Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.8 on date 02-01-2020 and time 15:51:59 (Italy) in region Slovenia (SLOVENIA)

A magnitude ML 1.8 earthquake occured in region: Slovenia (SLOVENIA), on

  • 02-01-2020 14:51:59 (UTC)
  • 02-01-2020 15:51:59 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.1670, 14.0800 at 7 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

An earthquake occurred to
62 Km NE of Trieste (204420 inhabitants)
66 Km E of Udine (99169 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 		ML 1.8 2020-01-02
14:51:59		 46.1672 14.08 7 2020-07-18
21:08:18		 Bollettino Sismico Italiano INGV 75676451
Reviewed
Rev100 		ML 1.8 2020-01-02
14:51:59		 46.1645 14.0723 7 2020-01-02
15:04:35		 Sala Sismica INGV-Roma 75204951
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-01-02 14:51:59 ± 0.12
Latitude 46.1672 ± 0.0072
Longitude 14.0800 ± 0.0078
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 75676451

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 688
Semi-minor axis of confidence ellipse (meter) 649
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 185
Circular confidence region, given by single value of horizontal uncertainty (meter) 690.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 157
Number of associated phases, regardless of their use for origin computation 43
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.13944
Number of stations at which the event was observed 35
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.4
Num. used stations 8
Type of magnitude ML
Reference to an origin 75204951
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-01-02 15:04:35

