Earthquake with magnitude of Md 2.5 on date 17-09-1993 and time 11:37:10 (Italy) in region Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria)

A magnitude Md 2.5 earthquake occured in region: Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria), on

  • 17-09-1993 09:37:10 (UTC)
  • 17-09-1993 11:37:10 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.9210, 15.9020 at 5 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
37 Km W of Lamezia Terme (70714 inhabitants)
52 Km SW of Cosenza (67546 inhabitants)
60 Km W of Catanzaro (90612 inhabitants)
86 Km NE of Messina (238439 inhabitants)
93 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
Md 2.5
ML-VAX 1.9
1993-09-17
09:37:10
38.921 15.902 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 196639
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1993-09-17 09:37:10 ± 0.197
Latitude 38.9210 ± 0.0104
Longitude 15.9020 ± 0.0187
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 196639

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) 1992.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 143
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00372
Epicentral distance of station farthest from the epicenter (degree) 0.01117
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitudes information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 196639
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 20:04:47

ML:1.9

Field Value
Value 1.9
Uncertainty
Num. used stations 6
Type of magnitude ML
Reference to an origin 196639
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(km) Takeoff_angle Residual Weight
--.MO9.Z. 1993-09-17T09:37:44.86 10.0 undecidable manual SG 190 0.9213 1.45 0
--.TDS.Z. 1993-09-17T09:37:39.49 10.0 undecidable manual SG 24 0.8103 -0.05 0.7
--.ATN.Z. 1993-09-17T09:37:39.60 10.0 undecidable manual SG 204 0.8214 -1.25 0
--.SC9.Z. 1993-09-17T09:37:35.52 10.0 undecidable manual SG 192 0.6771 0.24 0.6
--.MGR.Z. 1993-09-17T09:37:34.80 10.0 undecidable manual PN 348 1.2432 0.27 1.1
--.MO9.Z. 1993-09-17T09:37:29.94 10.0 undecidable manual PG 190 0.9213 0.39 1.1
--.SOI.Z. 1993-09-17T09:37:27.94 10.0 undecidable manual PG 172 0.8547 -0.17 1.5
--.TDS.Z. 1993-09-17T09:37:27.25 10.0 undecidable manual PG 24 0.8103 -0.05 1.7
--.ATN.Z. 1993-09-17T09:37:27.20 10.0 undecidable manual PG 204 0.8214 -0.55 0.8
--.GRI.Z. 1993-09-17T09:37:26.57 10.0 undecidable manual SG 103 0.4107 -0.09 0.7
--.GMB.Z. 1993-09-17T09:37:26.16 10.0 undecidable manual PG 184 0.7437 -0.08 1.7
--.SC9.Z. 1993-09-17T09:37:25.20 10.0 undecidable manual PG 192 0.6771 0.17 1.6
--.GRI.Z. 1993-09-17T09:37:19.79 10.0 undecidable manual PG 103 0.4107 -0.08 1.7
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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