Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of M 4.0 on date 23-12-1989 and time 03:56:14 (Italy) in region Albania

A magnitude M 4.0 earthquake occured in region: Albania, on

  • 23-12-1989 02:56:14 (UTC)
  • 23-12-1989 03:56:14 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.15, 19.98 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
Rev 1000 M 4.0 1989-12-23
02:56:14		 41.15 19.98 10 2013-07-15
08:41:04		 Bollettino Sismico Italiano INGV 106579
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1989-12-23 02:56:14 ± 0.142
Latitude 41.15 ± 0.01
Longitude 19.98 ± 0.02
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 106579

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) 1780.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 33
Number of associated phases, regardless of their use for origin computation 81
Number of defining phases 81
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) 0.00194
Epicentral distance of station farthest from the epicenter (degree) 0.06986
Number of stations at which the event was observed 63
Number of stations from which data was used for origin computation 63
Magnitude information

M:4

Field Value
Value 4
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 106579
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 Takeoff_angle Residual Weight
--.LJU.N. 1989-12-23T02:58:53.50 10.0 undecidable manual SN 322 0.0566 -1.05 0.2
--.VBY.Z. 1989-12-23T02:58:39.00 10.0 undecidable manual SN? 323 0.0499 2.06 0
--.CM8.Z. 1989-12-23T02:58:35.25 10.0 undecidable manual SN 294 0.0491 0.3 0.5
--.RM8.Z. 1989-12-23T02:58:33.86 10.0 undecidable manual SN 291 0.048 1.81 0.1
--.ALP.Z. 1989-12-23T02:58:25.28 10.0 undecidable manual SN 290 0.0453 0.41 0.4
--.SGG.Z. 1989-12-23T02:58:07.40 10.0 undecidable manual SN! 275 0.0379 2.08 0
--.CTI.Z. 1989-12-23T02:58:06.10 10.0 positive manual PN 311 0.0699 -1.24 0.7
--.DR2.Z. 1989-12-23T02:58:01.00 10.0 undecidable manual SN 232 0.0359 1.08 0.3
--.VVI.Z. 1989-12-23T02:57:59.99 10.0 negative manual PN 314 0.0656 -0.82 1.2
--.VOY.Z. 1989-12-23T02:57:50.80 10.0 undecidable manual PN 319 0.0592 -0.11 0.8
--.LJU.Z. 1989-12-23T02:57:47.00 10.0 undecidable manual PN 322 0.0566 0.06 0.9
--.CEY.Z. 1989-12-23T02:57:45.00 10.0 undecidable manual PN 320 0.055 0.53 0.8
--.ASS.Z. 1989-12-23T02:57:40.15 10.0 undecidable manual PN 291 0.0518 0.42 0.9
--.ARV.Z. 1989-12-23T02:57:38.22 10.0 positive manual PN 296 0.0513 -0.75 1.4
--.VBY.Z. 1989-12-23T02:57:37.30 10.0 undecidable manual PN 323 0.0499 0.53 0.8
--.MNS.Z. 1989-12-23T02:57:37.86 10.0 undecidable manual PN 285 0.0502 0.61 0.8
