Earthquake with magnitude of Md 2.8 on date 08-05-2004 and time 13:41:50 (UTC) in region Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria)

A magnitude Md 2.8 earthquake occured in region: Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria), on

  • 08-05-2004 13:41:50 (UTC)
  • 08-05-2004 15:41:50 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.48, 15.76 at 64 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
Gioia Tauro RC 14 19864 19864
San Ferdinando RC 14 4490 24354
Palmi RC 16 18930 43284
Nicotera VV 17 6290 49574
Joppolo VV 17 1926 51500
Ricadi VV 19 4900 56400
Seminara RC 19 2811 59211
Rizziconi RC 19 7829 67040
Rosarno RC 20 14841 81881
Limbadi VV 20 3695 85576

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km NE of Messina (238439 inhabitants)
42 Km N of Reggio di Calabria (183035 inhabitants)
74 Km SW of Lamezia Terme (70714 inhabitants)
87 Km SW of Catanzaro (90612 inhabitants)
100 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
Rev 1000 Md 2.8
ML-VAX 2.4
2004-05-08
13:41:50
38.48 15.76 64 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 497499
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2004-05-08 13:41:50 ± 0.29
Latitude 38.48 ± 0.02
Longitude 15.76 ± 0.03
Depth (km) 64 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 497499

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) 3278.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 104
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00202
Epicentral distance of station farthest from the epicenter (degree) 0.01392
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitudes information

Md:2.8

Field Value
Value 2.8
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 497499
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 00:55:19

ML:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 7
Type of magnitude ML
Reference to an origin 497499
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
--.SLNA.Z. 2004-05-08T13:42:17.18 10.0 undecidable manual S 276 0.0065 0.9 0
--.MEU.Z. 2004-05-08T13:42:16.90 10.0 undecidable manual P 208 0.0139 0.11 0.8
--.GRI.Z. 2004-05-08T13:42:14.50 10.0 undecidable manual S 56 0.0055 -0.1 0.5
--.AGST.Z. 2004-05-08T13:42:12.30 10.0 undecidable manual P 199 0.0116 -0.49 0.4
--.TDS.Z. 2004-05-08T13:42:11.95 10.0 positive manual P 20 0.0113 -0.16 1.7
--.SOI.Z. 2004-05-08T13:42:11.68 10.0 undecidable manual S 150 0.0042 0.29 0.4
--.MSI.Z. 2004-05-08T13:42:09.16 10.0 undecidable manual S 209 0.0028 0.06 0.5
--.SLNA.Z. 2004-05-08T13:42:05.78 10.0 undecidable manual P ? 276 0.0065 0.46 0.2
--.GRI.Z. 2004-05-08T13:42:04.49 10.0 undecidable manual P 56 0.0055 0.39 0.7
--.MTTG.Z. 2004-05-08T13:42:03.00 10.0 negative manual P 185 0.0043 0.39 1.5
--.SOI.Z. 2004-05-08T13:42:02.86 10.0 negative manual P 150 0.0042 0.36 1.7
--.GMB.Z. 2004-05-08T13:42:01.10 10.0 positive manual P 169 0.0028 -0.16 2.5
--.SCLL.Z. 2004-05-08T13:42:00.20 10.0 negative manual P 188 0.002 -0.35 1.7
--.MSI.Z. 2004-05-08T13:42:00.75 10.0 negative manual P 209 0.0028 -0.43 1.3
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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