Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Md 3.4 on date 21-01-1994 and time 21:05:24 (Italy) in region Macedonia [Land]

A magnitude Md 3.4 earthquake occured in region: Macedonia [Land], on

  • 21-01-1994 20:05:24 (UTC)
  • 21-01-1994 21:05:24 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.0070, 21.0060 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.

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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 		Md 3.4
M 3.7 		1994-01-21
20:05:24		 41.007 21.006 10 2013-07-15
08:41:04		 Bollettino Sismico Italiano INGV 204129
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1994-01-21 20:05:24 ± 0.224
Latitude 41.0070 ± 0.0137
Longitude 21.0060 ± 0.0274
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 204129

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) 2756.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 65
Number of associated phases, regardless of their use for origin computation 48
Number of defining phases 48
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) 0.00162
Epicentral distance of station farthest from the epicenter (degree) 0.07593
Number of stations at which the event was observed 34
Number of stations from which data was used for origin computation 34
Magnitudes information

Md:3.4

Field Value
Value 3.4
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 204129
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 20:12:05

M:3.7

Field Value
Value 3.7
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 204129
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 09:54:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.CTI.Z. 1994-01-21T20:07:24.88 10.0 undecidable manual PN 309 8.4249 -1.13 0.4
--.FVI.Z. 1994-01-21T20:07:22.14 10.0 undecidable manual PN 316 8.1363 0.22 0.6
--.ASS.Z. 1994-01-21T20:06:59.39 10.0 undecidable manual PN 291 6.5268 -0.37 0.7
--.MNS.Z. 1994-01-21T20:06:57.43 10.0 undecidable manual PN 285 6.3492 -0.02 0.8
--.MLR.Z. 1994-01-21T20:06:50.00 10.0 undecidable manual PN 36 5.7276 1.02 0.5
--.SDI.Z. 1994-01-21T20:06:44.95 10.0 undecidable manual PN 279 5.439 0.13 0.9
--.PLE.Z. 1994-01-21T20:06:37.90 10.0 undecidable manual SN 333 2.6085 0.48 0.7
--.BRY.Z. 1994-01-21T20:06:37.81 10.0 undecidable manual SN 316 2.6196 0.67 0.6
--.VLI.Z. 1994-01-21T20:06:34.00 10.0 undecidable manual PN 159 4.5399 1.49 0.3
--.HCY.Z. 1994-01-21T20:06:31.87 10.0 undecidable manual SN 308 2.3532 1.2 0.4
--.NKY.Z. 1994-01-21T20:06:30.33 10.0 undecidable manual SN 320 2.331 0.09 0.8
--.SGO.Z. 1994-01-21T20:06:29.86 10.0 undecidable manual PN 265 4.3179 0.23 1
--.MGR.Z. 1994-01-21T20:06:28.94 10.0 undecidable manual PN 259 4.218 0.77 0.7
--.MU9.Z. 1994-01-21T20:06:28.18 10.0 undecidable manual PN 268 4.1736 0.75 0.8
--.CZI.Z. 1994-01-21T20:06:27.26 10.0 undecidable manual PN 245 4.1292 0.43 0.9
--.BDV.Z. 1994-01-21T20:06:24.49 10.0 undecidable manual SN 308 2.0535 0.8 0.6
--.IVA.Z. 1994-01-21T20:06:23.50 10.0 undecidable manual SN 336 2.0313 0.06 0.8
--.CSI.Z. 1994-01-21T20:06:21.14 10.0 undecidable manual PN 252 3.7851 -1 0.7
--.TTG.Z. 1994-01-21T20:06:20.63 10.0 undecidable manual SN 317 1.9203 0.25 0.8
--.ORI.Z. 1994-01-21T20:06:19.40 10.0 undecidable manual PN 255 3.5853 -0.44 1.1
--.PVY.Z. 1994-01-21T20:06:14.77 10.0 undecidable manual SN 334 1.7649 -1.7 0.2
--.SDA.Z. 1994-01-21T20:06:11.30 10.0 undecidable manual SN 312 1.5096 0.77 0.6
--.ULC.Z. 1994-01-21T20:06:11.24 10.0 undecidable manual SN 306 1.6206 -1.95 0.2
--.VLS.Z. 1994-01-21T20:06:10.00 10.0 undecidable manual PN 186 2.8416 0.8 0.9
--.VLO.Z. 1994-01-21T20:06:06.90 10.0 undecidable manual SN 245 1.2543 2.28 0.1
--.BRY.Z. 1994-01-21T20:06:06.66 10.0 positive manual PN 316 2.6196 0.4 2.4
--.PLE.Z. 1994-01-21T20:06:06.10 10.0 positive manual PN 333 2.6085 0.15 2.6
--.HCY.Z. 1994-01-21T20:06:03.40 10.0 positive manual PN 308 2.3532 0.52 2.3
--.NKY.Z. 1994-01-21T20:06:02.76 10.0 negative manual PN 320 2.331 0.48 2.3
--.BDV.Z. 1994-01-21T20:05:59.40 10.0 negative manual PN 308 2.0535 0.54 2.3
--.IVA.Z. 1994-01-21T20:05:57.84 10.0 negative manual PN 336 2.0313 -0.24 2.6
--.TTG.Z. 1994-01-21T20:05:56.54 10.0 positive manual PN 317 1.9203 -0.05 2.7
--.LSK.Z. 1994-01-21T20:05:54.00 10.0 undecidable manual SG 199 0.9102 -1.22 0.4
--.KEK.Z. 1994-01-21T20:05:53.50 10.0 undecidable manual PN 215 1.5762 1.59 0.4
--.PVY.Z. 1994-01-21T20:05:53.32 10.0 negative manual PN 334 1.7649 -1.01 1.7
--.SDA.Z. 1994-01-21T20:05:51.10 10.0 undecidable manual PN 312 1.5096 0.21 1.3
--.ULC.Z. 1994-01-21T20:05:50.96 10.0 positive manual PN 306 1.6206 -1.48 1
--.SRN.Z. 1994-01-21T20:05:49.60 10.0 positive manual PN 214 1.3542 0.78 2
--.VLO.Z. 1994-01-21T20:05:47.90 10.0 undecidable manual PN 245 1.2543 0.42 1.2
--.VAY.Z. 1994-01-21T20:05:47.20 10.0 undecidable manual PN 74 1.2099 0.37 2.5
--.KZN.Z. 1994-01-21T20:05:41.50 10.0 undecidable manual PG 139 0.9102 -0.52 1.2
--.SKO.Z. 1994-01-21T20:05:41.40 10.0 positive manual PG! 18 1.0101 -2.63 0
--.KBN.Z. 1994-01-21T20:05:40.00 10.0 undecidable manual SG 203 0.4107 0.54 0.7
--.LSK.Z. 1994-01-21T20:05:40.50 10.0 negative manual PG 199 0.9102 -1.55 0.9
--.TIR.Z. 1994-01-21T20:05:39.70 10.0 undecidable manual PG! 291 0.9213 -2.6 0
--.KBN.Z. 1994-01-21T20:05:31.00 10.0 positive manual PG 203 0.4107 -1.95 0.5
--.OHR.Z. 1994-01-21T20:05:28.00 10.0 undecidable manual SG! 303 0.1776 -4.01 0
--.OHR.Z. 1994-01-21T20:05:26.00 10.0 positive manual PG 303 0.1776 -2.65 0.1
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