Event 20230820-5
2023-08-20 04:34:59.440 UTC 20.16 km 1.7 Ml
35.2922°N, 32.0470°E
Mediterranean Sea
45.0 km NW of Polis
Time Error: Analysis Type: Manual
Time RMS: 0.24 s Num. Stations: 29
Depth Error: 0.74 km Num. Phases: 15
Reference Elevation: 0.67 km Max. Intensity (MMI):
Azimuth: 327° Effects Type:
Magnitudes
Preferred Magnitude Stations Error Author Action
1.7 Ml 7 0
 
Origin Details
Ellipse Major: Seismic Moment:
Ellipse Minor: Corner Frequency:
Ellipse Strike: Stress Drop:
Min. Distance: 0.36° Source Radius:
Max. Distance: 1.11° 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 1.92 km 189.00° 12.00°
Intermediate 1.18 km 98.00° 4.00°
Minimum 0.76 km 350.00° 77.00°
 

None

Channel Time Amplitude Period/Duration Magnitude Event Distance Event Azimuth Action
CQ.AKMS.--.HHE 2023-08-20 04:35:15.120 UTC 0.4 0.30 s 1.8 Ml 0.36° 139.0°
CQ.AKMS.--.HHN 2023-08-20 04:35:15.640 UTC 0.3 0.28 s 1.7 Ml 0.36° 139.0°
CQ.ALEF.--.HHN 2023-08-20 04:35:20.340 UTC 0.4 0.34 s 1.9 Ml 0.47° 106.0°
CQ.ALEF.--.HHE 2023-08-20 04:35:21.930 UTC 0.3 0.42 s 1.7 Ml 0.47° 106.0°
CQ.TROD.--.HHN 2023-08-20 04:35:27.490 UTC 5.2e-02 0.36 s 1.5 Ml 0.75° 116.0°
CQ.NATA.--.HHE 2023-08-20 04:35:29.080 UTC 0.5 0.28 s 1.9 Ml 0.67° 139.0°
CQ.TROD.--.HHE 2023-08-20 04:35:29.100 UTC 5.0e-02 0.30 s 1.5 Ml 0.75° 116.0°
CQ.NATA.--.HHN 2023-08-20 04:35:31.440 UTC 0.5 0.66 s 2.0 Ml 0.67° 139.0°
CQ.XYLS.--.HHN 2023-08-20 04:35:31.790 UTC 5.3e-02 0.24 s 1.4 Ml 0.87° 108.0°
CQ.XYLS.--.HHE 2023-08-20 04:35:37.570 UTC 5.1e-02 0.32 s 1.4 Ml 0.87° 108.0°
CQ.ASGA.--.HHE 2023-08-20 04:35:40.280 UTC 5.5e-02 0.50 s 1.6 Ml 1.11° 116.0°
GE.CSS.--.HHE 2023-08-20 04:35:42.690 UTC 2.9e-02 0.42 s 1.5 Ml 1.10° 107.0°
CQ.ASGA.--.HHN 2023-08-20 04:35:44.670 UTC 6.7e-02 0.74 s 1.7 Ml 1.11° 116.0°
GE.CSS.--.HHN 2023-08-20 04:35:48.170 UTC 3.0e-02 0.38 s 1.5 Ml 1.10° 107.0°
Channel Phase Time Time Residual Direction Event Distance Event Azimuth SNR Automatic? Defined By Action
CQ.AKMS.--.HHZ P 2023-08-20 04:35:06.529 UTC -0.71 s Unspecified 0.36° 139.0° 8.56 no
CQ.POL7.--.HHZ P 2023-08-20 04:35:08.213 UTC 0.35 s Unspecified 0.40° 131.0° no
CQ.POL9.--.HHZ P 2023-08-20 04:35:08.358 UTC 0.38 s Unspecified 0.40° 127.0° no
CQ.ALEF.--.HHZ P 2023-08-20 04:35:09.234 UTC 0.11 s Unspecified 0.47° 106.0° 5.81 no
CQ.NATA.--.HHZ P 2023-08-20 04:35:12.386 UTC -0.15 s Unspecified 0.67° 139.0° 2.07 no
CQ.AKMS.--.HHE S 2023-08-20 04:35:13.403 UTC 0.080 s Unspecified 0.36° 139.0° 9.80 no
CQ.TROD.--.HHZ P 2023-08-20 04:35:13.624 UTC -0.43 s Unspecified 0.75° 116.0° 1.24 no
CQ.APOL.--.HHZ P 2023-08-20 04:35:15.936 UTC -0.92 s Unspecified 0.91° 132.0° no
CQ.XYLS.--.HHZ P 2023-08-20 04:35:16.099 UTC 0.050 s Unspecified 0.87° 108.0° 1.40 no
CQ.ALEF.--.HHE S 2023-08-20 04:35:16.785 UTC 0.10 s Unspecified 0.47° 106.0° 6.43 no
CQ.ASGA.--.HHZ P 2023-08-20 04:35:19.470 UTC -0.17 s Unspecified 1.11° 116.0° 1.30 no
GE.CSS.--.HHZ P 2023-08-20 04:35:19.473 UTC -0.11 s Unspecified 1.10° 107.0° 1.00 no
CQ.NATA.--.HHE S 2023-08-20 04:35:23.721 UTC 0.96 s Unspecified 0.67° 139.0° 3.11 no
CQ.TROD.--.HHE S 2023-08-20 04:35:25.220 UTC -0.24 s Unspecified 0.75° 116.0° 0.95 no
CQ.XYLS.--.HHE S 2023-08-20 04:35:28.902 UTC -0.11 s Unspecified 0.87° 108.0° 1.37 no
CQ.ASGA.--.HHE S 2023-08-20 04:35:35.403 UTC 0 s Unspecified 1.11° 116.0° 1.62 no
GE.CSS.--.HHN S 2023-08-20 04:35:35.568 UTC 0.28 s Unspecified 1.10° 107.0° 1.05 no

Ground Motion

Channel Intensity PGA (cm/s2) PGV (cm/s)
CQ.AKMS.--.HHE I 0.0234 0.0005
CQ.AKMS.--.HHN I 0.0135 0.0003
CQ.AKMS.--.HHZ I 0.0113 0.0002
CQ.ALEF.--.HHE I 0.0183 0.0003
CQ.ALEF.--.HHN I 0.0153 0.0003
CQ.ALEF.--.HHZ I 0.0062 9.3366e-05
CQ.ASGA.--.HHE I 0.0018 3.5800e-05
CQ.ASGA.--.HHN I 0.0015 2.8258e-05
CQ.ASGA.--.HHZ I 0.0019 2.6524e-05
CQ.NATA.--.HHE I 0.0109 0.0003
CQ.NATA.--.HHN I 0.0075 0.0002
CQ.NATA.--.HHZ I 0.0072 0.0001
CQ.TROD.--.HHE I 0.0015 3.7841e-05
CQ.TROD.--.HHN I 0.0011 3.6681e-05
CQ.TROD.--.HHZ I 0.0007 2.3867e-05
CQ.XYLS.--.HHE I 0.0024 4.7535e-05
CQ.XYLS.--.HHN I 0.0021 4.3863e-05
CQ.XYLS.--.HHZ I 0.0013 2.8683e-05
GE.CSS.--.HHE I 0.0060 4.5670e-05
GE.CSS.--.HHN I 0.0058 4.0310e-05
GE.CSS.--.HHZ I 0.0060 4.0981e-05
GE.CSS.--.HLE I 0.0051 4.6200e-05
GE.CSS.--.HLN I 0.0054 0.0001
GE.CSS.--.HLZ I 0.0056 6.4586e-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