Earthquake with magnitude of Md 3.0 on date 23-09-2004 and time 19:08:19 (Italy) in region Costa Ionica Cosentina (Cosenza)

A magnitude Md 3.0 earthquake occured in region: Costa Ionica Cosentina (Cosenza), on

  • 23-09-2004 17:08:19 (UTC)
  • 23-09-2004 19:08:19 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 39.76, 16.51 at 4 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
Villapiana CS 10 5387 5387
Trebisacce CS 12 9055 14442
Francavilla Marittima CS 12 2910 17352
Cerchiara di Calabria CS 15 2385 19737
Cassano all'Ionio CS 16 18495 38232
Plataci CS 17 739 38971
Albidona CS 18 1352 40323
Civita CS 18 902 41225
Terranova da Sibari CS 18 5100 46325
Corigliano Calabro CS 19 40427 86752

Municipalities with at least 50000 inhabitants

An earthquake occurred to
57 Km NE of Cosenza (67546 inhabitants)
89 Km N of Lamezia Terme (70714 inhabitants)
93 Km NW of Crotone (62178 inhabitants)
96 Km N of Catanzaro (90612 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 3.0
ML-VAX 2.2
2004-09-23
17:08:19
39.76 16.51 4 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 505399
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2004-09-23 17:08:19 ± 0.396
Latitude 39.76 ± 0.01
Longitude 16.51 ± 0.04
Depth (km) 4 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 505399

Uncertainty

Field Value
Preferred uncertainty description horizontal uncertainty
Semi-major axis of confidence ellipse (meter)
Semi-minor axis of confidence ellipse (meter)
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)
Circular confidence region, given by single value of horizontal uncertainty (meter) 3561.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 193
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.5
Epicentral distance of station closest to the epicenter (degree) 0.00146
Epicentral distance of station farthest from the epicenter (degree) 0.01546
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitudes information

Md:3

Field Value
Value 3
Uncertainty
Num. used stations 5
Type of magnitude Md
Reference to an origin 505399
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 01:03:41

ML:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 505399
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 13:07:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.GRI.Z. 2004-09-23T17:08:53.82 10.0 undecidable manual SG 184 0.0084 0.81 0.3
--.SOI.Z. 2004-09-23T17:08:50.94 10.0 undecidable manual PN 191 0.0155 0.57 0.7
--.MGR.Z. 2004-09-23T17:08:49.47 10.0 undecidable manual SG 297 0.0074 0.42 0.5
--.MRLC.Z. 2004-09-23T17:08:44.83 10.0 undecidable manual PN 322 0.0113 0.85 0.5
--.SGO.Z. 2004-09-23T17:08:42.94 10.0 undecidable manual PN 311 0.0108 -0.39 1.1
--.GRI.Z. 2004-09-23T17:08:38.10 10.0 undecidable manual PG 184 0.0084 -0.94 0.5
--.MGR.Z. 2004-09-23T17:08:35.72 10.0 undecidable manual PG 297 0.0074 -0.94 0.5
--.ORI.Z. 2004-09-23T17:08:31.27 10.0 undecidable manual SG 350 0.0026 0.23 0.6
--.TDS.Z. 2004-09-23T17:08:27.45 10.0 undecidable manual SG 231 0.0015 1.13 0.1
--.ORI.Z. 2004-09-23T17:08:26.26 10.0 negative manual PG 350 0.0026 0 3.3
--.TDS.Z. 2004-09-23T17:08:23.22 10.0 negative manual PG 231 0.0015 -0.32 2.9
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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