Earthquake with magnitude of Md 2.2 on date 28-06-1993 and time 19:58:30 (UTC) in region Costa Siciliana centro settentrionale (Palermo)

A magnitude Md 2.2 earthquake occured in region: Costa Siciliana centro settentrionale (Palermo), on

  • 28-06-1993 19:58:30 (UTC)
  • 28-06-1993 21:58:30 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.0280, 14.1900 at 10 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 5 2974 2974
Tusa ME 6 2925 5899
Motta d'Affermo ME 11 739 6638
Pettineo ME 11 1350 7988
San Mauro Castelverde PA 13 1701 9689
Castelbuono PA 14 8943 18632
Santo Stefano di Camastra ME 14 4694 23326
Cefalù PA 15 14393 37719
Reitano ME 15 806 38525
Isnello PA 19 1589 40114
Mistretta ME 19 4791 44905
Castel di Lucio ME 19 1294 46199
Geraci Siculo PA 19 1945 48144

Municipalities with at least 50000 inhabitants

An earthquake occurred to
60 Km E of Bagheria (55387 inhabitants)
61 Km N of Caltanissetta (63360 inhabitants)
73 Km E of Palermo (674435 inhabitants)
96 Km NE of Agrigento (59770 inhabitants)
97 Km NW of Acireale (52622 inhabitants)
98 Km NW of Catania (314555 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 2.2 1993-06-28
19:58:30
38.028 14.19 10 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 188979
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1993-06-28 19:58:30 ± 0.235
Latitude 38.0280 ± 0.0366
Longitude 14.1900 ± 0.0163
Depth (km) 10 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 188979

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) 4307.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 149
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
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) 0.00057
Epicentral distance of station farthest from the epicenter (degree) 0.00656
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

Md:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 188979
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:57:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.SA1.Z. 1993-06-28T19:58:44.50 10.0 undecidable manual PG 43 0.7326 -0.3 0.4
--.MNO.Z. 1993-06-28T19:58:39.00 10.0 undecidable manual PG 103 0.3996 0.24 0.7
--.GIB.Z. 1993-06-28T19:58:36.41 10.0 undecidable manual SG 253 0.1221 0.16 0.5
--.CS9.Z. 1993-06-28T19:58:35.19 10.0 undecidable manual SG 225 0.1221 -0.92 0
--.TU9.Z. 1993-06-28T19:58:34.67 10.0 undecidable manual SG 165 0.0666 0.35 0.3
--.CS9.Z. 1993-06-28T19:58:33.50 10.0 undecidable manual PG 225 0.1221 -0.05 1.4
--.GIB.Z. 1993-06-28T19:58:33.85 10.0 negative manual PG 253 0.1221 0.23 2.1
--.TU9.Z. 1993-06-28T19:58:32.42 10.0 negative manual PG 165 0.0666 -0.09 2.7
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download