Earthquake with magnitude of M 4.3 on date 26-08-1989 and time 09:56:11 (Italy) in region Mar Ionio Meridionale (MARE)

A magnitude M 4.3 earthquake occured in region: Mar Ionio Meridionale (MARE), on

  • 26-08-1989 07:56:11 (UTC)
  • 26-08-1989 09:56:11 (UTC +02:00) Italian time
  • 26-08-1989 10:56:11 (UTC +03:00) local time in the region of the earthquake (Europe/Athens)

and geographic coordinates (lat, lon) 37.92, 20.24 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 4.3 1989-08-26
07:56:11
37.92 20.24 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 98269
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1989-08-26 07:56:11 ± 0.279
Latitude 37.92 ± 0.02
Longitude 20.24 ± 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 98269

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) 3401.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 141
Number of associated phases, regardless of their use for origin computation 45
Number of defining phases 45
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.5
Epicentral distance of station closest to the epicenter (degree) 0.00332
Epicentral distance of station farthest from the epicenter (degree) 0.10483
Number of stations at which the event was observed 42
Number of stations from which data was used for origin computation 42
Magnitude information

M:4.3

Field Value
Value 4.3
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 98269
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
--.VAI.Z. 1989-08-26T08:00:59.50 10.0 undecidable manual SN 317 0.1048 0.87 0.2
--.VAI.Z. 1989-08-26T07:58:57.71 10.0 undecidable manual PN 317 0.1048 0.6 0.6
--.CTI.Z. 1989-08-26T07:58:38.40 10.0 undecidable manual PN 325 0.0929 -0.53 0.7
--.FVI.Z. 1989-08-26T07:58:38.22 10.0 undecidable manual PN 330 0.0924 0.03 0.9
--.RSM.Z. 1989-08-26T07:58:13.21 10.0 undecidable manual PN 318 0.0756 0.69 0.7
--.ARV.Z. 1989-08-26T07:58:05.13 10.0 undecidable manual PN 317 0.0706 0.22 1
--.PZI.Z. 1989-08-26T07:58:04.78 10.0 undecidable manual SN 260 0.0385 1.31 0.1
--.MEU.Z. 1989-08-26T07:58:03.70 10.0 undecidable manual SN 261 0.0393 -1.63 0.1
--.ASS.Z. 1989-08-26T07:58:03.14 10.0 undecidable manual PN 314 0.0695 -0.03 1.1
--.AM8.Z. 1989-08-26T07:58:00.20 10.0 undecidable manual PN 320 0.0678 -0.51 0.9
--.CM8.Z. 1989-08-26T07:58:00.90 10.0 undecidable manual PN 316 0.0678 0.29 1
--.MNS.Z. 1989-08-26T07:57:58.16 10.0 undecidable manual PN 310 0.0656 0.86 0.6
--.ALP.Z. 1989-08-26T07:57:54.60 10.0 undecidable manual PN 316 0.0632 0.96 0.5
--.AZI.Z. 1989-08-26T07:57:49.15 10.0 undecidable manual PN 310 0.0594 1.28 0.3
--.SDI.Z. 1989-08-26T07:57:41.97 10.0 undecidable manual PN 309 0.0559 -0.56 0.9
--.RFI.Z. 1989-08-26T07:57:38.16 10.0 undecidable manual PN 307 0.0529 0.27 1.2
--.DUI.Z. 1989-08-26T07:57:38.10 10.0 undecidable manual PN 312 0.0522 1.21 0.4
--.FG2.Z. 1989-08-26T07:57:32.89 10.0 undecidable manual PN 316 0.0495 0.25 1.2
--.USI.Z. 1989-08-26T07:57:32.94 10.0 undecidable manual PN 280 0.0503 -0.95 0.6
--.FAI.Z. 1989-08-26T07:57:30.60 10.0 undecidable manual PN 265 0.0471 0.95 0.6
--.MS1.Z. 1989-08-26T07:57:26.00 10.0 positive manual PN 320 0.0452 -0.04 2.7
--.GIB.Z. 1989-08-26T07:57:24.63 10.0 undecidable manual PN 272 0.044 0.28 1.3
--.FG4.Z. 1989-08-26T07:57:24.29 10.0 undecidable manual PN 313 0.0436 0.53 1.1
--.MNO.Z. 1989-08-26T07:57:17.61 10.0 undecidable manual PN 272 0.0393 0.46 1.1
--.CDM.Z. 1989-08-26T07:57:17.00 10.0 positive manual PN 317 0.0395 -0.47 2.2
--.MEU.Z. 1989-08-26T07:57:15.34 10.0 undecidable manual PN 261 0.0393 -1.71 0.1
--.PZI.Z. 1989-08-26T07:57:15.62 10.0 negative manual PN 260 0.0385 -0.36 2.4
--.MGR.Z. 1989-08-26T07:57:15.74 10.0 undecidable manual PN 303 0.0383 0.13 1.3
--.BAI.Z. 1989-08-26T07:57:13.00 10.0 positive manual PN 322 0.0369 -0.5 2.2
--.PE1.Z. 1989-08-26T07:57:06.00 10.0 negative manual PN 324 0.0325 -0.72 1.7
--.MO9.Z. 1989-08-26T07:57:06.70 10.0 negative manual PN 272 0.0322 -0.26 2.5
--.TDS.Z. 1989-08-26T07:57:05.31 10.0 undecidable manual PN 301 0.0315 0.1 1.3
--.TIR.Z. 1989-08-26T07:57:04.60 10.0 undecidable manual PN 355 0.0309 0.29 1.3
--.SOI.Z. 1989-08-26T07:57:02.30 10.0 negative manual PN 274 0.0296 -0.14 2.7
--.GRI.Z. 1989-08-26T07:57:00.70 10.0 undecidable manual PN 288 0.0281 0.02 1.3
--.LCI.Z. 1989-08-26T07:56:57.99 10.0 undecidable manual PN 326 0.0262 0.74 0.8
--.ATH.Z. 1989-08-26T07:56:56.00 10.0 undecidable manual PN 88 0.0246 1.24 0.4
--.KZN.Z. 1989-08-26T07:56:55.00 10.0 undecidable manual PN 26 0.024 1.3 0.3
--.NEO.Z. 1989-08-26T07:56:55.00 10.0 undecidable manual PN 58 0.0244 0.65 0.9
--.TPE.Z. 1989-08-26T07:56:49.00 10.0 undecidable manual PN 355 0.0203 0.85 0.7
--.LSK.Z. 1989-08-26T07:56:46.70 10.0 undecidable manual PN 7 0.0202 -1.26 0.4
--.SRN.Z. 1989-08-26T07:56:43.40 10.0 undecidable manual PN 354 0.0176 -0.73 0.9
--.KEK.Z. 1989-08-26T07:56:41.00 10.0 undecidable manual PN 349 0.0164 -1.17 0.4
--.ITM.Z. 1989-08-26T07:56:38.30 10.0 undecidable manual PN 118 0.0137 0.17 1.3
--.VLS.Z. 1989-08-26T07:56:17.00 10.0 undecidable manual PG 47 0.0033 -2.16 0
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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