Earthquake with magnitude of Md 2.7 on date 08-09-1991 and time 15:13:06 (Italy) in region Mar Ionio Meridionale (MARE)

A magnitude Md 2.7 earthquake occured in region: Mar Ionio Meridionale (MARE), on

  • 08-09-1991 13:13:06 (UTC)
  • 08-09-1991 15:13:06 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.44, 15.75 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
55 Km E of Acireale (52622 inhabitants)
59 Km NE of Siracusa (122291 inhabitants)
59 Km E of Catania (314555 inhabitants)
75 Km S of Reggio di Calabria (183035 inhabitants)
85 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 2.7
ML-VAX 2.4
1991-09-08
13:13:06
37.44 15.75 10 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 149029
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1991-09-08 13:13:06 ± 0.301
Latitude 37.44 ± 0.01
Longitude 15.75 ± 0.02
Depth (km) 10 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 149029

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) 2527.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 218
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 27
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) 0.00413
Epicentral distance of station farthest from the epicenter (degree) 0.0242
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
Magnitudes information

Md:2.7

Field Value
Value 2.7
Uncertainty
Num. used stations 7
Type of magnitude Md
Reference to an origin 149029
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:19:05

ML:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 5
Type of magnitude ML
Reference to an origin 149029
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
--.MGR.Z. 1991-09-08T13:14:21.49 10.0 undecidable manual SN 356 0.0242 0.01 0.4
--.CZI.Z. 1991-09-08T13:14:00.20 10.0 undecidable manual SN 9 0.0161 0.07 0.6
--.GIB.Z. 1991-09-08T13:13:53.50 10.0 undecidable manual SN 291 0.0132 0.75 0.3
--.MGR.Z. 1991-09-08T13:13:49.44 10.0 undecidable manual PN 356 0.0242 -0.55 0.8
--.SA1.Z. 1991-09-08T13:13:47.72 10.0 undecidable manual SN 327 0.012 -1.32 0.1
--.ROI.Z. 1991-09-08T13:13:43.50 10.0 undecidable manual PN 16 0.0199 0.05 1.3
--.MNO.Z. 1991-09-08T13:13:40.28 10.0 undecidable manual SG 300 0.0087 0.32 0.7
--.CZI.Z. 1991-09-08T13:13:37.62 10.0 undecidable manual PN 9 0.0161 -0.04 1.4
--.GIB.Z. 1991-09-08T13:13:34.39 10.0 undecidable manual PN 291 0.0132 1.25 0.2
--.MEU.Z. 1991-09-08T13:13:32.81 10.0 undecidable manual SG 245 0.0072 -1.89 0
--.PZI.Z. 1991-09-08T13:13:32.44 10.0 undecidable manual SG 238 0.0067 -0.49 0.6
--.ATN.Z. 1991-09-08T13:13:32.43 10.0 undecidable manual SG 341 0.0067 -0.48 0.6
--.GMB.Z. 1991-09-08T13:13:31.14 10.0 undecidable manual SG 4 0.0065 -1.01 0.2
--.SA1.Z. 1991-09-08T13:13:30.90 10.0 undecidable manual PN 327 0.012 -0.36 1.5
--.SOI.Z. 1991-09-08T13:13:29.87 10.0 undecidable manual SG 20 0.006 -0.6 0.5
--.MNO.Z. 1991-09-08T13:13:26.57 10.0 undecidable manual PG 300 0.0087 0.55 1.3
--.MO9.Z. 1991-09-08T13:13:26.80 10.0 undecidable manual SG 354 0.005 -0.75 0.4
--.GIO.Z. 1991-09-08T13:13:25.85 10.0 undecidable manual SG 283 0.0047 0.14 0.8
--.AU9.Z. 1991-09-08T13:13:23.10 10.0 undecidable manual SG 245 0.0041 -0.72 0.4
--.PZI.Z. 1991-09-08T13:13:22.30 10.0 positive manual PG 238 0.0067 0.07 3.8
--.ATN.Z. 1991-09-08T13:13:22.29 10.0 undecidable manual PG 341 0.0067 0.35 1.6
--.MEU.Z. 1991-09-08T13:13:22.47 10.0 positive manual PG 245 0.0072 -0.51 2.8
--.GMB.Z. 1991-09-08T13:13:21.47 10.0 undecidable manual PG 4 0.0065 -0.04 1.9
--.SOI.Z. 1991-09-08T13:13:20.53 10.0 undecidable manual PG 20 0.006 0 1.9
--.MO9.Z. 1991-09-08T13:13:19.35 10.0 undecidable manual PG 354 0.005 0.92 0.7
--.GIO.Z. 1991-09-08T13:13:18.80 10.0 undecidable manual PG 283 0.0047 0.29 1.7
--.AU9.Z. 1991-09-08T13:13:17.58 10.0 undecidable manual PG 245 0.0041 0.93 0.6
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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