--.CM8.Z. 1989-12-23T02:57:34.85 10.0 undecidable manual PN 294 0.0491 -0.77 0.7
--.CP9.Z. 1989-12-23T02:57:34.78 10.0 negative manual PN 279 0.0478 1.26 0.9
--.RM8.Z. 1989-12-23T02:57:33.86 10.0 undecidable manual PN 291 0.048 -0.09 1
--.ALP.Z. 1989-12-23T02:57:29.55 10.0 undecidable manual PN 290 0.0453 -0.25 1
--.SDI.Z. 1989-12-23T02:57:25.17 10.0 positive manual PN 278 0.0419 0.58 1.8
--.MSC.Z. 1989-12-23T02:57:23.10 10.0 undecidable manual PN 272 0.0406 0.38 1
--.RFI.Z. 1989-12-23T02:57:23.52 10.0 positive manual PN 273 0.0406 0.96 1.4
--.ITM.Z. 1989-12-23T02:57:20.00 10.0 undecidable manual PN 158 0.0381 1.13 0.6
--.RDO.Z. 1989-12-23T02:57:20.00 10.0 undecidable manual PN 88 0.0376 2.01 0.2
--.FE2.Z. 1989-12-23T02:57:20.43 10.0 undecidable manual PN 225 0.0389 0.49 1
--.SOR.Z. 1989-12-23T02:57:19.50 10.0 undecidable manual PN 264 0.0387 -0.25 1.1
--.GA2.Z. 1989-12-23T02:57:19.75 10.0 undecidable manual PN 228 0.0393 -0.86 0.8
--.SGG.Z. 1989-12-23T02:57:19.20 10.0 undecidable manual PN 275 0.0379 0.68 0.9
--.DR2.Z. 1989-12-23T02:57:14.80 10.0 undecidable manual PN 232 0.0359 -0.6 1
--.PA2.Z. 1989-12-23T02:57:12.59 10.0 undecidable manual PN 226 0.0343 -0.39 1.1
--.TR9.Z. 1989-12-23T02:57:10.40 10.0 undecidable manual PN 269 0.0322 0.6 1
--.FG2.Z. 1989-12-23T02:57:10.45 10.0 negative manual PN 281 0.033 -0.57 2.1
--.CZI.Z. 1989-12-23T02:57:09.91 10.0 positive manual PN 237 0.0316 1.01 0.8
--.SGO.Z. 1989-12-23T02:57:09.96 10.0 positive manual PN 261 0.0322 0.14 2.4
--.MGR.Z. 1989-12-23T02:57:09.18 10.0 undecidable manual PN 254 0.0316 0.4 1.2
--.ACI.Z. 1989-12-23T02:57:08.10 10.0 undecidable manual PN 239 0.0305 0.82 0.9
--.SE2.Z. 1989-12-23T02:57:05.50 10.0 undecidable manual PN 230 0.0295 -0.26 1.2
--.NEO.Z. 1989-12-23T02:57:04.70 10.0 undecidable manual PN 125 0.0277 1.77 0.3
--.CSI.Z. 1989-12-23T02:57:03.50 10.0 undecidable manual PN 245 0.028 -0.41 1.2
--.TDS.Z. 1989-12-23T02:57:03.57 10.0 undecidable manual PN 242 0.0283 -0.29 1.3
--.MS1.Z. 1989-12-23T02:57:03.00 10.0 undecidable manual PN? 281 0.0277 0.09 0.5
--.ROI.Z. 1989-12-23T02:57:02.45 10.0 undecidable manual PN 239 0.0274 0.05 1.3
--.VLS.Z. 1989-12-23T02:57:02.20 10.0 undecidable manual PN 170 0.027 0.31 1.3
--.CDM.Z. 1989-12-23T02:56:58.50 10.0 undecidable manual PN 269 0.0251 -0.52 1.2
--.BCI.Z. 1989-12-23T02:56:56.00 10.0 undecidable manual SN 2 0.0109 1.95 0.1
--.SKO.E. 1989-12-23T02:56:56.00 10.0 undecidable manual SN 52 0.0122 -1.5 0.2
--.BAI.Z. 1989-12-23T02:56:52.00 10.0 undecidable manual PN 269 0.021 -0.73 1
--.LSK.Z. 1989-12-23T02:56:50.50 10.0 undecidable manual SN 154 0.0099 -0.75 0.6
