Earthquake with magnitude of M 4.7 on date 13-08-1985 and time 13:49:07 (UTC) in region Costa Occidentale Peloponneso (GRECIA)

A magnitude M 4.7 earthquake occured in region: Costa Occidentale Peloponneso (GRECIA), on

  • 13-08-1985 13:49:07 (UTC)
  • 13-08-1985 15:49:07 (UTC +02:00) Italian time
  • 13-08-1985 16:49:07 (UTC +03:00) local time in the region of the earthquake (Europe/Athens)

and geographic coordinates (lat, lon) 37.7, 21.57 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
Rev 1000 M 4.7 1985-08-13
13:49:07
37.7 21.57 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 11689
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-08-13 13:49:07 ± 0.87
Latitude 37.70 ± 0.04
Longitude 21.57 ± 0.07
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 11689

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) 7954.7
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 48
Number of defining phases 48
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) 0.00818
Epicentral distance of station farthest from the epicenter (degree) 0.12021
Number of stations at which the event was observed 43
Number of stations from which data was used for origin computation 43
Magnitude information

M:4.7

Field Value
Value 4.7
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 11689
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 Takeoff_angle Residual Weight
--.CM2.Z. 1985-08-13T13:52:39.20 10.0 undecidable manual SN 312 0.0759 0.14 0.9
--.BN9.Z. 1985-08-13T13:52:18.00 10.0 undecidable manual PN 307 0.1202 0.66 0.9
--.STV.Z. 1985-08-13T13:52:06.80 10.0 undecidable manual PN 305 0.1132 0.21 1.1
--.ROB.Z. 1985-08-13T13:52:01.70 10.0 undecidable manual PN 306 0.1102 -0.45 1
--.MSC.Z. 1985-08-13T13:51:59.80 10.0 undecidable manual SN? 302 0.0614 -0.89 0
--.CO9.Z. 1985-08-13T13:51:52.00 10.0 undecidable manual PN 311 0.1037 -0.15 1.2
--.SAL.Z. 1985-08-13T13:51:50.00 10.0 undecidable manual PN 316 0.1027 -0.71 0.9
--.CTI.Z. 1985-08-13T13:51:48.50 10.0 undecidable manual PN 321 0.1002 1.65 0.3
--.SOR.Z. 1985-08-13T13:51:46.90 10.0 undecidable manual SN? 298 0.0567 -1.45 0
--.GIB.Z. 1985-08-13T13:51:40.00 10.0 undecidable manual SN 274 0.0536 -0.18 0.6
--.FIR.Z. 1985-08-13T13:51:30.00 10.0 undecidable manual PN 310 0.089 0.25 1.3
--.PRO.Z. 1985-08-13T13:51:17.20 10.0 undecidable manual PN 315 0.0814 -0.94 0.8
--.ASS.Z. 1985-08-13T13:51:14.50 10.0 undecidable manual PN 310 0.0778 1.79 0.2
--.ARV.Z. 1985-08-13T13:51:13.00 10.0 undecidable manual PN 313 0.0786 -0.99 0.8
--.CM2.Z. 1985-08-13T13:51:09.10 10.0 undecidable manual PN 312 0.0759 -0.73 1.1
--.PO9.Z. 1985-08-13T13:51:07.50 10.0 undecidable manual PN 308 0.0737 0.99 0.9
--.MNS.Z. 1985-08-13T13:51:06.50 10.0 undecidable manual PN 306 0.0743 -0.83 1
--.ALP.Z. 1985-08-13T13:51:02.80 10.0 undecidable manual PN 311 0.0714 -0.2 1.5
--.PT9.Z. 1985-08-13T13:51:00.00 10.0 undecidable manual PN? 265 0.069 0.71 0.5
--.SD1.Z. 1985-08-13T13:50:54.00 10.0 undecidable manual PN 305 0.0647 1.34 0.6
--.DUI.Z. 1985-08-13T13:50:47.00 10.0 undecidable manual PN 307 0.0607 0.32 1.6
--.MSC.Z. 1985-08-13T13:50:46.80 10.0 undecidable manual PN 302 0.0614 -0.88 1
--.SGG.Z. 1985-08-13T13:50:45.00 10.0 undecidable manual PN 305 0.0599 -0.36 1.5
--.OVO.Z. 1985-08-13T13:50:41.80 10.0 undecidable manual PN 301 0.0573 0.36 1.5
--.FA1.Z. 1985-08-13T13:50:40.00 10.0 undecidable manual PN 267 0.0565 -0.21 1.6
--.SOR.Z. 1985-08-13T13:50:39.20 10.0 undecidable manual PN 298 0.0567 -1.35 0.6
--.BS1.Z. 1985-08-13T13:50:38.00 10.0 undecidable manual PN 301 0.0545 0.82 1.2
--.GIB.Z. 1985-08-13T13:50:37.50 10.0 undecidable manual PN 274 0.0536 1.66 0.4
--.TR9.Z. 1985-08-13T13:50:35.80 10.0 undecidable manual PN 305 0.0533 0.37 1.5
--.MS1.Z. 1985-08-13T13:50:33.40 10.0 undecidable manual PN 313 0.053 -1.53 0.4
--.SGO.Z. 1985-08-13T13:50:32.50 10.0 undecidable manual PN 301 0.0507 1.15 0.8
--.PA1.Z. 1985-08-13T13:50:26.00 10.0 undecidable manual PN 264 0.0479 -1.16 0.7
--.TTG.Z. 1985-08-13T13:50:23.50 10.0 undecidable manual PN 339 0.0454 0.23 1.6
--.MMN.Z. 1985-08-13T13:50:21.00 10.0 undecidable manual PN 297 0.0438 0.18 1.6
--.BAI.Z. 1985-08-13T13:50:21.00 10.0 undecidable manual PN 314 0.0448 -1.26 0.6
--.ORI.Z. 1985-08-13T13:50:18.00 10.0 undecidable manual PN 301 0.0416 0.43 1.5
--.CSI.Z. 1985-08-13T13:50:18.40 10.0 undecidable manual PN 297 0.0414 1.08 1.8
--.RCI.Z. 1985-08-13T13:50:18.00 10.0 undecidable manual PN 276 0.0422 -0.43 1.5
--.SRN.Z. 1985-08-13T13:50:17.90 10.0 undecidable manual SN 330 0.0224 0.04 0.7
--.BRT.Z. 1985-08-13T13:50:17.00 10.0 undecidable manual PN 313 0.0419 -1.05 0.9
--.DR2.Z. 1985-08-13T13:50:15.50 10.0 undecidable manual PN 283 0.0407 -0.7 1.2
--.PE1.Z. 1985-08-13T13:50:14.00 10.0 undecidable manual PN 314 0.0401 -1.3 0.6
--.ROI.Z. 1985-08-13T13:50:12.80 10.0 undecidable manual PN 296 0.0389 -0.67 1.2
--.RI2.Z. 1985-08-13T13:50:11.70 10.0 undecidable manual PN 281 0.0366 1.85 0.3
--.SE2.Z. 1985-08-13T13:50:07.80 10.0 undecidable manual PN 289 0.0362 -1.39 0.5
--.LCI.Z. 1985-08-13T13:50:06.00 10.0 undecidable manual PN 314 0.0338 0.36 1.5
--.SRN.Z. 1985-08-13T13:49:49.50 10.0 undecidable manual PN 330 0.0224 1.19 0.8
--.VLS.Z. 1985-08-13T13:49:26.10 10.0 undecidable manual PG 301 0.0082 0.18 1.6
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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