Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 06-03-2019 and time 09:20:15 (Italy) in region 6 km NW Gela (CL)

A magnitude ML 2.2 earthquake occured in region: 6 km NW Gela (CL), on

  • 06-03-2019 08:20:15 (UTC)
  • 06-03-2019 09:20:15 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.0950, 14.1940 at 34 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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Gela CL 6 75827 75827
Butera CL 10 4754 80581
Niscemi CL 18 27558 108139

Municipalities with at least 50000 inhabitants

An earthquake occurred to
6 Km NW of Gela (75827 inhabitants)
35 Km NW of Vittoria (63339 inhabitants)
46 Km S of Caltanissetta (63360 inhabitants)
51 Km W of Ragusa (73313 inhabitants)
57 Km W of Modica (54633 inhabitants)
59 Km E of Agrigento (59770 inhabitants)
91 Km SW of Catania (314555 inhabitants)
98 Km W 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 2.2 2019-03-06
08:20:15		 37.0948 14.1938 35 2019-08-22
08:24:54		 Bollettino Sismico Italiano INGV 67183081
Reviewed
Rev100 		ML 2.1 2019-03-06
08:20:15		 37.1092 14.1867 36 2019-03-06
08:35:42		 Sala Sismica INGV-Roma 66217251
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-03-06 08:20:15 ± 0.15
Latitude 37.0948 ± 0.0108
Longitude 14.1938 ± 0.0101
Depth (km) 35 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 67183081

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1305
Semi-minor axis of confidence ellipse (meter) 737
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 208
Circular confidence region, given by single value of horizontal uncertainty (meter) 1300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 155
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 25
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.94159
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 66217251
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-03-06 08:35:42

