Earthquake with magnitude of Md 3.0 on date 13-06-1985 and time 23:21:45 (Italy) in region 9 km NW Milo (CT)

A magnitude Md 3.0 earthquake occured in region: 9 km NW Milo (CT), on

  • 13-06-1985 21:21:45 (UTC)
  • 13-06-1985 23:21:45 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.78, 15.04 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
Milo CT 9 1087 1087
Sant'Alfio CT 10 1582 2669
Zafferana Etnea CT 11 9517 12186
Linguaglossa CT 12 5403 17589
Piedimonte Etneo CT 13 3963 21552
Santa Venerina CT 13 8592 30144
Giarre CT 14 27659 57803
Moio Alcantara ME 14 717 58520
Mascali CT 14 14282 72802
Randazzo CT 14 10900 83702
Castiglione di Sicilia CT 14 3215 86917
Fiumefreddo di Sicilia CT 15 9623 96540
Riposto CT 15 14838 111378
Malvagna ME 16 733 112111
Maletto CT 16 3920 116031
Francavilla di Sicilia ME 17 3945 119976
Santa Domenica Vittoria ME 17 980 120956
Pedara CT 18 14102 135058
Calatabiano CT 18 5308 140366
Trecastagni CT 18 10910 151276
Nicolosi CT 18 7463 158739
Roccella Valdemone ME 18 666 159405
Motta Camastra ME 18 845 160250
Bronte CT 18 19172 179422
Ragalna CT 18 3924 183346
Gaggi ME 19 3184 186530
Viagrande CT 19 8563 195093

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km NW of Acireale (52622 inhabitants)
30 Km N of Catania (314555 inhabitants)
65 Km SW of Reggio di Calabria (183035 inhabitants)
65 Km SW of Messina (238439 inhabitants)
83 Km N of Siracusa (122291 inhabitants)
92 Km E of Caltanissetta (63360 inhabitants)
98 Km N of Ragusa (73313 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 3.0 1985-06-13
21:21:45
37.78 15.04 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 8489
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-06-13 21:21:45 ± 0.245
Latitude 37.78 ± 0.02
Longitude 15.04 ± 0.03
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 8489

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) 3425
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 132
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
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) 0.00518
Epicentral distance of station farthest from the epicenter (degree) 0.02007
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

Md:3

Field Value
Value 3
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 8489
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:12:30
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.FA1.Z. 1985-06-13T21:22:23.50 10.0 undecidable manual SN 245 0.0108 -0.63 0.8
--.CSI.Z. 1985-06-13T21:22:22.90 10.0 undecidable manual PN 25 0.0201 1.01 0.5
--.ROI.Z. 1985-06-13T21:22:20.90 10.0 undecidable manual PN 33 0.0193 0.08 1.3
--.GIB.Z. 1985-06-13T21:22:15.00 10.0 undecidable manual SG 285 0.0074 1.35 0.2
--.PA1.Z. 1985-06-13T21:22:12.00 10.0 undecidable manual SG 187 0.0067 0.8 0.4
--.FA1.Z. 1985-06-13T21:22:07.00 10.0 undecidable manual PN 245 0.0108 -0.66 1.2
--.GIB.Z. 1985-06-13T21:22:00.50 10.0 undecidable manual PG 285 0.0074 -1.12 0.6
--.PA1.Z. 1985-06-13T21:22:00.50 10.0 undecidable manual PG 187 0.0067 0.29 1.7
--.MSI.Z. 1985-06-13T21:21:57.00 10.0 undecidable manual PG 43 0.0053 -0.23 1.8
--.RCI.Z. 1985-06-13T21:21:56.50 10.0 undecidable manual PG 55 0.0052 -0.53 1.5
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
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