Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of M 4.0 on date 24-08-1990 and time 14:54:41 (Italy) in region Costa Greca Ionica (GRECIA)

A magnitude M 4.0 earthquake occured in region: Costa Greca Ionica (GRECIA), on

  • 24-08-1990 12:54:41 (UTC)
  • 24-08-1990 14:54:41 (UTC +02:00) Italian time
  • 24-08-1990 15:54:41 (UTC +03:00) local time in the region of the earthquake (Europe/Athens)

and geographic coordinates (lat, lon) 38.2340, 20.4690 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.

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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 4.0 1990-08-24
12:54:41		 38.234 20.469 10 2013-07-15
08:41:04		 Bollettino Sismico Italiano INGV 125279
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-08-24 12:54:41 ± 0.196
Latitude 38.2340 ± 0.0163
Longitude 20.4690 ± 0.0166
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 125279

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) 2320.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 125
Number of associated phases, regardless of their use for origin computation 111
Number of defining phases 111
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) 0.00097
Epicentral distance of station farthest from the epicenter (degree) 0.13729
Number of stations at which the event was observed 89
Number of stations from which data was used for origin computation 89
Magnitude information

M:4.0

Field Value
Value 4.0
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 125279
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(km) Takeoff_angle Residual Weight
--.VOY.Z. 1990-08-24T12:58:27.70 10.0 undecidable manual SN! 330 9.1686 -3.04 0
--.LJU.Z. 1990-08-24T12:58:25.00 10.0 undecidable manual SN 332 8.9466 -0.28 0.5
--.CEY.Z. 1990-08-24T12:58:21.50 10.0 undecidable manual SN 331 8.7246 1.47 0.2
--.SSF.Z. 1990-08-24T12:58:14.80 10.0 undecidable manual P ! 311 15.2403 -2.43 0
--.LOR.Z. 1990-08-24T12:58:13.90 10.0 undecidable manual P 312 15.1293 -1.9 0.2
--.LBF.Z. 1990-08-24T12:58:11.00 10.0 undecidable manual P 311 14.9184 -1.85 0.2
--.ZAG.Z. 1990-08-24T12:58:09.50 10.0 undecidable manual SN 337 8.2806 0.29 0.9
--.VBY.Z. 1990-08-24T12:58:08.80 10.0 undecidable manual SN 333 8.2251 0.75 0.7
--.HAU.Z. 1990-08-24T12:57:59.90 10.0 undecidable manual PN! 318 14.1747 -2.6 0
--.BSF.Z. 1990-08-24T12:57:55.50 10.0 undecidable manual PN! 318 13.8195 -2.29 0
--.LPL.Z. 1990-08-24T12:57:40.50 10.0 undecidable manual PN 310 12.5208 0.56 1
--.LPG.Z. 1990-08-24T12:57:40.30 10.0 undecidable manual PN 310 12.5097 0.65 0.9
--.DOI.Z. 1990-08-24T12:57:29.50 10.0 undecidable manual PN 306 11.7105 0.76 0.9
