Earthquake with magnitude of ML 1.3 on date 04-10-2012 and time 00:09:21 (Italy) in region Costa Calabra sud orientale (Reggio di Calabria)

A magnitude ML 1.3 earthquake occured in region: Costa Calabra sud orientale (Reggio di Calabria), on

  • 03-10-2012 22:09:21 (UTC)
  • 04-10-2012 00:09:21 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.8840, 16.4040 at 50 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
71 Km E of Reggio di Calabria (183035 inhabitants)
82 Km E of Messina (238439 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 1.3 2012-10-03
22:09:21
37.884 16.4043 50 2014-09-19
08:14:18
Bollettino Sismico Italiano INGV 3331661
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2012-10-03 22:09:21 ± 0.29
Latitude 37.8840 ± 0.0135
Longitude 16.4043 ± 0.0239
Depth (km) 50 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 3331661

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2120
Semi-minor axis of confidence ellipse (meter) 1195
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 305
Circular confidence region, given by single value of horizontal uncertainty (meter) 2120.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 265
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.32106
Epicentral distance of station farthest from the epicenter (degree) 1.51266
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.1
Num. used stations 1
Type of magnitude ML
Reference to an origin 3331661
Agency INGV
Autore Manually reviewed by Franco Mele
Time of creation (UTC) 2014-09-18 12:46:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HVZN.HHZ. 2012-10-03T22:10:06.01 0.6 undecidable manual S 243 167.9097 95 1.08 25
IV.MEU.SHZ. 2012-10-03T22:10:03.54 1.0 undecidable manual S 239 162.9147 96 -0.31 18
IV.HLNI.HHZ. 2012-10-03T22:09:59.76 0.3 undecidable manual S 247 147.1416 96 -0.72 51
IV.SSY.HHZ. 2012-10-03T22:09:59.32 0.6 undecidable manual S 236 142.1466 97 -0.07 41
IV.HVZN.HHZ. 2012-10-03T22:09:46.79 0.3 undecidable manual P 243 167.9097 95 0.27 52
IV.MEU.SHZ. 2012-10-03T22:09:45.72 0.1 undecidable manual P 239 162.9147 96 -0.18 75
IV.HLNI.HHZ. 2012-10-03T22:09:43.60 0.1 undecidable manual P 247 147.1416 96 -0.35 77
IV.SSY.HHZ. 2012-10-03T22:09:43.31 0.1 undecidable manual P 236 142.1466 97 -0.01 81
IV.MSCL.HHZ. 2012-10-03T22:09:43.81 0.6 undecidable manual S 306 66.0894 112 0.41 46
IV.GMB.BHZ. 2012-10-03T22:09:42.35 0.6 undecidable manual S 302 59.2962 116 0.28 48
IV.MPAZ.HHZ. 2012-10-03T22:09:38.00 0.6 undecidable manual S 283 35.6421 135 0.1 48
IV.SOI.EHZ. 2012-10-03T22:09:37.74 0.6 undecidable manual S 305 37.1295 133 -0.38 47
IV.JOPP.HHZ. 2012-10-03T22:09:36.97 0.1 undecidable manual P 331 92.0412 103 -0.21 84
IV.MSCL.HHZ. 2012-10-03T22:09:34.02 0.1 undecidable manual P 306 66.0894 112 -0.07 92
IV.GMB.BHZ. 2012-10-03T22:09:33.42 0.3 undecidable manual P 302 59.2962 116 0.09 72
IV.SOI.EHZ. 2012-10-03T22:09:31.05 0.1 undecidable manual P 305 37.1295 133 0 100
IV.MPAZ.HHZ. 2012-10-03T22:09:31.16 0.1 undecidable manual P 283 35.6421 135 0.24 94
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SOI.EHE. ML:1.2 0.00003325 1.52 AML other m 2012-10-03T22:09:34.72
IV.SOI.EHN. ML:1.3 0.00004105 1.1 AML other m 2012-10-03T22:09:38.34
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
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