Earthquake with magnitude of ML 2.1 on date 03-08-2007 and time 06:14:22 (Italy) in region Costa Calabra sud orientale (Reggio di Calabria)

A magnitude ML 2.1 earthquake occured in region: Costa Calabra sud orientale (Reggio di Calabria), on

  • 03-08-2007 04:14:22 (UTC)
  • 03-08-2007 06:14:22 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.9430, 16.3380 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

An earthquake occurred to
64 Km E of Reggio di Calabria (183035 inhabitants)
74 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
Md 2.3
ML 2.1
2007-08-03
04:14:22
37.943 16.338 11 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 645019
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2007-08-03 04:14:22 ± 0.38
Latitude 37.9430 ± 0.0189
Longitude 16.3380 ± 0.0182
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 645019

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2316
Semi-minor axis of confidence ellipse (meter) 1158
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 326
Circular confidence region, given by single value of horizontal uncertainty (meter) 2640.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 263
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.51171
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 4
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.4
Num. used stations
Type of magnitude ML
Reference to an origin 645019
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 12:15:45

Md:2.3

Field Value
Value 2.3
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 645019
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 12:15:45
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PLAC.HHZ. 2007-08-03T04:14:41.39 0.1 undecidable manual Sg 9 56.7987 0.74 39
IV.MTTG.HHE. 2007-08-03T04:14:40.77 10.0 undecidable manual Sg 0 0 0
MN.CEL.HHZ. 2007-08-03T04:14:39.21 0.1 undecidable manual Sg 312 52.3032 -0.241 46
IV.MPAZ.BHZ. 2007-08-03T04:14:33.53 0.3 undecidable manual Sg 272 28.9488 0.309 36
IV.PLAC.HHZ. 2007-08-03T04:14:32.81 0.1 positive manual Pg 9 56.7987 -0.34 90
MN.CEL.HHZ. 2007-08-03T04:14:32.48 0.1 undecidable manual Pg 312 52.3032 0.023 97
IV.SOI.EHE. 2007-08-03T04:14:32.99 0.1 undecidable manual Sg 300 28.6491 -0.147 49
IV.SOI.EHE. 2007-08-03T04:14:28.75 0.1 negative manual Pg 300 28.6491 -0.062 100
IV.MPAZ.BHZ. 2007-08-03T04:14:28.99 0.1 negative manual Pg 272 28.9488 0.13 99
IV.MTTG.HHE. 2007-08-03T04:14:10.67 10.0 undecidable manual Pg 0 0 0
IV.SLNA.SHZ. 2007-08-03T04:14:07.30 10.0 undecidable manual Pg 0 0 0
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