Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.5 on date 24-01-2010 and time 23:31:01 (UTC) in region Tirreno Meridionale (MARE)

A magnitude ML 2.5 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 24-01-2010 23:31:01 (UTC)
  • 25-01-2010 00:31:01 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.5770, 15.5670 at 177 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.

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Municipalities within 20 km from the epicenter

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km N of Messina (238439 inhabitants)
52 Km N of Reggio di Calabria (183035 inhabitants)
79 Km SW of Lamezia Terme (70714 inhabitants)
96 Km W of Catanzaro (90612 inhabitants)
100 Km SW of Cosenza (67546 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 2.5 2010-01-24
23:31:01		 38.577 15.567 177 2014-10-21
12:27:13		 Bollettino Sismico Italiano INGV 1009059
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2010-01-24 23:31:01 ± 0.28
Latitude 38.5770 ± 0.0153
Longitude 15.5670 ± 0.0334
Depth (km) 177 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1009059

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2939
Semi-minor axis of confidence ellipse (meter) 1250
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 115
Circular confidence region, given by single value of horizontal uncertainty (meter) 3361.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 165
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.84
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 2.49202
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 18
Magnitude information

ML:2.5

Field Value
Value 2.5
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 1009059
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 19:21:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FIR.HHE. 2010-01-24T23:32:25.78 10.0 undecidable manual Pg 0 0 0
IV.SALB.HHZ. 2010-01-24T23:31:57.00 0.6 undecidable manual Sg 25 158.9187 0.776 33
MN.TIP.HHZ. 2010-01-24T23:31:51.11 0.6 undecidable manual Sg 57 122.6883 -0.03 45
IV.SERS.HHZ. 2010-01-24T23:31:49.55 0.6 undecidable manual Sg 62 109.5126 0.038 46
IV.GRI.EHN. 2010-01-24T23:31:46.67 0.6 undecidable manual Sg 70 78.6657 0.429 45
IV.MPAZ.HHN. 2010-01-24T23:31:46.48 0.6 undecidable manual Sg 151 79.1652 0.192 48
IV.MTTG.HHN. 2010-01-24T23:31:45.69 0.6 undecidable manual Sg 170 64.7907 0.631 44
IV.SOI.EHZ. 2010-01-24T23:31:45.30 0.3 undecidable manual Sg 143 70.1742 -0.199 72
IV.PLAC.HHZ. 2010-01-24T23:31:45.84 0.3 undecidable manual Sg 100 76.9674 -0.241 71
MN.CEL.HHZ. 2010-01-24T23:31:43.13 0.6 undecidable manual Sg 141 45.2214 -0.609 45
IV.MSRU.HHZ. 2010-01-24T23:31:42.60 0.6 undecidable manual Sg 188 35.1426 -0.633 46
IV.NOCI.HHE. 2010-01-24T23:31:41.96 0.3 undecidable manual Pg 27 276.612 -2.789 4
GE.MATE.HHN. 2010-01-24T23:31:39.44 0.3 undecidable manual Pg 23 249.5613 -2.427 9
IV.CRAC.EHE. 2010-01-24T23:31:37.56 0.3 undecidable manual Pg 20 211.7325 -0.446 43
IV.MCEL.HHZ. 2010-01-24T23:31:36.53 0.1 undecidable manual Pg 6 194.8605 0.168 66
IV.ORI.HHZ. 2010-01-24T23:31:34.82 0.6 undecidable manual Pg 25 180.1863 -0.16 36
IV.SALB.HHZ. 2010-01-24T23:31:33.32 0.1 undecidable manual Pg 25 158.9187 0.244 78
MN.CUC.HHE. 2010-01-24T23:31:32.58 0.3 undecidable manual Pg 8 158.5191 -0.463 56
IV.PIPA.HHZ. 2010-01-24T23:31:32.10 0.1 undecidable manual Pg 47 147.3414 0.01 86
MN.TIP.HHZ. 2010-01-24T23:31:30.14 0.1 negative manual Pg 57 122.6883 0 91
IV.SERS.HHZ. 2010-01-24T23:31:29.33 0.1 negative manual Pg 62 109.5126 0.129 91
IV.PLAC.HHZ. 2010-01-24T23:31:27.29 0.1 negative manual Pg 100 76.9674 0.067 98
IV.MPAZ.HHN. 2010-01-24T23:31:27.44 0.1 undecidable manual Pg 151 79.1652 0.1 97
IV.MMME.HHN. 2010-01-24T23:31:27.71 0.3 undecidable manual Pg 201 76.2681 0.524 67
IV.GRI.EHN. 2010-01-24T23:31:27.48 0.1 undecidable manual Pg 70 78.6657 0.164 96
IV.TDS.SHZ. 2010-01-24T23:31:27.53 10.0 undecidable manual Pg 0 0 0
IV.MTTG.HHN. 2010-01-24T23:31:26.94 0.1 negative manual Pg 170 64.7907 0.309 96
IV.SOI.EHZ. 2010-01-24T23:31:26.97 0.1 negative manual Pg 143 70.1742 0.087 99
IV.MSRU.HHZ. 2010-01-24T23:31:25.20 0.3 undecidable manual Pg 188 35.1426 -0.373 74
MN.CEL.HHZ. 2010-01-24T23:31:25.62 0.1 negative manual Pg 141 45.2214 -0.252 100
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