Earthquake with magnitude of ML 0.9 on date 23-12-2023 and time 11:44:37 (UTC) in region 5 km SE Preone (UD)

A magnitude ML 0.9 earthquake occured in region: 5 km SE Preone (UD), on

  • 23-12-2023 11:44:37 (UTC)
  • 23-12-2023 12:44:37 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.3680, 12.9120 at 9 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Preone UD 5 246 246
Enemonzo UD 5 1319 1565
Villa Santina UD 6 2233 3798
Lauco UD 7 729 4527
Verzegnis UD 7 863 5390
Socchieve UD 8 908 6298
Raveo UD 8 458 6756
Tolmezzo UD 9 10440 17196
Cavazzo Carnico UD 10 1052 18248
Ampezzo UD 11 1006 19254
Tramonti di Sopra PN 11 321 19575
Tramonti di Sotto PN 13 387 19962
Ovaro UD 14 1922 21884
Zuglio UD 14 595 22479
Amaro UD 14 823 23302
Arta Terme UD 15 2171 25473
Clauzetto PN 15 380 25853
Vito d'Asio PN 15 769 26622
Trasaghis UD 16 2227 28849
Bordano UD 16 754 29603
Forgaria nel Friuli UD 17 1786 31389
Comeglians UD 17 516 31905
Sutrio UD 17 1332 33237
Ravascletto UD 18 536 33773
Venzone UD 18 2117 35890
Osoppo UD 18 2936 38826
Forni di Sotto UD 19 600 39426
Castelnovo del Friuli PN 19 880 40306
Cercivento UD 19 679 40985
Prato Carnico UD 19 904 41889
Sauris UD 19 416 42305
Meduno PN 19 1574 43879
Travesio PN 19 1776 45655
Paluzza UD 20 2217 47872

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km NW of Udine (99169 inhabitants)
50 Km NE of Pordenone (51229 inhabitants)
93 Km NE of Treviso (83731 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
Reviewed
Rev100
ML 0.9 2023-12-23
11:44:37
46.3678 12.9117 9 2023-12-23
11:49:03
Sala Sismica INGV-Roma 124217741
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-12-23 11:44:37 ± 0.09
Latitude 46.3678 ± 0.0027
Longitude 12.9117 ± 0.0052
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 124217741