--.SBF.Z. 1990-08-24T12:57:25.50 10.0 undecidable manual PN! 304 11.2998 2.4 0
--.CKI.Z. 1990-08-24T12:57:20.00 10.0 undecidable manual PN 308 11.0223 0.71 1
--.SPC.Z. 1990-08-24T12:57:19.00 10.0 undecidable manual PN 359 10.9335 0.91 0.8
--.MDI.Z. 1990-08-24T12:57:16.70 10.0 undecidable manual PN 317 10.9668 -1.83 0.2
--.SAL.Z. 1990-08-24T12:57:10.52 10.0 undecidable manual PN 318 10.4229 -0.54 1.1
--.FVI.Z. 1990-08-24T12:57:05.26 10.0 undecidable manual PN 328 10.0788 -1.14 0.7
--.VVI.Z. 1990-08-24T12:57:00.50 10.0 undecidable manual PN 325 9.7569 -1.43 0.5
--.MME.Z. 1990-08-24T12:56:59.25 10.0 undecidable manual PN 312 9.4461 1.68 0.3
--.BDI.Z. 1990-08-24T12:56:58.50 10.0 undecidable manual PN 311 9.4239 1.15 0.7
--.PII.Z. 1990-08-24T12:56:57.50 10.0 undecidable manual PN 309 9.2796 1.71 0.3
--.VOY.Z. 1990-08-24T12:56:52.30 10.0 undecidable manual PN 330 9.1686 -1.66 0.4
--.VRI.Z. 1990-08-24T12:56:51.00 10.0 undecidable manual PN 29 8.9244 0.6 1.2
--.LJU.Z. 1990-08-24T12:56:49.60 10.0 undecidable manual PN 332 8.9466 -1.2 0.7
--.TRI.Z. 1990-08-24T12:56:49.53 10.0 undecidable manual PN 328 8.9688 -1.51 0.5
--.PGD.Z. 1990-08-24T12:56:48.78 10.0 undecidable manual PN! 313 8.658 1.93 0
--.SFI.Z. 1990-08-24T12:56:47.40 10.0 undecidable manual PN 314 8.6025 1.29 0.6
--.BRY.Z. 1990-08-24T12:56:46.00 10.0 undecidable manual SN! 343 4.884 -2.42 0
--.CEY.Z. 1990-08-24T12:56:46.40 10.0 undecidable manual PN 331 8.7246 -1.38 0.6
--.MLR.Z. 1990-08-24T12:56:43.00 10.0 undecidable manual PN 27 8.3028 1.01 0.9
--.NKY.Z. 1990-08-24T12:56:43.00 10.0 undecidable manual SN 346 4.6953 -1.21 0.3
--.CRE.Z. 1990-08-24T12:56:43.74 10.0 undecidable manual PN 312 8.3694 0.84 1
--.IVA.Z. 1990-08-24T12:56:42.00 10.0 undecidable manual SN 354 4.6398 -0.89 0.5
--.RSM.Z. 1990-08-24T12:56:42.50 10.0 undecidable manual PN 316 8.2806 0.35 1.4
--.MNO.Z. 1990-08-24T12:56:41.90 10.0 undecidable manual SN 268 4.551 1.47 0.2
--.ZAG.Z. 1990-08-24T12:56:40.60 10.0 undecidable manual PN 337 8.2806 -0.93 1
--.VBY.Z. 1990-08-24T12:56:40.60 10.0 negative manual PN 333 8.2251 -0.25 2.9
--.PVY.Z. 1990-08-24T12:56:39.00 10.0 undecidable manual SN! 355 4.3623 2.77 0
--.PZI.Z. 1990-08-24T12:56:39.36 10.0 undecidable manual SN 256 4.5177 -0.45 0.6
--.MEU.Z. 1990-08-24T12:56:39.57 10.0 undecidable manual SN 257 4.5954 -2 0.1
--.HCY.Z. 1990-08-24T12:56:37.00 10.0 undecidable manual SN 341 4.4622 -1.5 0.2
--.BCI.Z. 1990-08-24T12:56:34.70 10.0 undecidable manual SN! 355 4.1292 4.02 0
--.TTG.Z. 1990-08-24T12:56:33.00 10.0 undecidable manual SN 348 4.2846 -1.29 0.3
--.BDV.Z. 1990-08-24T12:56:29.50 10.0 undecidable manual SN! 343 4.218 -3.43 0
