Earthquake with magnitude of M 3.5 on date 22-04-1985 and time 12:01:45 (Italy) in region Confine Grecia Albania (GRECIA, ALBANIA)

A magnitude M 3.5 earthquake occured in region: Confine Grecia Albania (GRECIA, ALBANIA), on

  • 22-04-1985 10:01:45 (UTC)
  • 22-04-1985 12:01:45 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 39.8630, 20.5740 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

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
Bulletin
Rev1000
M 3.5 1985-04-22
10:01:45
39.863 20.574 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 5279
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-04-22 10:01:45 ± 0.878
Latitude 39.8630 ± 0.0590
Longitude 20.5740 ± 0.0565
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 5279

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) 8139.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 227
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1
Epicentral distance of station closest to the epicenter (degree) 0.00389
Epicentral distance of station farthest from the epicenter (degree) 0.03667
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitude information

M:3.5

Field Value
Value 3.5
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 5279
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 09:30:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.SGO.Z. 1985-04-22T10:02:46.00 10.0 undecidable manual PN 281 4.0737 -1.25 0.5
--.ORI.Z. 1985-04-22T10:02:37.00 10.0 undecidable manual PN? 274 3.1635 2.23 0.1
--.BRT.Z. 1985-04-22T10:02:30.50 10.0 undecidable manual PN 291 2.7972 0.84 1
--.KKS.Z. 1985-04-22T10:02:23.10 10.0 undecidable manual PN 356 2.2089 1.43 0.7
--.PUK.Z. 1985-04-22T10:02:23.00 10.0 undecidable manual PN 346 2.2311 1 1
--.VAY.Z. 1985-04-22T10:02:19.50 10.0 undecidable manual PN 45 2.0979 -0.63 1.3
--.PHP.Z. 1985-04-22T10:02:17.50 10.0 undecidable manual PN 356 1.8204 1.15 0.9
--.LCI.Z. 1985-04-22T10:02:17.50 10.0 undecidable manual PN 284 1.9314 -0.39 1.4
--.TIR.Z. 1985-04-22T10:02:13.50 10.0 undecidable manual PN 339 1.5762 0.56 1.4
--.KBN.Z. 1985-04-22T10:02:11.80 10.0 undecidable manual SG 11 0.777 -0.27 0.9
--.OHR.Z. 1985-04-22T10:02:09.60 10.0 undecidable manual PN 7 1.2543 1.04 1
--.SRN.Z. 1985-04-22T10:02:01.90 10.0 undecidable manual SG 272 0.4329 0.64 0.8
--.KBN.Z. 1985-04-22T10:01:59.00 10.0 negative manual PG 11 0.777 -1.72 1
--.SRN.Z. 1985-04-22T10:01:53.40 10.0 negative manual PG 272 0.4329 -1.08 2
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download