Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 09-12-2015 and time 00:07:26 (UTC) in region Costa Siciliana nord orientale (Messina)

A magnitude ML 1.7 earthquake occured in region: Costa Siciliana nord orientale (Messina), on

  • 09-12-2015 00:07:26 (UTC)
  • 09-12-2015 01:07:26 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.3750, 15.4340 at 109 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Villafranca Tirrena ME 15 8584 8584
Spadafora ME 18 5021 13605
Venetico ME 18 3911 17516
Saponara ME 20 3988 21504

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km NW of Messina (238439 inhabitants)
35 Km NW of Reggio di Calabria (183035 inhabitants)
88 Km N of Acireale (52622 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 1.7 2015-12-09
00:07:26		 38.3752 15.4337 109 2016-02-19
13:23:08		 Bollettino Sismico Italiano INGV 23079181
Reviewed
Rev100 		ML 1.7 2015-12-09
00:07:26		 38.3752 15.4337 109 2015-12-09
00:16:57		 Sala Sismica INGV-Roma 22610571
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2015-12-09 00:07:26 ± 0.28
Latitude 38.3752 ± 0.0180
Longitude 15.4337 ± 0.0287
Depth (km) 109 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 23079181

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2875
Semi-minor axis of confidence ellipse (meter) 964
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 127
Circular confidence region, given by single value of horizontal uncertainty (meter) 2880.0
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 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.12591
Epicentral distance of station farthest from the epicenter (degree) 1.76357
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.1
Num. used stations 1
Type of magnitude ML
Reference to an origin 23079181
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2016-01-14 09:42:41

ML:1.7

Field Value
Value 1.7
Uncertainty 0.1
Num. used stations 1
Type of magnitude ML
Reference to an origin 22610571
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2015-12-09 00:16:57
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SPS2.HHE. 2015-12-09T00:08:07.50 0.6 undecidable manual S 37 128.1717 126 0.5 38
IV.CAR1.HHE. 2015-12-09T00:08:05.34 0.6 undecidable manual S 34 118.3926 128 0.03 43
IV.MGR.HHE. 2015-12-09T00:07:57.31 0.6 undecidable manual P 3 195.7596 114 -0.04 32
IV.BULG.HHE. 2015-12-09T00:07:56.89 0.6 undecidable manual P 359 188.9664 115 0.31 31
IV.JOPP.HHZ. 2015-12-09T00:07:55.91 0.6 undecidable manual S 57 46.9197 155 0.4 46
IV.MSRU.HHE. 2015-12-09T00:07:52.95 0.6 undecidable manual S 152 13.9749 172 -0.5 46
IV.CET2.HHZ. 2015-12-09T00:07:50.94 0.3 undecidable manual P 19 135.6642 124 0.15 60
IV.SPS2.HHE. 2015-12-09T00:07:49.51 0.1 undecidable manual P 37 128.1717 126 -0.52 75
IV.CAR1.HHE. 2015-12-09T00:07:48.75 0.1 undecidable manual P 34 118.3926 128 -0.31 80
IV.MSFR.HHE. 2015-12-09T00:07:46.01 0.6 undecidable manual P 243 82.5507 139 0.18 44
IV.PLAC.HHZ. 2015-12-09T00:07:46.45 0.3 undecidable manual P 84 87.7455 138 0.19 66
IV.IFIL.HHE. 2015-12-09T00:07:45.45 0.6 undecidable manual P 286 77.4669 141 0.03 46
IV.MUCR.HHE. 2015-12-09T00:07:44.36 0.6 undecidable manual P 233 61.0944 148 0.11 47
IV.JOPP.HHZ. 2015-12-09T00:07:43.55 0.6 positive manual P 57 46.9197 155 0.15 48
IV.MSRU.HHE. 2015-12-09T00:07:42.01 0.1 undecidable manual P 152 13.9749 172 -0.2 100
IV.MPNC.HHE. 2015-12-09T00:07:42.87 0.6 undecidable manual P 196 26.3514 165 0.36 47
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.JOPP.HHN. ML:1.8 0.00004685 0.64 AML other m 2015-12-09T00:07:57.43
IV.JOPP.HHE. ML:1.7 0.0000348 0.16 AML other m 2015-12-09T00:07:57.54
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