Earthquake with magnitude of ML 0.3 on date 19-08-2023 and time 20:56:16 (Italy) in region 3 km SE Lauco (UD)

A magnitude ML 0.3 earthquake occured in region: 3 km SE Lauco (UD), on

  • 19-08-2023 18:56:16 (UTC)
  • 19-08-2023 20:56:16 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.4080, 12.9580 at 15 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
Lauco UD 3 729 729
Villa Santina UD 3 2233 2962
Verzegnis UD 3 863 3825
Tolmezzo UD 4 10440 14265
Enemonzo UD 6 1319 15584
Preone UD 7 246 15830
Raveo UD 7 458 16288
Cavazzo Carnico UD 8 1052 17340
Zuglio UD 8 595 17935
Arta Terme UD 9 2171 20106
Socchieve UD 10 908 21014
Ovaro UD 11 1922 22936
Amaro UD 11 823 23759
Sutrio UD 12 1332 25091
Ampezzo UD 13 1006 26097
Ravascletto UD 13 536 26633
Cercivento UD 14 679 27312
Comeglians UD 14 516 27828
Paluzza UD 14 2217 30045
Bordano UD 15 754 30799
Treppo Carnico UD 16 618 31417
Venzone UD 16 2117 33534
Trasaghis UD 17 2227 35761
Tramonti di Sopra PN 17 321 36082
Ligosullo UD 17 116 36198
Prato Carnico UD 18 904 37102
Rigolato UD 18 448 37550
Moggio Udinese UD 18 1714 39264
Paularo UD 18 2623 41887
Tramonti di Sotto PN 18 387 42274
Vito d'Asio PN 19 769 43043
Osoppo UD 20 2936 45979

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km NW of Udine (99169 inhabitants)
55 Km NE of Pordenone (51229 inhabitants)
99 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 0.3 2023-08-19
18:56:16
46.4082 12.9582 15 2023-08-19
19:09:43
Sala Sismica INGV-Roma 120300081
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-08-19 18:56:16 ± 0.06
Latitude 46.4082 ± 0.0027
Longitude 12.9582 ± 0.0039
Depth (km) 15 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 120300081

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 254
Semi-minor axis of confidence ellipse (meter) 249
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 230
Circular confidence region, given by single value of horizontal uncertainty (meter) 250.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 89
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.03058
Epicentral distance of station farthest from the epicenter (degree) 0.27249
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:0.3

Field Value
Value 0.3
Uncertainty 0.2
Num. used stations 7
Type of magnitude ML
Reference to an origin 120300081
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-08-19 19:09:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PTCC.HHE. 2023-08-19T18:56:27.18 0.1 undecidable manual S 90 30.2475 103 -0.03 97
IV.FVI.HHZ. 2023-08-19T18:56:25.63 0.3 undecidable manual S 327 24.9528 108 -0.2 71
OX.MPRI.HNZ. 2023-08-19T18:56:24.25 0.3 undecidable manual S 173 18.6702 117 -0.04 74
OX.PLRO.HHZ. 2023-08-19T18:56:24.82 0.6 undecidable manual S 43 21.3675 112 -0.11 49
NI.PALA.HHZ. 2023-08-19T18:56:24.30 0.3 undecidable manual S 188 18.2706 118 0.1 74
OX.BOO.HHZ. 2023-08-19T18:56:23.18 0.3 undecidable manual S 132 14.5743 126 -0.17 73
NI.PURA.HHZ. 2023-08-19T18:56:23.80 0.3 undecidable manual S 277 16.6722 121 -0.01 75
IV.PTCC.HHE. 2023-08-19T18:56:22.63 0.3 undecidable manual P 90 30.2475 103 -0.07 72
OX.CLUD.HNZ. 2023-08-19T18:56:22.02 0.1 undecidable manual S 313 7.9809 146 -0.1 100
OX.PLRO.HHZ. 2023-08-19T18:56:21.67 0.3 undecidable manual P 43 21.3675 112 0.29 70
OX.FUSE.HHZ. 2023-08-19T18:56:21.63 0.3 undecidable manual S 79 3.3966 165 0.02 76
IV.FVI.HHZ. 2023-08-19T18:56:21.79 0.3 undecidable manual P 327 24.9528 108 -0.11 72
NI.PURA.HHZ. 2023-08-19T18:56:20.84 0.1 undecidable manual P 277 16.6722 121 0.1 98
NI.PALA.HHZ. 2023-08-19T18:56:20.92 0.3 undecidable manual P 188 18.2706 118 -0.04 74
OX.BOO.HHZ. 2023-08-19T18:56:20.55 0.3 undecidable manual P 132 14.5743 126 0.08 74
OX.MPRI.HNZ. 2023-08-19T18:56:20.97 0.1 undecidable manual P 173 18.6702 117 -0.05 98
OX.CLUD.HNZ. 2023-08-19T18:56:19.91 0.1 undecidable manual P 313 7.9809 146 0.14 98
OX.FUSE.HHZ. 2023-08-19T18:56:19.57 0.1 undecidable manual P 79 3.3966 165 0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
OX.PLRO.HHE. ML:0.5 0.00001995 0.54 AML other m 2023-08-19T18:56:25.41
OX.PLRO.HHN. ML:0.5 0.0000218 1.12 AML other m 2023-08-19T18:56:25.07
OX.FUSE.HHE. ML:0.0 0.000010888233 0.0512 AML other m 2023-08-19T18:56:19.81
OX.FUSE.HHN. ML:0.2 0.00001777096 0.0512 AML other m 2023-08-19T18:56:21.75
OX.FUSE.HNN. ML:0.1 0.000015532988500000004 0.0768 AML other m 2023-08-19T18:56:21.76
NI.PALA.HHE. ML:0.3 0.000016138588500000004 0.1408 AML other m 2023-08-19T18:56:24.66
NI.PALA.HHN. ML:0.5 0.000022473030000000002 0.32 AML other m 2023-08-19T18:56:25.96
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