Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 08-10-2019 and time 18:57:45 (Italy) in region 6 km W Randazzo (CT)

A magnitude ML 2.2 earthquake occured in region: 6 km W Randazzo (CT), on

  • 08-10-2019 16:57:45 (UTC)
  • 08-10-2019 18:57:45 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.8870, 14.8830 at 30 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
Randazzo CT 6 10900 10900
Maletto CT 6 3920 14820
Maniace CT 7 3765 18585
Santa Domenica Vittoria ME 8 980 19565
Floresta ME 12 485 20050
Bronte CT 12 19172 39222
Roccella Valdemone ME 12 666 39888
Moio Alcantara ME 15 717 40605
Malvagna ME 16 733 41338
Cesarò ME 16 2439 43777
San Teodoro ME 17 1403 45180
Tortorici ME 17 6435 51615
Ucria ME 18 1058 52673
Galati Mamertino ME 19 2627 55300
Raccuja ME 19 1041 56341
Montalbano Elicona ME 19 2287 58628
Longi ME 19 1473 60101
San Piero Patti ME 20 2915 63016

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km NW of Acireale (52622 inhabitants)
46 Km NW of Catania (314555 inhabitants)
68 Km SW of Messina (238439 inhabitants)
71 Km W of Reggio di Calabria (183035 inhabitants)
84 Km NE of Caltanissetta (63360 inhabitants)
99 Km NW 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 2019-10-08
16:57:45		 37.8872 14.8828 31 2020-02-28
16:41:56		 Bollettino Sismico Italiano INGV 73305671
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-10-08 16:57:45 ± 0.19
Latitude 37.8872 ± 0.0063
Longitude 14.8828 ± 0.0091
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 73305671

