0003
SA.LYLS.--.HHE I 0.0122 0.0006
SA.LYLS.--.HHN I 0.0125 0.0004
SA.MJMS.--.HHE I 0.0040 0.0003
SA.MJMS.--.HHN I 0.0035 0.0002
SA.NHRD.--.HHE I 0.1325 0.0070
SA.NHRD.--.HHN I 0.0779 0.0053
SA.RHT01.--.HHE I 0.0022 3.9000e-05
SA.RHT02.--.HHE I 0.0019 2.9000e-05
SA.RHT02.--.HHN I 0.0028 3.7000e-05
SA.RHT04.--.HHE I 0.0169 8.6000e-05
SA.RHT08.--.HHE I 0.0024 3.5000e-05
SA.RHT17.--.HHE I 0.0088 5.5000e-05
SA.RHT18.--.HHN I 0.0002 2.0000e-05
SA.RHT20.--.HHE I 0.0003 2.1000e-05
SA.RMAH.--.HHN I 0.0167 0.0007
SA.SARAR.--.HHE I 0.0002 3.5000e-05
SA.SHRS.--.HHE I 0.0115 6.4000e-05
SA.SMAN.--.HHE I 0.0178 0.0005
SA.SMAN.--.HHN I 0.0186 0.0007

Perceived shaking Not felt Very weak Weak Light Moderate Strong Very strong Severe Violent Extreme
Potential damage None None None None Very light Light Moderate Mod./Heavy Heavy Very heavy
Max peak acc. (cm/s2) 0.98 4.9 24 66 128 235 432 814 1530 999999
Max peak vel. (cm/s) 0.07 0.4 1.9 5.8 11 22 43 83 160 999999
Instrumental intensity I II III IV V VI VII VIII IX X