Earthquake with magnitude of Md 2.1 on date 30-10-2013 and time 23:58:50 (Italy) in region Costa Siciliana nord orientale (Messina)

A magnitude Md 2.1 earthquake occured in region: Costa Siciliana nord orientale (Messina), on

  • 30-10-2013 22:58:50 (UTC)
  • 30-10-2013 23:58:50 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.3420, 15.5240 at 119 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
Villafranca Tirrena ME 14 8584 8584
Messina ME 17 238439 247023
Villa San Giovanni RC 17 13784 260807
Saponara ME 18 3988 264795
Campo Calabro RC 18 4536 269331
Spadafora ME 19 5021 274352
Scilla RC 19 4964 279316
Venetico ME 19 3911 283227

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km N of Messina (238439 inhabitants)
28 Km NW of Reggio di Calabria (183035 inhabitants)
87 Km NE of Acireale (52622 inhabitants)
99 Km SW of Lamezia Terme (70714 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
Md 2.1 2013-10-30
22:58:50
38.3425 15.5238 119 2015-01-20
11:29:33
Bollettino Sismico Italiano INGV 7697861
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2013-10-30 22:58:50 ± 0.99
Latitude 38.3425 ± 0.0648
Longitude 15.5238 ± 0.0929
Depth (km) 119 ± 7 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 7697861

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 8771
Semi-minor axis of confidence ellipse (meter) 5551
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 132
Circular confidence region, given by single value of horizontal uncertainty (meter) 8770.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 147
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.45
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.23207
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 6
Magnitude information

Md:2.1

Field Value
Value 2.1
Uncertainty 0.5
Num. used stations 3
Type of magnitude Md
Reference to an origin 7697861
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2014-08-08 09:50:25
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIPA.HHZ. 2013-10-30T22:59:48.99 3.0 undecidable manual Sg 2.24 0
IV.MCSR.HHE. 2013-10-30T22:59:22.99 0.6 undecidable manual S 220 40.0266 160 2.41 18
IV.IVPL.HHZ. 2013-10-30T22:59:21.20 0.6 undecidable manual S 275 47.4192 156 0.03 72
IV.ATN.BHZ. 2013-10-30T22:59:18.99 0.6 undecidable manual S 194 20.9679 169 -0.48 69
IV.CET2.HHN. 2013-10-30T22:59:15.47 0.3 undecidable manual P 16 136.7631 127 0.17 88
IV.CAR1.HHZ. 2013-10-30T22:59:13.46 0.6 negative manual P 30 117.1938 132 0.05 63
IV.JOPP.HHZ. 2013-10-30T22:59:08.09 0.6 negative manual P 47 42.9237 158 0.08 72
IV.MCSR.HHE. 2013-10-30T22:59:08.31 0.6 undecidable manual P 220 40.0266 160 0.43 67
IV.IVPL.HHZ. 2013-10-30T22:59:07.83 0.3 undecidable manual P 275 47.4192 156 -0.4 100
IV.ATN.BHZ. 2013-10-30T22:59:06.88 0.6 negative manual P 194 20.9679 169 -0.36 70
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
Waveforms Seismic signals in miniseed + resp format Download