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 792
Semi-minor axis of confidence ellipse (meter) 166
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 307
Circular confidence region, given by single value of horizontal uncertainty (meter) 790.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 58
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.40200
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 15
Magnitude information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 73305671
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-10-17 12:16:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HAGA.HHZ. 2019-10-08T16:58:05.62 3.0 undecidable manual S -3.28 0
IV.AIO.HHZ. 2019-10-08T16:57:58.90 0.6 undecidable manual S 73 32.0457 129 0.63 42
IV.GALF.HHZ. 2019-10-08T16:57:58.60 0.6 undecidable manual S 235 33.9438 127 -0.06 48
IV.ESML.HHZ. 2019-10-08T16:57:58.10 0.3 undecidable manual S 181 29.8479 131 0.28 70
IV.NOV.HHZ. 2019-10-08T16:57:57.40 0.3 undecidable manual S 55 27.1506 134 0.11 73
IV.MSFR.HHZ. 2019-10-08T16:57:57.90 0.6 undecidable manual S 303 30.2475 131 0 49
IV.ESLN.HHZ. 2019-10-08T16:57:57.10 0.3 undecidable manual S 159 22.9548 139 0.58 66
IV.ECHR.HNZ. 2019-10-08T16:57:56.60 1.0 undecidable manual S 173 22.4553 140 0.17 24
IV.MNO.SHZ. 2019-10-08T16:57:56.20 0.6 undecidable manual S 287 17.1717 148 0.59 44
IV.ECTS.EHZ. 2019-10-08T16:57:56.10 0.6 undecidable manual S 91 20.868 142 -0.07 49
IV.EMCN.HNZ. 2019-10-08T16:57:55.60 0.3 undecidable manual S 129 16.9719 148 0.02 76
IV.MUCR.HHZ. 2019-10-08T16:57:55.50 0.3 undecidable manual S 357 17.2716 148 -0.13 74
IV.CAGR.HHE. 2019-10-08T16:57:55.14 0.6 undecidable manual P 229 44.622 119 0.74 39
IV.EPZF.HHZ. 2019-10-08T16:57:54.40 0.6 undecidable manual S 198 7.3815 165 -0.16 49
IV.EMSG.HHZ. 2019-10-08T16:57:54.30 0.3 undecidable manual S 141 9.3795 161 -0.41 70
IV.MSFR.HHZ. 2019-10-08T16:57:52.66 0.1 negative manual P 303 30.2475 131 0.09 96
IV.AIO.HHZ. 2019-10-08T16:57:52.91 0.1 positive manual P 73 32.0457 129 0.13 95
IV.NOV.HHZ. 2019-10-08T16:57:52.30 0.1 positive manual P 55 27.1506 134 0.08 97
IV.GALF.HHZ. 2019-10-08T16:57:52.73 0.6 undecidable manual P 235 33.9438 127 -0.28 46
IV.ESML.HHZ. 2019-10-08T16:57:52.05 0.6 undecidable manual P 181 29.8479 131 -0.47 45
IV.ENIC.HNZ. 2019-10-08T16:57:52.53 0.6 undecidable manual P 157 30.8469 130 -0.11 48
IV.EMCN.HNZ. 2019-10-08T16:57:51.04 0.6 undecidable manual P 129 16.9719 148 -0.19 49
IV.ESLN.HHZ. 2019-10-08T16:57:51.79 0.6 undecidable manual P 159 22.9548 139 0.01 50
IV.MNO.SHZ. 2019-10-08T16:57:51.15 0.6 undecidable manual P 287 17.1717 148 -0.1 50
IV.ECHR.HNZ. 2019-10-08T16:57:51.65 0.1 undecidable manual P 173 22.4553 140 -0.08 98
IV.MUCR.HHZ. 2019-10-08T16:57:51.20 0.1 positive manual P 357 17.2716 148 -0.06 100
IV.ECTS.EHZ. 2019-10-08T16:57:51.50 0.3 undecidable manual P 91 20.868 142 -0.08 74
IV.EPZF.HHZ. 2019-10-08T16:57:50.28 0.1 negative manual P 198 7.3815 165 -0.36 95
IV.EMSG.HHZ. 2019-10-08T16:57:50.37 0.6 undecidable manual P 141 9.3795 161 -0.36 47
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.EPZF.HHE. ML:2.6 0.0017749999999999999 0.32 AML other m 2019-10-08T16:57:55.19
IV.EMSG.HHN. ML:2.4 0.001125 1.16 AML other m 2019-10-08T16:57:55.39
IV.EPZF.HHN. ML:2.8 0.0034950000000000003 0.32 AML other m 2019-10-08T16:57:55.51
IV.MUCR.HHE. ML:2.1 0.0004965 0.32 AML other m 2019-10-08T16:57:55.85
IV.MUCR.HHN. ML:2.0 0.00039200000000000004 0.36 AML other m 2019-10-08T16:57:56.14
IV.EMSG.HHE. ML:2.4 0.0012044999999999998 0.44 AML other m 2019-10-08T16:57:57.63
IV.NOV.HHN. ML:2.2 0.000629 1.66 AML other m 2019-10-08T16:57:57.91
IV.NOV.HHE. ML:2.2 0.0006405 0.5 AML other m 2019-10-08T16:57:59.08
IV.GALF.HHE. ML:2.4 0.0008785 0.52 AML other m 2019-10-08T16:58:01.66
IV.GALF.HHN. ML:2.2 0.0005095000000000001 0.36 AML other m 2019-10-08T16:58:01.64
IV.ECTS.EHN. ML:2.0 0.00036818895 0.256 AML other m 2019-10-08T16:57:56.71
IV.ECTS.EHE. ML:2.1 0.00055607155 0.4224 AML other m 2019-10-08T16:57:56.89
IV.AIO.HHE. ML:1.8 0.0001952328 0.2944 AML other m 2019-10-08T16:58:00.01
IV.AIO.HHN. ML:1.6 0.0001321475 0.192 AML other m 2019-10-08T16:58:00.20
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