Event 20230928-12
2023-09-28 23:46:09.730 UTC 20.71 km 1.8 Ml
35.4655°N, 31.6473°E
Mediterranean Sea
86.0 km NW of Polis
Time Error: Analysis Type: Manual
Time RMS: 0.51 s Num. Stations: 26
Depth Error: 1.73 km Num. Phases: 11
Reference Elevation: 0.67 km Max. Intensity (MMI):
Azimuth: 340° Effects Type:
Magnitudes
Preferred Magnitude Stations Error Author Action
1.8 Ml 3 0
 
Origin Details
Ellipse Major: Seismic Moment:
Ellipse Minor: Corner Frequency:
Ellipse Strike: Stress Drop:
Min. Distance: 0.72° Source Radius:
Max. Distance: 1.23° Location Method:
Fixed Location: no Author: GSD
Fixed Depth: no Event Type:
Fixed Phase: no External Event ID:
Fixed Time: no External Origin ID:
Horizontal Error:
Error Ellipse
Length Azimuth Dip
Maximum 5.30 km 210.00° 0°
Intermediate 2.83 km 120.00° 13.00°
Minimum 1.78 km 300.00° 77.00°
 

None

Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
CQ.AKMS.--.HHE 2023-09-28 23:46:35.880 UTC 0.2 0.36 s 1.8 Ml 0.72° 128.0°
CQ.AKMS.--.HHN 2023-09-28 23:46:38.510 UTC 0.2 0.34 s 1.8 Ml 0.72° 128.0°
CQ.ALEF.--.HHE 2023-09-28 23:46:41.440 UTC 0.1 0.28 s 1.7 Ml 0.84° 111.0°
CQ.ALEF.--.HHN 2023-09-28 23:46:41.600 UTC 0.1 0.32 s 1.7 Ml 0.84° 111.0°
CQ.NATA.--.HHN 2023-09-28 23:46:48.620 UTC 0.2 0.64 s 1.7 Ml 1.02° 131.0°
CQ.NATA.--.HHE 2023-09-28 23:46:52.450 UTC 0.2 0.38 s 1.8 Ml 1.02° 131.0°
Channel Phase Time Time Residual Direction Event Distance Event Azimuth SNR Automatic? Defined By Action
CQ.AKMS.--.HHZ P 2023-09-28 23:46:23.147 UTC -0.58 s Unspecified 0.72° 128.0° 1.74 no
CQ.ALEF.--.HHZ P 2023-09-28 23:46:25.309 UTC -0.52 s Unspecified 0.84° 111.0° 1.36 no
CQ.POL8.--.HHZ P 2023-09-28 23:46:25.456 UTC 0.80 s Unspecified 0.77° 123.0° no
CQ.NATA.--.HHZ P 2023-09-28 23:46:29.445 UTC 0.79 s Unspecified 1.02° 131.0° 1.19 no
CQ.TROD.--.HHZ P 2023-09-28 23:46:29.920 UTC -0.19 s Unspecified 1.12° 117.0° 1.55 no
CQ.XYLS.--.HHZ P 2023-09-28 23:46:31.325 UTC -0.30 s Unspecified 1.23° 111.0° 1.40 no
CQ.AKMS.--.HHE S 2023-09-28 23:46:34.341 UTC -0.31 s Unspecified 0.72° 128.0° 2.49 no
CQ.ALEF.--.HHE S 2023-09-28 23:46:38.879 UTC 0.49 s Unspecified 0.84° 111.0° 1.50 no
CQ.NATA.--.HHE S 2023-09-28 23:46:43.248 UTC -0.18 s Unspecified 1.02° 131.0° 1.42 no
CQ.TROD.--.HHN S 2023-09-28 23:46:47.263 UTC 1.25 s Unspecified 1.12° 117.0° 1.01 no
CQ.XYLS.--.HHE S 2023-09-28 23:46:48.385 UTC -0.32 s Unspecified 1.23° 111.0° 1.16 no

Ground Motion

Channel Intensity PGA (cm/s2) PGV (cm/s)
CQ.AKMS.--.HHE I 0.0034 8.0846e-05
CQ.AKMS.--.HHN I 0.0028 7.6850e-05
CQ.AKMS.--.HHZ I 0.0024 5.6747e-05
CQ.ALEF.--.HHE I 0.0026 7.0235e-05
CQ.ALEF.--.HHN I 0.0041 8.4663e-05
CQ.ALEF.--.HHZ I 0.0019 4.8033e-05
CQ.NATA.--.HHE I 0.0053 0.0001
CQ.NATA.--.HHN I 0.0041 8.7208e-05
CQ.NATA.--.HHZ I 0.0042 5.9274e-05
CQ.TROD.--.HHE I 0.0012 2.7877e-05
CQ.TROD.--.HHN I 0.0012 1.9623e-05
CQ.TROD.--.HHZ I 0.0006 4.8223e-05
CQ.XYLS.--.HHE I 0.0007 1.6872e-05
CQ.XYLS.--.HHN I 0.0006 1.7198e-05
CQ.XYLS.--.HHZ I 0.0007 1.6193e-05

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
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