Earthquake with magnitude of Md 2.9 on date 17-01-1985 and time 01:23:08 (Italy) in region 8 km W Veglie (LE)

A magnitude Md 2.9 earthquake occured in region: 8 km W Veglie (LE), on

  • 17-01-1985 00:23:08 (UTC)
  • 17-01-1985 01:23:08 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 40.34, 17.88 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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Veglie LE 8 14143 14143
Porto Cesareo LE 9 6056 20199
Salice Salentino LE 9 8370 28569
San Pancrazio Salentino BR 9 10050 38619
Guagnano LE 10 5775 44394
Leverano LE 12 14281 58675
Avetrana TA 13 6793 65468
San Donaci BR 13 6768 72236
Campi Salentina LE 14 10472 82708
Carmiano LE 15 12173 94881
Novoli LE 15 8141 103022
Copertino LE 16 24287 127309
Erchie BR 17 8840 136149
Cellino San Marco BR 17 6655 142804
Torre Santa Susanna BR 18 10595 153399
Squinzano LE 18 14207 167606
Arnesano LE 18 4088 171694
Trepuzzi LE 18 14656 186350
Monteroni di Lecce LE 19 14013 200363
San Pietro Vernotico BR 20 13786 214149

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km W of Lecce (94773 inhabitants)
34 Km S of Brindisi (88302 inhabitants)
57 Km E of Taranto (201100 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 Md 2.9 1985-01-17
00:23:08
40.34 17.88 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 559
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-01-17 00:23:08 ± 0.408
Latitude 40.34 ± 0.06
Longitude 17.88 ± 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 559

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) 6750.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 186
Number of associated phases, regardless of their use for origin computation 6
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00154
Epicentral distance of station farthest from the epicenter (degree) 0.03019
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

Md:2.9

Field Value
Value 2.9
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 559
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:05:48
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.SD1.Z. 1985-01-17T00:23:59.50 10.0 undecidable manual PN 295 0.0302 -1.21 0.1
--.DUI.Z. 1985-01-17T00:23:55.00 10.0 undecidable manual PN 298 0.0261 0.62 0.4
--.SGO.Z. 1985-01-17T00:23:42.00 10.0 undecidable manual PN 277 0.0176 0.4 0.8
--.BRT.Z. 1985-01-17T00:23:24.00 10.0 undecidable manual PG 314 0.0069 0.07 1.2
--.PE1.Z. 1985-01-17T00:23:20.50 10.0 undecidable manual PG 323 0.0052 0.09 1.2
--.LCI.Z. 1985-01-17T00:23:13.00 10.0 undecidable manual PG 91 0.0015 0 2.4
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
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