Earthquake with magnitude of ML 2.1 on date 04-01-2006 and time 05:17:36 (Italy) in region Tirreno Meridionale (MARE)

A magnitude ML 2.1 earthquake occured in region: Tirreno Meridionale (MARE), on

  • 04-01-2006 04:17:36 (UTC)
  • 04-01-2006 05:17:36 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 39.3640, 14.8370 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

No Italian municipalities within 100 km from the epicenter with at least 50000 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 2.6
ML 2.1
2006-01-04
04:17:36
39.364 14.837 10 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 547239
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2006-01-04 04:17:36 ± 0.63
Latitude 39.3640 ± 0.0189
Longitude 14.8370 ± 0.0489
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 547239

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 4421
Semi-minor axis of confidence ellipse (meter) 1474
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 111
Circular confidence region, given by single value of horizontal uncertainty (meter) 4695.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 264
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.55
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.34179
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 6
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.0
Num. used stations
Type of magnitude ML
Reference to an origin 547239
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 10:33:00

Md:2.6

Field Value
Value 2.6
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 547239
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 10:33:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GRI.EHZ. 2006-01-04T04:18:18.89 0.3 undecidable manual Sg 113 148.9398 -0.213 35
IV.SGO.SHZ. 2006-01-04T04:18:16.83 0.3 undecidable manual Sg 17 138.6612 0.468 34
IV.CMPR.HHE. 2006-01-04T04:18:08.60 0.1 undecidable manual Sg 20 113.0979 -0.933 40
IV.MGR.EHE. 2006-01-04T04:18:07.43 0.3 undecidable manual Sg 35 105.4167 -0.049 40
IV.GRI.EHZ. 2006-01-04T04:18:00.90 0.3 undecidable manual Pg 113 148.9398 -0.26 70
IV.SGO.SHZ. 2006-01-04T04:17:59.29 0.3 undecidable manual Pg 17 138.6612 -0.288 71
IV.SLCN.SHZ. 2006-01-04T04:17:59.35 0.3 undecidable manual Pg 30 132.4674 0.724 63
IV.TDS.SHZ. 2006-01-04T04:17:58.85 0.1 undecidable manual Pg 75 132.5673 0.212 97
IV.CMPR.HHE. 2006-01-04T04:17:55.36 0.1 undecidable manual Pg 20 113.0979 -0.275 100
IV.MGR.EHE. 2006-01-04T04:17:54.86 0.3 undecidable manual Pg 35 105.4167 0.411 74
IV.FIU.EHN. 2006-01-04T04:17:36.79 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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