Earthquake with magnitude of ML 2.4 on date 04-03-2012 and time 05:31:34 (Italy) in region Costa Calabra nord occidentale (Cosenza)

A magnitude ML 2.4 earthquake occured in region: Costa Calabra nord occidentale (Cosenza), on

  • 04-03-2012 04:31:34 (UTC)
  • 04-03-2012 05:31:34 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 39.5100, 15.5900 at 270 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
62 Km W of Cosenza (67546 inhabitants)
87 Km NW 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
ML 2.4 2012-03-04
04:31:34
39.51 15.59 270 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1346199
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2012-03-04 04:31:34 ± 0.42
Latitude 39.5100 ± 0.0261
Longitude 15.5900 ± 0.0583
Depth (km) 270 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1346199

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 5012
Semi-minor axis of confidence ellipse (meter) 1408
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 75
Circular confidence region, given by single value of horizontal uncertainty (meter) 5780.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 191
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.44
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.97307
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 9
Magnitude information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 1346199
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-06 02:51:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIPA.HHZ. 2012-03-04T04:32:39.34 0.6 undecidable manual Sg 91 104.9172 -0.632 41
IV.JOPP.HHZ. 2012-03-04T04:32:39.62 0.6 undecidable manual Sg 166 103.4187 -0.225 47
IV.SCHR.EHZ. 2012-03-04T04:32:39.60 0.6 undecidable manual Sg 28 86.9463 0.975 37
IV.SALB.HHZ. 2012-03-04T04:32:37.88 0.6 undecidable manual Sg 57 76.2681 -0.057 51
IV.MMN.HHZ. 2012-03-04T04:32:13.57 10.0 undecidable manual Sg 0 0 0
MN.TIP.HHZ. 2012-03-04T04:32:12.64 0.1 undecidable manual Pg 110 106.7154 0.185 93
IV.PIPA.HHZ. 2012-03-04T04:32:12.36 0.1 negative manual Pg 91 104.9172 -0.012 96
IV.SERS.HHZ. 2012-03-04T04:32:12.80 0.1 negative manual Pg 119 108.0141 0.284 91
IV.JOPP.HHZ. 2012-03-04T04:32:12.48 0.1 negative manual Pg 166 103.4187 0.182 93
IV.SCHR.EHZ. 2012-03-04T04:32:11.54 0.1 undecidable manual Pg 28 86.9463 -0.054 99
IV.SIRI.HHN. 2012-03-04T04:32:11.39 0.3 undecidable manual Pg 17 78.1662 0.125 74
IV.SALB.HHZ. 2012-03-04T04:32:10.98 0.1 undecidable manual Pg 57 76.2681 -0.216 98
IV.MGR.HHZ. 2012-03-04T04:32:10.80 0.1 negative manual Pg 357 69.6747 -0.175 100
IV.CET2.HHZ. 2012-03-04T04:32:09.81 0.3 undecidable manual Pg 86 31.2465 -0.255 79
IV.FIR.HHE. 2012-03-04T04:32:08.97 10.0 undecidable manual Pg 0 0 0
IV.MMN.HHZ. 2012-03-04T04:32:07.51 10.0 undecidable manual Pg 0 0 0
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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