Earthquake with magnitude of Md 2.5 on date 08-12-1985 and time 15:17:28 (Italy) in region Costa Siciliana nord orientale (Messina)

A magnitude Md 2.5 earthquake occured in region: Costa Siciliana nord orientale (Messina), on

  • 08-12-1985 14:17:28 (UTC)
  • 08-12-1985 15:17:28 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.2070, 15.0890 at 19 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
Oliveri ME 9 2181 2181
Falcone ME 10 2808 4989
Terme Vigliatore ME 10 7395 12384
Furnari ME 12 3784 16168
Rodì Milici ME 13 2056 18224
Patti ME 13 13431 31655
Barcellona Pozzo di Gotto ME 13 41583 73238
Mazzarrà Sant'Andrea ME 14 1531 74769
Milazzo ME 14 31646 106415
Merì ME 14 2338 108753
Montagnareale ME 15 1615 110368
Castroreale ME 16 2504 112872
Basicò ME 16 612 113484
San Filippo del Mela ME 17 7115 120599
Librizzi ME 17 1660 122259
Tripi ME 17 873 123132
Gioiosa Marea ME 18 7074 130206
Santa Lucia del Mela ME 19 4650 134856
Pace del Mela ME 19 6239 141095

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km W of Messina (238439 inhabitants)
50 Km W of Reggio di Calabria (183035 inhabitants)
66 Km N of Acireale (52622 inhabitants)
78 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 2.5 1985-12-08
14:17:28
38.207 15.089 19 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 17629
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-12-08 14:17:28 ± 0.574
Latitude 38.2070 ± 0.0443
Longitude 15.0890 ± 0.0530
Depth (km) 19 ± 8 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 17629

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) 6764.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 152
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
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) 0.00324
Epicentral distance of station farthest from the epicenter (degree) 0.01166
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 17629
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:20:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.GIB.Z. 1985-12-08T14:17:58.00 10.0 undecidable manual SN 256 0.8658 0.64 0.4
--.CZI.Z. 1985-12-08T14:17:50.20 10.0 undecidable manual PN 38 1.2987 -0.71 0.8
--.GIB.Z. 1985-12-08T14:17:44.50 10.0 undecidable manual PN 256 0.8658 -0.45 1.5
--.DR2.Z. 1985-12-08T14:17:44.70 10.0 undecidable manual PG 56 0.777 0.84 0.8
--.RCI.Z. 1985-12-08T14:17:44.00 10.0 undecidable manual SG 103 0.444 -0.56 0.6
--.MSI.Z. 1985-12-08T14:17:41.50 10.0 undecidable manual SG 90 0.3552 -0.56 0.6
--.RCI.Z. 1985-12-08T14:17:37.50 10.0 undecidable manual PG 103 0.444 -0.06 2.2
--.MSI.Z. 1985-12-08T14:17:36.80 10.0 undecidable manual PG 90 0.3552 0.68 1.2
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