Earthquake with magnitude of M 4.2 on date 29-06-1991 and time 02:45:11 (Italy) in region Mar Ionio Meridionale (MARE)

A magnitude M 4.2 earthquake occured in region: Mar Ionio Meridionale (MARE), on

  • 29-06-1991 00:45:11 (UTC)
  • 29-06-1991 02:45:11 (UTC +02:00) Italian time
  • 29-06-1991 03:45:11 (UTC +03:00) local time in the region of the earthquake (Europe/Athens)

and geographic coordinates (lat, lon) 37.17, 20.72 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 4.2 1991-06-29
00:45:11
37.17 20.72 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 144319
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1991-06-29 00:45:11 ± 0.288
Latitude 37.17 ± 0.03
Longitude 20.72 ± 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 144319

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) 3284.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 166
Number of associated phases, regardless of their use for origin computation 61
Number of defining phases 61
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) 0.00907
Epicentral distance of station farthest from the epicenter (degree) 0.09196
Number of stations at which the event was observed 48
Number of stations from which data was used for origin computation 48
Magnitude information

M:4.2

Field Value
Value 4.2
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 144319
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 09:35:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.GRI.Z. 1991-06-29T00:49:19.00 10.0 undecidable manual U
--.FG3.Z. 1991-06-29T00:47:39.90 10.0 undecidable manual SN 322 0.0525 -1.17 0.2
--.VOY.Z. 1991-06-29T00:47:38.00 10.0 undecidable manual PN 332 0.092 -0.08 1.1
--.VBY.Z. 1991-06-29T00:47:24.79 10.0 undecidable manual PN 335 0.0835 -0.43 1
--.MLR.Z. 1991-06-29T00:47:24.00 10.0 undecidable manual PN 23 0.0827 -0.03 1.1
--.ARV.Z. 1991-06-29T00:47:17.22 10.0 undecidable manual PN 319 0.078 0.49 1
--.ASS.Z. 1991-06-29T00:47:15.14 10.0 undecidable manual PN 316 0.0767 0.33 1.1
--.MEU.Z. 1991-06-29T00:47:12.51 10.0 undecidable manual SN 270 0.0422 -1.25 0.2
--.BRT.Z. 1991-06-29T00:47:11.43 10.0 undecidable manual SN 324 0.0415 -0.72 0.5
--.PZI.Z. 1991-06-29T00:47:10.76 10.0 undecidable manual SN 270 0.0414 -0.86 0.4
--.AU9.Z. 1991-06-29T00:47:04.73 10.0 undecidable manual SN 272 0.0393 -1.54 0.1
--.MO9.Z. 1991-06-29T00:46:57.89 10.0 undecidable manual SN 283 0.0365 -0.98 0.4
--.CZI.Z. 1991-06-29T00:46:57.60 10.0 undecidable manual SN! 300 0.0372 -3.09 0
--.GA2.Z. 1991-06-29T00:46:55.50 10.0 undecidable manual SN 285 0.0359 -1.68 0.1
--.SDI.Z. 1991-06-29T00:46:53.70 10.0 negative manual PN 312 0.063 -0.19 2.6
--.SOI.Z. 1991-06-29T00:46:52.59 10.0 undecidable manual SN 285 0.0342 0.02 0.7
--.FE2.Z. 1991-06-29T00:46:52.50 10.0 undecidable manual SN 284 0.0338 0.69 0.5
--.LCI.Z. 1991-06-29T00:46:52.50 10.0 undecidable manual SN 328 0.0338 0.94 0.4
--.GRI.Z. 1991-06-29T00:46:51.63 10.0 undecidable manual SN 297 0.0338 -0.14 0.7
--.DUI.Z. 1991-06-29T00:46:50.20 10.0 undecidable manual PN 314 0.0593 1.7 0.2
--.RFI.Z. 1991-06-29T00:46:49.93 10.0 undecidable manual PN 310 0.0598 0.87 0.9
--.FG3.Z. 1991-06-29T00:46:37.32 10.0 undecidable manual PN 322 0.0525 -0.65 1.1
