Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.4 on date 04-03-2022 and time 23:13:43 (UTC) in region Costa Ragusana (Ragusa)

A magnitude ML 2.4 earthquake occured in region: Costa Ragusana (Ragusa), on

  • 04-03-2022 23:13:43 (UTC)
  • 05-03-2022 00:13:43 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 36.4300, 14.8220 at 4 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.

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Municipalities within 20 km from the epicenter

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
48 Km S of Modica (54633 inhabitants)
56 Km S of Ragusa (73313 inhabitants)
63 Km SE of Vittoria (63339 inhabitants)
82 Km SW of Siracusa (122291 inhabitants)
87 Km SE of Gela (75827 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 2.4 2022-03-04
23:13:43		 36.4303 14.8225 4 2022-07-08
12:34:02		 Bollettino Sismico Italiano INGV 105987391
Reviewed
Rev100 		ML 2.4 2022-03-04
23:13:42		 36.3478 14.7842 13 2022-03-04
23:24:27		 Sala Sismica INGV-Roma 101684301
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-03-04 23:13:43 ± 0.25
Latitude 36.4303 ± 0.0099
Longitude 14.8225 ± 0.0123
Depth (km) 4 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 105987391

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1029
Semi-minor axis of confidence ellipse (meter) 943
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 26
Circular confidence region, given by single value of horizontal uncertainty (meter) 1030.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 171
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.35613
Epicentral distance of station farthest from the epicenter (degree) 1.91196
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 18
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.2
Num. used stations 23
Type of magnitude ML
Reference to an origin 105987391
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-06-23 10:56:10