--.BRT.Z. 1989-12-23T02:56:49.62 10.0 undecidable manual PN 263 0.0193 -0.62 1.1
--.BRY.Z. 1989-12-23T02:56:49.20 10.0 undecidable manual PN 328 0.0185 0.4 1.2
--.ULC.Z. 1989-12-23T02:56:49.00 10.0 undecidable manual SG 326 0.0088 0.97 0.3
--.KKS.Z. 1989-12-23T02:56:48.50 10.0 undecidable manual SG 18 0.0087 0.55 0.7
--.VAY.Z. 1989-12-23T02:56:48.00 10.0 undecidable manual PN 83 0.0175 0.59 1.1
--.SDA.Z. 1989-12-23T02:56:48.50 10.0 undecidable manual SG 337 0.0084 1.83 0.2
--.PE1.Z. 1989-12-23T02:56:47.00 10.0 undecidable manual PN 260 0.0176 -0.58 1.1
--.PUK.Z. 1989-12-23T02:56:46.10 10.0 undecidable manual SG 355 0.008 0.83 0.6
--.IVA.Z. 1989-12-23T02:56:45.50 10.0 undecidable manual PN 357 0.0155 1.21 0.7
--.HCY.Z. 1989-12-23T02:56:44.00 10.0 positive manual PN 319 0.0153 -0.06 2.6
--.TPE.Z. 1989-12-23T02:56:44.50 10.0 undecidable manual SG 179 0.0087 -3.25 0
--.KZN.Z. 1989-12-23T02:56:44.70 10.0 undecidable manual PN 121 0.0143 2.2 0.1
--.VLO.Z. 1989-12-23T02:56:43.40 10.0 undecidable manual SG 208 0.007 2.08 0.1
--.LCI.Z. 1989-12-23T02:56:42.59 10.0 undecidable manual PN 240 0.0147 -0.48 1.2
--.BDV.Z. 1989-12-23T02:56:40.50 10.0 undecidable manual PN 323 0.0128 0.3 1.3
--.TTG.Z. 1989-12-23T02:56:40.10 10.0 undecidable manual PN 337 0.0125 0.39 1.2
--.PVY.Z. 1989-12-23T02:56:40.30 10.0 undecidable manual PN 359 0.013 -0.18 1.3
--.SRN.Z. 1989-12-23T02:56:40.10 10.0 negative manual PN 179 0.0113 2.07 0.4
--.SKO.Z. 1989-12-23T02:56:39.00 10.0 undecidable manual PN 52 0.0122 -0.36 1.2
--.OHR.Z. 1989-12-23T02:56:37.10 10.0 undecidable manual SG 93 0.0055 0.89 0.6
--.BCI.Z. 1989-12-23T02:56:36.00 10.0 negative manual PN 2 0.0109 -1.37 1.1
--.LSK.Z. 1989-12-23T02:56:34.70 10.0 undecidable manual PN 154 0.0099 -1.05 0.8
--.SDA.Z. 1989-12-23T02:56:33.40 10.0 negative manual PG 337 0.0084 0.29 2.5
--.KKS.Z. 1989-12-23T02:56:32.50 10.0 positive manual PG 18 0.0087 -1.35 1.1
--.ULC.Z. 1989-12-23T02:56:32.60 10.0 undecidable manual PG 326 0.0088 -1.29 0.6
--.PUK.Z. 1989-12-23T02:56:31.10 10.0 undecidable manual PG 355 0.008 -1.2 1.4
--.TPE.Z. 1989-12-23T02:56:30.50 10.0 positive manual PG 179 0.0087 -3.23 0
--.VLO.Z. 1989-12-23T02:56:30.20 10.0 positive manual PG 208 0.007 0.18 2.6
--.KBN.Z. 1989-12-23T02:56:30.50 10.0 negative manual PG 130 0.0071 0.02 2.6
--.OHR.Z. 1989-12-23T02:56:27.10 10.0 negative manual PG 93 0.0055 0.03 2.6
--.TIR.Z. 1989-12-23T02:56:23.50 10.0 undecidable manual SG 335 0.0019 -0.01 0.8
--.TIR.Z. 1989-12-23T02:56:19.50 10.0 undecidable manual PG 335 0.0019 -0.24 2.6
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download