--.FG4.Z. 1991-06-29T00:46:36.24 10.0 undecidable manual PN 316 0.0508 0.88 0.9
--.IZM.Z. 1991-06-29T00:46:32.00 10.0 undecidable manual PN 74 0.0478 1.26 0.6
--.SGO.Z. 1991-06-29T00:46:32.72 10.0 undecidable manual PN 310 0.0486 0.75 1.1
--.GIB.Z. 1991-06-29T00:46:32.50 10.0 undecidable manual PN 280 0.0482 1.09 0.7
--.RDO.Z. 1991-06-29T00:46:31.60 10.0 undecidable manual PN 41 0.0491 -1.07 0.7
--.EZN.Z. 1991-06-29T00:46:30.00 10.0 undecidable manual PN 56 0.0461 1.82 0.2
--.CDT.Z. 1991-06-29T00:46:29.00 10.0 undecidable manual PN? 319 0.0469 -0.33 0.6
--.MGR.Z. 1991-06-29T00:46:27.31 10.0 undecidable manual PN 307 0.045 0.83 1
--.MNO.Z. 1991-06-29T00:46:25.70 10.0 undecidable manual PN 280 0.0435 0.93 1
--.BAI.Z. 1991-06-29T00:46:24.50 10.0 undecidable manual PN 324 0.0444 -1.02 0.8
--.SKO.Z. 1991-06-29T00:46:23.00 10.0 positive manual PN 6 0.0434 -1.12 1.5
--.NPS.Z. 1991-06-29T00:46:21.90 10.0 undecidable manual PN! 114 0.0394 3.9 0
--.BRT.Z. 1991-06-29T00:46:20.82 10.0 undecidable manual PN 324 0.0415 -0.45 1.5
--.MEU.Z. 1991-06-29T00:46:20.82 10.0 undecidable manual PN 270 0.0422 -1.38 0.5
--.PZI.Z. 1991-06-29T00:46:19.79 10.0 positive manual PN 270 0.0414 -1.18 1.4
--.PE1.Z. 1991-06-29T00:46:18.00 10.0 undecidable manual PN 325 0.0399 -0.8 1.1
--.TDS.Z. 1991-06-29T00:46:17.89 10.0 undecidable manual PN 307 0.0381 1.92 0.2
--.ATN.Z. 1991-06-29T00:46:17.90 10.0 undecidable manual PN 284 0.0384 0.62 1.3
--.VAY.Z. 1991-06-29T00:46:17.00 10.0 undecidable manual PN 18 0.0394 -1.05 1.6
--.AU9.Z. 1991-06-29T00:46:16.47 10.0 undecidable manual PN 272 0.0393 -1.41 0.5
--.CZI.Z. 1991-06-29T00:46:15.85 10.0 undecidable manual PN 300 0.0372 1.19 0.7
--.DR2.Z. 1991-06-29T00:46:14.80 10.0 undecidable manual PN 292 0.0364 0.66 1.3
--.MO9.Z. 1991-06-29T00:46:13.54 10.0 undecidable manual PN 283 0.0365 -0.06 1.7
--.GA2.Z. 1991-06-29T00:46:12.55 10.0 undecidable manual PN 285 0.0359 -0.08 3.3
--.GMB.Z. 1991-06-29T00:46:12.61 10.0 undecidable manual PN? 285 0.0359 -0.02 0.7
--.OHR.Z. 1991-06-29T00:46:12.00 10.0 positive manual PN 0 0.0354 0.13 3.3
--.GRI.Z. 1991-06-29T00:46:10.20 10.0 undecidable manual PN 297 0.0338 0.7 1.2
--.FE2.Z. 1991-06-29T00:46:10.16 10.0 undecidable manual PN 284 0.0338 0.63 1.3
--.LCI.Z. 1991-06-29T00:46:09.61 10.0 undecidable manual PN 328 0.0338 0.23 1.6
--.SOI.Z. 1991-06-29T00:46:09.99 10.0 undecidable manual PN 285 0.0342 0.02 1.7
--.SE2.Z. 1991-06-29T00:46:08.96 10.0 undecidable manual PN 301 0.0327 1.18 0.7
--.PA2.Z. 1991-06-29T00:46:07.72 10.0 undecidable manual PN 292 0.0325 0.31 1.6
--.KZN.Z. 1991-06-29T00:46:02.90 10.0 undecidable manual PN 14 0.0291 0.62 1.3
--.LSK.Z. 1991-06-29T00:45:58.80 10.0 undecidable manual PN 358 0.0268 0.1 1.7
--.SRN.Z. 1991-06-29T00:45:55.50 10.0 undecidable manual PN 348 0.0249 -0.26 1.6
--.KEK.Z. 1991-06-29T00:45:53.29 10.0 undecidable manual PN 344 0.0237 -0.76 1.1
--.ATH.Z. 1991-06-29T00:45:52.00 10.0 undecidable manual PN 70 0.0225 -0.23 1.6
--.VLI.Z. 1991-06-29T00:45:42.29 10.0 undecidable manual PN 103 0.0164 -0.68 1.2
--.VLS.Z. 1991-06-29T00:45:28.50 10.0 undecidable manual PG! 354 0.0091 -3.09 0
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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