Earthquake with magnitude of Md 2.3 on date 10-11-1985 and time 00:30:17 (Italy) in region Costa Siciliana nord orientale (Messina)

A magnitude Md 2.3 earthquake occured in region: Costa Siciliana nord orientale (Messina), on

  • 09-11-1985 23:30:17 (UTC)
  • 10-11-1985 00:30:17 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.2270, 14.9710 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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Gioiosa Marea ME 9 7074 7074
Patti ME 10 13431 20505
Montagnareale ME 11 1615 22120
Piraino ME 12 3962 26082
Oliveri ME 14 2181 28263
Librizzi ME 14 1660 29923
Brolo ME 15 5783 35706
Sant'Angelo di Brolo ME 15 3090 38796
Falcone ME 16 2808 41604
Ficarra ME 18 1469 43073
Furnari ME 19 3784 46857
Sinagra ME 19 2705 49562
San Piero Patti ME 20 2915 52477
Terme Vigliatore ME 20 7395 59872
Raccuja ME 20 1041 60913
Naso ME 20 3813 64726
Basicò ME 20 612 65338

Municipalities with at least 50000 inhabitants

An earthquake occurred to
51 Km W of Messina (238439 inhabitants)
60 Km W of Reggio di Calabria (183035 inhabitants)
70 Km N of Acireale (52622 inhabitants)
81 Km N of Catania (314555 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 2.3 1985-11-09
23:30:17
38.227 14.971 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 15459
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-11-09 23:30:17 ± 0.279
Latitude 38.2270 ± 0.0476
Longitude 14.9710 ± 0.0189
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 15459

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) 5542.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 157
Number of associated phases, regardless of their use for origin computation 6
Number of defining phases 6
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) 0.00607
Epicentral distance of station farthest from the epicenter (degree) 0.01206
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitude information

Md:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 15459
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:18:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.GIB.Z. 1985-11-09T23:30:46.00 10.0 undecidable manual SG 253 0.777 0.63 0.5
--.CZI.Z. 1985-11-09T23:30:43.60 10.0 undecidable manual PN 42 1.3431 0.85 0.7
--.GA2.Z. 1985-11-09T23:30:42.40 10.0 undecidable manual SG 95 0.6771 0.32 0.7
--.DR2.Z. 1985-11-09T23:30:34.20 10.0 undecidable manual PG 61 0.8547 -0.88 0.8
--.GIB.Z. 1985-11-09T23:30:33.00 10.0 undecidable manual PG 253 0.777 -0.58 1.4
--.GA2.Z. 1985-11-09T23:30:31.50 10.0 undecidable manual PG 95 0.6771 -0.18 1.9
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