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 13
Type of magnitude ML
Reference to an origin 67183081
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-04-02 06:55:49
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IT.CAGR.HHZ. 2019-03-06T08:21:21.82 3.0 undecidable manual P 0
IV.CSLB.HHZ. 2019-03-06T08:20:44.02 0.1 undecidable manual S 353 94.239 54 0.34 86
IV.ESLN.HHZ. 2019-03-06T08:20:44.17 0.3 undecidable manual S 46 95.6376 54 0.19 66
IV.HPAC.HHZ. 2019-03-06T08:20:42.29 0.1 undecidable manual S 120 86.247 54 0.34 86
IV.HAGA.HHZ. 2019-03-06T08:20:42.00 0.1 undecidable manual S 76 87.5457 54 -0.23 90
IV.GALF.HHZ. 2019-03-06T08:20:39.61 0.1 undecidable manual S 26 75.7686 110 0.23 91
IV.HLNI.HHZ. 2019-03-06T08:20:36.37 0.1 undecidable manual S 65 66.1893 113 -0.62 84
IV.EMSG.HHZ. 2019-03-06T08:20:33.56 0.1 undecidable manual P 39 104.5176 54 0.48 81
IV.ESLN.HHZ. 2019-03-06T08:20:32.03 0.3 undecidable manual P 46 95.6376 54 0.05 68
IV.FAVR.HHE. 2019-03-06T08:20:32.78 0.1 undecidable manual S 292 50.3163 120 -0.42 91
IV.HVZN.HHE. 2019-03-06T08:20:32.58 0.1 undecidable manual S 78 47.0196 122 0.13 98
IV.CSLB.HHZ. 2019-03-06T08:20:31.36 0.1 undecidable manual P 353 94.239 54 -0.44 84
IV.CROCE.HHZ. 2019-03-06T08:20:31.82 0.1 undecidable manual S 134 41.9247 125 0.51 90
IV.HPAC.HHZ. 2019-03-06T08:20:31.04 0.1 positive manual P 120 86.247 54 0.23 89
IV.ALJA.HHE. 2019-03-06T08:20:30.59 0.1 undecidable manual P 332 82.251 108 0.32 89
IV.HAGA.HHZ. 2019-03-06T08:20:30.30 0.1 undecidable manual P 76 87.5457 54 -0.67 79
IV.CPTP.HHZ. 2019-03-06T08:20:29.25 3.0 undecidable manual S -0.4 0
IV.GALF.HHZ. 2019-03-06T08:20:29.49 0.1 undecidable manual P 26 75.7686 110 0.17 92
IV.PETRA.HHZ. 2019-03-06T08:20:29.86 0.1 negative manual P 355 82.251 108 -0.4 86
IV.ACATE.EHE. 2019-03-06T08:20:29.28 3.0 undecidable manual S 0.35 0
IV.RESU.HHZ. 2019-03-06T08:20:28.11 0.1 undecidable manual P 349 62.3931 114 0.7 82
IV.RAFF.HHZ. 2019-03-06T08:20:28.00 0.1 undecidable manual S 46 20.5683 147 0.71 88
IV.HLNI.HHZ. 2019-03-06T08:20:27.22 0.1 positive manual P 65 66.1893 113 -0.72 80
IT.GEA.HGE. 2019-03-06T08:20:27.21 3.0 undecidable manual S 0.66 0
IV.HVZN.HHE. 2019-03-06T08:20:25.08 0.1 positive manual P 78 47.0196 122 -0.24 96
IV.FAVR.HHE. 2019-03-06T08:20:25.91 0.1 negative manual P 292 50.3163 120 0.16 97
IV.CPTP.HHZ. 2019-03-06T08:20:24.24 3.0 undecidable manual P 0.55 0
IV.CROCE.HHZ. 2019-03-06T08:20:24.72 0.1 negative manual P 134 41.9247 125 0.06 100
IV.ACATE.EHE. 2019-03-06T08:20:23.10 3.0 undecidable manual P -0.17 0
IV.RAFF.HHZ. 2019-03-06T08:20:22.00 0.1 positive manual P 46 20.5683 147 -0.34 98
IT.GEA.HGE. 2019-03-06T08:20:21.58 3.0 undecidable manual P -0.32 0
IV.CLTA.HHZ. 2019-03-06T08:20:21.93 0.1 positive manual P 289 21.6672 145 -0.51 94
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RAFF.HHE. ML:2.2 0.0005154656 0.0832 AML other m 2019-03-06T08:20:22.11
IV.RAFF.HHN. ML:2.4 0.0008682649499999999 0.0832 AML other m 2019-03-06T08:20:22.12
IV.CROCE.HNN. ML:2.3 0.0005170730500000001 0.1024 AML other m 2019-03-06T08:20:32.86
IV.CROCE.HHN. ML:2.4 0.00060482775 0.096 AML other m 2019-03-06T08:20:32.86
IV.CROCE.HNE. ML:2.1 0.0003065169 0.1408 AML other m 2019-03-06T08:20:32.70
IV.CROCE.HHE. ML:2.1 0.0003279204 0.1408 AML other m 2019-03-06T08:20:32.70
IV.HLNI.HHE. ML:2.1 0.00020966935 0.1408 AML other m 2019-03-06T08:20:36.92
IV.HLNI.HHN. ML:2.2 0.00024013564999999997 0.1024 AML other m 2019-03-06T08:20:36.66
IV.GALF.HHN. ML:2.2 0.00020650505 0.4608 AML other m 2019-03-06T08:20:42.80
IV.HAGA.HHN. ML:1.9 0.00009223883 0.1216 AML other m 2019-03-06T08:20:42.44
IV.HAGA.HHE. ML:2.0 0.000109138425 0.0832 AML other m 2019-03-06T08:20:43.45
IV.HPAC.HHE. ML:2.4 0.00028347425000000006 0.2368 AML other m 2019-03-06T08:20:43.51
IV.HPAC.HHN. ML:2.6 0.0003936719 0.1792 AML other m 2019-03-06T08:20:43.96
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