Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of M 3.7 on date 21-11-1985 and time 09:44:50 (UTC) in region Albania [Land]

A magnitude M 3.7 earthquake occured in region: Albania [Land], on

  • 21-11-1985 09:44:50 (UTC)
  • 21-11-1985 10:44:50 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.4620, 20.1070 at 5 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.

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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 3.7 1985-11-21
09:44:50		 42.462 20.107 5 2013-07-15
08:41:04		 Bollettino Sismico Italiano INGV 15879
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-11-21 09:44:50 ± 0.468
Latitude 42.4620 ± 0.0237
Longitude 20.1070 ± 0.0589
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 15879

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) 5506.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 184
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) 1.1
Epicentral distance of station closest to the epicenter (degree) 0.00146
Epicentral distance of station farthest from the epicenter (degree) 0.06808
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 20
Magnitude information

M:3.7

Field Value
Value 3.7
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 15879
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
--.CTI.Z. 1985-11-21T09:47:51.50 10.0 undecidable manual SN 303 7.0152 2.25 0.1
--.MNS.Z. 1985-11-21T09:47:14.00 10.0 undecidable manual SN 271 5.4723 1.72 0.3
--.SGG.Z. 1985-11-21T09:46:45.40 10.0 undecidable manual SN 257 4.3845 -1.08 0.5
--.SAL.Z. 1985-11-21T09:46:43.50 10.0 undecidable manual PN 297 7.5591 2.62 0.2
--.TR9.Z. 1985-11-21T09:46:35.00 10.0 undecidable manual SN 250 3.8961 0.19 0.6
--.CTI.Z. 1985-11-21T09:46:32.50 10.0 undecidable manual PN 303 7.0152 -1.08 0.9
--.FO1.Z. 1985-11-21T09:46:29.50 10.0 undecidable manual PN 310 6.6378 1.11 0.9
--.RBL.Z. 1985-11-21T09:46:23.50 10.0 undecidable manual PN 312 6.1161 2.32 0.3
--.CRE.Z. 1985-11-21T09:46:20.00 10.0 undecidable manual PN 283 6.0606 -0.33 1.3
--.TRI.Z. 1985-11-21T09:46:16.00 10.0 undecidable manual PN 307 5.5833 2.21 0.4
--.VOY.Z. 1985-11-21T09:46:16.00 10.0 undecidable manual PN 310 5.6832 0.69 1.2
--.MNS.Z. 1985-11-21T09:46:11.00 10.0 undecidable manual PN 271 5.4723 -1.24 0.9
--.LJU.Z. 1985-11-21T09:46:11.10 10.0 undecidable manual PN 313 5.3502 0.44 1.3
--.ARV.Z. 1985-11-21T09:46:10.00 10.0 undecidable manual PN 283 5.328 -0.31 1.4
--.HVA.Z. 1985-11-21T09:46:09.30 10.0 undecidable manual SN 286 2.7639 1.25 0.7
--.CEY.Z. 1985-11-21T09:46:09.90 10.0 undecidable manual PN 310 5.217 1.08 1
--.SRN.Z. 1985-11-21T09:46:03.50 10.0 undecidable manual SN 181 2.5752 0.05 1
--.SGG.Z. 1985-11-21T09:45:55.40 10.0 undecidable manual PN 257 4.3845 -1.95 0.6
--.KBN.Z. 1985-11-21T09:45:49.00 10.0 undecidable manual SN 164 1.8981 1.64 0.5
--.TR9.Z. 1985-11-21T09:45:48.60 10.0 undecidable manual PN 250 3.8961 -2 0.6
--.ORI.Z. 1985-11-21T09:45:47.00 10.0 undecidable manual PN 229 3.6519 -0.27 1.6
--.SRN.Z. 1985-11-21T09:45:34.60 10.0 undecidable manual PN 181 2.5752 2.11 0.5
--.HVA.Z. 1985-11-21T09:45:33.80 10.0 undecidable manual PN 286 2.7639 -1.35 2
--.VLO.Z. 1985-11-21T09:45:23.70 10.0 undecidable manual PN 193 2.0424 -1.42 1
--.KBN.Z. 1985-11-21T09:45:23.10 10.0 negative manual PN 164 1.8981 -0.11 3.3
--.IVA.Z. 1985-11-21T09:45:06.50 10.0 undecidable manual SG 339 0.4329 -0.61 0.9
--.IVA.Z. 1985-11-21T09:44:58.50 10.0 undecidable manual PG 339 0.4329 -1.47 1.8
--.PVY.Z. 1985-11-21T09:44:57.50 10.0 undecidable manual SG 323 0.1665 0.7 0.9
--.PVY.Z. 1985-11-21T09:44:53.00 10.0 undecidable manual PG 323 0.1665 -1.02 2.5
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download