Earthquake with magnitude of Md 2.5 on date 03-01-2003 and time 12:44:03 (Italy) in region Mar Ionio Meridionale (MARE)

A magnitude Md 2.5 earthquake occured in region: Mar Ionio Meridionale (MARE), on

  • 03-01-2003 11:44:03 (UTC)
  • 03-01-2003 12:44:03 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.5930, 16.1900 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.

Municipalities within 20 km from the epicenter

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
75 Km SE of Reggio di Calabria (183035 inhabitants)
87 Km SE of Messina (238439 inhabitants)
90 Km E of Acireale (52622 inhabitants)
98 Km E of Catania (314555 inhabitants)
99 Km NE of Siracusa (122291 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 2.5
ML-VAX 2.3
2003-01-03
11:44:03
37.593 16.19 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 465939
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2003-01-03 11:44:03 ± 0.543
Latitude 37.5930 ± 0.0180
Longitude 16.1900 ± 0.0494
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 465939

Uncertainty

Field Value
Preferred uncertainty description horizontal uncertainty
Semi-major axis of confidence ellipse (meter)
Semi-minor axis of confidence ellipse (meter)
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)
Circular confidence region, given by single value of horizontal uncertainty (meter) 4787.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 254
Number of associated phases, regardless of their use for origin computation 7
Number of defining phases 7
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00437
Epicentral distance of station farthest from the epicenter (degree) 0.01012
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitudes information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 465939
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 00:21:38

ML:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 465939
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 13:07:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.AGST.E. 2003-01-03T11:44:31.57 10.0 undecidable manual SG 246 0.8214 -0.45 0.2
--.PZI.Z. 2003-01-03T11:44:24.54 10.0 positive manual PN 241 1.1211 -0.26 1.5
--.MTTG.Z. 2003-01-03T11:44:22.64 10.0 undecidable manual SG 316 0.555 -0.69 0.1
--.AGST.Z. 2003-01-03T11:44:20.60 10.0 positive manual PG 246 0.8214 0.17 2
--.SOI.E. 2003-01-03T11:44:20.81 10.0 undecidable manual SG 347 0.4884 -0.21 0.4
--.MTTG.Z. 2003-01-03T11:44:15.43 10.0 negative manual PG 316 0.555 0.56 0.8
--.SOI.Z. 2003-01-03T11:44:13.39 10.0 negative manual PG 347 0.4884 -0.14 2.1
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