Earthquake with magnitude of M 2.2 on date 23-05-1990 and time 21:55:22 (UTC) in region Albania

A magnitude M 2.2 earthquake occured in region: Albania, on

  • 23-05-1990 21:55:22 (UTC)
  • 23-05-1990 23:55:22 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.6300, 20.0690 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 2.2 1990-05-23
21:55:22
41.63 20.069 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 119519
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-05-23 21:55:22 ± 0.262
Latitude 41.6300 ± 0.0393
Longitude 20.0690 ± 0.0368
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 119519

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) 5331.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 165
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.5
Epicentral distance of station closest to the epicenter (degree) 0.00623
Epicentral distance of station farthest from the epicenter (degree) 0.01708
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

M:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 119519
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
--.HCY.Z. 1990-05-23T21:56:10.00 10.0 undecidable manual SN! 304 1.4208 3.2 0
--.BDV.Z. 1990-05-23T21:56:02.50 10.0 undecidable manual SN! 305 1.1211 2.68 0
--.VAY.Z. 1990-05-23T21:55:55.70 10.0 undecidable manual PN 97 1.8981 1.12 0.5
--.TTG.Z. 1990-05-23T21:55:55.40 10.0 undecidable manual SG 322 0.999 -1.05 0.3
--.ULC.Z. 1990-05-23T21:55:48.00 10.0 undecidable manual SG 298 0.6882 1.3 0.2
--.HCY.Z. 1990-05-23T21:55:48.50 10.0 undecidable manual PN 304 1.4208 0.43 1.5
--.OHR.Z. 1990-05-23T21:55:48.90 10.0 undecidable manual SG 132 0.7437 0.3 0.8
--.SKO.Z. 1990-05-23T21:55:43.00 10.0 undecidable manual PN 70 1.0656 -0.31 1.9
--.BDV.Z. 1990-05-23T21:55:43.90 10.0 undecidable manual PN 305 1.1211 -0.14 2.1
--.TTG.Z. 1990-05-23T21:55:40.00 10.0 undecidable manual PG! 322 0.999 -2.09 0
--.ULC.Z. 1990-05-23T21:55:36.00 10.0 undecidable manual PG 298 0.6882 -0.46 1.7
--.OHR.Z. 1990-05-23T21:55:36.70 10.0 undecidable manual PG 132 0.7437 -0.86 1
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download