Earthquake with magnitude of ML 2.0 on date 24-09-2020 and time 04:32:18 (Italy) in region Mar Ionio Meridionale (MARE)

A magnitude ML 2.0 earthquake occured in region: Mar Ionio Meridionale (MARE), on

  • 24-09-2020 02:32:18 (UTC)
  • 24-09-2020 04:32:18 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 36.8420, 15.9070 at 31 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

Municipalities within 20 km from the epicenter

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
60 Km E of Siracusa (122291 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Bulletin
Rev1000
ML 2.0 2020-09-24
02:32:18
36.8422 15.9068 31 2021-02-26
14:56:06
Bollettino Sismico Italiano INGV 84841151
Reviewed
Rev100
ML 2.0 2020-09-24
02:32:18
36.8323 15.9013 10 2020-09-24
02:40:22
Sala Sismica INGV-Roma 83180301
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-09-24 02:32:18 ± 0.13
Latitude 36.8422 ± 0.0072
Longitude 15.9068 ± 0.0067
Depth (km) 31 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 84841151

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 818
Semi-minor axis of confidence ellipse (meter) 582
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 339
Circular confidence region, given by single value of horizontal uncertainty (meter) 820.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 311
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.63762
Epicentral distance of station farthest from the epicenter (degree) 1.09807
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.1
Num. used stations 6
Type of magnitude ML
Reference to an origin 84841151
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-12-22 10:07:46

ML:2.0

Field Value
Value 2.0
Uncertainty 0.1
Num. used stations 6
Type of magnitude ML
Reference to an origin 83180301
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-09-24 02:40:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CROCE.HHZ. 2020-09-24T02:32:53.50 0.1 undecidable manual S 270 121.8891 54 0.22 89
IV.HLNI.HHZ. 2020-09-24T02:32:50.00 0.6 undecidable manual S 302 107.4147 54 -0.17 45
IV.HMDC.HNN. 2020-09-24T02:32:48.32 0.3 undecidable manual S 278 100.5216 103 -0.22 69
IT.LNT.HGE. 2020-09-24T02:32:47.20 0.3 undecidable manual S 302 94.1391 104 0.32 68
IV.SSY.HHZ. 2020-09-24T02:32:43.60 0.3 undecidable manual S 296 81.6516 106 -0.06 74
IV.AGST.EHZ. 2020-09-24T02:32:42.30 0.3 undecidable manual S 308 75.7686 107 0.16 73
IV.HPAC.HHZ. 2020-09-24T02:32:42.80 0.1 undecidable manual S 259 78.6657 107 -0.09 98
IV.HAVL.HHN. 2020-09-24T02:32:41.00 0.3 undecidable manual S 281 70.7736 109 0.1 75
IV.CROCE.HHZ. 2020-09-24T02:32:38.81 0.1 negative manual P 270 121.8891 54 0.16 89
IV.HLNI.HHZ. 2020-09-24T02:32:36.66 0.1 negative manual P 302 107.4147 54 -0.2 91
IT.LNT.HGE. 2020-09-24T02:32:35.03 0.3 undecidable manual P 302 94.1391 104 0.08 72
IV.HMDC.HNN. 2020-09-24T02:32:35.86 0.1 undecidable manual P 278 100.5216 103 -0.05 95
IV.SSY.HHZ. 2020-09-24T02:32:33.08 0.1 negative manual P 296 81.6516 106 -0.02 99
IV.AGST.EHZ. 2020-09-24T02:32:32.10 0.3 undecidable manual P 308 75.7686 107 -0.12 74
IV.HPAC.HHZ. 2020-09-24T02:32:32.64 0.1 positive manual P 259 78.6657 107 -0.01 100
IV.HAVL.HHN. 2020-09-24T02:32:31.43 0.3 undecidable manual P 281 70.7736 109 -0.07 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.AGST.EHN. ML:2.0 0.0001425 0.88 AML other m 2020-09-24T02:32:41.43
IV.AGST.EHE. ML:1.8 0.00009388407 0.2 AML other m 2020-09-24T02:32:42.49
IV.HLNI.HHN. ML:2.0 0.000077 0.12 AML other m 2020-09-24T02:32:50.52
IV.HLNI.HHE. ML:2.0 0.00007487212 0.0992 AML other m 2020-09-24T02:32:50.53
IV.CROCE.HHN. ML:2.2 0.0001111 1.02 AML other m 2020-09-24T02:32:54.10
IV.CROCE.HHE. ML:1.9 0.000056084675 0.1584 AML other m 2020-09-24T02:32:55.11
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
Waveforms Seismic signals in miniseed + resp format Download