Earthquake with magnitude of Md 2.5 on date 07-02-1992 and time 10:51:45 (UTC) in region 1 km E Gagliano Castelferrato (EN)

A magnitude Md 2.5 earthquake occured in region: 1 km E Gagliano Castelferrato (EN), on

  • 07-02-1992 10:51:45 (UTC)
  • 07-02-1992 11:51:45 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.7120, 14.5450 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
Gagliano Castelferrato EN 1 3593 3593
Agira EN 6 8345 11938
Troina EN 10 9373 21311
Nissoria EN 10 3000 24311
Regalbuto EN 11 7277 31588
Cerami EN 12 2006 33594
Nicosia EN 14 13899 47493
Assoro EN 14 5191 52684
Leonforte EN 16 13439 66123
Capizzi ME 16 3176 69299
Sperlinga EN 18 805 70104

Municipalities with at least 50000 inhabitants

An earthquake occurred to
49 Km NE of Caltanissetta (63360 inhabitants)
53 Km W of Catania (314555 inhabitants)
56 Km W of Acireale (52622 inhabitants)
76 Km NE of Gela (75827 inhabitants)
85 Km N of Vittoria (63339 inhabitants)
89 Km N of Ragusa (73313 inhabitants)
96 Km NE of Agrigento (59770 inhabitants)
97 Km N of Modica (54633 inhabitants)
98 Km NW of Siracusa (122291 inhabitants)
100 Km E of Bagheria (55387 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 2.0
1992-02-07
10:51:45
37.712 14.545 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 158089
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1992-02-07 10:51:45 ± 1.027
Latitude 37.7120 ± 0.0805
Longitude 14.5450 ± 0.0482
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 158089

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) 9906.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 227
Number of associated phases, regardless of their use for origin computation 7
Number of defining phases 7
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) 0.00575
Epicentral distance of station farthest from the epicenter (degree) 0.00664
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitudes information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 158089
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:27:45

ML:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 158089
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
--.MCT.Z. 1992-02-07T10:52:11.00 10.0 undecidable manual SG 263 0.7326 -0.13 0.7
--.PZI.Z. 1992-02-07T10:52:08.50 10.0 undecidable manual SG 154 0.7326 -2.09 0.1
--.MEU.Z. 1992-02-07T10:52:08.81 10.0 undecidable manual SG 159 0.6327 1.03 0.4
--.MCT.Z. 1992-02-07T10:52:00.00 10.0 undecidable manual PG 263 0.7326 -0.2 1.8
--.MEU.Z. 1992-02-07T10:51:59.60 10.0 undecidable manual PG 159 0.6327 1.34 0.6
--.AU9.Z. 1992-02-07T10:51:59.20 10.0 undecidable manual PG 130 0.6993 -0.24 1.8
--.PZI.Z. 1992-02-07T10:51:59.44 10.0 undecidable manual PG 154 0.7326 -0.45 1.6
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