Earthquake with magnitude of ML 2.4 on date 19-01-2021 and time 22:15:07 (Italy) in region Costa Siciliana nord occidentale (Trapani)

A magnitude ML 2.4 earthquake occured in region: Costa Siciliana nord occidentale (Trapani), on

  • 19-01-2021 21:15:07 (UTC)
  • 19-01-2021 22:15:07 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.2860, 12.9080 at 5 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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
San Vito Lo Capo TP 19 4654 4654

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km W of Palermo (674435 inhabitants)
45 Km NE of Trapani (68759 inhabitants)
58 Km W of Bagheria (55387 inhabitants)
68 Km NE of Marsala (83194 inhabitants)
76 Km NE of Mazara del Vallo (51718 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 2021-01-19
21:15:07
38.2855 12.9075 5 2021-07-12
16:55:08
Bollettino Sismico Italiano INGV 89367261
Reviewed
Rev100
ML 2.5 2021-01-19
21:15:07
38.2953 12.8937 4 2021-01-19
21:37:22
Sala Sismica INGV-Roma 86384451
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-01-19 21:15:07 ± 0.25
Latitude 38.2855 ± 0.0099
Longitude 12.9075 ± 0.0115
Depth (km) 5 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 89367261

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 936
Semi-minor axis of confidence ellipse (meter) 817
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 302
Circular confidence region, given by single value of horizontal uncertainty (meter) 940.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 150
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.37
Epicentral distance of station closest to the epicenter (degree) 0.34084
Epicentral distance of station farthest from the epicenter (degree) 1.01444
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:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 89367261
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-06-01 01:16:58

ML:2.5

Field Value
Value 2.5
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 86384451
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-01-19 21:37:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSLB.HHZ. 2021-01-19T21:15:40.50 1.0 undecidable manual S 111 107.6145 50 0.07 22
IV.PLLN.EHN. 2021-01-19T21:15:27.64 1.0 undecidable manual P 106 112.5984 50 0.15 21
IV.LEVAN.EHE. 2021-01-19T21:15:27.30 0.3 undecidable manual S 237 58.8966 50 -0.14 71
IV.SOLUN.HHZ. 2021-01-19T21:15:27.90 0.6 undecidable manual S 111 58.5969 50 0.54 43
IV.CSLB.HHZ. 2021-01-19T21:15:26.57 0.3 undecidable manual P 111 107.6145 50 -0.15 64
IV.USI.HHE. 2021-01-19T21:15:25.83 0.3 undecidable manual S 27 52.4031 50 0.11 72
IV.GIB.HHE. 2021-01-19T21:15:25.57 1.0 undecidable manual P 108 102.9192 50 -0.44 20
IV.MTGR.HHZ. 2021-01-19T21:15:24.10 0.3 undecidable manual S 197 45.4212 50 0.27 70
IV.MBFT.HHZ. 2021-01-19T21:15:21.90 0.3 undecidable manual S 174 37.8288 98 0.65 64
IV.ERC.EHE. 2021-01-19T21:15:21.90 0.6 undecidable manual S 226 39.2274 98 0.19 48
IV.CRJA.HHZ. 2021-01-19T21:15:19.28 1.0 undecidable manual P 171 54.3012 50 0.77 20
IV.USI.HHE. 2021-01-19T21:15:19.25 0.3 undecidable manual P 27 52.4031 50 1.03 53
IV.SOLUN.HHZ. 2021-01-19T21:15:18.56 1.0 undecidable manual P 111 58.5969 50 -0.61 21
IV.LEVAN.EHE. 2021-01-19T21:15:18.80 0.3 undecidable manual P 237 58.8966 50 -0.42 66
IV.CORL.HHZ. 2021-01-19T21:15:17.97 0.1 undecidable manual P 141 55.5 50 -0.73 80
IV.MTGR.HHZ. 2021-01-19T21:15:16.81 0.6 undecidable manual P 197 45.4212 50 -0.32 46
IV.MBFT.HHZ. 2021-01-19T21:15:15.67 0.1 undecidable manual P 174 37.8288 98 0.03 100
IV.MPG.HHZ. 2021-01-19T21:15:15.57 0.6 undecidable manual P 109 41.7249 97 -0.85 39
IV.ERC.EHE. 2021-01-19T21:15:15.87 0.6 undecidable manual P 226 39.2274 98 -0.04 50
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MBFT.HHE. ML:2.6 0.0017235385 0.576 AML other m 2021-01-19T21:15:22.82
IV.MBFT.HHN. ML:2.4 0.0010498305 0.4096 AML other m 2021-01-19T21:15:23.21
IV.MTGR.HHE. ML:2.0 0.00032698735 0.4096 AML other m 2021-01-19T21:15:24.60
IV.MPG.HHN. ML:2.2 0.00061498325 0.3584 AML other m 2021-01-19T21:15:24.97
IV.MTGR.HHN. ML:2.4 0.0008051271 0.32 AML other m 2021-01-19T21:15:25.84
IV.MPG.HHE. ML:2.1 0.00044471615000000005 0.32 AML other m 2021-01-19T21:15:26.52
IV.CRJA.HHN. ML:2.5 0.0007134905500000001 0.384 AML other m 2021-01-19T21:15:28.43
IV.CORL.HHN. ML:2.6 0.0010312926 0.5632 AML other m 2021-01-19T21:15:30.34
IV.SOLUN.HHE. ML:2.8 0.001362973 0.704 AML other m 2021-01-19T21:15:30.14
IV.SOLUN.HHN. ML:2.7 0.00102322835 0.448 AML other m 2021-01-19T21:15:30.99
IV.CRJA.HHE. ML:2.6 0.0009333441500000001 0.5248 AML other m 2021-01-19T21:15:31.15
IV.CORL.HHE. ML:2.7 0.00112791645 0.4352 AML other m 2021-01-19T21:15:31.44
IV.CSLB.HHN. ML:2.2 0.0001346437 0.64 AML other m 2021-01-19T21:15:47.50
IV.CSLB.HHE. ML:2.1 0.00010435338 0.4736 AML other m 2021-01-19T21:15:47.53
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