Event 20230531-4
2023-05-31 00:51:00.390 UTC 35.00 km 2.4 Ml
35.7788°N, 29.8570°E
Mediterranean Sea
248.0 km W of Polis
Time Error: Analysis Type: Manual
Time RMS: 0.54 s Num. Stations: 11
Depth Error: 31.61 km Num. Phases: 20
Reference Elevation: 1.01 km Max. Intensity (MMI):
Azimuth: 310° Effects Type:
Magnitudes
Preferred Magnitude Stations Error Author Action
2.4 Ml 8 0
 
Origin Details
Ellipse Major: Seismic Moment:
Ellipse Minor: Corner Frequency:
Ellipse Strike: Stress Drop:
Min. Distance: 2.16° Source Radius:
Max. Distance: 3.35° 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 31.61 km 0° 90.00°
Intermediate 3.31 km 168.00° 0°
Minimum 2.27 km 258.00° 0°
 

None

Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
CQ.AKMS.--.HHE 2023-05-31 00:52:02.820 UTC 0.1 0.78 s 2.5 Ml 2.16° 109.0°
CQ.AKMS.--.HHN 2023-05-31 00:52:05.560 UTC 6.3e-02 0.24 s 2.2 Ml 2.16° 109.0°
CQ.ALEF.--.HHN 2023-05-31 00:52:06.980 UTC 7.0e-02 0.42 s 2.3 Ml 2.32° 104.0°
CQ.NATA.--.HHN 2023-05-31 00:52:10.200 UTC 0.1 0.46 s 2.4 Ml 2.43° 113.0°
CQ.ALEF.--.HHE 2023-05-31 00:52:10.590 UTC 6.4e-02 0.26 s 2.3 Ml 2.32° 104.0°
CQ.XYLS.--.HHE 2023-05-31 00:52:17.780 UTC 3.5e-02 0.28 s 2.2 Ml 2.72° 105.0°
CQ.TROD.--.HHE 2023-05-31 00:52:20.570 UTC 4.2e-02 0.40 s 2.4 Ml 2.60° 107.0°
CQ.NATA.--.HHE 2023-05-31 00:52:21.230 UTC 0.1 0.48 s 2.3 Ml 2.43° 113.0°
CQ.XYLS.--.HHN 2023-05-31 00:52:22.210 UTC 4.7e-02 0.34 s 2.3 Ml 2.72° 105.0°
CQ.ASGA.--.HHE 2023-05-31 00:52:23.670 UTC 5.9e-02 0.60 s 2.5 Ml 2.95° 108.0°
CQ.TROD.--.HHN 2023-05-31 00:52:26.160 UTC 4.9e-02 0.66 s 2.5 Ml 2.60° 107.0°
CQ.ASGA.--.HHN 2023-05-31 00:52:26.360 UTC 5.0e-02 0.58 s 2.5 Ml 2.95° 108.0°
GE.CSS.--.HHE 2023-05-31 00:52:30.430 UTC 3.1e-02 0.46 s 2.4 Ml 2.96° 105.0°
GE.CSS.--.HHN 2023-05-31 00:52:31.270 UTC 3.2e-02 0.44 s 2.4 Ml 2.96° 105.0°
CQ.MVOU.--.HHE 2023-05-31 00:52:31.690 UTC 2.2e-02 0.56 s 2.3 Ml 3.18° 102.0°
CQ.MVOU.--.HHN 2023-05-31 00:52:37.000 UTC 2.0e-02 0.56 s 2.3 Ml 3.18° 102.0°
Channel Phase Time Time Residual Direction Event Distance Event Azimuth SNR Automatic? Defined By Action
CQ.AKMS.--.HHZ P 2023-05-31 00:51:33.901 UTC -0.37 s Unspecified 2.16° 109.0° 1.75 no
CQ.ALEF.--.HHZ P 2023-05-31 00:51:36.074 UTC -0.46 s Unspecified 2.32° 104.0° 1.48 no
CQ.NATA.--.HHZ P 2023-05-31 00:51:37.648 UTC -0.44 s Unspecified 2.43° 113.0° 1.59 no
CQ.OSC1.01.HHZ P 2023-05-31 00:51:39.378 UTC -0.44 s Unspecified 2.56° 152.0° 0.64 no
CQ.TROD.--.HHZ P 2023-05-31 00:51:39.746 UTC -0.63 s Unspecified 2.60° 107.0° 1.41 no
CQ.XYLS.--.HHZ P 2023-05-31 00:51:41.695 UTC -0.30 s Unspecified 2.72° 105.0° 1.84 no
GE.CSS.--.HHZ P 2023-05-31 00:51:44.929 UTC -0.38 s Unspecified 2.96° 105.0° 1.00 no
CQ.ASGA.--.HHZ P 2023-05-31 00:51:44.929 UTC -0.27 s Unspecified 2.95° 108.0° 1.30 no
CQ.MVOU.--.HHZ P 2023-05-31 00:51:48.217 UTC -0.22 s Unspecified 3.18° 102.0° 0.93 no
CQ.OSC2.01.HHZ P 2023-05-31 00:51:51.252 UTC 0.36 s Unspecified 3.35° 142.0° 1.13 no
CQ.AKMS.--.HHE S 2023-05-31 00:52:01.103 UTC 0.40 s Unspecified 2.16° 109.0° 1.26 no
CQ.ALEF.--.HHE S 2023-05-31 00:52:05.149 UTC 0.41 s Unspecified 2.32° 104.0° 0.92 no
CQ.NATA.--.HHE S 2023-05-31 00:52:07.360 UTC -0.14 s Unspecified 2.43° 113.0° 1.47 no
CQ.OSC1.01.HHE S 2023-05-31 00:52:09.466 UTC -1.11 s Unspecified 2.56° 152.0° 1.59 no
HL.ZKR.--.HHE S 2023-05-31 00:52:09.564 UTC -9.99 s Unspecified 3.05° 259.0° no
CQ.TROD.--.HHN S 2023-05-31 00:52:12.354 UTC 0.79 s Unspecified 2.60° 107.0° 1.57 no
CQ.XYLS.--.HHE S 2023-05-31 00:52:15.285 UTC 0.83 s Unspecified 2.72° 105.0° 1.34 no
GE.CSS.--.HHN S 2023-05-31 00:52:20.605 UTC 0.26 s Unspecified 2.96° 105.0° 1.30 no
CQ.ASGA.--.HHE S 2023-05-31 00:52:20.752 UTC 0.60 s Unspecified 2.95° 108.0° 0.76 no
CQ.MVOU.--.HHE S 2023-05-31 00:52:26.631 UTC 0.71 s Unspecified 3.18° 102.0° 1.29 no
CQ.OSC2.01.HHN S 2023-05-31 00:52:28.803 UTC -1.48 s Unspecified 3.35° 142.0° 1.30 no

