Earthquake with magnitude of Md 2.3 on date 20-05-1993 and time 06:50:45 (Italy) in region 6 km NW Capizzi (ME)

A magnitude Md 2.3 earthquake occured in region: 6 km NW Capizzi (ME), on

  • 20-05-1993 04:50:45 (UTC)
  • 20-05-1993 06:50:45 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.89, 14.42 at 17 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
Capizzi ME 6 3176 3176
Mistretta ME 7 4791 7967
Castel di Lucio ME 10 1294 9261
Cerami EN 11 2006 11267
Reitano ME 12 806 12073
Pettineo ME 15 1350 13423
Sperlinga EN 15 805 14228
Motta d'Affermo ME 15 739 14967
Caronia ME 15 3364 18331
Nicosia EN 16 13899 32230
Santo Stefano di Camastra ME 16 4694 36924
Troina EN 19 9373 46297
Tusa ME 20 2925 49222

Municipalities with at least 50000 inhabitants

An earthquake occurred to
54 Km NE of Caltanissetta (63360 inhabitants)
72 Km W of Acireale (52622 inhabitants)
72 Km NW of Catania (314555 inhabitants)
83 Km E of Bagheria (55387 inhabitants)
93 Km N of Gela (75827 inhabitants)
97 Km E of Palermo (674435 inhabitants)
98 Km NE of Agrigento (59770 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-VAX 1.9
1993-05-20
04:50:45
37.89 14.43 17 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 185559
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1993-05-20 04:50:45 ± 0.376
Latitude 37.89 ± 0.04
Longitude 14.43 ± 0.02
Depth (km) 17 ± 5 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 185559

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) 4257.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 208
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
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) 0.00251
Epicentral distance of station farthest from the epicenter (degree) 0.01692
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitudes information

Md:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 185559
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:54:11

ML:1.9

Field Value
Value 1.9
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 185559
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
--.CZI.Z. 1993-05-20T04:51:15.67 10.0 undecidable manual PN 44 0.0169 -0.59 0.7
--.ATN.Z. 1993-05-20T04:51:15.35 10.0 undecidable manual SG 71 0.0077 0.64 0.4
--.SA1.Z. 1993-05-20T04:51:11.79 10.0 undecidable manual SG 25 0.0066 0.74 0.3
--.ATN.Z. 1993-05-20T04:51:02.66 10.0 undecidable manual PG 71 0.0077 0.46 1.4
--.SA1.Z. 1993-05-20T04:50:59.32 10.0 undecidable manual PG 25 0.0066 -0.77 0.8
--.GIB.Z. 1993-05-20T04:50:57.84 10.0 undecidable manual SG 287 0.0029 -0.04 0.9
--.CS9.Z. 1993-05-20T04:50:55.80 10.0 undecidable manual SG 279 0.0025 -0.66 0.4
--.GIB.Z. 1993-05-20T04:50:52.85 10.0 undecidable manual PG 287 0.0029 0.37 1.8
--.CS9.Z. 1993-05-20T04:50:51.66 10.0 undecidable manual PG 279 0.0025 0 2.3
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
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