Earthquake with magnitude of Md 2.5 on date 30-10-1992 and time 03:30:42 (Italy) in region Mar Ionio Meridionale (MARE)

A magnitude Md 2.5 earthquake occured in region: Mar Ionio Meridionale (MARE), on

  • 30-10-1992 02:30:42 (UTC)
  • 30-10-1992 03:30:42 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.3250, 15.8440 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
57 Km NE of Siracusa (122291 inhabitants)
68 Km SE of Acireale (52622 inhabitants)
70 Km E of Catania (314555 inhabitants)
89 Km S of Reggio di Calabria (183035 inhabitants)
100 Km S of Messina (238439 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
1992-10-30
02:30:42
37.325 15.844 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 175429
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1992-10-30 02:30:42 ± 0.668
Latitude 37.3250 ± 0.0316
Longitude 15.8440 ± 0.0492
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 175429

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) 5590.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 238
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.5
Epicentral distance of station closest to the epicenter (degree) 0.00445
Epicentral distance of station farthest from the epicenter (degree) 0.02080
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 175429
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:44:19

ML:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 175429
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
--.ROI.Z. 1992-10-30T02:31:20.65 10.0 undecidable manual PN 13 2.3088 -0.33 0.6
--.ATN.Z. 1992-10-30T02:31:13.59 10.0 undecidable manual SG 339 0.8769 -0.07 0.5
--.GRI.Z. 1992-10-30T02:31:11.50 10.0 undecidable manual PN 16 1.554 0.85 0.4
--.MEU.Z. 1992-10-30T02:31:10.30 10.0 undecidable manual SG 255 0.8214 -2 0
--.SOI.Z. 1992-10-30T02:31:08.46 10.0 undecidable manual SG 12 0.7659 -1.36 0.1
--.MO9.Z. 1992-10-30T02:31:07.44 10.0 undecidable manual SG 349 0.6882 0.17 0.5
--.AU9.Z. 1992-10-30T02:31:01.98 10.0 undecidable manual SG 261 0.4995 0.69 0.3
--.ATN.Z. 1992-10-30T02:31:00.45 10.0 negative manual PG 339 0.8769 0.02 2.5
--.MEU.Z. 1992-10-30T02:30:58.95 10.0 negative manual PG 255 0.8214 -0.53 1.8
--.MO9.Z. 1992-10-30T02:30:57.24 10.0 positive manual PG 349 0.6882 0.5 1.9
--.SOI.Z. 1992-10-30T02:30:57.75 10.0 positive manual PG 12 0.7659 -0.46 2
--.AU9.Z. 1992-10-30T02:30:54.10 10.0 positive manual PG 261 0.4995 0.72 1.4
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