--.MNS.Z. 1990-08-24T12:56:28.00 10.0 undecidable manual PN 307 7.2372 0.82 1.2
--.AOI.Z. 1990-08-24T12:56:27.50 10.0 undecidable manual PN! 318 7.4148 -2.21 0
--.KKS.Z. 1990-08-24T12:56:26.50 10.0 undecidable manual SN! 359 3.8295 3 0
--.PUK.Z. 1990-08-24T12:56:26.50 10.0 undecidable manual SN! 353 3.8295 3.18 0
--.RDP.Z. 1990-08-24T12:56:23.50 10.0 undecidable manual PN 303 6.8931 0.98 1
--.ALP.Z. 1990-08-24T12:56:23.40 10.0 undecidable manual PN 313 6.9264 0.36 1.5
--.RMP.Z. 1990-08-24T12:56:23.00 10.0 undecidable manual PN 303 6.9264 0.01 1.6
--.AQU.Z. 1990-08-24T12:56:22.53 10.0 undecidable manual PN 309 6.771 1.68 0.4
--.ULC.Z. 1990-08-24T12:56:21.00 10.0 undecidable manual SN! 346 3.8406 -2.56 0
--.CP9.Z. 1990-08-24T12:56:21.16 10.0 undecidable manual PN 304 6.7821 0.07 1.7
--.BEO.Z. 1990-08-24T12:56:19.50 10.0 undecidable manual PN 359 6.5712 1.34 0.7
--.AZI.Z. 1990-08-24T12:56:18.50 10.0 undecidable manual PN 307 6.5379 0.74 1.3
--.GRI.Z. 1990-08-24T12:56:12.19 10.0 undecidable manual SN! 281 3.2079 3.43 0
--.RFI.Z. 1990-08-24T12:56:08.46 10.0 undecidable manual PN 303 5.8386 0.4 1.6
--.DUI.Z. 1990-08-24T12:56:07.95 10.0 undecidable manual PN 308 5.7276 1.4 0.7
--.LCI.Z. 1990-08-24T12:56:02.50 10.0 undecidable manual SN! 319 2.775 4.19 0
--.FG2.Z. 1990-08-24T12:56:01.99 10.0 undecidable manual PN 313 5.3946 -0.03 1.8
--.NPS.Z. 1990-08-24T12:56:00.00 10.0 undecidable manual PN! 124 5.0727 2.5 0
--.BSS.Z. 1990-08-24T12:55:58.35 10.0 undecidable manual PN 302 5.0283 1.39 0.7
--.GIB.Z. 1990-08-24T12:55:57.00 10.0 undecidable manual PN 269 5.0616 -0.39 1.6
--.RDO.Z. 1990-08-24T12:55:54.80 10.0 undecidable manual PN 51 4.8507 0.23 1.7
--.BRY.Z. 1990-08-24T12:55:53.50 10.0 undecidable manual PN 343 4.884 -1.38 0.7
--.SGO.Z. 1990-08-24T12:55:52.36 10.0 undecidable manual PN 301 4.5954 1.24 0.8
--.IVA.Z. 1990-08-24T12:55:51.50 10.0 undecidable manual PN 354 4.6398 -0.19 1.7
--.NKY.Z. 1990-08-24T12:55:51.80 10.0 undecidable manual PN 346 4.6953 -0.65 1.4
--.MNO.Z. 1990-08-24T12:55:50.90 10.0 undecidable manual PN 268 4.551 -0.18 1.7
--.PVY.Z. 1990-08-24T12:55:49.20 10.0 undecidable manual PN 355 4.3623 1.36 0.7
--.SA1.Z. 1990-08-24T12:55:49.37 10.0 undecidable manual PN 276 4.4178 0.83 1.2
--.MEU.Z. 1990-08-24T12:55:48.19 10.0 undecidable manual PN 257 4.5954 -2.73 0
--.HCY.Z. 1990-08-24T12:55:47.40 10.0 undecidable manual PN 341 4.4622 -1.76 0.4
--.PZI.Z. 1990-08-24T12:55:47.32 10.0 undecidable manual PN! 256 4.5177 -2.59 0
--.MGR.Z. 1990-08-24T12:55:46.32 10.0 undecidable manual PN 298 4.2513 0.12 1.7
--.BCI.Z. 1990-08-24T12:55:45.20 10.0 undecidable manual PN 355 4.1292 0.56 1.5