Ground Motion

Channel Intensity PGA (cm/s2) PGV (cm/s)
CQ.AKMS.--.HHE I 0.0020 5.3783e-05
CQ.AKMS.--.HHN I 0.0018 5.2792e-05
CQ.AKMS.--.HHZ I 0.0014 3.1976e-05
CQ.ALEF.--.HHE I 0.0031 4.7403e-05
CQ.ALEF.--.HHN I 0.0026 4.6507e-05
CQ.ALEF.--.HHZ I 0.0020 3.0204e-05
CQ.ASGA.--.HHE I 0.0015 3.0177e-05
CQ.ASGA.--.HHN I 0.0009 2.2438e-05
CQ.ASGA.--.HHZ I 0.0014 2.0282e-05
CQ.MVOU.--.HHE I 0.0006 1.2459e-05
CQ.MVOU.--.HHN I 0.0004 1.1432e-05
CQ.MVOU.--.HHZ I 0.0008 1.0844e-05
CQ.NATA.--.HHE I 0.0049 7.1970e-05
CQ.NATA.--.HHN I 0.0044 5.8821e-05
CQ.NATA.--.HHZ I 0.0082 7.3697e-05
CQ.OSC1.01.HHE I 0.0043 3.0882e-05
CQ.OSC1.01.HHN I 0.0004 2.0912e-06
CQ.OSC1.01.HHZ I 0.0017 1.4257e-05
CQ.OSC2.01.HHE I 0.0041 2.6591e-05
CQ.OSC2.01.HHN I 0.0021 1.6197e-05
CQ.OSC2.01.HHZ I 0.0012 7.7293e-06
CQ.TROD.--.HHE I 0.0005 1.8940e-05
CQ.TROD.--.HHN I 0.0005 1.9497e-05
CQ.TROD.--.HHZ I 0.0004 1.4162e-05
CQ.XYLS.--.HHE I 0.0018 2.8837e-05
CQ.XYLS.--.HHN I 0.0015 2.8941e-05
CQ.XYLS.--.HHZ I 0.0018 3.0182e-05
GE.CSS.--.HHE I 0.0028 1.4033e-05
GE.CSS.--.HHN I 0.0028 1.4837e-05
GE.CSS.--.HHZ I 0.0026 1.4964e-05
GE.CSS.--.HLE I 0.0020 4.5025e-05
GE.CSS.--.HLN I 0.0016 4.5451e-05
GE.CSS.--.HLZ I 0.0030 4.1775e-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