Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 28-10-2019 and time 00:01:54 (Italy) in region 7 km SE Bronte (CT)

A magnitude ML 2.1 earthquake occured in region: 7 km SE Bronte (CT), on

  • 27-10-2019 23:01:54 (UTC)
  • 28-10-2019 00:01:54 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.7360, 14.8690 at 7 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
Bronte CT 7 19172 19172
Adrano CT 9 36122 55294
Biancavilla CT 10 24007 79301
Maletto CT 11 3920 83221
Ragalna CT 13 3924 87145
Santa Maria di Licodia CT 13 7641 94786
Maniace CT 15 3765 98551
Centuripe EN 17 5470 104021
Randazzo CT 17 10900 114921
Paternò CT 18 48228 163149
Cesarò ME 18 2439 165588
Belpasso CT 19 28108 193696
Nicolosi CT 19 7463 201159
San Teodoro ME 20 1403 202562

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km W of Acireale (52622 inhabitants)
32 Km NW of Catania (314555 inhabitants)
76 Km E of Caltanissetta (63360 inhabitants)
79 Km SW of Messina (238439 inhabitants)
80 Km SW of Reggio di Calabria (183035 inhabitants)
84 Km NW of Siracusa (122291 inhabitants)
91 Km N of Ragusa (73313 inhabitants)
92 Km NE of Vittoria (63339 inhabitants)
92 Km NE of Gela (75827 inhabitants)
98 Km N of Modica (54633 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 2.1 2019-10-27
23:01:54		 37.7358 14.8692 7 2020-02-28
16:42:20		 Bollettino Sismico Italiano INGV 75794121
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-10-27 23:01:54 ± 0.12
Latitude 37.7358 ± 0.0063
Longitude 14.8692 ± 0.0091
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 75794121