--.TTG.Z. 1990-08-24T12:55:45.80 10.0 undecidable manual PN 348 4.2846 -0.92 1.2
--.BDV.Z. 1990-08-24T12:55:44.50 10.0 undecidable manual PN 343 4.218 -1.44 0.6
--.VAM.Z. 1990-08-24T12:55:44.00 10.0 undecidable manual PN 130 3.9849 1.36 0.7
--.ATN.Z. 1990-08-24T12:55:41.40 10.0 undecidable manual PN 270 3.9294 -0.37 1.6
--.KKS.Z. 1990-08-24T12:55:41.00 10.0 undecidable manual PN 359 3.8295 0.51 1.5
--.SDA.Z. 1990-08-24T12:55:40.80 10.0 undecidable manual PN 349 3.8406 0.14 1.7
--.PUK.Z. 1990-08-24T12:55:39.80 10.0 undecidable manual PN 353 3.8295 -0.59 1.5
--.SKO.Z. 1990-08-24T12:55:39.70 10.0 positive manual PN 10 3.7962 -0.38 3.3
--.ULC.Z. 1990-08-24T12:55:39.00 10.0 undecidable manual PN 346 3.8406 -1.53 0.5
--.SC9.Z. 1990-08-24T12:55:39.41 10.0 undecidable manual PN 271 3.7185 0.41 1.6
--.ORI.Z. 1990-08-24T12:55:38.50 10.0 undecidable manual PN 301 3.6075 1.16 0.9
--.MO9.Z. 1990-08-24T12:55:38.72 10.0 undecidable manual PN 267 3.7518 -0.7 1.4
--.GMB.Z. 1990-08-24T12:55:37.41 10.0 undecidable manual PN 270 3.6408 -0.41 1.6
--.BRT.Z. 1990-08-24T12:55:37.67 10.0 undecidable manual PN 317 3.663 -0.57 1.5
--.TDS.Z. 1990-08-24T12:55:36.57 10.0 undecidable manual PN 295 3.5076 0.56 1.5
--.SOI.Z. 1990-08-24T12:55:35.40 10.0 undecidable manual PN 268 3.4632 -0.42 1.6
--.VAY.Z. 1990-08-24T12:55:35.20 10.0 undecidable manual PN 27 3.4743 -0.39 3.3
--.SRN.Z. 1990-08-24T12:55:33.30 10.0 undecidable manual SN 347 1.6761 1.03 0.4
--.GRI.Z. 1990-08-24T12:55:32.21 10.0 undecidable manual PN 281 3.2079 0.23 1.7
--.TIR.Z. 1990-08-24T12:55:31.60 10.0 undecidable manual PN 351 3.1413 0.63 1.4
--.PLG.Z. 1990-08-24T12:55:30.60 10.0 undecidable manual PN 46 3.1413 -0.32 1.7
--.OHR.Z. 1990-08-24T12:55:28.10 10.0 positive manual PN 5 2.8749 0.69 2.8
--.LCI.Z. 1990-08-24T12:55:25.50 10.0 undecidable manual PN 319 2.775 -0.45 1.6
--.ATH.Z. 1990-08-24T12:55:23.00 10.0 undecidable manual PN 94 2.5641 -0.04 1.8
--.VLO.Z. 1990-08-24T12:55:23.00 10.0 undecidable manual PN! 341 2.3421 2.86 0
--.KBN.Z. 1990-08-24T12:55:21.80 10.0 undecidable manual PN 5 2.3865 1.06 1
--.KZN.Z. 1990-08-24T12:55:20.00 10.0 undecidable manual PN 25 2.2977 0.59 1.5
--.TPE.Z. 1990-08-24T12:55:16.00 10.0 undecidable manual PN 349 1.9647 1.14 0.9
--.LSK.Z. 1990-08-24T12:55:14.10 10.0 undecidable manual PN 3 1.9092 -0.01 1.8
--.SRN.Z. 1990-08-24T12:55:10.30 10.0 undecidable manual PN 347 1.6761 -0.61 1.5
--.ITM.Z. 1990-08-24T12:55:09.00 10.0 undecidable manual PN 132 1.554 -0.23 1.7
--.VLS.Z. 1990-08-24T12:54:44.00 10.0 undecidable manual PG 121 0.111 -0.91 1.2
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download