Earthquake with magnitude of ML 0.9 on date 23-10-2019 and time 15:12:16 (Italy) in region 2 km SE Tolmezzo (UD)

A magnitude ML 0.9 earthquake occured in region: 2 km SE Tolmezzo (UD), on

  • 23-10-2019 13:12:16 (UTC)
  • 23-10-2019 15:12:16 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.3880, 13.0280 at 13 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 2 10440 10440
Cavazzo Carnico UD 2 1052 11492
Verzegnis UD 3 863 12355
Amaro UD 5 823 13178
Zuglio UD 8 595 13773
Lauco UD 8 729 14502
Villa Santina UD 9 2233 16735
Arta Terme UD 10 2171 18906
Bordano UD 10 754 19660
Venzone UD 10 2117 21777
Enemonzo UD 12 1319 23096
Trasaghis UD 12 2227 25323
Preone UD 12 246 25569
Moggio Udinese UD 13 1714 27283
Raveo UD 13 458 27741
Sutrio UD 14 1332 29073
Resiutta UD 15 309 29382
Gemona del Friuli UD 15 10964 40346
Osoppo UD 15 2936 43282
Socchieve UD 16 908 44190
Cercivento UD 16 679 44869
Paluzza UD 16 2217 47086
Treppo Carnico UD 16 618 47704
Ovaro UD 17 1922 49626
Ligosullo UD 17 116 49742
Paularo UD 17 2623 52365
Ravascletto UD 17 536 52901
Vito d'Asio PN 18 769 53670
Ampezzo UD 18 1006 54676
Comeglians UD 19 516 55192
Forgaria nel Friuli UD 19 1786 56978
Montenars UD 19 538 57516
Artegna UD 19 2885 60401
Clauzetto PN 20 380 60781

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km NW of Udine (99169 inhabitants)
56 Km NE of Pordenone (51229 inhabitants)
100 Km NW of Trieste (204420 inhabitants)
100 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 2019-10-23
13:12:16
46.3883 13.0285 13 2019-10-23
13:20:47
Sala Sismica INGV-Roma 73409451
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-10-23 13:12:16 ± 0.05
Latitude 46.3883 ± 0.0027
Longitude 13.0285 ± 0.0039
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 73409451

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 290
Semi-minor axis of confidence ellipse (meter) 84
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 203
Circular confidence region, given by single value of horizontal uncertainty (meter) 290.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 98
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) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.03238
Epicentral distance of station farthest from the epicenter (degree) 0.26890
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 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 73409451
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-10-23 13:20:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FVI.HHZ. 2019-10-23T13:12:26.66 0.1 undecidable manual S 321 29.8479 96 -0.24 93
IV.STAL.HHZ. 2019-10-23T13:12:26.34 0.1 undecidable manual S 240 28.2495 97 -0.12 95
NI.VINO.HHZ. 2019-10-23T13:12:25.28 0.1 undecidable manual S 128 24.0537 99 -0.09 96
IV.PTCC.HHZ. 2019-10-23T13:12:25.52 0.1 undecidable manual S 85 24.9528 98 -0.09 96
OX.ZOU2.HHZ. 2019-10-23T13:12:24.21 0.1 undecidable manual S 347 19.3695 104 0.08 96
NI.PALA.HHZ. 2019-10-23T13:12:23.87 0.1 undecidable manual S 207 17.7711 107 0.14 96
OX.MPRI.HHZ. 2019-10-23T13:12:23.56 0.1 undecidable manual S 191 16.6722 110 0.12 97
IV.FVI.HHZ. 2019-10-23T13:12:22.63 0.6 undecidable manual P 321 29.8479 96 0.14 47
OX.CLUD.HHZ. 2019-10-23T13:12:22.63 0.1 undecidable manual S 304 13.5753 118 -0.06 99
IV.STAL.HHZ. 2019-10-23T13:12:22.07 0.1 undecidable manual P 240 28.2495 97 -0.16 94
NI.VINO.HHZ. 2019-10-23T13:12:21.59 1.0 positive manual P 128 24.0537 99 -0.01 24
IV.PTCC.HHZ. 2019-10-23T13:12:21.80 0.6 negative manual P 85 24.9528 98 0.06 48
OX.ZOU2.HHZ. 2019-10-23T13:12:21.19 0.1 undecidable manual P 347 19.3695 104 0.31 92
OX.CLUD.HHZ. 2019-10-23T13:12:20.14 0.1 undecidable manual P 304 13.5753 118 0.09 97
OX.MPRI.HHZ. 2019-10-23T13:12:20.52 1.0 negative manual P 191 16.6722 110 0.03 25
OX.FUSE.HHZ. 2019-10-23T13:12:20.54 0.6 undecidable manual S 324 3.5964 161 -0.38 47
NI.PALA.HHZ. 2019-10-23T13:12:20.67 0.1 negative manual P 207 17.7711 107 0.02 98
OX.FUSE.HHZ. 2019-10-23T13:12:19.07 0.1 undecidable manual P 324 3.5964 161 0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
OX.ZOU2.HHN. ML:0.6 0.00002996 0.22 AML other m 2019-10-23T13:12:24.76
OX.ZOU2.HHE. ML:0.7 0.000035699999999999994 1.26 AML other m 2019-10-23T13:12:24.35
IV.FVI.HHN. ML:1.1 0.00006135 1.88 AML other m 2019-10-23T13:12:27.96
IV.FVI.HHE. ML:1.0 0.00004475 0.7 AML other m 2019-10-23T13:12:27.90
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