Earthquake with magnitude of Md 3.6 on date 27-06-1985 and time 18:56:48 (Italy) in region Canale di Sicilia meridionale (MARE)

A magnitude Md 3.6 earthquake occured in region: Canale di Sicilia meridionale (MARE), on

  • 27-06-1985 16:56:48 (UTC)
  • 27-06-1985 18:56:48 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 36.56, 11.96 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

No Italian municipalities within 100 km from the epicenter with at least 50000 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 3.6 1985-06-27
16:56:48
36.56 11.96 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 9249
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-06-27 16:56:48 ± 0.956
Latitude 36.56 ± 0.05
Longitude 11.96 ± 0.06
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 9249

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) 7730.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 286
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
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) 0.00219
Epicentral distance of station farthest from the epicenter (degree) 0.06273
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitude information

Md:3.6

Field Value
Value 3.6
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 9249
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:13:05
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.AR1.Z. 1985-06-27T16:58:32.00 10.0 undecidable manual PN 5 0.0627 0.89 0.6
--.AS1.Z. 1985-06-27T16:58:25.50 10.0 undecidable manual PN? 4 0.0586 0.63 0.3
--.PO9.Z. 1985-06-27T16:58:19.00 10.0 undecidable manual PN 6 0.0545 0.48 1
--.SD1.Z. 1985-06-27T16:58:09.00 10.0 undecidable manual PN 14 0.048 0.3 1.2
--.RDP.Z. 1985-06-27T16:58:07.00 10.0 undecidable manual PN 6 0.0469 -0.13 1.3
--.ORI.Z. 1985-06-27T16:58:04.50 10.0 undecidable manual PN 43 0.0445 1.14 0.5
--.PA1.Z. 1985-06-27T16:57:57.50 10.0 undecidable manual SN 77 0.0216 -0.21 1
--.GIB.Z. 1985-06-27T16:57:51.50 10.0 undecidable manual SN 48 0.0195 -0.62 0.5
--.DR2.Z. 1985-06-27T16:57:46.60 10.0 undecidable manual PN 55 0.0339 -0.56 1.3
--.MSI.Z. 1985-06-27T16:57:41.00 10.0 undecidable manual PN 59 0.0295 0.4 1.4
--.FA1.Z. 1985-06-27T16:57:38.00 10.0 undecidable manual SN 62 0.0138 1.02 0.3
--.PA1.Z. 1985-06-27T16:57:27.00 10.0 undecidable manual PN 77 0.0216 -1.5 0.4
--.GIB.Z. 1985-06-27T16:57:25.50 10.0 undecidable manual PN 48 0.0195 0.23 1.6
--.FA1.Z. 1985-06-27T16:57:17.00 10.0 undecidable manual PN 62 0.0138 0.48 1.4
--.ERC.Z. 1985-06-27T16:57:14.80 10.0 undecidable manual PN 18 0.0139 -1.94 0.1
--.PT9.Z. 1985-06-27T16:56:53.70 10.0 positive manual PG 5 0.0022 -0.4 3
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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