Event 20231221-4
2023-12-21 22:03:47.420 UTC 35.02 km 3.1 Ml
36.4193°N, 35.6665°E
Mediterranean Sea
212.0 km NE of Ammochostos
Time Error: Analysis Type: Manual
Time RMS: 0.55 s Num. Stations: 11
Depth Error: 42.65 km Num. Phases: 21
Reference Elevation: 0.28 km Max. Intensity (MMI):
Azimuth: 336° Effects Type:
Magnitudes
Preferred Magnitude Stations Error Author Action
3.1 Ml 5 0
 
Origin Details
Ellipse Major: Seismic Moment:
Ellipse Minor: Corner Frequency:
Ellipse Strike: Stress Drop:
Min. Distance: 1.93° Source Radius:
Max. Distance: 4.36° 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 42.69 km 154.00° 87.00°
Intermediate 5.36 km 322.00° 2.00°
Minimum 2.57 km 52.00° 1.00°
 

None

Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
CQ.DERY.--.HHE 2023-12-21 22:04:45.230 UTC 1.6 1.90 s 3.6 Ml 1.93° 227.0°
CQ.PARA.--.HHN 2023-12-21 22:04:45.320 UTC 2.1 3.14 s 3.8 Ml 1.94° 224.0°
CQ.MVOU.--.HHE 2023-12-21 22:04:47.300 UTC 0.3 1.68 s 3.1 Ml 2.17° 231.0°
CQ.PARA.--.HHE 2023-12-21 22:04:50.870 UTC 1.5 2.88 s 3.6 Ml 1.94° 224.0°
CQ.DERY.--.HHN 2023-12-21 22:04:52.260 UTC 3.5 2.12 s 3.9 Ml 1.93° 227.0°
GE.CSS.--.HHE 2023-12-21 22:04:54.320 UTC 0.2 1.52 s 3.0 Ml 2.39° 234.0°
CQ.MVOU.--.HHN 2023-12-21 22:04:58.000 UTC 0.3 1.04 s 3.1 Ml 2.17° 231.0°
GE.CSS.--.HHN 2023-12-21 22:05:02.990 UTC 0.1 0.46 s 2.8 Ml 2.39° 234.0°
CQ.ALEF.--.HHE 2023-12-21 22:05:06.470 UTC 0.3 0.34 s 3.0 Ml 2.80° 245.0°
CQ.ALEF.--.HHN 2023-12-21 22:05:11.010 UTC 0.2 0.40 s 2.9 Ml 2.80° 245.0°
Channel Phase Time Time Residual Direction Event Distance Event Azimuth SNR Automatic? Defined By Action
CQ.PARA.--.HHZ P 2023-12-21 22:04:18.358 UTC 0.15 s Unspecified 1.94° 224.0° 1.19 no
CQ.DERY.--.HHZ P 2023-12-21 22:04:18.894 UTC 0.81 s Unspecified 1.93° 227.0° 1.29 no
CQ.MVOU.--.HHZ P 2023-12-21 22:04:20.687 UTC -0.69 s Unspecified 2.17° 231.0° 0.99 no
GE.CSS.--.HHZ P 2023-12-21 22:04:24.029 UTC -0.53 s Unspecified 2.39° 234.0° 1.21 no
CQ.XYLS.--.HHZ P 2023-12-21 22:04:26.245 UTC -0.51 s Unspecified 2.55° 238.0° 1.25 no
CQ.ASGA.--.HHZ P 2023-12-21 22:04:26.575 UTC -0.28 s Unspecified 2.56° 232.0° 1.48 no
CQ.ALEF.--.HHZ P 2023-12-21 22:04:29.403 UTC -0.70 s Unspecified 2.80° 245.0° 1.33 no
CQ.TROD.--.HHZ P 2023-12-21 22:04:29.798 UTC 0.85 s Unspecified 2.71° 239.0° 0.73 no
CQ.NATA.--.HHZ P 2023-12-21 22:04:33.681 UTC 0.59 s Unspecified 3.01° 238.0° 1.23 no
CQ.AKMS.--.HHZ P 2023-12-21 22:04:34.058 UTC 0.37 s Unspecified 3.05° 244.0° 1.14 no
CQ.PARA.--.HHN S 2023-12-21 22:04:41.606 UTC -0.62 s Unspecified 1.94° 224.0° 1.52 no
CQ.DERY.--.HHE S 2023-12-21 22:04:42.754 UTC 0.75 s Unspecified 1.93° 227.0° 0.98 no
CQ.MVOU.--.HHE S 2023-12-21 22:04:48.215 UTC 0.35 s Unspecified 2.17° 231.0° 0.94 no
GE.CSS.--.HHE S 2023-12-21 22:04:53.590 UTC 0.060 s Unspecified 2.39° 234.0° 0.88 no
CQ.XYLS.--.HHE S 2023-12-21 22:04:57.151 UTC -0.30 s Unspecified 2.55° 238.0° 1.55 no
CQ.ASGA.--.HHE S 2023-12-21 22:04:58.159 UTC 0.54 s Unspecified 2.56° 232.0° 1.41 no
CQ.TROD.--.HHE S 2023-12-21 22:05:01.502 UTC 0.16 s Unspecified 2.71° 239.0° 0.90 no
CQ.ALEF.--.HHE S 2023-12-21 22:05:03.160 UTC -0.23 s Unspecified 2.80° 245.0° 0.89 no
CQ.AKMS.--.HHE S 2023-12-21 22:05:09.118 UTC -0.64 s Unspecified 3.05° 244.0° 1.28 no
CQ.NATA.--.HHE S 2023-12-21 22:05:09.320 UTC 0.61 s Unspecified 3.01° 238.0° 1.06 no
CQ.OSC2.01.HHE S 2023-12-21 22:05:41.477 UTC -0.79 s Unspecified 4.36° 221.0° no

