Earthquake with magnitude of ML-VAX 4.3 on date 18-05-1988 and time 09:09:46 (UTC) in region Costa Greca Ionica (GRECIA)

A magnitude ML-VAX 4.3 earthquake occured in region: Costa Greca Ionica (GRECIA), on

  • 18-05-1988 09:09:46 (UTC)
  • 18-05-1988 11:09:46 (UTC +02:00) Italian time
  • 18-05-1988 12:09:46 (UTC +03:00) local time in the region of the earthquake (Europe/Athens)

and geographic coordinates (lat, lon) 38.34, 20.42 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 ML-VAX 4.3 1988-05-18
09:09:46
38.34 20.42 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 69609
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1988-05-18 09:09:46 ± 0.247
Latitude 38.34 ± 0.02
Longitude 20.42 ± 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 69609

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) 2897.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 158
Number of associated phases, regardless of their use for origin computation 52
Number of defining phases 52
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.6
Epicentral distance of station closest to the epicenter (degree) 0.01408
Epicentral distance of station farthest from the epicenter (degree) 0.10458
Number of stations at which the event was observed 42
Number of stations from which data was used for origin computation 42
Magnitude information

ML:4.3

Field Value
Value 4.3
Uncertainty
Num. used stations 11
Type of magnitude ML
Reference to an origin 69609
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 13:07:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.RBL.Z. 1988-05-18T09:13:44.27 10.0 undecidable manual SN 330 0.0858 0.08 0.4
--.PGD.Z. 1988-05-18T09:13:20.67 10.0 undecidable manual SN 312 0.0771 -0.38 0.4
--.ARV.Z. 1988-05-18T09:12:58.85 10.0 undecidable manual SN 314 0.0687 -0.15 0.4
--.DOI.Z. 1988-05-18T09:12:34.00 10.0 positive manual PN 306 0.1046 1.52 0.4
--.VAI.Z. 1988-05-18T09:12:28.50 10.0 undecidable manual PN 314 0.103 -1.5 0.2
--.CTI.Z. 1988-05-18T09:12:09.83 10.0 undecidable manual PN 322 0.0906 -1.29 0.3
--.RBL.Z. 1988-05-18T09:12:03.23 10.0 undecidable manual PN 330 0.0858 -0.65 0.7
--.PGD.Z. 1988-05-18T09:11:50.10 10.0 undecidable manual PN 312 0.0771 -0.51 0.9
--.MNO.Z. 1988-05-18T09:11:45.82 10.0 undecidable manual SN 266 0.0406 1.15 0.2
--.PZI.Z. 1988-05-18T09:11:45.40 10.0 undecidable manual SN 254 0.0406 0.46 0.5
--.ARV.Z. 1988-05-18T09:11:37.54 10.0 negative manual PN 314 0.0687 -0.25 2.2
--.ATN.Z. 1988-05-18T09:11:29.41 10.0 undecidable manual SN 268 0.035 -0.44 0.5
--.MO9.Z. 1988-05-18T09:11:25.22 10.0 undecidable manual SN 265 0.0335 -0.68 0.4
--.LVI.Z. 1988-05-18T09:11:20.50 10.0 undecidable manual PN 269 0.0571 0.35 1.2
--.SOI.Z. 1988-05-18T09:11:19.00 10.0 undecidable manual SN 266 0.0308 0 0.6
--.SDI.Z. 1988-05-18T09:11:17.11 10.0 undecidable manual PN 305 0.0546 0.85 0.8
--.GRI.Z. 1988-05-18T09:11:13.00 10.0 undecidable manual SN 279 0.0284 0.57 0.5
