Earthquake with magnitude of M 2.1 on date 25-02-1993 and time 16:57:40 (UTC) in region Montenegro [Land]

A magnitude M 2.1 earthquake occured in region: Montenegro [Land], on

  • 25-02-1993 16:57:40 (UTC)
  • 25-02-1993 17:57:40 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.66, 18.82 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 2.1 1993-02-25
16:57:40
42.66 18.82 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 180789
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1993-02-25 16:57:40 ± 0.08
Latitude 42.66 ± 0.00
Longitude 18.82 ± 0.01
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 180789

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) 782.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 92
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00178
Epicentral distance of station farthest from the epicenter (degree) 0.00761
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

M:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 180789
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 Takeoff_angle Residual Weight
--.PVY.Z. 1993-02-25T16:58:09.69 10.0 undecidable manual SG 94 0.0076 0.33 0.3
--.IVA.Z. 1993-02-25T16:58:08.56 10.0 undecidable manual SG 74 0.0074 0.21 0.5
--.PLE.Z. 1993-02-25T16:58:07.32 10.0 undecidable manual SG 32 0.0071 -0.11 0.5
--.ULC.Z. 1993-02-25T16:58:06.87 10.0 undecidable manual SG 155 0.0069 0.31 0.4
--.IVA.Z. 1993-02-25T16:57:56.90 10.0 positive manual PG 74 0.0074 -0.32 1.1
--.PVY.Z. 1993-02-25T16:57:56.72 10.0 negative manual PG 94 0.0076 -0.27 1.3
--.ULC.Z. 1993-02-25T16:57:55.60 10.0 negative manual PG 155 0.0069 -0.31 1.2
--.PLE.Z. 1993-02-25T16:57:55.45 10.0 positive manual PG 32 0.0071 -0.43 0.7
--.TTG.Z. 1993-02-25T16:57:55.12 10.0 undecidable manual SG 125 0.0036 0.32 0.4
--.BDV.Z. 1993-02-25T16:57:54.42 10.0 undecidable manual SG 178 0.0033 0.37 0.3
--.HCY.Z. 1993-02-25T16:57:52.31 10.0 undecidable manual SG 228 0.0028 0.15 0.6
--.BRY.Z. 1993-02-25T16:57:52.31 10.0 undecidable manual SG 320 0.0028 0.21 0.6
--.NKY.Z. 1993-02-25T16:57:49.22 10.0 undecidable manual SG 40 0.0018 0.69 0.1
--.BDV.Z. 1993-02-25T16:57:48.23 10.0 negative manual PG 178 0.0033 0.08 2.3
--.TTG.Z. 1993-02-25T16:57:48.58 10.0 positive manual PG 125 0.0036 0 2.4
--.HCY.Z. 1993-02-25T16:57:47.60 10.0 negative manual PG 228 0.0028 0 2.4
--.BRY.Z. 1993-02-25T16:57:46.98 10.0 positive manual PG 320 0.0028 -0.05 2.4
--.NKY.Z. 1993-02-25T16:57:45.53 10.0 negative manual PG 40 0.0018 0.57 0.4
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
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