Earthquake with magnitude of Md 2.2 on date 11-06-1991 and time 18:13:23 (Italy) in region Stretto di Messina (Reggio di Calabria, Messina)

A magnitude Md 2.2 earthquake occured in region: Stretto di Messina (Reggio di Calabria, Messina), on

  • 11-06-1991 16:13:23 (UTC)
  • 11-06-1991 18:13:23 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.9280, 15.5660 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
Motta San Giovanni RC 14 6208 6208
Alì Terme ME 15 2539 8747
Nizza di Sicilia ME 15 3667 12414
Roccalumera ME 16 4141 16555
Scaletta Zanclea ME 16 2140 18695
Furci Siculo ME 17 3382 22077
Alì ME 17 768 22845
Santa Teresa di Riva ME 17 9377 32222
Roghudi RC 18 1104 33326
Itala ME 18 1640 34966
Montebello Ionico RC 18 6214 41180
Pagliara ME 19 1170 42350
Melito di Porto Salvo RC 19 11355 53705
Fiumedinisi ME 19 1409 55114
Sant'Alessio Siculo ME 19 1554 56668

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km SW of Reggio di Calabria (183035 inhabitants)
30 Km S of Messina (238439 inhabitants)
50 Km NE of Acireale (52622 inhabitants)
63 Km NE of Catania (314555 inhabitants)
99 Km N of Siracusa (122291 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 2.2
ML-VAX 1.6
1991-06-11
16:13:23
37.928 15.566 10 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 143259
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1991-06-11 16:13:23 ± 0.119
Latitude 37.9280 ± 0.0103
Longitude 15.5660 ± 0.0141
Depth (km) 10 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 143259

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) 1684.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 127
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00105
Epicentral distance of station farthest from the epicenter (degree) 0.01222
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitudes information

Md:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 143259
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:13:43

ML:1.6

Field Value
Value 1.6
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 143259
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
--.PZI.Z. 1991-06-11T16:13:57.96 10.0 undecidable manual SG 209 0.999 0.27 0.4
--.AU9.Z. 1991-06-11T16:13:49.00 10.0 undecidable manual SG 202 0.7215 0.13 0.5
--.MNO.Z. 1991-06-11T16:13:48.65 10.0 undecidable manual SG 270 0.6882 1.03 0
--.CZI.Z. 1991-06-11T16:13:47.48 10.0 undecidable manual PN 18 1.3542 -0.91 0
--.GIB.Z. 1991-06-11T16:13:46.60 10.0 undecidable manual PN 273 1.2099 0.25 0.8
--.GRI.Z. 1991-06-11T16:13:45.50 10.0 undecidable manual PN 36 1.11 0.5 0.4
--.PZI.Z. 1991-06-11T16:13:42.76 10.0 undecidable manual PG 209 0.999 -0.54 0.4
--.PA2.Z. 1991-06-11T16:13:41.12 10.0 undecidable manual PG 51 0.8769 0.12 1.2
--.DR2.Z. 1991-06-11T16:13:39.15 10.0 undecidable manual PG 21 0.7659 0.11 1.3
--.AU9.Z. 1991-06-11T16:13:38.00 10.0 undecidable manual PG 202 0.7215 -0.2 1.2
--.MNO.Z. 1991-06-11T16:13:37.40 10.0 undecidable manual PG 270 0.6882 -0.08 1.4
--.GMB.Z. 1991-06-11T16:13:36.21 10.0 undecidable manual SG 40 0.3108 0.5 0.2
--.ATN.Z. 1991-06-11T16:13:32.75 10.0 undecidable manual SG 340 0.2442 -0.63 0.1
--.FE2.Z. 1991-06-11T16:13:32.62 10.0 undecidable manual PG 74 0.4218 0 1.5
--.GA2.Z. 1991-06-11T16:13:30.62 10.0 undecidable manual PG 40 0.3108 0.01 2.9
--.GMB.Z. 1991-06-11T16:13:30.58 10.0 positive manual PG 40 0.3108 -0.03 2.9
--.MO9.Z. 1991-06-11T16:13:29.00 10.0 undecidable manual SG 53 0.1221 -0.56 0.2
--.ATN.Z. 1991-06-11T16:13:29.60 10.0 undecidable manual PG 340 0.2442 -0.2 1.3
--.MO9.Z. 1991-06-11T16:13:27.31 10.0 positive manual PG 53 0.1221 0.25 2.3
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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