--.RFI.Z. 1988-05-18T09:11:12.86 10.0 positive manual PN 302 0.0517 0.98 1.4
--.DUI.Z. 1988-05-18T09:11:11.34 10.0 undecidable manual PN 307 0.0507 1.04 0.7
--.FAI.Z. 1988-05-18T09:11:07.71 10.0 negative manual PN 260 0.0488 0.25 2.7
--.FG2.Z. 1988-05-18T09:11:05.79 10.0 undecidable manual PN 312 0.0477 0.09 1.4
--.BSS.Z. 1988-05-18T09:11:02.16 10.0 undecidable manual PN 300 0.0445 1.35 0.4
--.ATH.Z. 1988-05-18T09:11:01.50 10.0 undecidable manual SN 96 0.0236 1.87 0
--.GIB.Z. 1988-05-18T09:11:00.16 10.0 undecidable manual PN 267 0.0452 -1.81 0.1
--.FG3.Z. 1988-05-18T09:10:58.94 10.0 undecidable manual PN 315 0.0431 0.21 1.4
--.PRK.Z. 1988-05-18T09:10:57.10 10.0 undecidable manual PN 76 0.0418 0.37 1.3
--.SGO.Z. 1988-05-18T09:10:55.70 10.0 undecidable manual PN 300 0.0406 0.73 1
--.MNO.Z. 1988-05-18T09:10:54.82 10.0 negative manual PN 266 0.0406 -0.05 2.9
--.PZI.Z. 1988-05-18T09:10:53.59 10.0 undecidable manual PN 254 0.0406 -1.23 0.5
--.CDM.Z. 1988-05-18T09:10:50.20 10.0 undecidable manual PN 311 0.0377 -0.33 1.3
--.BCI.Z. 1988-05-18T09:10:50.00 10.0 undecidable manual PN 356 0.0363 1.75 0.2
--.MGR.Z. 1988-05-18T09:10:50.88 10.0 undecidable manual PN 296 0.0375 0.75 1
--.ATN.Z. 1988-05-18T09:10:45.73 10.0 undecidable manual PN 268 0.035 -0.59 1.1
--.BAI.Z. 1988-05-18T09:10:45.50 10.0 undecidable manual PN 316 0.0349 -0.62 1.1
--.SKO.Z. 1988-05-18T09:10:43.00 10.0 undecidable manual PN 11 0.0334 -0.86 0.8
--.MO9.Z. 1988-05-18T09:10:43.27 10.0 negative manual PN 265 0.0335 -0.77 1.9
--.SDA.Z. 1988-05-18T09:10:43.80 10.0 undecidable manual PN 349 0.0336 -0.43 1.3
--.BRT.Z. 1988-05-18T09:10:42.00 10.0 undecidable manual PN 315 0.0321 0.11 1.5
--.ORI.Z. 1988-05-18T09:10:41.50 10.0 undecidable manual PN 300 0.0317 0.3 1.4
--.CZI.Z. 1988-05-18T09:10:41.95 10.0 negative manual PN 285 0.031 1.7 0.2
--.TDS.Z. 1988-05-18T09:10:40.00 10.0 undecidable manual PN 293 0.0308 0.01 1.5
--.SOI.Z. 1988-05-18T09:10:39.50 10.0 negative manual PN 266 0.0308 -0.55 2.3
--.PE1.Z. 1988-05-18T09:10:39.00 10.0 undecidable manual PN 317 0.0304 -0.2 1.4
--.VAY.Z. 1988-05-18T09:10:38.60 10.0 undecidable manual PN 28 0.0306 -1.07 0.6
--.PHP.Z. 1988-05-18T09:10:38.00 10.0 undecidable manual PN 0 0.03 -0.82 0.9
--.GRI.Z. 1988-05-18T09:10:36.28 10.0 undecidable manual PN 279 0.0284 0.02 1.5
--.TIR.Z. 1988-05-18T09:10:34.70 10.0 undecidable manual PN 351 0.0273 0.14 1.5
--.OHR.Z. 1988-05-18T09:10:31.60 10.0 undecidable manual PN 5 0.025 0.48 1.3
--.ATH.Z. 1988-05-18T09:10:29.00 10.0 undecidable manual PN 96 0.0236 0.13 1.5
--.KZN.Z. 1988-05-18T09:10:23.60 10.0 undecidable manual PN 27 0.02 0.14 1.5
--.KBN.Z. 1988-05-18T09:10:23.00 10.0 undecidable manual PN 6 0.0206 -1.46 0.3
--.SRN.Z. 1988-05-18T09:10:14.80 10.0 undecidable manual PN 348 0.0141 0.33 1.4
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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