Ground Motion

Channel Intensity PGA (cm/s2) PGV (cm/s)
CQ.AKMS.--.HHE I 0.0015 0.0002
CQ.AKMS.--.HHN I 0.0014 0.0001
CQ.AKMS.--.HHZ I 0.0014 0.0002
CQ.ALEF.--.HHE I 0.0086 0.0001
CQ.ALEF.--.HHN I 0.0065 0.0001
CQ.ALEF.--.HHZ I 0.0053 8.2542e-05
CQ.ASGA.--.HHE I 0.0354 0.0002
CQ.ASGA.--.HHN I 0.0145 0.0001
CQ.ASGA.--.HHZ I 0.0325 0.0002
CQ.DERY.--.HHE I 0.0073 0.0008
CQ.DERY.--.HHN I 0.0064 0.0007
CQ.DERY.--.HHZ I 0.0075 0.0006
CQ.MVOU.--.HHE I 0.0018 0.0001
CQ.MVOU.--.HHN I 0.0014 9.8227e-05
CQ.MVOU.--.HHZ I 0.0017 7.8687e-05
CQ.NATA.--.HHE I 0.0035 0.0003
CQ.NATA.--.HHN I 0.0023 0.0002
CQ.NATA.--.HHZ I 0.0027 0.0002
CQ.PARA.--.HHE I 0.0024 0.0003
CQ.PARA.--.HHN I 0.0022 0.0004
CQ.PARA.--.HHZ I 0.0025 0.0002
CQ.TROD.--.HHE I 0.0051 9.5772e-05
CQ.TROD.--.HHN I 0.0052 9.8831e-05
CQ.TROD.--.HHZ I 0.0043 7.9652e-05
CQ.XYLS.--.HHE I 0.0028 0.0001
CQ.XYLS.--.HHN I 0.0028 9.3092e-05
CQ.XYLS.--.HHZ I 0.0021 5.8624e-05
GE.CSS.--.HHE I 0.0026 6.5843e-05
GE.CSS.--.HHN I 0.0026 7.5543e-05
GE.CSS.--.HHZ I 0.0036 5.6591e-05
GE.CSS.--.HLE I 0.0030 8.0446e-05
GE.CSS.--.HLN I 0.0030 9.0815e-05
GE.CSS.--.HLZ I 0.0040 7.3335e-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