Earthquake with magnitude of ML 2.1 on date 31-05-2010 and time 10:29:30 (UTC) in region Costa Siciliana nord orientale (Messina)

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

  • 31-05-2010 10:29:30 (UTC)
  • 31-05-2010 12:29:30 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.3570, 15.4580 at 62 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
Spadafora ME 17 5021 13605
Venetico ME 17 3911 17516
Saponara ME 18 3988 21504
Valdina ME 20 1355 22859
Messina ME 20 238439 261298

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km NW of Messina (238439 inhabitants)
32 Km NW of Reggio di Calabria (183035 inhabitants)
87 Km N of Acireale (52622 inhabitants)
100 Km NE 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 2.1 2010-05-31
10:29:30
38.357 15.458 63 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1059759
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2010-05-31 10:29:30 ± 0.22
Latitude 38.3570 ± 0.0126
Longitude 15.4580 ± 0.0149
Depth (km) 63 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1059759

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1749
Semi-minor axis of confidence ellipse (meter) 174
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 140
Circular confidence region, given by single value of horizontal uncertainty (meter) 1910.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 222
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.45146
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 4
Magnitude information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 1059759
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 20:24:57
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MONC.HHN. 2010-05-31T10:30:07.80 10.0 undecidable manual Pg 0 0 0
IV.MMME.HHE. 2010-05-31T10:29:50.81 0.3 undecidable manual Sg 201 50.1165 -0.011 72
MN.CEL.HHN. 2010-05-31T10:29:49.43 0.1 undecidable manual Sg 106 39.4272 0.158 95
IV.MILZ.HHN. 2010-05-31T10:29:47.49 0.3 undecidable manual Sg 244 21.9669 0.14 74
IV.MSRU.HHZ. 2010-05-31T10:29:46.51 0.3 undecidable manual Sg 157 11.2776 -0.144 75
IV.MMME.HHE. 2010-05-31T10:29:42.11 0.3 undecidable manual Pg 201 50.1165 0.043 71
MN.CEL.HHN. 2010-05-31T10:29:41.10 0.1 undecidable manual Pg 106 39.4272 -0.072 97
IV.ORI.HHZ. 2010-05-31T10:29:40.25 10.0 undecidable manual Sg 0 0 0
IV.MILZ.HHN. 2010-05-31T10:29:40.16 0.3 undecidable manual Pg 244 21.9669 0.098 74
IV.MSRU.HHZ. 2010-05-31T10:29:39.50 0.1 undecidable manual Pg 157 11.2776 -0.163 100
MN.PDG.HHZ. 2010-05-31T10:29:25.93 10.0 undecidable manual Pg 0 0 0
SI.ABSI.BHZ. 2010-05-31T10:29:24.11 10.0 undecidable manual Pg 0 0 0
IV.ORI.HHZ. 2010-05-31T10:29:22.13 10.0 undecidable manual Pg 0 0 0
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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