Earthquake with magnitude of M 4.4 on date 24-08-1989 and time 04:38:15 (Italy) in region Mar Ionio Meridionale (MARE)

A magnitude M 4.4 earthquake occured in region: Mar Ionio Meridionale (MARE), on

  • 24-08-1989 02:38:15 (UTC)
  • 24-08-1989 04:38:15 (UTC +02:00) Italian time
  • 24-08-1989 05:38:15 (UTC +03:00) local time in the region of the earthquake (Europe/Athens)

and geographic coordinates (lat, lon) 37.87, 20.2 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 4.4 1989-08-24
02:38:15
37.87 20.2 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 98169
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1989-08-24 02:38:15 ± 0.436
Latitude 37.87 ± 0.03
Longitude 20.20 ± 0.03
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 98169

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) 4255.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 233
Number of associated phases, regardless of their use for origin computation 44
Number of defining phases 44
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) 0.01805
Epicentral distance of station farthest from the epicenter (degree) 0.09511
Number of stations at which the event was observed 38
Number of stations from which data was used for origin computation 38
Magnitude information

M:4.4

Field Value
Value 4.4
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 98169
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 09:30:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.VOY.Z. 1989-08-24T02:42:09.20 10.0 undecidable manual SN 332 0.0846 0.12 0.3
--.LJU.Z. 1989-08-24T02:42:05.00 10.0 undecidable manual SN 334 0.0826 1.03 0.3
--.SAL.Z. 1989-08-24T02:40:45.38 10.0 undecidable manual PN 320 0.0951 -0.79 0.5
--.CTI.Z. 1989-08-24T02:40:42.21 10.0 undecidable manual PN 324 0.0931 -0.9 0.4
--.FVI.Z. 1989-08-24T02:40:41.62 10.0 positive manual PN 330 0.0927 -0.82 1
--.RBL.Z. 1989-08-24T02:40:36.55 10.0 undecidable manual PN 332 0.0888 -0.02 0.9
--.VOY.Z. 1989-08-24T02:40:28.80 10.0 undecidable manual PN 332 0.0846 -1.35 0.2
--.LJU.Z. 1989-08-24T02:40:26.30 10.0 undecidable manual PN 334 0.0826 -0.9 0.5
--.CEY.Z. 1989-08-24T02:40:24.00 10.0 undecidable manual PN 333 0.0806 -0.06 1
--.VBY.Z. 1989-08-24T02:40:17.10 10.0 undecidable manual PN 335 0.0763 -0.25 0.9
--.ARV.Z. 1989-08-24T02:40:09.51 10.0 negative manual PN 317 0.0707 0.5 1.9
--.PZI.Z. 1989-08-24T02:40:07.28 10.0 undecidable manual SN 260 0.0382 0.79 0.2
--.MNS.Z. 1989-08-24T02:40:01.38 10.0 undecidable manual PN 310 0.0657 0.06 1.1
--.MO9.Z. 1989-08-24T02:39:50.86 10.0 undecidable manual SN 273 0.032 0.84 0.3
--.SDI.Z. 1989-08-24T02:39:47.99 10.0 undecidable manual PN 309 0.056 1.45 0.3
--.RFI.Z. 1989-08-24T02:39:42.17 10.0 undecidable manual PN 307 0.0529 0.3 1.2
--.GRI.Z. 1989-08-24T02:39:39.29 10.0 undecidable manual SN 288 0.028 -0.2 0.5
--.FG2.Z. 1989-08-24T02:39:37.20 10.0 undecidable manual PN 316 0.0496 0.28 1.3
--.USI.Z. 1989-08-24T02:39:36.79 10.0 undecidable manual PN 280 0.0501 -0.73 1
--.FAI.Z. 1989-08-24T02:39:33.49 10.0 undecidable manual PN 265 0.0469 0.94 0.4
--.MS1.Z. 1989-08-24T02:39:30.50 10.0 undecidable manual PN 320 0.0452 0.31 1.3
--.FG4.Z. 1989-08-24T02:39:27.90 10.0 undecidable manual PN 313 0.0437 0.08 1.3
--.TPE.Z. 1989-08-24T02:39:25.50 10.0 undecidable manual SN 356 0.0207 5.22 0
--.CDM.Z. 1989-08-24T02:39:22.00 10.0 undecidable manual PN 317 0.0397 0.42 1.2
--.MNO.Z. 1989-08-24T02:39:21.35 10.0 negative manual PN 272 0.039 0.68 1.5
--.MGR.Z. 1989-08-24T02:39:20.80 10.0 undecidable manual PN 303 0.0383 0.55 1.1
--.PZI.Z. 1989-08-24T02:39:19.51 10.0 undecidable manual PN 260 0.0382 0.14 1.1
--.SA1.Z. 1989-08-24T02:39:19.34 10.0 undecidable manual PN 280 0.0384 -0.35 1.3
--.SKO.Z. 1989-08-24T02:39:18.70 10.0 undecidable manual PN 12 0.0378 -0.07 1.3
--.MEU.Z. 1989-08-24T02:39:18.73 10.0 negative manual PN 261 0.0389 -1.73 0.6
--.BAI.Z. 1989-08-24T02:39:17.00 10.0 undecidable manual PN 322 0.0371 -0.67 0.9
--.VAY.Z. 1989-08-24T02:39:15.00 10.0 undecidable manual PN 26 0.0351 0.43 1.1
--.ATN.Z. 1989-08-24T02:39:12.58 10.0 undecidable manual PN 275 0.0337 0.15 1.2
--.PE1.Z. 1989-08-24T02:39:10.50 10.0 undecidable manual PN 324 0.0326 -0.43 1.1
--.MO9.Z. 1989-08-24T02:39:09.63 10.0 negative manual PN 273 0.032 -0.24 2.6
--.GMB.Z. 1989-08-24T02:39:08.75 10.0 undecidable manual PN 276 0.0311 0.26 1.1
--.OHR.Z. 1989-08-24T02:39:07.10 10.0 undecidable manual PN 7 0.0294 1.18 0.5
--.SOI.Z. 1989-08-24T02:39:05.95 10.0 negative manual PN 274 0.0294 -0.04 2.6
--.GRI.Z. 1989-08-24T02:39:03.87 10.0 undecidable manual PN 288 0.028 0.09 1.3
--.LCI.Z. 1989-08-24T02:39:01.16 10.0 negative manual PN 327 0.0265 -0.32 2.3
--.VLO.Z. 1989-08-24T02:38:57.00 10.0 undecidable manual PN 348 0.0238 -0.44 1.1
--.LSK.Z. 1989-08-24T02:38:53.50 10.0 undecidable manual PN 7 0.0206 0.93 0.7
--.TPE.Z. 1989-08-24T02:38:52.50 10.0 undecidable manual PN 356 0.0207 -0.19 1.3
--.SRN.Z. 1989-08-24T02:38:48.50 10.0 undecidable manual PN 355 0.0181 -0.17 1.3
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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