Earthquake with magnitude of Md 3.6 on date 07-07-1998 and time 08:21:58 (UTC) in region Mar Ionio Meridionale (MARE)

A magnitude Md 3.6 earthquake occured in region: Mar Ionio Meridionale (MARE), on

  • 07-07-1998 08:21:58 (UTC)
  • 07-07-1998 10:21:58 (UTC +02:00) Italian time
  • 07-07-1998 11:21:58 (UTC +03:00) local time in the region of the earthquake (Europe/Athens)

and geographic coordinates (lat, lon) 37.35, 20.58 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
Bulletin
Rev1000
Md 3.6
ML-VAX 4.0
1998-07-07
08:21:58
37.36 20.58 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 345149
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1998-07-07 08:21:58 ± 0.763
Latitude 37.36 ± 0.03
Longitude 20.58 ± 0.06
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 345149

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) 6912.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 299
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
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) 0.03181
Epicentral distance of station farthest from the epicenter (degree) 0.05375
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 18
Magnitudes information

Md:3.6

Field Value
Value 3.6
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 345149
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 22:23:14

ML:4

Field Value
Value 4
Uncertainty
Num. used stations 12
Type of magnitude ML
Reference to an origin 345149
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
--.MEU.Z. 1998-07-07T08:23:57.14 10.0 undecidable manual SN 267 0.0411 -0.58 0.5
--.LT9.Z. 1998-07-07T08:23:52.62 10.0 undecidable manual SN 317 0.0393 0 0.7
--.ORI.Z. 1998-07-07T08:23:48.90 10.0 undecidable manual SN 309 0.0377 0.21 0.7
--.SC9.Z. 1998-07-07T08:23:41.92 10.0 undecidable manual SN 283 0.0355 -0.66 0.4
--.VTB1.Z. 1998-07-07T08:23:27.12 10.0 undecidable manual PN 310 0.0537 0.58 1.2
--.FG3.Z. 1998-07-07T08:23:20.69 10.0 undecidable manual PN 320 0.0506 -0.93 0.7
--.SGO.Z. 1998-07-07T08:23:17.13 10.0 undecidable manual PN 308 0.0467 1.37 0.4
--.CS9.Z. 1998-07-07T08:23:16.84 10.0 undecidable manual PN 276 0.0465 1.3 0.4
--.MU9.Z. 1998-07-07T08:23:16.82 10.0 undecidable manual PN 310 0.0469 0.86 0.9
--.MGR.Z. 1998-07-07T08:23:10.27 10.0 undecidable manual PN 305 0.0431 -0.05 1.7
--.MNO.Z. 1998-07-07T08:23:09.66 10.0 undecidable manual PN 277 0.0422 0.85 1
--.MEU.Z. 1998-07-07T08:23:06.22 10.0 undecidable manual PN 267 0.0411 -1.07 0.6
--.PZI.Z. 1998-07-07T08:23:05.56 10.0 undecidable manual PN 266 0.0404 -0.53 1.3
--.BRT.Z. 1998-07-07T08:23:04.10 10.0 undecidable manual PN 322 0.0396 -0.92 0.8
--.LT9.Z. 1998-07-07T08:23:03.53 10.0 undecidable manual PN 317 0.0393 -0.82 0.9
--.AU9.Z. 1998-07-07T08:23:03.00 10.0 undecidable manual PN 268 0.0383 0.11 1.7
--.ORI.Z. 1998-07-07T08:23:02.41 10.0 undecidable manual PN 309 0.0377 0.33 1.6
--.TDS.Z. 1998-07-07T08:23:01.00 10.0 undecidable manual PN 304 0.0363 1.17 0.6
--.SC9.Z. 1998-07-07T08:22:58.74 10.0 undecidable manual PN 283 0.0355 0.19 1.7
--.SOI.Z. 1998-07-07T08:22:54.48 10.0 undecidable manual PN 281 0.0328 0 1.7
--.GRI.Z. 1998-07-07T08:22:53.00 10.0 undecidable manual PN 293 0.0322 -0.61 1.2
--.LCI.Z. 1998-07-07T08:22:52.69 10.0 undecidable manual PN 326 0.0318 -0.34 1.5
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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