Earthquake with magnitude of ML 1.9 on date 21-12-2022 and time 05:59:52 (Italy) in region Confine Italia Slovenia (SLOVENIA)

A magnitude ML 1.9 earthquake occured in region: Confine Italia Slovenia (SLOVENIA), on

  • 21-12-2022 04:59:52 (UTC)
  • 21-12-2022 05:59:52 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 45.7320, 14.0340 at 11 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
Monrupino TS 18 893 893
San Dorligo della Valle-Dolina TS 19 5801 6694

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km E of Trieste (204420 inhabitants)
72 Km SE 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 1.9 2022-12-21
04:59:52
45.732 14.0343 11 2024-03-01
15:28:17
Bollettino Sismico Italiano INGV 113914181
Reviewed
Rev100
ML 1.7 2022-12-21
04:59:54
45.7632 13.93 5 2022-12-21
05:09:48
Sala Sismica INGV-Roma 112992461
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-12-21 04:59:52 ± 0.32
Latitude 45.7320 ± 0.0207
Longitude 14.0343 ± 0.0245
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 113914181

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2290
Semi-minor axis of confidence ellipse (meter) 1880
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 350
Circular confidence region, given by single value of horizontal uncertainty (meter) 2290.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 141
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.65
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.36787
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 112992461
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-12-21 05:09:48

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 17
Type of magnitude ML
Reference to an origin 113914181
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-06-12 14:46:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SRES.HHZ. 2022-12-21T05:01:35.40 3.0 undecidable manual Sg -0.06 0
ST.VARA.EHZ. 2022-12-21T05:00:27.08 3.0 negative manual Pn -3.2 0
OX.VARN.HHZ. 2022-12-21T05:00:18.62 0.6 undecidable manual P 282 151.8369 50 0.95 33
CR.ZAG.BHN. 2022-12-21T05:00:18.63 0.6 undecidable manual P 85 151.4373 50 1.02 32
IV.FVI.HHZ. 2022-12-21T05:00:17.05 0.6 undecidable manual P 315 135.9639 50 1.83 21
NI.POLC.HHZ. 2022-12-21T05:00:15.18 0.6 undecidable manual P 286 122.8881 50 1.97 19
OX.CAE.HHZ. 2022-12-21T05:00:15.43 0.3 undecidable manual P 285 127.0728 50 1.57 38
OX.CLUD.HHZ. 2022-12-21T05:00:14.15 0.3 undecidable manual P 313 119.6913 50 1.43 42
OX.MLN.HHZ. 2022-12-21T05:00:14.55 0.3 undecidable manual P 293 118.8921 50 1.96 29
IV.STAL.HHZ. 2022-12-21T05:00:14.12 0.3 undecidable manual P 300 117.6933 50 1.72 35
OX.DRE.HNZ. 2022-12-21T05:00:10.13 0.3 undecidable manual S 329 57.3981 50 -0.52 72
NI.PALA.HHZ. 2022-12-21T05:00:10.11 0.3 undecidable manual P 304 102.8193 50 0 74
OX.ACOM.HHZ. 2022-12-21T05:00:09.72 0.3 undecidable manual P 336 98.9232 50 0.2 72
SL.BOJS.BHE. 2022-12-21T05:00:09.30 0.3 undecidable manual P 105 97.7244 50 -0.04 74
OX.SABO.HHZ. 2022-12-21T05:00:06.28 0.3 undecidable manual S 313 42.0246 50 -0.24 79
OX.DRE.HNZ. 2022-12-21T05:00:02.02 0.3 undecidable manual P 329 57.3981 50 -1.1 56
SL.LJU.BHE. 2022-12-21T05:00:01.32 0.3 undecidable manual P 48 51.4152 50 -0.88 63
MN.TRI.HHZ. 2022-12-21T05:00:00.39 0.6 undecidable manual S 263 21.0678 50 -0.56 51
OX.SABO.HHZ. 2022-12-21T05:00:00.06 0.1 undecidable manual P 313 42.0246 50 -0.68 93
NI.DST2.HNZ. 2022-12-21T05:00:00.35 0.3 undecidable manual S 246 19.7691 50 -0.25 82
NI.DST2.HNZ. 2022-12-21T04:59:56.81 0.3 undecidable manual P 246 19.7691 50 -0.51 78
MN.TRI.HHZ. 2022-12-21T04:59:56.93 0.1 undecidable manual P 263 21.0678 50 -0.59 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
MN.TRI.HHE. ML:1.8 0.00048650000000000006 0.2 AML other m 2022-12-21T05:00:01.09
MN.TRI.HHN. ML:1.5 0.000216 0.08 AML other m 2022-12-21T05:00:01.09
OX.SABO.HHE. ML:1.5 0.00011195 0.64 AML other m 2022-12-21T05:00:07.58
OX.SABO.HHN. ML:1.3 0.000070151465 0.16 AML other m 2022-12-21T05:00:07.21
OX.SABO.HNN. ML:2.0 0.00029798705 0.1792 AML other m 2022-12-21T05:00:07.20
OX.SABO.HNE. ML:2.1 0.00043276824999999996 0.4 AML other m 2022-12-21T05:00:07.78
OX.ACOM.HHE. ML:1.6 0.00003803588 0.4 AML other m 2022-12-21T05:00:24.60
NI.PALA.HHE. ML:1.5 0.000031342450000000003 0.72 AML other m 2022-12-21T05:00:26.50
OX.CLUD.HHE. ML:1.3 0.000015586451499999998 0.32 AML other m 2022-12-21T05:00:32.13
IV.STAL.HHE. ML:1.8 0.000048899999999999996 0.76 AML other m 2022-12-21T05:00:32.16
NI.POLC.HHE. ML:2.2 0.0001055 0.84 AML other m 2022-12-21T05:00:33.24
IV.STAL.HHN. ML:1.9 0.00005434999999999999 0.22 AML other m 2022-12-21T05:00:33.55
NI.POLC.HHN. ML:2.0 0.00007664999999999999 0.78 AML other m 2022-12-21T05:00:34.79
OX.VARN.HNN. ML:2.1 0.00006266000000000001 1.08 AML other m 2022-12-21T05:00:40.72
OX.VARN.HHN. ML:2.1 0.00006247 1.08 AML other m 2022-12-21T05:00:40.72
OX.VARN.HNE. ML:2.3 0.0001019 1.02 AML other m 2022-12-21T05:00:43.31
OX.VARN.HHE. ML:2.3 0.00009755 1 AML other m 2022-12-21T05:00:43.82
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