Earthquake with magnitude of Md 2.5 on date 13-05-1993 and time 01:34:41 (UTC) in region Costa Siciliana centro settentrionale (Palermo)

A magnitude Md 2.5 earthquake occured in region: Costa Siciliana centro settentrionale (Palermo), on

  • 13-05-1993 01:34:41 (UTC)
  • 13-05-1993 03:34:41 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.0870, 14.1320 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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Pollina PA 10 2974 2974
Cefalù PA 11 14393 17367
Tusa ME 15 2925 20292
Castelbuono PA 17 8943 29235
Motta d'Affermo ME 19 739 29974
Gratteri PA 19 963 30937
Isnello PA 19 1589 32526
Lascari PA 19 3588 36114
Pettineo ME 19 1350 37464
San Mauro Castelverde PA 20 1701 39165

Municipalities with at least 50000 inhabitants

An earthquake occurred to
54 Km E of Bagheria (55387 inhabitants)
66 Km N of Caltanissetta (63360 inhabitants)
67 Km E of Palermo (674435 inhabitants)
99 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 2.5
ML-VAX 1.9
1993-05-13
01:34:41
38.087 14.132 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 185109
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1993-05-13 01:34:41 ± 0.378
Latitude 38.0870 ± 0.0238
Longitude 14.1320 ± 0.0254
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 185109

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) 3454.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 187
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.7
Epicentral distance of station closest to the epicenter (degree) 0.00081
Epicentral distance of station farthest from the epicenter (degree) 0.01732
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitudes information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 7
Type of magnitude Md
Reference to an origin 185109
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:53:45

ML:1.9

Field Value
Value 1.9
Uncertainty
Num. used stations 5
Type of magnitude ML
Reference to an origin 185109
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
--.CZI.Z. 1993-05-13T01:35:13.48 10.0 undecidable manual PN 53 1.9203 -1.3 0.4
--.SOI.Z. 1993-05-13T01:35:11.72 10.0 undecidable manual PN! 89 1.5096 2.65 0
--.MO9.Z. 1993-05-13T01:35:06.25 10.0 undecidable manual PN 93 1.2321 1.02 0.8
--.FAI.Z. 1993-05-13T01:35:02.56 10.0 undecidable manual PG! 204 0.888 2.87 0
--.ATN.Z. 1993-05-13T01:35:02.38 10.0 undecidable manual PG 85 1.0434 -0.18 1.7
--.MNO.Z. 1993-05-13T01:34:59.77 10.0 undecidable manual SG 109 0.4662 0.36 0.8
--.SA1.Z. 1993-05-13T01:34:57.26 10.0 undecidable manual PG 48 0.7215 0.67 1.6
--.MCT.Z. 1993-05-13T01:34:56.20 10.0 undecidable manual PG 221 0.6216 1.33 0.7
--.MNO.Z. 1993-05-13T01:34:51.40 10.0 undecidable manual PG 109 0.4662 -0.43 2
--.PL9.Z. 1993-05-13T01:34:47.00 10.0 undecidable manual SG 174 0.0888 1.45 0.2
--.CS9.Z. 1993-05-13T01:34:47.00 10.0 undecidable manual SG 197 0.1554 -0.78 0.6
--.GIB.Z. 1993-05-13T01:34:46.33 10.0 undecidable manual SG 220 0.1221 -0.37 0.8
--.GIB.Z. 1993-05-13T01:34:44.48 10.0 undecidable manual PG 220 0.1221 -0.01 2.3
--.CS9.Z. 1993-05-13T01:34:44.23 10.0 undecidable manual PG 197 0.1554 -0.88 1.3
--.PL9.Z. 1993-05-13T01:34:43.17 10.0 undecidable manual PG 174 0.0888 -0.66 1.7
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download