Earthquake with magnitude of ML 1.6 on date 20-01-2020 and time 08:52:41 (Italy) in region Confine Italia Slovenia (SLOVENIA)

A magnitude ML 1.6 earthquake occured in region: Confine Italia Slovenia (SLOVENIA), on

  • 20-01-2020 07:52:41 (UTC)
  • 20-01-2020 08:52:41 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.28, 13.64 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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Drenchia UD 12 115 115
Grimacco UD 15 342 457
Savogna UD 16 411 868
Pulfero UD 17 962 1830
Stregna UD 18 356 2186

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km NE of Udine (99169 inhabitants)
71 Km N of Trieste (204420 inhabitants)
84 Km E of Pordenone (51229 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 1.6 2020-01-20
07:52:41
46.28 13.64 10 2020-07-18
21:08:22
Bollettino Sismico Italiano INGV 76982531
Reviewed
Rev100
ML 1.4 2020-01-20
07:52:41
46.29 13.64 2 2020-01-20
07:59:01
Sala Sismica INGV-Roma 75671411
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-01-20 07:52:41 ± 0.2
Latitude 46.28 ± 0.01
Longitude 13.64 ± 0.02
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 76982531

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1400
Semi-minor axis of confidence ellipse (meter) 840
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 244
Circular confidence region, given by single value of horizontal uncertainty (meter) 1400
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 130
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.10972
Epicentral distance of station farthest from the epicenter (degree) 0.6574
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 76982531
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-03-02 15:52:37

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 75671411
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-01-20 07:59:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
SL.LJU.BHE. 2020-01-20T07:52:55.91 0.6 undecidable manual P 111 0.6574 50 1.41 28
RF.GEPF.HHE. 2020-01-20T07:52:55.42 0.3 undecidable manual S 269 0.3489 50 0.69 63
OX.BAD.HHE. 2020-01-20T07:52:53.15 0.3 undecidable manual S 260 0.2806 50 0.44 70
OX.SABO.HHZ. 2020-01-20T07:52:53.79 0.3 undecidable manual S 181 0.2959 50 0.62 66
OX.ACOM.HHZ. 2020-01-20T07:52:52.75 0.3 undecidable manual S 341 0.2788 50 0.09 75
NI.VINO.HHZ. 2020-01-20T07:52:52.02 0.3 undecidable manual S 263 0.2563 50 0.04 76
OX.PLRO.HHE. 2020-01-20T07:52:51.06 0.6 undecidable manual P 308 0.4326 50 0.41 46
IV.PTCC.HHZ. 2020-01-20T07:52:50.88 0.3 undecidable manual S 302 0.2347 50 -0.48 70
RF.GEPF.HHE. 2020-01-20T07:52:49.16 0.6 undecidable manual P 269 0.3489 50 -0.06 50
OX.SABO.HHZ. 2020-01-20T07:52:48.47 0.3 undecidable manual P 181 0.2959 50 0.15 74
OX.ACOM.HHZ. 2020-01-20T07:52:48.01 0.3 undecidable manual P 341 0.2788 50 -0.02 76
NI.VINO.HHZ. 2020-01-20T07:52:47.30 0.1 undecidable manual P 263 0.2563 50 -0.33 96
OX.BAD.HHE. 2020-01-20T07:52:47.94 0.1 undecidable manual P 260 0.2806 50 -0.12 100
IV.PTCC.HHZ. 2020-01-20T07:52:46.91 0.3 undecidable manual P 302 0.2347 50 -0.37 72
OX.DRE.HHZ. 2020-01-20T07:52:46.31 0.3 undecidable manual S 179 0.1097 129 -0.86 62
OX.DRE.HHZ. 2020-01-20T07:52:44.52 0.1 negative manual P 179 0.1097 129 -0.34 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
NI.VINO.HHN. ML:1.5 0.0001645 0.16 AML other m 2020-01-20T07:52:52.73
NI.VINO.HHE. ML:1.4 0.000125 0.42 AML other m 2020-01-20T07:52:53.24
IV.PTCC.HHE. ML:1.3 0.00011005 0.34 AML other m 2020-01-20T07:52:53.38
OX.ACOM.HNE. ML:1.7 0.0002505 0.14 AML other m 2020-01-20T07:52:53.35
OX.ACOM.HHE. ML:1.7 0.0002435 0.14 AML other m 2020-01-20T07:52:53.35
IV.PTCC.HHN. ML:1.2 9.56E-5 0.48 AML other m 2020-01-20T07:52:53.65
OX.ACOM.HNN. ML:1.4 0.0001285 0.36 AML other m 2020-01-20T07:52:54.26
OX.SABO.HNE. ML:2.4 0.0011615 0.4 AML other m 2020-01-20T07:52:54.49
OX.SABO.HNN. ML:2.3 0.000968 0.9 AML other m 2020-01-20T07:52:54.85
OX.SABO.HHN. ML:1.8 0.000249 0.9 AML other m 2020-01-20T07:52:54.85
OX.SABO.HHE. ML:1.9 0.000314 0.76 AML other m 2020-01-20T07:52:55.49
OX.ACOM.HHN. ML:1.4 0.000119 0.52 AML other m 2020-01-20T07:52:55.80
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