Earthquake with magnitude of Md 2.2 on date 13-12-1988 and time 07:27:41 (Italy) in region Mar Ionio Meridionale (MARE)

A magnitude Md 2.2 earthquake occured in region: Mar Ionio Meridionale (MARE), on

  • 13-12-1988 06:27:41 (UTC)
  • 13-12-1988 07:27:41 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 37.5, 15.77 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
55 Km E of Acireale (52622 inhabitants)
61 Km E of Catania (314555 inhabitants)
65 Km NE of Siracusa (122291 inhabitants)
69 Km S of Reggio di Calabria (183035 inhabitants)
80 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
Rev 1000 Md 2.2
ML-VAX 1.8
1988-12-13
06:27:41
37.5 15.77 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 83209
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1988-12-13 06:27:41 ± 0.521
Latitude 37.50 ± 0.03
Longitude 15.77 ± 0.04
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 83209

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) 4870.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 215
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
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) 0.0055
Epicentral distance of station farthest from the epicenter (degree) 0.00858
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:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 83209
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:18:09

ML:1.8

Field Value
Value 1.8
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 83209
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 Takeoff_angle Residual Weight
--.MNO.Z. 1988-12-13T06:28:15.11 10.0 undecidable manual SG 297 0.0086 0.31 0.5
--.PZI.Z. 1988-12-13T06:28:10.57 10.0 undecidable manual SG 236 0.0071 1.01 0.2
--.MEU.Z. 1988-12-13T06:28:08.86 10.0 undecidable manual SG 243 0.0075 -2.35 0
--.SC9.Z. 1988-12-13T06:28:07.00 10.0 undecidable manual SG 356 0.0068 -1.43 0.1
--.ATN.Z. 1988-12-13T06:28:06.23 10.0 undecidable manual SG 339 0.0063 -0.41 0.5
--.GMB.Z. 1988-12-13T06:28:04.74 10.0 undecidable manual SG 3 0.006 -0.84 0.3
--.SOI.Z. 1988-12-13T06:28:02.82 10.0 undecidable manual SG 21 0.0055 -1 0.3
--.MNO.Z. 1988-12-13T06:28:01.65 10.0 undecidable manual PG 297 0.0086 1.04 0.5
--.SC9.Z. 1988-12-13T06:27:58.00 10.0 undecidable manual PG 356 0.0068 1.07 0.6
--.PZI.Z. 1988-12-13T06:27:58.13 10.0 undecidable manual PG 236 0.0071 0.55 1.2
--.MEU.Z. 1988-12-13T06:27:57.99 10.0 positive manual PG 243 0.0075 -0.54 2.2
--.ATN.Z. 1988-12-13T06:27:56.13 10.0 undecidable manual PG 339 0.0063 0.23 1.5
--.GMB.Z. 1988-12-13T06:27:55.31 10.0 negative manual PG 3 0.006 0.03 3
--.SOI.Z. 1988-12-13T06:27:54.28 10.0 positive manual PG 21 0.0055 0.01 3
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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Type Description Link
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