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 780
Semi-minor axis of confidence ellipse (meter) 357
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 282
Circular confidence region, given by single value of horizontal uncertainty (meter) 780.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 61
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.35
Epicentral distance of station closest to the epicenter (degree) 0.08903
Epicentral distance of station farthest from the epicenter (degree) 0.89303
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitude information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 26
Type of magnitude ML
Reference to an origin 75794121
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-01-24 12:04:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MPNC.HHZ. 2019-10-27T23:02:15.17 0.6 undecidable manual S 43 62.1933 50 0.6 40
IV.IACL.HHZ. 2019-10-27T23:02:12.65 0.3 undecidable manual P 333 99.123 50 0.78 52
IV.AIO.HHZ. 2019-10-27T23:02:09.79 0.6 undecidable manual S 51 41.2254 50 0.82 38
IV.MSRU.HHZ. 2019-10-27T23:02:08.67 0.6 undecidable manual P 43 80.9523 50 -0.39 41
IV.NOV.HHZ. 2019-10-27T23:02:08.08 0.6 undecidable manual S 36 39.9267 50 -0.57 42
IV.RAFF.HHZ. 2019-10-27T23:02:08.51 0.6 undecidable manual P 218 72.372 50 0.78 37
IV.MPNC.HHZ. 2019-10-27T23:02:06.24 0.3 undecidable manual P 43 62.1933 50 0.08 68
IV.AIO.HHZ. 2019-10-27T23:02:02.45 0.3 undecidable manual P 51 41.2254 50 -0.48 65
IV.ENIC.HHZ. 2019-10-27T23:02:02.24 0.6 undecidable manual S 131 17.6712 112 0.92 38
IV.EPIT.HHZ. 2019-10-27T23:02:02.04 0.6 undecidable manual S 63 18.4704 112 0.47 45
IV.NOV.HHZ. 2019-10-27T23:02:02.47 0.3 undecidable manual P 36 39.9267 50 -0.27 68
IV.MUCR.HHZ. 2019-10-27T23:02:01.20 0.6 undecidable manual P 1 34.0437 102 -0.46 44
IV.ESML.HHZ. 2019-10-27T23:02:00.08 0.6 undecidable manual S 176 13.0758 119 0.2 49
IV.EMSG.HHZ. 2019-10-27T23:02:00.16 0.3 undecidable manual S 37 11.7771 122 0.67 64
IV.GALF.HHZ. 2019-10-27T23:02:00.05 0.3 undecidable manual P 264 26.6511 105 -0.18 71
IV.EMCN.HNZ. 2019-10-27T23:02:00.14 0.6 undecidable manual S 67 15.6732 115 -0.54 45
IV.MNO.SHZ. 2019-10-27T23:02:00.13 0.3 undecidable manual P 325 26.4513 105 -0.05 73
IV.EPZF.HHZ. 2019-10-27T23:01:59.25 0.3 undecidable manual S 354 9.879 127 0.32 71
IV.ECTS.EHZ. 2019-10-27T23:01:59.94 0.3 undecidable manual P 54 27.3504 105 -0.42 68
IV.EPIT.HHZ. 2019-10-27T23:01:58.49 0.6 undecidable manual P 63 18.4704 112 -0.16 48
IV.EMCN.HNZ. 2019-10-27T23:01:58.08 0.6 undecidable manual P 67 15.6732 115 -0.06 50
IV.EVRN.HNZ. 2019-10-27T23:01:58.98 0.6 undecidable manual P 102 23.9538 107 -0.72 41
IV.ENIC.HHZ. 2019-10-27T23:01:58.54 0.3 undecidable manual P 131 17.6712 112 0.02 75
IV.ESML.HHZ. 2019-10-27T23:01:57.38 0.3 undecidable manual P 176 13.0758 119 -0.3 71
IV.EPZF.HHZ. 2019-10-27T23:01:57.01 0.1 positive manual P 354 9.879 127 -0.12 99
IV.EMSG.HHZ. 2019-10-27T23:01:57.39 0.1 negative manual P 37 11.7771 122 -0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.EMSG.HHN. ML:2.7 0.006540359000000001 0.2432 AML other m 2019-10-27T23:02:00.31
IV.EMSG.HHE. ML:2.7 0.0068001649999999995 0.4096 AML other m 2019-10-27T23:02:00.43
IV.EPZF.HHN. ML:2.4 0.003758699 0.3072 AML other m 2019-10-27T23:02:00.97
IV.EPZF.HHE. ML:2.4 0.0035042285 0.2688 AML other m 2019-10-27T23:02:01.36
IV.ESML.HHE. ML:2.3 0.002210521 0.4352 AML other m 2019-10-27T23:02:04.52
IV.ESML.HHN. ML:2.2 0.00177475595 0.32 AML other m 2019-10-27T23:02:05.02
IV.ENIC.HHE. ML:2.2 0.00143348975 0.2176 AML other m 2019-10-27T23:02:05.41
IV.ENIC.HHN. ML:2.3 0.0016672095 0.2176 AML other m 2019-10-27T23:02:05.54
IV.GALF.HHE. ML:2.4 0.0016235620000000003 0.3712 AML other m 2019-10-27T23:02:07.63
IV.ECTS.EHE. ML:2.0 0.0006173786 0.2944 AML other m 2019-10-27T23:02:07.75
IV.MNO.SHE. ML:0.0 0.00052299585 0.5632 AML other m 2019-10-27T23:02:08.56
IV.MUCR.HHE. ML:1.9 0.00033649085 0.4992 AML other m 2019-10-27T23:02:09.42
IV.GALF.HNN. ML:1.6 0.0002493414 0.4736 AML other m 2019-10-27T23:02:09.40
IV.GALF.HHN. ML:2.5 0.0017991645 0.4608 AML other m 2019-10-27T23:02:09.40
IV.MUCR.HHN. ML:2.0 0.0004038595 0.4608 AML other m 2019-10-27T23:02:09.99
IV.MNO.SHN. ML:0.0 0.00099483 0.5632 AML other m 2019-10-27T23:02:10.46
IV.AIO.HHN. ML:1.9 0.00028884325 0.2816 AML other m 2019-10-27T23:02:11.27
IV.ECTS.EHN. ML:2.0 0.0005144247 0.3968 AML other m 2019-10-27T23:02:12.53
IV.NOV.HHE. ML:2.5 0.001141664 0.6784 AML other m 2019-10-27T23:02:13.76
IV.AIO.HHE. ML:1.7 0.00018644505 0.3584 AML other m 2019-10-27T23:02:13.93
IV.MPNC.HHN. ML:2.0 0.00021521595 0.3968 AML other m 2019-10-27T23:02:18.45
IV.MPNC.HHE. ML:2.1 0.00023957755000000004 0.64 AML other m 2019-10-27T23:02:25.12
IV.RAFF.HHN. ML:1.7 0.0000807865 0.5504 AML other m 2019-10-27T23:02:25.50
IV.MSRU.HHN. ML:1.9 0.00011574295000000002 0.4992 AML other m 2019-10-27T23:02:27.81
IV.MSRU.HHE. ML:2.0 0.0001409853 0.32 AML other m 2019-10-27T23:02:28.01
IV.RAFF.HHE. ML:1.6 0.000070221415 0.4608 AML other m 2019-10-27T23:02:28.60
IV.IACL.HHN. ML:1.9 0.00008272835000000001 0.3968 AML other m 2019-10-27T23:02:34.14
IV.IACL.HHE. ML:2.0 0.000112291725 0.768 AML other m 2019-10-27T23:02:34.57
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