Earthquake with magnitude of ML 2.3 on date 29-04-2020 and time 20:35:54 (UTC) in region Mar Ionio Meridionale (MARE)

A magnitude ML 2.3 earthquake occured in region: Mar Ionio Meridionale (MARE), on

  • 29-04-2020 20:35:54 (UTC)
  • 29-04-2020 22:35:54 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 36.6390, 15.9340 at 28 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
74 Km SE 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 2.3 2020-04-29
20:35:54
36.6387 15.9337 28 2020-07-18
21:08:35
Bollettino Sismico Italiano INGV 78955531
Reviewed
Rev100
ML 2.3 2020-04-29
20:35:53
36.648 15.9822 9 2020-04-29
20:42:41
Sala Sismica INGV-Roma 78680701
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-29 20:35:54 ± 0.33
Latitude 36.6387 ± 0.0126
Longitude 15.9337 ± 0.0202
Depth (km) 28 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 78955531

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1646
Semi-minor axis of confidence ellipse (meter) 1314
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 282
Circular confidence region, given by single value of horizontal uncertainty (meter) 1650.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 236
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.34
Epicentral distance of station closest to the epicenter (degree) 0.72216
Epicentral distance of station farthest from the epicenter (degree) 1.63677
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 78955531
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-06-06 01:58:22

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 78680701
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-29 20:42:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
MN.WDD.HHE. 2020-04-29T20:36:36.66 0.6 undecidable manual S 235 154.3344 54 0.29 43
IV.ACATE.EHZ. 2020-04-29T20:36:32.35 0.6 undecidable manual S 289 134.2656 54 0.31 46
IV.HVZN.HNZ. 2020-04-29T20:36:29.70 0.6 undecidable manual S 299 123.4875 54 -0.04 49
IV.HLNI.HHZ. 2020-04-29T20:36:29.26 0.3 undecidable manual S 310 122.6883 54 -0.3 70
IV.MEU.EHZ. 2020-04-29T20:36:26.33 0.6 undecidable manual S 298 111.0999 100 -0.49 46
IV.HAGA.HHZ. 2020-04-29T20:36:24.17 0.6 undecidable manual S 316 99.5226 101 0.39 48
IV.SSY.HHZ. 2020-04-29T20:36:23.03 0.3 undecidable manual S 307 95.6376 102 0.28 75
MN.CEL.HNZ. 2020-04-29T20:36:23.05 0.3 undecidable manual P 359 179.9865 54 1.26 38
IV.MUCR.HHE. 2020-04-29T20:36:22.74 0.3 undecidable manual P 329 181.6848 54 0.74 49
IV.AGST.EHZ. 2020-04-29T20:36:21.95 0.3 undecidable manual S 318 92.8404 102 -0.09 78
IV.HPAC.HHZ. 2020-04-29T20:36:19.13 0.3 undecidable manual S 276 80.1642 104 0.4 75
MN.WDD.HHE. 2020-04-29T20:36:18.27 0.3 undecidable manual P 235 154.3344 54 -0.32 65
IV.ACATE.EHZ. 2020-04-29T20:36:16.78 0.6 undecidable manual P 289 134.2656 54 0.68 41
IV.HVZN.HNZ. 2020-04-29T20:36:14.68 0.3 undecidable manual P 299 123.4875 54 -0.09 74
IV.HLNI.HHZ. 2020-04-29T20:36:13.93 0.3 undecidable manual P 310 122.6883 54 -0.73 62
IV.MEU.EHZ. 2020-04-29T20:36:12.49 0.3 undecidable manual P 298 111.0999 100 -0.59 67
IT.LNT.HGZ. 2020-04-29T20:36:12.71 0.1 undecidable manual P 311 109.6125 100 -0.15 100
IV.HAGA.HHZ. 2020-04-29T20:36:11.23 0.3 undecidable manual P 316 99.5226 101 -0.11 77
IV.SSY.HHZ. 2020-04-29T20:36:10.47 0.3 undecidable manual P 307 95.6376 102 -0.27 75
IV.AGST.EHZ. 2020-04-29T20:36:09.98 0.1 undecidable manual P 318 92.8404 102 -0.35 99
IV.HPAC.HHZ. 2020-04-29T20:36:08.80 0.3 undecidable manual P 276 80.1642 104 0.38 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.HPAC.HHN. ML:2.4 0.0003454081 0.3072 AML other m 2020-04-29T20:36:19.35
IV.HPAC.HHE. ML:2.1 0.00014681205 0.128 AML other m 2020-04-29T20:36:20.26
IV.AGST.EHE. ML:2.0 0.00011439655 0.4608 AML other m 2020-04-29T20:36:23.76
IV.HAGA.HHE. ML:2.1 0.000113079765 0.128 AML other m 2020-04-29T20:36:24.63
IV.SSY.HHE. ML:2.6 0.00037687950000000006 0.1152 AML other m 2020-04-29T20:36:24.70
IV.HAGA.HHN. ML:2.2 0.00014149555 0.4736 AML other m 2020-04-29T20:36:24.77
IV.AGST.EHN. ML:2.1 0.000132533665 0.832 AML other m 2020-04-29T20:36:26.14
IV.MEU.EHE. ML:2.2 0.000140241005 0.2176 AML other m 2020-04-29T20:36:26.94
IV.MEU.EHN. ML:2.7 0.0004336079 0.3072 AML other m 2020-04-29T20:36:26.83
IV.SSY.HHN. ML:2.9 0.00081632785 0.2816 AML other m 2020-04-29T20:36:28.80
IV.HLNI.HHE. ML:2.1 0.000086981305 0.1152 AML other m 2020-04-29T20:36:29.98
IV.HLNI.HHN. ML:2.2 0.000100662995 0.1408 AML other m 2020-04-29T20:36:30.23
IV.ACATE.HNN. ML:2.5 0.00018251388999999997 0.8576 AML other m 2020-04-29T20:36:33.01
IV.ACATE.EHN. ML:2.5 0.00018324475 1.3696 AML other m 2020-04-29T20:36:36.13
IV.ACATE.EHE. ML:2.4 0.00014075330000000002 0.5376 AML other m 2020-04-29T20:36:36.00
IV.ACATE.HNE. ML:2.6 0.0002217042 1.0112 AML other m 2020-04-29T20:36:35.99
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