Earthquake with magnitude of Md 2.5 on date 05-04-1995 and time 20:36:44 (UTC) in region 2 km N Santa Caterina Villarmosa (CL)

A magnitude Md 2.5 earthquake occured in region: 2 km N Santa Caterina Villarmosa (CL), on

  • 05-04-1995 20:36:44 (UTC)
  • 05-04-1995 22:36:44 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.6100, 14.0350 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
Santa Caterina Villarmosa CL 2 5388 5388
Resuttano CL 8 2038 7426
Marianopoli CL 11 1906 9332
Alimena PA 12 2032 11364
Villarosa EN 13 4937 16301
Caltanissetta CL 13 63360 79661
San Cataldo CL 14 23253 102914
Blufi PA 16 1029 103943
Bompietro PA 16 1401 105344
Villalba CL 18 1633 106977
Castellana Sicula PA 19 3411 110388
Vallelunga Pratameno CL 20 3461 113849

Municipalities with at least 50000 inhabitants

An earthquake occurred to
13 Km N of Caltanissetta (63360 inhabitants)
52 Km NE of Agrigento (59770 inhabitants)
63 Km N of Gela (75827 inhabitants)
70 Km SE of Bagheria (55387 inhabitants)
82 Km SE of Palermo (674435 inhabitants)
86 Km NW of Vittoria (63339 inhabitants)
94 Km W of Catania (314555 inhabitants)
98 Km NW of Ragusa (73313 inhabitants)
100 Km W of Acireale (52622 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 1.7
1995-04-05
20:36:44
37.61 14.035 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 224909
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1995-04-05 20:36:44 ± 0.299
Latitude 37.6100 ± 0.0202
Longitude 14.0350 ± 0.0245
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 224909

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) 3116.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 97
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) 0.6
Epicentral distance of station closest to the epicenter (degree) 0.00300
Epicentral distance of station farthest from the epicenter (degree) 0.00899
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitudes information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 224909
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 20:32:36

ML:1.7

Field Value
Value 1.7
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 224909
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
--.AU9.Z. 1995-04-05T20:37:18.67 10.0 undecidable manual SG 110 0.999 -0.12 0.6
--.MEU.Z. 1995-04-05T20:37:14.66 10.0 undecidable manual SG 127 0.7992 2.34 0
--.PZI.Z. 1995-04-05T20:37:14.85 10.0 undecidable manual SG 126 0.9102 -0.91 0.4
--.AU9.Z. 1995-04-05T20:37:04.50 10.0 undecidable manual PG 110 0.999 0.17 1.5
--.PZI.Z. 1995-04-05T20:37:02.00 10.0 undecidable manual PG 126 0.9102 -0.58 1.3
--.FAI.Z. 1995-04-05T20:37:01.50 10.0 undecidable manual SG 220 0.444 0.71 0.5
--.MEU.Z. 1995-04-05T20:36:59.81 10.0 undecidable manual PG 127 0.7992 -0.77 1.1
--.FAI.Z. 1995-04-05T20:36:54.50 10.0 undecidable manual PG 220 0.444 0.57 1.5
--.GIB.Z. 1995-04-05T20:36:53.50 10.0 undecidable manual PG 358 0.3774 0.79 1.2
--.PL9.Z. 1995-04-05T20:36:52.85 10.0 undecidable manual PG 12 0.3885 -0.08 1.9
--.MCT.Z. 1995-04-05T20:36:50.97 10.0 undecidable manual PG 271 0.333 -0.96 1
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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