Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of M 3.3 on date 05-05-1985 and time 21:44:00 (Italy) in region Greece

A magnitude M 3.3 earthquake occured in region: Greece, on

  • 05-05-1985 19:44:00 (UTC)
  • 05-05-1985 21:44:00 (UTC +02:00) Italian time
  • 05-05-1985 22:44:00 (UTC +03:00) local time in the region of the earthquake (Europe/Athens)

and geographic coordinates (lat, lon) 38.9340, 22.3290 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.

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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 3.3 1985-05-05
19:44:00		 38.934 22.329 10 2013-07-15
08:41:04		 Bollettino Sismico Italiano INGV 5889
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-05-05 19:44:00 ± 0.711
Latitude 38.9340 ± 0.0472
Longitude 22.3290 ± 0.0511
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 5889

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) 6859.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 284
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.7
Epicentral distance of station closest to the epicenter (degree) 0.01821
Epicentral distance of station farthest from the epicenter (degree) 0.08176
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 20
Magnitude information

M:3.3

Field Value
Value 3.3
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 5889
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 09:54:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.AR1.Z. 1985-05-05T19:47:31.00 10.0 undecidable manual SN 304 8.3805 0.46 0.5
--.PO9.Z. 1985-05-05T19:47:22.00 10.0 undecidable manual SN 298 7.9698 1.41 0.2
--.CH1.Z. 1985-05-05T19:46:12.00 10.0 undecidable manual PN? 302 9.0798 0.73 0.4
--.AR1.Z. 1985-05-05T19:46:02.00 10.0 undecidable manual PN? 304 8.3805 0.27 0.6
--.MNS.Z. 1985-05-05T19:45:58.50 10.0 undecidable manual PN? 296 8.0697 1.09 0.3
--.PO9.Z. 1985-05-05T19:45:57.50 10.0 undecidable manual PN 298 7.9698 1.51 0.4
--.BRT.Z. 1985-05-05T19:45:56.00 10.0 undecidable manual SN 296 4.4067 0.05 0.8
--.AQU.Z. 1985-05-05T19:45:52.00 10.0 undecidable manual PN 298 7.5702 1.49 0.4
--.MSC.Z. 1985-05-05T19:45:38.70 10.0 undecidable manual PN 290 6.771 -0.77 1.1
--.SGG.Z. 1985-05-05T19:45:37.10 10.0 undecidable manual PN 293 6.5268 0.78 1.2
--.BS1.Z. 1985-05-05T19:45:30.00 10.0 undecidable manual PN 288 6.0273 0.59 1.4
--.TR9.Z. 1985-05-05T19:45:25.70 10.0 undecidable manual PN 292 5.8275 -0.78 1.2
--.SGO.Z. 1985-05-05T19:45:24.00 10.0 undecidable manual PN 287 5.6277 0.22 1.8
--.PHP.Z. 1985-05-05T19:45:23.50 10.0 undecidable manual SN 331 3.0969 -1.23 0.3
--.BAI.Z. 1985-05-05T19:45:09.80 10.0 positive manual PN 297 4.6953 -1.2 1.6
--.BRT.Z. 1985-05-05T19:45:06.00 10.0 undecidable manual PN 296 4.4067 -1.13 0.9
--.PE1.Z. 1985-05-05T19:45:03.00 10.0 undecidable manual PN 296 4.1958 -1.13 0.9
--.SRN.Z. 1985-05-05T19:44:59.40 10.0 undecidable manual SN 296 2.0202 0.21 0.7
--.KBN.Z. 1985-05-05T19:44:59.50 10.0 undecidable manual SN 323 2.0535 -0.5 0.7
--.LCI.Z. 1985-05-05T19:44:54.10 10.0 undecidable manual PN 293 3.5187 -0.87 1.2
--.PHP.Z. 1985-05-05T19:44:48.70 10.0 undecidable manual PN 331 3.0969 -0.4 1.7
--.VLO.Z. 1985-05-05T19:44:44.40 10.0 undecidable manual PN 304 2.664 1.37 0.6
--.OHR.Z. 1985-05-05T19:44:40.20 10.0 undecidable manual PN 330 2.4642 -0.19 1.9
--.VAY.Z. 1985-05-05T19:44:40.00 10.0 undecidable manual PN 2 2.3865 0.68 1.5
--.SRN.Z. 1985-05-05T19:44:34.50 10.0 undecidable manual PN 296 2.0202 0.15 1.9
--.KBN.Z. 1985-05-05T19:44:34.70 10.0 undecidable manual PN 323 2.0535 -0.11 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