Earthquake with magnitude of M 3.0 on date 01-12-1991 and time 09:44:46 (Italy) in region Confine Grecia Albania (GRECIA, ALBANIA)

A magnitude M 3.0 earthquake occured in region: Confine Grecia Albania (GRECIA, ALBANIA), on

  • 01-12-1991 08:44:46 (UTC)
  • 01-12-1991 09:44:46 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 40.7610, 20.8910 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
M 3.0 1991-12-01
08:44:46
40.761 20.891 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 154299
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1991-12-01 08:44:46 ± 0.264
Latitude 40.7610 ± 0.0236
Longitude 20.8910 ± 0.0275
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 154299

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) 3501.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 94
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 29
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) 0.00316
Epicentral distance of station farthest from the epicenter (degree) 0.04857
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 18
Magnitude information

M:3.0

Field Value
Value 3.0
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 154299
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 09:23:57
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.SGG.Z. 1991-12-01T08:46:55.60 10.0 undecidable manual SN 279 4.9284 1.43 0.1
--.PLE.Z. 1991-12-01T08:46:06.10 10.0 undecidable manual SN! 337 2.7972 3 0
--.SDI.Z. 1991-12-01T08:46:05.00 10.0 undecidable manual PN 282 5.3946 -1.34 0.2
--.BRY.Z. 1991-12-01T08:46:03.14 10.0 undecidable manual SN 321 2.7639 0.88 0.4
--.SGG.Z. 1991-12-01T08:45:58.80 10.0 negative manual PN 279 4.9284 -1.24 0.6
--.NKY.Z. 1991-12-01T08:45:56.96 10.0 undecidable manual SN 326 2.4753 1.19 0.3
--.HCY.Z. 1991-12-01T08:45:55.00 10.0 undecidable manual SN 314 2.4531 -0.02 0.7
--.BDV.Z. 1991-12-01T08:45:48.34 10.0 undecidable manual SN 315 2.1645 0.21 0.7
--.PVY.Z. 1991-12-01T08:45:46.80 10.0 undecidable manual SN! 339 1.9536 2.97 0
--.TTG.Z. 1991-12-01T08:45:46.75 10.0 undecidable manual SN 324 2.0535 1.05 0.4
--.ULC.Z. 1991-12-01T08:45:37.46 10.0 undecidable manual SN 314 1.7205 -0.04 0.7
--.VAY.Z. 1991-12-01T08:45:33.29 10.0 undecidable manual SN! 65 1.3764 3.81 0
--.PLE.Z. 1991-12-01T08:45:31.44 10.0 positive manual PN 337 2.7972 0.88 1.3
--.BRT.Z. 1991-12-01T08:45:31.00 10.0 undecidable manual PN 273 2.8305 -0.05 1.1
--.BRY.Z. 1991-12-01T08:45:29.76 10.0 undecidable manual PN 321 2.7639 -0.31 1.1
--.NKY.Z. 1991-12-01T08:45:26.44 10.0 negative manual PN 326 2.4753 0.12 2.4
--.HCY.Z. 1991-12-01T08:45:25.60 10.0 negative manual PN 314 2.4531 -0.83 1.5
--.IVA.Z. 1991-12-01T08:45:23.86 10.0 negative manual PN 340 2.2311 1.02 1.3
--.LCI.Z. 1991-12-01T08:45:22.00 10.0 undecidable manual PN 259 2.1423 0.29 1.2
--.BDV.Z. 1991-12-01T08:45:21.60 10.0 positive manual PN 315 2.1645 -0.85 1.5
--.TTG.Z. 1991-12-01T08:45:20.16 10.0 positive manual PN 324 2.0535 -0.35 2.3
--.PVY.Z. 1991-12-01T08:45:19.90 10.0 negative manual PN 339 1.9536 0.88 1.5
--.ULC.Z. 1991-12-01T08:45:14.34 10.0 negative manual PN 314 1.7205 -1.44 0.6
--.VAY.Z. 1991-12-01T08:45:11.80 10.0 undecidable manual PN 65 1.3764 0.65 1.9
--.KEK.Z. 1991-12-01T08:45:11.00 10.0 undecidable manual PN 218 1.332 0.47 1.1
--.SKO.Z. 1991-12-01T08:45:08.60 10.0 undecidable manual PN 18 1.2765 -1.1 1.1
--.KZN.Z. 1991-12-01T08:45:02.70 10.0 undecidable manual PG 123 0.7992 0.52 1
--.OHR.Z. 1991-12-01T08:44:55.70 10.0 undecidable manual SG! 348 0.3552 -3.78 0
--.OHR.Z. 1991-12-01T08:44:50.70 10.0 positive manual PG! 348 0.3552 -3.13 0
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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