Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 18-11-2020 and time 19:00:36 (Italy) in region 9 km W Milo (CT)

A magnitude ML 2.0 earthquake occured in region: 9 km W Milo (CT), on

  • 18-11-2020 18:00:36 (UTC)
  • 18-11-2020 19:00:36 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.7550, 15.0210 at 1 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
Milo CT 9 1087 1087
Zafferana Etnea CT 10 9517 10604
Sant'Alfio CT 11 1582 12186
Santa Venerina CT 13 8592 20778
Linguaglossa CT 15 5403 26181
Giarre CT 15 27659 53840
Piedimonte Etneo CT 15 3963 57803
Randazzo CT 15 10900 68703
Mascali CT 15 14282 82985
Ragalna CT 16 3924 86909
Nicolosi CT 16 7463 94372
Pedara CT 16 14102 108474
Maletto CT 16 3920 112394
Trecastagni CT 16 10910 123304
Riposto CT 16 14838 138142
Moio Alcantara ME 16 717 138859
Bronte CT 17 19172 158031
Castiglione di Sicilia CT 17 3215 161246
Fiumefreddo di Sicilia CT 17 9623 170869
Viagrande CT 17 8563 179432
Biancavilla CT 18 24007 203439
Belpasso CT 18 28108 231547
Malvagna ME 19 733 232280
Santa Domenica Vittoria ME 19 980 233260
Aci Sant'Antonio CT 19 17984 251244
Aci Bonaccorsi CT 19 3524 254768
Santa Maria di Licodia CT 19 7641 262409
Francavilla di Sicilia ME 19 3945 266354
Adrano CT 19 36122 302476
Calatabiano CT 20 5308 307784
Roccella Valdemone ME 20 666 308450
Aci Catena CT 20 29851 338301

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km NW of Acireale (52622 inhabitants)
29 Km N of Catania (314555 inhabitants)
68 Km SW of Reggio di Calabria (183035 inhabitants)
68 Km SW of Messina (238439 inhabitants)
81 Km N of Siracusa (122291 inhabitants)
89 Km E of Caltanissetta (63360 inhabitants)
96 Km N of Ragusa (73313 inhabitants)
99 Km NE of Vittoria (63339 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 2.0 2020-11-18
18:00:36		 37.7547 15.0207 1 2021-02-26
14:56:09		 Bollettino Sismico Italiano INGV 85178821
Reviewed
Rev200 		ML 1.8 2020-11-18
18:00:34		 37.759 15.005 1 2021-01-27
13:51:41		 Sala Operativa INGV_OE (Catania) 84829321
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-11-18 18:00:36 ± 0.1
Latitude 37.7547 ± 0.0045
Longitude 15.0207 ± 0.0080
Depth (km) 1 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 85178821

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 700
Semi-minor axis of confidence ellipse (meter) 108
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 107
Circular confidence region, given by single value of horizontal uncertainty (meter) 700.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 73
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.03777
Epicentral distance of station farthest from the epicenter (degree) 0.85346
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 84829321
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2020-11-18 18:07:15

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 85178821
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-12-03 17:11:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
MN.CEL.HHZ. 2020-11-18T18:00:53.26 0.6 undecidable manual P 53 94.7385 50 -0.1 42
IV.GALF.HHZ. 2020-11-18T18:00:44.46 0.1 undecidable manual P 263 40.1265 91 0.41 88
IV.EPZF.HHZ. 2020-11-18T18:00:43.09 1.0 undecidable manual S 298 16.2726 92 1.42 15
IV.ESML.HHZ. 2020-11-18T18:00:42.89 0.6 undecidable manual S 219 19.5693 92 0.08 49
IV.MUCR.HHZ. 2020-11-18T18:00:42.79 0.1 undecidable manual P 338 34.4433 91 -0.13 94
IV.AIO.HHZ. 2020-11-18T18:00:42.35 0.1 undecidable manual P 38 30.3474 91 0.25 92
IV.EVRN.HHZ. 2020-11-18T18:00:41.25 1.0 undecidable manual S 126 12.3765 93 0.92 19
IV.ESML.HHZ. 2020-11-18T18:00:40.20 0.1 undecidable manual P 219 19.5693 92 0.26 94
IV.EMSG.HHZ. 2020-11-18T18:00:40.24 1.0 undecidable manual S 320 9.5793 94 0.88 19
IV.EPZF.HHZ. 2020-11-18T18:00:38.92 0.1 undecidable manual P 298 16.2726 92 -0.35 92
IV.EVRN.HHZ. 2020-11-18T18:00:38.50 0.1 undecidable manual P 126 12.3765 93 0 100
IV.ESLN.HHZ. 2020-11-18T18:00:38.69 0.3 undecidable manual S 211 7.881 95 -0.08 75
IV.ENIC.HHZ. 2020-11-18T18:00:38.70 0.1 undecidable manual P 180 13.6752 93 -0.05 99
IV.EMSG.HHZ. 2020-11-18T18:00:37.70 0.1 undecidable manual P 320 9.5793 94 -0.25 96
IV.EMCN.HHZ. 2020-11-18T18:00:37.57 0.3 undecidable manual S 16 4.1958 99 0.08 75
IV.ESLN.HHZ. 2020-11-18T18:00:37.17 0.1 undecidable manual P 211 7.881 95 -0.43 92
IV.EMCN.HHZ. 2020-11-18T18:00:36.63 0.1 undecidable manual P 16 4.1958 99 -0.24 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.EMSG.HHN. ML:2.6 0.007615 1.08 AML other m 2020-11-18T18:00:41.42
IV.EMSG.HHE. ML:2.8 0.01125 0.22 AML other m 2020-11-18T18:00:42.49
IV.EVRN.HHN. ML:2.1 0.002085 1.6 AML other m 2020-11-18T18:00:47.83
IV.EPZF.HHN. ML:2.2 0.00181 0.52 AML other m 2020-11-18T18:00:47.33
IV.EPZF.HHE. ML:2.3 0.00195 0.42 AML other m 2020-11-18T18:00:47.92
IV.EVRN.HHE. ML:2.2 0.00216 1.46 AML other m 2020-11-18T18:00:48.07
IV.EVRN.HNE. ML:2.2 0.00216 1.44 AML other m 2020-11-18T18:00:48.07
IV.ENIC.HHE. ML:2.1 0.00165 0.78 AML other m 2020-11-18T18:00:48.54
IV.MUCR.HHN. ML:1.6 0.0001555 0.96 AML other m 2020-11-18T18:00:51.51
IV.ENIC.HHN. ML:2.0 0.00148 1.44 AML other m 2020-11-18T18:00:51.10
IV.ESML.HHN. ML:1.9 0.00065 0.64 AML other m 2020-11-18T18:00:51.28
IV.ESML.HHE. ML:1.9 0.0007205 0.56 AML other m 2020-11-18T18:00:51.65
IV.AIO.HHE. ML:1.7 0.0002295 1.06 AML other m 2020-11-18T18:00:51.85
IV.AIO.HHN. ML:1.7 0.0002485 0.72 AML other m 2020-11-18T18:00:52.09
IV.MUCR.HHE. ML:1.5 0.0001469 0.54 AML other m 2020-11-18T18:00:53.70
IV.EVRN.HNN. ML:2.0 0.0016200000000000001 0.4 AML other m 2020-11-18T18:00:55.18
IV.GALF.HHE. ML:2.2 0.0005074999999999999 0.52 AML other m 2020-11-18T18:00:59.59
IV.GALF.HHN. ML:2.1 0.0004955 0.68 AML other m 2020-11-18T18:01:07.40
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