Earthquake with magnitude of ML 2.0 on date 23-07-2010 and time 20:58:07 (UTC) in region Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria)

A magnitude ML 2.0 earthquake occured in region: Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria), on

  • 23-07-2010 20:58:07 (UTC)
  • 23-07-2010 22:58:07 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.9690, 15.7380 at 172 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
50 Km W of Lamezia Terme (70714 inhabitants)
58 Km SW of Cosenza (67546 inhabitants)
75 Km W of Catanzaro (90612 inhabitants)
88 Km N of Messina (238439 inhabitants)
96 Km N 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
Bulletin
Rev1000
ML 2.0 2010-07-23
20:58:07
38.969 15.738 172 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1087789
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2010-07-23 20:58:07 ± 0.52
Latitude 38.9690 ± 0.0746
Longitude 15.7380 ± 0.0763
Depth (km) 172 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1087789

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 9933
Semi-minor axis of confidence ellipse (meter) 3332
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 37
Circular confidence region, given by single value of horizontal uncertainty (meter) 10604.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 275
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.14304
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 5
Magnitude information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 1087789
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 21:01:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CRAC.EHE. 2010-07-23T20:59:04.46 10.0 undecidable manual Pg 0 0 0
IV.LADO.HHN. 2010-07-23T20:58:55.45 0.6 undecidable manual Sg 71 112.3986 0.315 56
MN.CUC.HHE. 2010-07-23T20:58:55.06 0.6 undecidable manual Sg 3 113.8971 -0.265 56
.CAR1.HHN. 2010-07-23T20:58:49.26 0.3 undecidable manual Sg 52 51.5151 0.018 100
IV.BULG.HHN. 2010-07-23T20:58:36.70 0.3 undecidable manual Pg 346 126.873 0.515 77
IV.PIPA.HHZ. 2010-07-23T20:58:35.05 0.3 undecidable manual Pg 58 108.9132 0.192 87
MN.CUC.HHE. 2010-07-23T20:58:34.96 0.3 undecidable manual Pg 3 113.8971 -0.252 84
IV.LADO.HHN. 2010-07-23T20:58:34.78 0.3 undecidable manual Pg 71 112.3986 -0.322 83
.CAR1.HHN. 2010-07-23T20:58:31.58 0.3 undecidable manual Pg 52 51.5151 -0.12 98
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
Waveforms Seismic signals in miniseed + resp format Download