Earthquake with magnitude of Md 2.5 on date 27-06-1993 and time 12:36:34 (Italy) in region 5 km S Pollina (PA)

A magnitude Md 2.5 earthquake occured in region: 5 km S Pollina (PA), on

  • 27-06-1993 10:36:34 (UTC)
  • 27-06-1993 12:36:34 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.9510, 14.1500 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 5 2974 2974
San Mauro Castelverde PA 5 1701 4675
Castelbuono PA 6 8943 13618
Tusa ME 9 2925 16543
Geraci Siculo PA 10 1945 18488
Isnello PA 13 1589 20077
Pettineo ME 13 1350 21427
Motta d'Affermo ME 14 739 22166
Cefalù PA 15 14393 36559
Gratteri PA 16 963 37522
Castel di Lucio ME 16 1294 38816
Petralia Sottana PA 17 2821 41637
Reitano ME 17 806 42443
Petralia Soprana PA 17 3360 45803
Gangi PA 18 6811 52614
Collesano PA 19 4054 56668
Mistretta ME 19 4791 61459
Santo Stefano di Camastra ME 19 4694 66153
Lascari PA 19 3588 69741

Municipalities with at least 50000 inhabitants

An earthquake occurred to
52 Km N of Caltanissetta (63360 inhabitants)
58 Km E of Bagheria (55387 inhabitants)
71 Km E of Palermo (674435 inhabitants)
87 Km NE of Agrigento (59770 inhabitants)
96 Km NW of Catania (314555 inhabitants)
97 Km W of Acireale (52622 inhabitants)
99 Km N of Gela (75827 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 1993-06-27
10:36:34
37.951 14.15 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 188719
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1993-06-27 10:36:34 ± 0.199
Latitude 37.9510 ± 0.0200
Longitude 14.1500 ± 0.0129
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 188719

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) 2497.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 165
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
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) 0.00032
Epicentral distance of station farthest from the epicenter (degree) 0.01352
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 188719
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:57:16
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.SA1.Z. 1993-06-27T10:37:04.50 10.0 undecidable manual SG 40 0.8103 0.83 0.1
--.SOI.Z. 1993-06-27T10:37:03.00 10.0 undecidable manual PN 84 1.4985 0.8 0.3
--.ATN.Z. 1993-06-27T10:36:55.21 10.0 undecidable manual PG 78 1.0545 -0.68 0.5
--.SA1.Z. 1993-06-27T10:36:51.80 10.0 undecidable manual PG 40 0.8103 0.37 1
--.MNO.Z. 1993-06-27T10:36:44.90 10.0 undecidable manual PG 92 0.4218 -0.22 1.7
--.GIB.Z. 1993-06-27T10:36:40.40 10.0 undecidable manual SG 291 0.0999 0.93 0.1
--.CS9.Z. 1993-06-27T10:36:37.58 10.0 undecidable manual SG 257 0.0666 -0.14 0.7
--.GIB.Z. 1993-06-27T10:36:36.85 10.0 undecidable manual PG 291 0.0999 -0.4 1.4
--.PL9.Z. 1993-06-27T10:36:36.57 10.0 undecidable manual SG 352 0.0333 -0.49 0.5
--.CS9.Z. 1993-06-27T10:36:36.56 10.0 positive manual PG 257 0.0666 0.11 3.6
--.PL9.Z. 1993-06-27T10:36:35.52 10.0 undecidable manual PG 352 0.0333 -0.55 1
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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