Earthquake with magnitude of ML 1.7 on date 29-04-2012 and time 10:15:41 (Italy) in region Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria)

A magnitude ML 1.7 earthquake occured in region: Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria), on

  • 29-04-2012 08:15:41 (UTC)
  • 29-04-2012 10:15:41 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.5310, 15.6960 at 56 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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Ricadi VV 18 4900 4900
Joppolo VV 19 1926 6826
San Ferdinando RC 20 4490 11316

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km NE of Messina (238439 inhabitants)
47 Km N of Reggio di Calabria (183035 inhabitants)
73 Km SW of Lamezia Terme (70714 inhabitants)
89 Km SW of Catanzaro (90612 inhabitants)
98 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
Md 1.9
ML 1.7
2012-04-29
08:15:41
38.531 15.696 56 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1365199
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2012-04-29 08:15:41 ± 0.4
Latitude 38.5310 ± 0.0225
Longitude 15.6960 ± 0.0299
Depth (km) 56 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1365199

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2577
Semi-minor axis of confidence ellipse (meter) 2155
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 141
Circular confidence region, given by single value of horizontal uncertainty (meter) 3606.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 154
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.49
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.82558
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 6
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 1365199
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-06 03:18:09

Md:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations
Type of magnitude Md
Reference to an origin 1365199
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-06 03:18:09
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHN. 2012-04-29T08:16:55.81 10.0 undecidable manual Pg 0 0 0
IV.CING.HHZ. 2012-04-29T08:16:41.97 10.0 undecidable manual Pg 0 0 0
IV.MGR.HHE. 2012-04-29T08:16:26.87 10.0 undecidable manual Pg 0 0 0
IV.CAR1.HHN. 2012-04-29T08:16:08.07 0.3 undecidable manual Sg 29 91.6416 -0.646 78
IV.PLAC.HHE. 2012-04-29T08:16:03.89 0.3 undecidable manual Sg 98 65.0904 0.423 87
IV.ATN.BHN. 2012-04-29T08:16:00.55 10.0 undecidable manual Pg 0 0 0
IV.MILZ.HHN. 2012-04-29T08:16:00.87 0.6 undecidable manual Sg 235 49.617 0.158 62
IV.MSCL.HHE. 2012-04-29T08:15:57.49 0.3 undecidable manual Sg 166 34.1436 -0.859 78
IV.MSRU.HHZ. 2012-04-29T08:15:57.96 0.3 undecidable manual Sg 209 33.8439 -0.347 94
IV.JOPP.HHZ. 2012-04-29T08:15:56.92 0.3 undecidable manual Sg 63 18.4704 0.294 96
IV.CAR1.HHN. 2012-04-29T08:15:56.76 0.3 undecidable manual Pg 29 91.6416 -0.275 86
IV.PLAC.HHE. 2012-04-29T08:15:54.27 0.3 undecidable manual Pg 98 65.0904 0.265 90
IV.MILZ.HHN. 2012-04-29T08:15:52.78 0.3 undecidable manual Pg 235 49.617 0.367 89
IV.MSRU.HHZ. 2012-04-29T08:15:51.21 0.3 undecidable manual Pg 209 33.8439 0.186 96
IV.MSCL.HHE. 2012-04-29T08:15:51.02 0.3 undecidable manual Pg 166 34.1436 -0.03 100
IV.JOPP.HHZ. 2012-04-29T08:15:50.31 0.3 undecidable manual Pg 63 18.4704 0.256 97
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