ML:2.4

Field Value
Value 2.4
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 101684301
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-03-04 23:24:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MSRU.HHZ. 2022-03-04T23:14:17.11 0.6 undecidable manual P 16 212.232 38 -0.18 29
IV.HVZN.HHZ. 2022-03-04T23:14:09.50 0.3 undecidable manual S 353 83.5497 50 0.05 72
1J.FX01.HHN. 2022-03-04T23:14:09.44 0.6 undecidable manual S 31 81.4518 50 0.54 43
IV.SSY.HHZ. 2022-03-04T23:14:09.90 0.6 undecidable manual S 15 83.7495 50 0.39 44
IV.HSRS.HHZ. 2022-03-04T23:14:09.00 0.3 undecidable manual S 26 81.6516 50 0.06 72
IV.ACATE.EHZ. 2022-03-04T23:14:06.80 0.3 undecidable manual S 337 71.7726 50 0.47 67
IV.HVIT.HHZ. 2022-03-04T23:14:04.70 0.3 undecidable manual S 337 67.8765 50 -0.57 65
IV.CLTA.HHN. 2022-03-04T23:14:04.33 0.3 undecidable manual P 317 111.1998 50 1.71 33
IV.HAVL.HHE. 2022-03-04T23:14:04.60 0.6 undecidable manual S 24 64.491 50 0.23 48
IV.HMDC.HHZ. 2022-03-04T23:14:02.20 0.6 undecidable manual S 357 58.7967 50 -0.64 43
IV.HLNI.HHZ. 2022-03-04T23:14:00.90 0.3 undecidable manual P 2 101.9202 50 -0.3 66
IT.LNT.HGZ. 2022-03-04T23:14:00.54 0.6 undecidable manual P 9 96.5256 50 0.18 45
IV.HAGA.HHZ. 2022-03-04T23:14:00.53 0.6 undecidable manual P 17 99.3228 50 -0.26 44
IV.CROCE.HHE. 2022-03-04T23:14:00.80 0.3 undecidable manual S 330 51.5151 50 -0.1 75
IV.HCRL.HHZ. 2022-03-04T23:14:00.30 0.1 undecidable manual P 11 96.4257 50 -0.05 93
IV.HVZN.HHZ. 2022-03-04T23:13:58.73 0.3 undecidable manual P 353 83.5497 50 0.37 67
1J.FX02.HHZ. 2022-03-04T23:13:58.84 0.3 undecidable manual P 18 87.4458 50 -0.12 70
IV.SSY.HHZ. 2022-03-04T23:13:58.31 0.3 undecidable manual P 15 83.7495 50 -0.08 71
1J.FX01.HHN. 2022-03-04T23:13:58.18 0.1 undecidable manual P 31 81.4518 50 0.14 94
IV.HSRS.HHZ. 2022-03-04T23:13:57.96 0.3 undecidable manual P 26 81.6516 50 -0.1 71
MN.WDD.HHE. 2022-03-04T23:13:56.20 1.0 undecidable manual P 202 70.9734 50 -0.23 24
IV.ACATE.EHZ. 2022-03-04T23:13:56.80 0.6 undecidable manual P 337 71.7726 50 0.24 47
IV.ISPIC.EHZ. 2022-03-04T23:13:56.85 0.3 undecidable manual S 10 39.5271 96 -0.14 77
IV.HVIT.HHZ. 2022-03-04T23:13:55.87 0.3 undecidable manual P 337 67.8765 50 -0.08 73
IV.HAVL.HHE. 2022-03-04T23:13:54.91 0.3 undecidable manual P 24 64.491 50 -0.52 67
IV.HMDC.HHZ. 2022-03-04T23:13:54.30 0.1 undecidable manual P 357 58.7967 50 -0.24 96
IV.CROCE.HHE. 2022-03-04T23:13:53.22 0.3 undecidable manual P 330 51.5151 50 -0.2 74
IV.ISPIC.EHZ. 2022-03-04T23:13:51.38 0.1 undecidable manual P 10 39.5271 96 0.22 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ISPIC.EHE. ML:2.8 0.00205538 0.1792 AML other m 2022-03-04T23:13:57.13
IV.ISPIC.EHN. ML:2.4 0.0008009456 0.256 AML other m 2022-03-04T23:13:58.29
IV.HMDC.HHE. ML:2.3 0.00042300000000000004 0.9 AML other m 2022-03-04T23:14:02.97
IV.HMDC.HNE. ML:2.3 0.0004125 0.54 AML other m 2022-03-04T23:14:03.98
IV.ACATE.EHN. ML:2.2 0.0002895 1.02 AML other m 2022-03-04T23:14:07.08
IV.HMDC.HHN. ML:2.4 0.00051935785 0.4096 AML other m 2022-03-04T23:14:08.54
IV.HMDC.HNN. ML:2.4 0.00056433385 0.5888 AML other m 2022-03-04T23:14:08.84
IV.ACATE.EHE. ML:2.3 0.00034050000000000004 0.42 AML other m 2022-03-04T23:14:09.13
IV.HSRS.HHE. ML:1.9 0.00011058683999999999 0.4224 AML other m 2022-03-04T23:14:09.88
IV.SSY.HHE. ML:2.8 0.0008332597500000001 0.2176 AML other m 2022-03-04T23:14:10.12
IV.ACATE.HNE. ML:2.3 0.00035515830000000005 0.2688 AML other m 2022-03-04T23:14:10.11
IV.HSRS.HHN. ML:1.9 0.00011690000000000001 1.64 AML other m 2022-03-04T23:14:11.96
IV.SSY.HHN. ML:3.0 0.00145 0.98 AML other m 2022-03-04T23:14:12.99
IV.SSY.HNE. ML:2.5 0.000447 1 AML other m 2022-03-04T23:14:12.00
IV.SSY.HNN. ML:2.5 0.0003865 1.66 AML other m 2022-03-04T23:14:13.98
IV.HVZN.HHE. ML:2.5 0.00037863995 0.448 AML other m 2022-03-04T23:14:14.21
IV.HVZN.HHN. ML:2.4 0.0003075 0.68 AML other m 2022-03-04T23:14:14.65
IV.HCRL.HHE. ML:2.4 0.000265 0.42 AML other m 2022-03-04T23:14:15.00
IV.HLNI.HHE. ML:2.4 0.0002255 0.9 AML other m 2022-03-04T23:14:15.69
IV.HAGA.HHE. ML:2.2 0.00017580765 0.2944 AML other m 2022-03-04T23:14:15.17
IV.HAGA.HHN. ML:2.0 0.000098308165 0.2304 AML other m 2022-03-04T23:14:15.70
IV.HCRL.HHN. ML:2.3 0.00020628135 0.1664 AML other m 2022-03-04T23:14:15.76
IV.HLNI.HHN. ML:2.3 0.0001965 0.42 AML other m 2022-03-04T23:14:16.94
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