Earthquake with magnitude of ML 2.3 on date 06-12-2020 and time 22:51:21 (UTC) in region 6 km E Bronte (CT)

A magnitude ML 2.3 earthquake occured in region: 6 km E Bronte (CT), on

  • 06-12-2020 22:51:21 (UTC)
  • 06-12-2020 23:51:21 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.7640, 14.8940 at 28 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
Bronte CT 6 19172 19172
Maletto CT 8 3920 23092
Adrano CT 13 36122 59214
Maniace CT 13 3765 62979
Randazzo CT 14 10900 73879
Biancavilla CT 14 24007 97886
Ragalna CT 15 3924 101810
Santa Maria di Licodia CT 16 7641 109451
Santa Domenica Vittoria ME 18 980 110431
CesarĂ² ME 18 2439 112870
San Teodoro ME 20 1403 114273

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km NW of Acireale (52622 inhabitants)
34 Km NW of Catania (314555 inhabitants)
75 Km SW of Messina (238439 inhabitants)
76 Km SW of Reggio di Calabria (183035 inhabitants)
79 Km E of Caltanissetta (63360 inhabitants)
86 Km NW of Siracusa (122291 inhabitants)
94 Km N of Ragusa (73313 inhabitants)
96 Km NE of Vittoria (63339 inhabitants)
96 Km NE of Gela (75827 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 2.3 2020-12-06
22:51:21
37.7643 14.894 28 2021-02-26
14:56:19
Bollettino Sismico Italiano INGV 87307611
Reviewed
Rev200
ML 2.1 2020-12-06
22:51:21
37.763 14.877 21 2021-02-19
23:34:18
Sala Operativa INGV_OE (Catania) 85253981
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-12-06 22:51:21 ± 0.12
Latitude 37.7643 ± 0.0045
Longitude 14.8940 ± 0.0091
Depth (km) 28 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 87307611

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 732
Semi-minor axis of confidence ellipse (meter) 464
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 289
Circular confidence region, given by single value of horizontal uncertainty (meter) 730.0
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 30
Number of defining phases 30
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) 0.06655
Epicentral distance of station farthest from the epicenter (degree) 0.82468
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 19
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 85253981
Agency INGV
Autore Sala Operativa INGV_OE (Catania)
Time of creation (UTC) 2020-12-06 22:59:37

