Earthquake with magnitude of ML 2.4 on date 20-05-2009 and time 14:45:47 (Italy) in region Isole Eolie (Messina)

A magnitude ML 2.4 earthquake occured in region: Isole Eolie (Messina), on

  • 20-05-2009 12:45:47 (UTC)
  • 20-05-2009 14:45:47 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.5180, 15.1780 at 160 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
Lipari ME 20 12753 12753

Municipalities with at least 50000 inhabitants

An earthquake occurred to
49 Km NW of Messina (238439 inhabitants)
61 Km NW of Reggio di Calabria (183035 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 2.3
ML 2.4
2009-05-20
12:45:47
38.518 15.178 160 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 872989
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-05-20 12:45:47 ± 0.42
Latitude 38.5180 ± 0.0495
Longitude 15.1780 ± 0.0839
Depth (km) 160 ± 5 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 872989

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 8352
Semi-minor axis of confidence ellipse (meter) 3351
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 123
Circular confidence region, given by single value of horizontal uncertainty (meter) 9140.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 252
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.48
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.28603
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 872989
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 16:34:44

Md:2.3

Field Value
Value 2.3
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 872989
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 16:34:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SERS.HHN. 2009-05-20T12:46:37.26 0.1 undecidable manual Sg 66 142.746 0.526 79
IV.PLAC.HHN. 2009-05-20T12:46:31.65 0.1 undecidable manual Sg 94 109.7124 -0.458 87
IV.SOI.EHZ. 2009-05-20T12:46:30.37 0.3 undecidable manual Sg 123 90.8424 0.543 65
MN.CEL.HHN. 2009-05-20T12:46:27.35 0.6 undecidable manual Sg 114 68.4759 -0.209 50
IV.JOPP.HHN. 2009-05-20T12:46:27.08 0.6 undecidable manual Sg 81 62.1933 0.062 52
I1.MSCL.BHE. 2009-05-20T12:46:26.84 0.3 undecidable manual Sg 121 61.8936 -0.157 76
IV.SERS.HHN. 2009-05-20T12:46:15.87 0.1 undecidable manual Pg 66 142.746 0.126 87
IV.PLAC.HHN. 2009-05-20T12:46:12.92 0.1 undecidable manual Pg 94 109.7124 -0.151 93
IV.MPAZ.BHN. 2009-05-20T12:46:12.43 0.1 undecidable manual Pg 131 95.5377 0.358 91
IV.SOI.EHZ. 2009-05-20T12:46:11.62 0.1 undecidable manual Pg 123 90.8424 -0.136 96
IV.MMME.BHE. 2009-05-20T12:46:11.28 0.6 undecidable manual Pg 174 64.8906 1.012 38
MN.CEL.HHN. 2009-05-20T12:46:10.28 0.3 undecidable manual Pg 114 68.4759 -0.167 75
I1.MSCL.BHE. 2009-05-20T12:46:09.71 0.1 undecidable manual Pg 121 61.8936 -0.412 96
IV.JOPP.HHN. 2009-05-20T12:46:09.92 0.1 undecidable manual Pg 81 62.1933 -0.212 100
IV.TDS.SHZ. 2009-05-20T12:46:00.05 10.0 undecidable manual Pg 0 0 0
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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