Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.6 on date 23-12-2015 and time 15:32:45 (Italy) in region 4 km E Castroreale (ME)

A magnitude ML 0.6 earthquake occured in region: 4 km E Castroreale (ME), on

  • 23-12-2015 14:32:45 (UTC)
  • 23-12-2015 15:32:45 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.0940, 15.2580 at 10 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
Castroreale ME 4 2504 2504
Santa Lucia del Mela ME 6 4650 7154
Barcellona Pozzo di Gotto ME 7 41583 48737
Rodì Milici ME 8 2056 50793
Merì ME 8 2338 53131
San Filippo del Mela ME 9 7115 60246
Gualtieri Sicaminò ME 9 1807 62053
Terme Vigliatore ME 10 7395 69448
Mazzarrà Sant'Andrea ME 11 1531 70979
Pace del Mela ME 11 6239 77218
Condrò ME 11 493 77711
San Pier Niceto ME 11 2837 80548
Mandanici ME 11 601 81149
Furnari ME 12 3784 84933
Antillo ME 13 919 85852
Monforte San Giorgio ME 13 2777 88629
Fiumedinisi ME 13 1409 90038
Torregrotta ME 14 7431 97469
Novara di Sicilia ME 14 1337 98806
Fondachelli-Fantina ME 14 1019 99825
Milazzo ME 14 31646 131471
Roccavaldina ME 14 1133 132604
Tripi ME 15 873 133477
Pagliara ME 15 1170 134647
Valdina ME 15 1355 136002
Falcone ME 16 2808 138810
Alì ME 16 768 139578
Casalvecchio Siculo ME 16 842 140420
Rometta ME 16 6650 147070
Itala ME 17 1640 148710
Savoca ME 17 1732 150442
Venetico ME 17 3911 154353
Limina ME 17 836 155189
Basicò ME 18 612 155801
Alì Terme ME 18 2539 158340
Oliveri ME 18 2181 160521
Spadafora ME 18 5021 165542
Nizza di Sicilia ME 18 3667 169209
Roccalumera ME 18 4141 173350
Roccafiorita ME 18 197 173547
Furci Siculo ME 18 3382 176929
Scaletta Zanclea ME 19 2140 179069
Santa Teresa di Riva ME 19 9377 188446
Saponara ME 19 3988 192434

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km W of Messina (238439 inhabitants)
34 Km W of Reggio di Calabria (183035 inhabitants)
54 Km N of Acireale (52622 inhabitants)
67 Km N of Catania (314555 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 0.6 2015-12-23
14:32:45		 38.094 15.2578 11 2016-02-19
13:23:08		 Bollettino Sismico Italiano INGV 23465141
Reviewed
Rev100 		ML 0.8 2015-12-23
14:32:44		 38.0833 15.2612 20 2015-12-23
14:37:45		 Sala Sismica INGV-Roma 22796961
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2015-12-23 14:32:45 ± 0.22
Latitude 38.0940 ± 0.0045
Longitude 15.2578 ± 0.0091
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 23465141

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 767
Semi-minor axis of confidence ellipse (meter) 308
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 296
Circular confidence region, given by single value of horizontal uncertainty (meter) 770.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 134
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.03687
Epicentral distance of station farthest from the epicenter (degree) 0.17807
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitudes information

ML:0.6

Field Value
Value 0.6
Uncertainty 0.2
Num. used stations 1
Type of magnitude ML
Reference to an origin 23465141
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2016-02-11 16:58:58

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 1
Type of magnitude ML
Reference to an origin 22796961
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2015-12-23 14:37:45
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MILZ.HHZ. 2015-12-23T14:32:53.39 0.6 undecidable manual S 353 19.7691 118 -0.08 49
IV.AIO.HHZ. 2015-12-23T14:32:51.78 0.3 undecidable manual S 189 13.7751 127 0.07 75
IV.NOV.HHZ. 2015-12-23T14:32:51.46 0.6 undecidable manual S 235 12.876 129 0 51
IV.MPNC.HHZ. 2015-12-23T14:32:50.98 0.3 undecidable manual S 55 10.0788 136 0.22 73
IV.MILZ.HHZ. 2015-12-23T14:32:50.25 0.6 undecidable manual P 353 19.7691 118 0.06 50
IV.MCSR.HHZ. 2015-12-23T14:32:49.56 0.6 undecidable manual S 217 4.0959 159 -0.05 51
IV.NOV.HHZ. 2015-12-23T14:32:49.30 0.1 undecidable manual P 235 12.876 129 0.28 96
IV.AIO.HHZ. 2015-12-23T14:32:49.09 0.1 undecidable manual P 189 13.7751 127 -0.08 100
IV.MPNC.HHZ. 2015-12-23T14:32:48.51 0.1 undecidable manual P 55 10.0788 136 -0.11 100
IV.MCSR.HHZ. 2015-12-23T14:32:47.68 0.1 undecidable manual P 217 4.0959 159 -0.27 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.AIO.HHE. ML:0.7 0.000055150000000000006 0.22 AML other m 2015-12-23T14:32:52.97
IV.AIO.HHN. ML:0.5 0.00003015 0.7 AML other m 2015-12-23T14:32:53.62
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