Earthquake with magnitude of M 4.1 on date 08-12-1989 and time 18:07:50 (Italy) in region Costa Occidentale Peloponneso (GRECIA)

A magnitude M 4.1 earthquake occured in region: Costa Occidentale Peloponneso (GRECIA), on

  • 08-12-1989 17:07:50 (UTC)
  • 08-12-1989 18:07:50 (UTC +01:00) Italian time
  • 08-12-1989 19:07:50 (UTC +02:00) local time in the region of the earthquake (Europe/Athens)

and geographic coordinates (lat, lon) 37.33, 21.09 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 4.1 1989-12-08
17:07:50
37.33 21.09 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 105749
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1989-12-08 17:07:50 ± 0.252
Latitude 37.33 ± 0.02
Longitude 21.09 ± 0.02
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 105749

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) 3191
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 144
Number of associated phases, regardless of their use for origin computation 49
Number of defining phases 49
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) 0.01433
Epicentral distance of station farthest from the epicenter (degree) 0.06403
Number of stations at which the event was observed 46
Number of stations from which data was used for origin computation 46
Magnitude information

M:4.1

Field Value
Value 4.1
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 105749
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
--.MEU.Z. 1989-12-08T17:09:59.14 10.0 undecidable manual SN 270 0.0448 -0.62 0.4
--.PZI.Z. 1989-12-08T17:09:59.12 10.0 undecidable manual SN 269 0.044 1.46 0.2
--.SDI.Z. 1989-12-08T17:09:36.50 10.0 undecidable manual PN 311 0.064 1.93 0.2
--.PA2.Z. 1989-12-08T17:09:33.40 10.0 undecidable manual SN 289 0.0345 0.99 0.4
--.SGG.Z. 1989-12-08T17:09:29.00 10.0 undecidable manual PN 311 0.0593 1.77 0.2
--.FG2.Z. 1989-12-08T17:09:24.39 10.0 undecidable manual PN 317 0.0576 -0.25 1.2
--.SOR.Z. 1989-12-08T17:09:21.40 10.0 undecidable manual PN 305 0.0555 -0.21 1.2
--.TR9.Z. 1989-12-08T17:09:17.60 10.0 undecidable manual PN 312 0.0528 0.22 1.2
--.SGO.Z. 1989-12-08T17:09:13.97 10.0 undecidable manual PN 308 0.0498 1.16 0.6
--.MGR.Z. 1989-12-08T17:09:09.00 10.0 undecidable manual PN 306 0.0463 1.49 0.4
--.CDM.Z. 1989-12-08T17:09:08.50 10.0 undecidable manual PN? 317 0.0475 -0.94 0.3
--.SA1.Z. 1989-12-08T17:09:08.41 10.0 undecidable manual PN 287 0.0457 1.82 0.2
--.RDO.Z. 1989-12-08T17:09:06.90 10.0 undecidable manual PN 41 0.0462 -0.5 1.2
--.MNO.Z. 1989-12-08T17:09:06.98 10.0 undecidable manual PN 279 0.0458 0.2 1.3
--.BCI.Z. 1989-12-08T17:09:06.50 10.0 undecidable manual PN 352 0.0458 -0.32 1.3
--.SDA.Z. 1989-12-08T17:09:03.20 10.0 undecidable manual PN 347 0.0435 -0.13 1.4
--.MEU.Z. 1989-12-08T17:09:03.77 10.0 negative manual PN 270 0.0448 -1.48 0.9
--.KKS.Z. 1989-12-08T17:09:02.50 10.0 undecidable manual PN 355 0.0429 0.12 1.4
--.PZI.Z. 1989-12-08T17:09:02.90 10.0 negative manual PN 269 0.044 -1.15 1.4
--.CSI.Z. 1989-12-08T17:09:01.12 10.0 undecidable manual PN! 305 0.0403 2.78 0
--.BRT.Z. 1989-12-08T17:09:00.46 10.0 negative manual PN 321 0.0421 -0.63 2.3
--.PUK.Z. 1989-12-08T17:09:00.70 10.0 undecidable manual PN 350 0.0431 -2.06 0.1
--.SKO.Z. 1989-12-08T17:08:59.60 10.0 undecidable manual PN 4 0.0418 -1.07 0.8
--.ATN.Z. 1989-12-08T17:08:58.98 10.0 undecidable manual PN 283 0.0406 0.07 1.4
--.CZI.Z. 1989-12-08T17:08:58.84 10.0 undecidable manual PN! 298 0.0389 2.67 0
--.TDS.Z. 1989-12-08T17:08:57.40 10.0 undecidable manual PN 304 0.0394 0.34 1.4
--.PHP.Z. 1989-12-08T17:08:56.90 10.0 undecidable manual PN 354 0.0394 -0.16 1.4
--.MO9.Z. 1989-12-08T17:08:55.95 10.0 negative manual PN 281 0.0389 -0.18 2.9
--.TIR.Z. 1989-12-08T17:08:54.70 10.0 undecidable manual PN 348 0.0371 1.19 0.7
--.GA2.Z. 1989-12-08T17:08:53.94 10.0 undecidable manual PN 284 0.0381 -1.08 0.8
--.VAY.Z. 1989-12-08T17:08:53.30 10.0 undecidable manual PN 16 0.0373 -0.54 1.3
--.FE2.Z. 1989-12-08T17:08:51.78 10.0 undecidable manual PN 282 0.0361 -0.21 1.4
--.PA2.Z. 1989-12-08T17:08:49.24 10.0 undecidable manual PN 289 0.0345 -0.22 1.4
--.LCI.Z. 1989-12-08T17:08:48.76 10.0 undecidable manual PN 324 0.0341 -0.17 1.5
--.OHR.Z. 1989-12-08T17:08:47.70 10.0 positive manual PN 357 0.0341 -1.14 1.5
--.APE.Z. 1989-12-08T17:08:46.50 10.0 undecidable manual PN 93 0.0319 0.96 0.9
--.SE2.Z. 1989-12-08T17:08:46.80 10.0 undecidable manual PN! 298 0.0343 -2.47 0
--.PLG.Z. 1989-12-08T17:08:44.80 10.0 undecidable manual PN 31 0.032 -0.83 1
--.VLO.Z. 1989-12-08T17:08:42.70 10.0 undecidable manual PN 340 0.0304 -0.47 1.3
--.KBN.Z. 1989-12-08T17:08:42.10 10.0 undecidable manual PN 357 0.0297 -0.08 1.5
--.TPE.Z. 1989-12-08T17:08:40.00 10.0 undecidable manual PN 344 0.0266 2.42 0.1
--.VAM.Z. 1989-12-08T17:08:39.50 10.0 undecidable manual PN 125 0.0274 0.7 1.1
--.KZN.Z. 1989-12-08T17:08:38.50 10.0 undecidable manual PN 11 0.0272 0.14 1.5
--.LSK.Z. 1989-12-08T17:08:36.20 10.0 undecidable manual PN 353 0.0256 0.29 1.4
--.SRN.Z. 1989-12-08T17:08:34.60 10.0 undecidable manual PN 343 0.0241 0.86 1
--.KEK.Z. 1989-12-08T17:08:33.50 10.0 undecidable manual PN 338 0.0232 1.13 0.8
--.NEO.Z. 1989-12-08T17:08:32.00 10.0 undecidable manual PN 40 0.0233 -0.41 1.4
--.ATH.Z. 1989-12-08T17:08:27.00 10.0 undecidable manual PN 73 0.0196 0.25 1.4
--.VEL.Z. 1989-12-08T17:08:19.20 10.0 undecidable manual PN 113 0.0143 0.41 1.4
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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