Earthquake with magnitude of ML 0.5 on date 10-09-2023 and time 21:15:05 (UTC) in region 1 km E Tolmezzo (UD)

A magnitude ML 0.5 earthquake occured in region: 1 km E Tolmezzo (UD), on

  • 10-09-2023 21:15:05 (UTC)
  • 10-09-2023 23:15:05 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.4080, 13.0280 at 11 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
Tolmezzo UD 1 10440 10440
Verzegnis UD 3 863 11303
Cavazzo Carnico UD 5 1052 12355
Zuglio UD 6 595 12950
Amaro UD 6 823 13773
Lauco UD 7 729 14502
Arta Terme UD 7 2171 16673
Villa Santina UD 8 2233 18906
Enemonzo UD 11 1319 20225
Bordano UD 12 754 20979
Venzone UD 12 2117 23096
Sutrio UD 12 1332 24428
Preone UD 12 246 24674
Raveo UD 12 458 25132
Moggio Udinese UD 13 1714 26846
Paluzza UD 14 2217 29063
Cercivento UD 14 679 29742
Treppo Carnico UD 14 618 30360
Trasaghis UD 14 2227 32587
Resiutta UD 15 309 32896
Ligosullo UD 15 116 33012
Ovaro UD 15 1922 34934
Paularo UD 15 2623 37557
Ravascletto UD 15 536 38093
Socchieve UD 16 908 39001
Gemona del Friuli UD 17 10964 49965
Comeglians UD 17 516 50481
Osoppo UD 18 2936 53417
Ampezzo UD 18 1006 54423
Vito d'Asio PN 20 769 55192

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km NW of Udine (99169 inhabitants)
58 Km NE 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
Reviewed
Rev100
ML 0.5 2023-09-10
21:15:05
46.4082 13.0278 11 2023-09-10
21:19:15
Sala Sismica INGV-Roma 120954761
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-10 21:15:05 ± 0.06
Latitude 46.4082 ± 0.0054
Longitude 13.0278 ± 0.0091
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 120954761

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 782
Semi-minor axis of confidence ellipse (meter) 369
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 310
Circular confidence region, given by single value of horizontal uncertainty (meter) 780.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 102
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.01979
Epicentral distance of station farthest from the epicenter (degree) 0.26440
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.1
Num. used stations 6
Type of magnitude ML
Reference to an origin 120954761
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-09-10 21:19:15
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.STAL.HHZ. 2023-09-10T21:15:16.48 0.6 undecidable manual S 236 29.3484 50 0.35 44
IV.PTCC.HHZ. 2023-09-10T21:15:15.05 0.3 undecidable manual S 90 24.9528 50 0.1 71
OX.PLRO.HHZ. 2023-09-10T21:15:13.04 0.3 undecidable manual S 30 18.1707 50 -0.09 72
NI.PALA.HHZ. 2023-09-10T21:15:13.83 0.6 undecidable manual S 204 19.7691 50 0.26 46
OX.MPRI.HHZ. 2023-09-10T21:15:13.22 0.3 undecidable manual S 189 18.87 50 -0.1 72
IV.PTCC.HHZ. 2023-09-10T21:15:11.07 0.6 negative manual P 90 24.9528 50 -0.02 48
IV.STAL.HHZ. 2023-09-10T21:15:11.34 0.3 undecidable manual P 236 29.3484 50 -0.43 66
OX.MPRI.HHZ. 2023-09-10T21:15:10.00 0.3 undecidable manual P 189 18.87 50 -0.15 71
OX.PLRO.HHZ. 2023-09-10T21:15:10.19 0.3 undecidable manual P 30 18.1707 50 0.15 71
NI.PALA.HHZ. 2023-09-10T21:15:10.40 0.3 undecidable manual P 204 19.7691 50 0.1 71
OX.FUSE.HHZ. 2023-09-10T21:15:09.72 0.1 undecidable manual S 288 2.1978 169 0 100
RF.GEPF.HHZ. 2023-09-10T21:15:09.73 1.0 negative manual P 150 17.0718 50 -0.14 24
OX.FUSE.HHZ. 2023-09-10T21:15:08.13 0.1 undecidable manual P 288 2.1978 169 0.06 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
OX.FUSE.HHE. ML:0.4 0.00003805 1.42 AML other m 2023-09-10T21:15:09.85
OX.FUSE.HHN. ML:0.5 0.000053500000000000006 1.06 AML other m 2023-09-10T21:15:10.73
OX.PLRO.HHE. ML:0.6 0.00003505 0.16 AML other m 2023-09-10T21:15:13.16
OX.PLRO.HHN. ML:0.6 0.0000312 0.22 AML other m 2023-09-10T21:15:13.78
IV.STAL.HHE. ML:0.3 0.0000125 1.08 AML other m 2023-09-10T21:15:17.72
IV.STAL.HHN. ML:0.3 0.00001155 1.34 AML other m 2023-09-10T21:15:18.22
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