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 408
Semi-minor axis of confidence ellipse (meter) 68
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 99
Circular confidence region, given by single value of horizontal uncertainty (meter) 410.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 106
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.07734
Epicentral distance of station farthest from the epicenter (degree) 0.30757
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.3
Num. used stations 29
Type of magnitude ML
Reference to an origin 124217741
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-12-23 11:49:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OX.PLRO.HHZ. 2023-12-23T11:44:47.90 0.6 undecidable manual S 42 27.0507 108 0.22 47
IV.STAL.HHZ. 2023-12-23T11:44:45.23 0.6 undecidable manual S 232 19.4694 114 -0.01 50
IV.PTCC.HHZ. 2023-12-23T11:44:44.50 0.6 undecidable manual P 82 34.1436 50 -0.31 46
IV.FVI.HHZ. 2023-12-23T11:44:43.51 0.3 undecidable manual P 338 27.2505 108 -0.05 73
OX.MPRI.HHZ. 2023-12-23T11:44:43.83 0.3 undecidable manual S 157 15.2736 120 -0.09 74
OX.PLRO.HHZ. 2023-12-23T11:44:43.70 0.3 undecidable manual P 42 27.0507 108 0.18 72
NI.PALA.HHZ. 2023-12-23T11:44:43.44 0.6 undecidable manual S 176 13.6752 123 0 51
NI.VINO.HHZ. 2023-12-23T11:44:43.82 1.0 undecidable manual P 114 30.6471 106 -0.38 23
OX.CLUD.HHZ. 2023-12-23T11:44:42.28 0.3 undecidable manual S 347 10.1787 131 -0.18 74
IV.STAL.HHZ. 2023-12-23T11:44:42.03 0.3 undecidable manual P 232 19.4694 114 -0.07 74
NI.PALA.HHZ. 2023-12-23T11:44:41.24 0.1 positive manual P 176 13.6752 123 0.17 98
OX.FUSE.HHZ. 2023-12-23T11:44:41.76 0.6 undecidable manual S 53 8.5803 135 -0.3 48
OX.MPRI.HHZ. 2023-12-23T11:44:41.40 0.1 negative manual P 157 15.2736 120 0.06 100
OX.CLUD.HHZ. 2023-12-23T11:44:40.61 0.1 negative manual P 347 10.1787 131 0.11 100
OX.FUSE.HHZ. 2023-12-23T11:44:40.38 0.1 undecidable manual P 53 8.5803 135 0.11 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
OX.FUSE.HHE. ML:0.7 0.00007087166 0.1792 AML other m 2023-12-23T11:44:41.97
OX.CLUD.HHE. ML:0.9 0.000098707345 0.1984 AML other m 2023-12-23T11:44:42.88
OX.CLUD.HHN. ML:0.6 0.000061716425 0.2176 AML other m 2023-12-23T11:44:43.07
OX.FUSE.HHN. ML:0.8 0.000084508935 0.1216 AML other m 2023-12-23T11:44:42.46
OX.MPRI.HHE. ML:1.0 0.000091976055 0.1408 AML other m 2023-12-23T11:44:44.09
NI.PALA.HHN. ML:1.1 0.00014143215 0.2048 AML other m 2023-12-23T11:44:43.59
NI.PALA.HHE. ML:1.1 0.0001457025 0.16 AML other m 2023-12-23T11:44:44.59
OX.MPRI.HHN. ML:1.2 0.0001617826 0.32 AML other m 2023-12-23T11:44:44.99
IV.STAL.HHE. ML:0.9 0.00006185 0.84 AML other m 2023-12-23T11:44:46.51
IV.STAL.HHN. ML:0.8 0.000051668065 0.16 AML other m 2023-12-23T11:44:47.51
OX.PLRO.HHE. ML:0.9 0.000043077260000000006 0.2176 AML other m 2023-12-23T11:44:48.76
OX.PLRO.HHN. ML:1.1 0.00007225000000000001 1.78 AML other m 2023-12-23T11:44:49.09
IV.FVI.HHN. ML:0.6 0.0000192 0.42 AML other m 2023-12-23T11:44:49.75
IV.FVI.HHE. ML:0.7 0.000028151914999999998 0.1856 AML other m 2023-12-23T11:44:49.17
OX.FUSE.HNE. ML:0.7 0.000076130755 0.1792 AML other m 2023-12-23T11:44:41.88
OX.FUSE.HNN. ML:0.7 0.00007971951 0.1152 AML other m 2023-12-23T11:44:43.34
OX.CLUD.HNE. ML:0.9 0.00010311791 0.1984 AML other m 2023-12-23T11:44:42.88
OX.CLUD.HNN. ML:0.6 0.000057385825000000004 0.2176 AML other m 2023-12-23T11:44:43.06
OX.MPRI.HNE. ML:0.9 0.000086734145 0.1408 AML other m 2023-12-23T11:44:44.09
OX.MPRI.HNN. ML:1.2 0.000153870535 0.32 AML other m 2023-12-23T11:44:44.99
IV.STAL.HNE. ML:1.1 0.00009839805 0.2112 AML other m 2023-12-23T11:44:45.82
IV.STAL.HNN. ML:1.2 0.00011322880499999999 0.1728 AML other m 2023-12-23T11:44:47.08
OX.PLRO.HNE. ML:1.2 0.000089794745 0.1408 AML other m 2023-12-23T11:44:48.52
OX.PLRO.HNN. ML:1.4 0.00015572675000000003 0.4992 AML other m 2023-12-23T11:44:51.03
NI.VINO.HHE. ML:0.8 0.000028760385 0.16 AML other m 2023-12-23T11:44:49.49
NI.VINO.HHN. ML:0.8 0.00002958745 0.1024 AML other m 2023-12-23T11:44:49.58
NI.VINO.HNE. ML:3.4 0.0117734295 0.96 AML other m 2023-12-23T11:44:52.91
IV.PTCC.HHE. ML:0.7 0.000021163175 0.16 AML other m 2023-12-23T11:44:51.91
IV.PTCC.HHN. ML:0.8 0.000025332935 0.1408 AML other m 2023-12-23T11:44:51.31
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