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations 22
Type of magnitude ML
Reference to an origin 87307611
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-02-19 23:24:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HAVL.HHZ. 2020-12-06T22:51:49.44 0.3 undecidable manual S 167 91.5417 102 0.28 63
IV.SSY.HHZ. 2020-12-06T22:51:43.85 0.6 undecidable manual S 167 69.0753 107 0.48 42
IV.HAGA.HHZ. 2020-12-06T22:51:40.64 0.6 undecidable manual S 157 57.8976 110 0.12 46
IV.HLNI.HHZ. 2020-12-06T22:51:37.81 0.6 undecidable manual S 182 46.1205 116 0.18 47
IV.HAVL.HHZ. 2020-12-06T22:51:37.32 0.3 undecidable manual P 167 91.5417 102 -0.27 63
IV.SSY.HHZ. 2020-12-06T22:51:34.21 0.1 undecidable manual P 167 69.0753 107 -0.04 93
IV.MPNC.HHZ. 2020-12-06T22:51:33.02 0.3 undecidable manual P 43 58.3971 110 0.34 66
IV.MUCR.HHZ. 2020-12-06T22:51:33.88 0.6 undecidable manual S 357 30.9468 127 -0.27 47
IV.HAGA.HHZ. 2020-12-06T22:51:32.31 0.3 undecidable manual P 157 57.8976 110 -0.3 67
IV.ECBD.HHN. 2020-12-06T22:51:32.27 0.6 undecidable manual S 84 16.9719 146 0.73 42
IV.ECTS.HHZ. 2020-12-06T22:51:32.75 0.6 undecidable manual S 57 23.754 135 0.04 50
IV.EMCN.HHZ. 2020-12-06T22:51:31.42 0.6 undecidable manual S 76 12.5763 153 0.47 47
IV.EMSG.HHZ. 2020-12-06T22:51:30.40 0.6 undecidable manual S 38 7.9809 163 -0.09 51
IV.MSFR.HHZ. 2020-12-06T22:51:30.34 0.3 undecidable manual P 319 39.9267 119 0.25 70
IV.ESLN.HHZ. 2020-12-06T22:51:30.33 0.6 undecidable manual S 138 10.5783 157 -0.4 47
IV.EPZF.HHZ. 2020-12-06T22:51:30.46 0.6 undecidable manual S 334 7.3815 164 0.02 51
IV.HLNI.HHZ. 2020-12-06T22:51:30.63 0.1 undecidable manual P 182 46.1205 116 -0.31 91
IV.GALF.HHZ. 2020-12-06T22:51:29.22 0.1 undecidable manual P 258 29.3484 129 0.49 91
IV.MUCR.HHZ. 2020-12-06T22:51:28.91 0.1 undecidable manual P 357 30.9468 127 -0.03 99
IV.ECTS.HHZ. 2020-12-06T22:51:27.95 0.1 undecidable manual P 57 23.754 135 -0.14 98
IV.ESML.HHZ. 2020-12-06T22:51:27.23 0.3 undecidable manual P 185 16.2726 147 -0.14 74
IV.EVRN.HHZ. 2020-12-06T22:51:27.75 0.3 undecidable manual P 111 22.755 137 -0.24 73
IV.ECBD.HHN. 2020-12-06T22:51:27.63 0.1 undecidable manual P 84 16.9719 146 0.21 98
IV.EPIT.HHN. 2020-12-06T22:51:27.39 0.1 undecidable manual P 70 15.1737 149 0.11 100
IV.ENIC.HHZ. 2020-12-06T22:51:27.65 0.3 undecidable manual P 143 18.4704 143 0.08 75
IV.EMCN.HHZ. 2020-12-06T22:51:27.08 0.3 undecidable manual P 76 12.5763 153 -0.01 77
IV.EPZF.HHZ. 2020-12-06T22:51:26.40 0.1 positive manual P 334 7.3815 164 -0.39 95
IV.ECHR.HHE. 2020-12-06T22:51:26.75 0.6 undecidable manual P 169 8.7801 161 -0.1 50
IV.EMSG.HHZ. 2020-12-06T22:51:26.58 0.1 positive manual P 38 7.9809 163 -0.24 98
IV.ESLN.HHZ. 2020-12-06T22:51:26.83 0.3 undecidable manual P 138 10.5783 157 -0.12 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.EPZF.HHE. ML:2.6 0.0023949999999999996 1.44 AML other m 2020-12-06T22:51:30.99
IV.EPZF.HHN. ML:2.5 0.0018900000000000002 0.74 AML other m 2020-12-06T22:51:31.24
IV.EMCN.HHN. ML:2.6 0.0018549999999999999 1.34 AML other m 2020-12-06T22:51:31.21
IV.EMCN.HNN. ML:2.5 0.0017900000000000001 1.32 AML other m 2020-12-06T22:51:31.22
IV.EMCN.HNE. ML:2.6 0.001805 1.14 AML other m 2020-12-06T22:51:32.88
IV.EMCN.HHE. ML:2.5 0.001715 0.42 AML other m 2020-12-06T22:51:33.31
IV.ECTS.HHN. ML:2.0 0.0004385 1.18 AML other m 2020-12-06T22:51:33.00
IV.ECTS.HHE. ML:2.1 0.0005024999999999999 0.8 AML other m 2020-12-06T22:51:33.62
IV.EVRN.HHN. ML:2.1 0.000567 1.3 AML other m 2020-12-06T22:51:34.14
IV.EMSG.HHE. ML:2.4 0.0014249999999999998 0.18 AML other m 2020-12-06T22:51:34.46
IV.EVRN.HNN. ML:2.1 0.000539 1.22 AML other m 2020-12-06T22:51:35.22
IV.ESML.HHE. ML:2.0 0.00047099999999999996 1.12 AML other m 2020-12-06T22:51:36.18
IV.EVRN.HHE. ML:2.2 0.0006414999999999999 0.64 AML other m 2020-12-06T22:51:36.23
IV.GALF.HHN. ML:2.4 0.0010355 0.38 AML other m 2020-12-06T22:51:36.41
IV.GALF.HHE. ML:2.4 0.000979 0.56 AML other m 2020-12-06T22:51:37.40
IV.EVRN.HNE. ML:2.2 0.0006675 0.62 AML other m 2020-12-06T22:51:37.80
IV.HLNI.HHE. ML:2.1 0.0002765 0.84 AML other m 2020-12-06T22:51:38.46
IV.EMSG.HHN. ML:2.4 0.001393 0.56 AML other m 2020-12-06T22:51:38.46
IV.HLNI.HHN. ML:2.1 0.00032450000000000003 0.38 AML other m 2020-12-06T22:51:38.37
IV.ESML.HHN. ML:2.0 0.000526 1.48 AML other m 2020-12-06T22:51:38.24
IV.ENIC.HHE. ML:2.2 0.000668 1 AML other m 2020-12-06T22:51:39.92
IV.ENIC.HHN. ML:2.2 0.000658 0.8 AML other m 2020-12-06T22:51:41.54
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
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