ML:1.8

Field Value
Value 1.8
Uncertainty 0.4
Num. used stations 8
Type of magnitude ML
Reference to an origin 75676451
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-01-20 10:47:33
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VOBA.HNZ. 2020-01-02T14:53:36.88 3.0 undecidable manual Sg 23.129999 0
IV.MSRU.HHZ. 2020-01-02T14:53:34.15 3.0 undecidable manual Pn -7.17 0
IV.MRGE.HHZ. 2020-01-02T14:53:29.96 3.0 positive manual Pg 19.93 0
GU.RRL.HHZ. 2020-01-02T14:53:27.13 3.0 positive manual Pn 12.5 0
MN.BNI.HHZ. 2020-01-02T14:53:27.40 3.0 negative manual Pn 12.11 0
GU.CIRO.HHZ. 2020-01-02T14:53:26.41 3.0 undecidable manual Pg 20.98 0
IV.MONC.HHZ. 2020-01-02T14:53:26.83 3.0 positive manual Pg 23.5 0
GU.TRAV.HHZ. 2020-01-02T14:53:25.83 3.0 positive manual Pg 21.940001 0
GU.RSP.HHZ. 2020-01-02T14:53:19.48 3.0 undecidable manual Pn 10.08 0
IV.TDS.HHZ. 2020-01-02T14:53:17.46 3.0 positive manual Pn -5.66 0
AC.VLO.HHZ. 2020-01-02T14:53:16.29 3.0 negative manual Pn -7.25 0
IV.PARC.HHZ. 2020-01-02T14:53:14.33 3.0 undecidable manual Sn 1.93 0
IV.PTRJ.HNZ. 2020-01-02T14:53:13.14 3.0 undecidable manual Pg 14.41 0
IV.FOSV.EHZ. 2020-01-02T14:53:06.58 3.0 undecidable manual Sn -7.96 0
IV.ATPI.EHZ. 2020-01-02T14:53:05.41 3.0 undecidable manual Sn -9.22 0
IV.LAV9.HHZ. 2020-01-02T14:53:03.17 3.0 undecidable manual Pg 4.88 0
IV.ZONE.HHZ. 2020-01-02T14:52:59.02 3.0 undecidable manual Pg 18.26 0
IV.PCN.HNZ. 2020-01-02T14:52:54.46 3.0 undecidable manual Pn 7.9 0
CH.FUORN.HHZ. 2020-01-02T14:52:47.15 3.0 undecidable manual Pn 7.6 0
IV.LMD.HHZ. 2020-01-02T14:52:43.58 3.0 undecidable manual Pg 7.76 0
IV.PE3.EHZ. 2020-01-02T14:52:39.09 3.0 negative manual Pg 4.61 0
IV.ARVD.HHZ. 2020-01-02T14:52:29.26 3.0 undecidable manual Pn -5.17 0
OX.CIMO.HHZ. 2020-01-02T14:52:21.19 0.1 undecidable manual P 278 126.4734 50 0.31 80
OX.BAD.HNE. 2020-01-02T14:52:20.64 0.3 undecidable manual S 277 64.5909 50 0.59 63
NI.VINO.HHZ. 2020-01-02T14:52:19.75 0.3 undecidable manual S 279 62.493 50 0.27 69
IV.PTCC.HHZ. 2020-01-02T14:52:19.00 0.6 undecidable manual S 296 61.6938 50 -0.27 46
OX.ACOM.HHZ. 2020-01-02T14:52:18.93 0.3 undecidable manual S 314 60.495 50 -0.03 72
MN.TRI.HHZ. 2020-01-02T14:52:17.91 0.3 undecidable manual S 206 56.3991 50 0.07 72
OX.PLRO.HNZ. 2020-01-02T14:52:14.72 0.3 undecidable manual P 301 82.9503 50 0.54 62
CR.ZAG.BHZ. 2020-01-02T14:52:14.78 3.0 undecidable manual Sn -1.91 0
OX.MPRI.HHZ. 2020-01-02T14:52:14.46 0.1 undecidable manual P 276 84.249 50 0.09 91
OX.SABO.HHZ. 2020-01-02T14:52:13.51 0.3 undecidable manual S 240 39.7269 50 0.11 74
OX.BOO.HNE. 2020-01-02T14:52:12.82 0.1 undecidable manual P 283 77.1672 50 -0.46 85
SL.LJU.BHZ. 2020-01-02T14:52:12.57 0.3 undecidable manual S 111 37.0296 101 0.02 76
OX.DRE.HHZ. 2020-01-02T14:52:11.47 0.3 undecidable manual S 271 33.4443 102 0.16 74
NI.VINO.HHZ. 2020-01-02T14:52:10.34 0.6 undecidable manual P 279 62.493 50 -0.68 41
OX.BAD.HNE. 2020-01-02T14:52:10.96 0.3 undecidable manual P 277 64.5909 50 -0.39 67
IV.PTCC.HHZ. 2020-01-02T14:52:10.55 0.1 undecidable manual P 296 61.6938 50 -0.35 90
OX.ACOM.HHZ. 2020-01-02T14:52:10.89 0.3 undecidable manual P 314 60.495 50 0.17 70
MN.TRI.HHZ. 2020-01-02T14:52:09.84 0.1 undecidable manual P 206 56.3991 50 -0.23 93
SL.LJU.BHZ. 2020-01-02T14:52:07.26 0.1 undecidable manual P 111 37.0296 101 0.25 96
OX.SABO.HHZ. 2020-01-02T14:52:07.37 0.1 undecidable manual P 240 39.7269 50 -0.14 98
OX.DRE.HHZ. 2020-01-02T14:52:06.21 0.1 undecidable manual P 271 33.4443 102 -0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
SL.LJU.BHN. ML:2.7 0.0019950000000000002 0.4 AML other m 2020-01-02T14:52:13.30
SL.LJU.BHE. ML:2.5 0.001355 0.1 AML other m 2020-01-02T14:52:13.55
OX.SABO.HHE. ML:1.8 0.00021349999999999999 0.46 AML other m 2020-01-02T14:52:14.13
OX.SABO.HHN. ML:1.8 0.00021750000000000003 0.52 AML other m 2020-01-02T14:52:15.34
OX.ACOM.HHE. ML:2.0 0.0001955 0.9 AML other m 2020-01-02T14:52:19.49
OX.ACOM.HHN. ML:1.8 0.000135 0.88 AML other m 2020-01-02T14:52:19.38
NI.VINO.HHN. ML:1.4 0.000055599999999999996 0.22 AML other m 2020-01-02T14:52:20.47
NI.VINO.HHE. ML:1.3 0.00004085 0.84 AML other m 2020-01-02T14:52:20.77
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