Earthquake with magnitude of M 3.7 on date 29-04-1985 and time 11:59:23 (Italy) in region Greece [Land]

A magnitude M 3.7 earthquake occured in region: Greece [Land], on

  • 29-04-1985 09:59:23 (UTC)
  • 29-04-1985 11:59:23 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.0930, 20.7940 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 3.7 1985-04-29
09:59:23
40.093 20.794 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 5649
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-04-29 09:59:23 ± 0.867
Latitude 40.0930 ± 0.0646
Longitude 20.7940 ± 0.0692
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 5649

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) 9286.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 203
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.9
Epicentral distance of station closest to the epicenter (degree) 0.00575
Epicentral distance of station farthest from the epicenter (degree) 0.08038
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:3.7

Field Value
Value 3.7
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 5649
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 09:23:57
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.CTI.Z. 1985-04-29T10:03:05.50 10.0 undecidable manual SN? 314 8.9244 -1.22 0
--.CTI.Z. 1985-04-29T10:01:30.50 10.0 undecidable manual PN 314 8.9244 -1.97 0.3
--.FO1.Z. 1985-04-29T10:01:27.00 10.0 undecidable manual PN? 320 8.7024 -2.49 0
--.RBL.Z. 1985-04-29T10:01:24.50 10.0 undecidable manual PN 322 8.2251 1.65 0.4
--.CH1.Z. 1985-04-29T10:01:12.00 10.0 undecidable manual PN 300 7.4592 -0.3 1.1
--.AS1.Z. 1985-04-29T10:01:04.50 10.0 undecidable manual PN 298 6.7599 1.8 0.4
--.PO9.Z. 1985-04-29T10:01:00.00 10.0 undecidable manual PN? 294 6.3825 2.5 0.1
--.SD1.Z. 1985-04-29T10:00:46.00 10.0 undecidable manual PN 288 5.5056 0.51 1.2
--.BRT.Z. 1985-04-29T10:00:43.00 10.0 undecidable manual SN 286 2.8749 0.35 0.6
--.DUI.Z. 1985-04-29T10:00:40.50 10.0 undecidable manual PN 289 5.0172 1.6 0.6
--.SGO.Z. 1985-04-29T10:00:28.50 10.0 undecidable manual PN 277 4.1958 1 1.1
--.BRT.Z. 1985-04-29T10:00:11.00 10.0 undecidable manual PN 286 2.8749 1.71 0.6
--.TTG.Z. 1985-04-29T10:00:05.00 10.0 undecidable manual PN 333 2.5974 -0.52 1.4
--.PUK.Z. 1985-04-29T09:59:59.00 10.0 undecidable manual PN 340 2.0535 0.9 1.2
--.LCI.Z. 1985-04-29T09:59:57.50 10.0 undecidable manual PN 277 2.0535 -0.56 1.4
--.KKS.Z. 1985-04-29T09:59:57.70 10.0 undecidable manual PN 351 1.998 0.44 1.4
--.SKO.Z. 1985-04-29T09:59:56.00 10.0 undecidable manual PN 13 1.9314 -0.41 1.5
--.VAY.Z. 1985-04-29T09:59:55.00 10.0 undecidable manual PN 46 1.8204 0.22 1.5
--.PHP.Z. 1985-04-29T09:59:51.50 10.0 positive manual PN 350 1.6095 -0.46 2.9
--.TIR.Z. 1985-04-29T09:59:47.50 10.0 undecidable manual PN 330 1.4319 -2.01 0.4
--.SRN.Z. 1985-04-29T09:59:44.90 10.0 undecidable manual SG 250 0.6327 -1.4 0.5
--.VLO.Z. 1985-04-29T09:59:42.50 10.0 undecidable manual PN 290 1.0545 -1.8 0.5
--.SRN.Z. 1985-04-29T09:59:36.40 10.0 undecidable manual PG 250 0.6327 -0.36 3
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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