Earthquake with magnitude of ML 2.1 on date 06-06-2012 and time 18:45:25 (Italy) in region Mar Ionio Meridionale (MARE)

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

  • 06-06-2012 16:45:25 (UTC)
  • 06-06-2012 18:45:25 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.3780, 16.2740 at 30 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
94 Km E of Siracusa (122291 inhabitants)
99 Km SE 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
Reviewed
Rev100
ML 2.1 2012-06-06
16:45:25
37.3908 16.3022 34 2014-10-21
12:08:56
Sala Sismica INGV-Roma 1583051
Bulletin
Rev1000
ML 2.1 2012-06-06
16:45:25
37.3778 16.2738 31 2014-09-19
08:14:18
Bollettino Sismico Italiano INGV 2721851
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2012-06-06 16:45:25 ± 0.32
Latitude 37.3778 ± 0.0117
Longitude 16.2738 ± 0.0192
Depth (km) 31 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 2721851

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1602
Semi-minor axis of confidence ellipse (meter) 1319
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 316
Circular confidence region, given by single value of horizontal uncertainty (meter) 1600.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 260
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.61244
Epicentral distance of station farthest from the epicenter (degree) 1.17901
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.4
Num. used stations 2
Type of magnitude ML
Reference to an origin 2721851
Agency INGV
Autore Manually reviewed by Franco Mele
Time of creation (UTC) 2014-09-18 12:42:24

ML:2.1

Field Value
Value 2.1
Uncertainty 0.4
Num. used stations 0
Type of magnitude ML
Reference to an origin 1583051
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2012-06-06 17:58:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MEU.SHZ. 2012-06-06T16:46:02.73 0.6 undecidable manual S 257 130.869 54 0.29 46
IV.HAVL.HHZ. 2012-06-06T16:45:58.56 0.3 undecidable manual S 246 111.8991 54 0.21 71
IV.HAGA.HHZ. 2012-06-06T16:45:55.30 0.3 undecidable manual S 264 99.2229 103 -0.02 74
IV.SOI.EHZ. 2012-06-06T16:45:49.53 0.3 undecidable manual S 346 79.5648 106 -0.69 62
IV.MPAZ.HHZ. 2012-06-06T16:45:47.63 0.6 undecidable manual S 340 67.9764 109 0.34 51
IV.MEU.SHZ. 2012-06-06T16:45:47.00 0.6 undecidable manual P 257 130.869 54 0.04 46
IV.HLNI.HHZ. 2012-06-06T16:45:45.88 0.1 undecidable manual P 269 123.6873 54 -0.18 93
IV.HAVL.HHZ. 2012-06-06T16:45:44.37 0.1 undecidable manual P 246 111.8991 54 -0.22 98
IV.MSCL.HHZ. 2012-06-06T16:45:43.38 0.1 undecidable manual P 336 103.8183 102 -0.16 98
IV.HAGA.HHZ. 2012-06-06T16:45:42.63 0.3 undecidable manual P 264 99.2229 103 -0.22 75
IV.SOI.EHZ. 2012-06-06T16:45:39.66 0.3 undecidable manual P 346 79.5648 106 -0.24 77
IV.MPAZ.HHZ. 2012-06-06T16:45:38.40 0.1 undecidable manual P 340 67.9764 109 0.19 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.HAVL.HHN. ML:2.5 0.000248 0.34 AML other m 2012-06-06T16:45:59.14
IV.HAVL.HHE. ML:2.3 0.000169 1.16 AML other m 2012-06-06T16:45:59.13
IV.MPAZ.HHE. ML:1.5 0.0000492 0.36 AML other m 2012-06-06T16:45:47.98
IV.MPAZ.HHN. ML:1.8 0.00009204999999999999 0.3 AML other m 2012-06-06T16:46:39.42
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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