Earthquake with magnitude of ML 1.0 on date 13-03-2021 and time 15:56:15 (Italy) in region 5 km NE Lauco (UD)

A magnitude ML 1.0 earthquake occured in region: 5 km NE Lauco (UD), on

  • 13-03-2021 14:56:15 (UTC)
  • 13-03-2021 15:56:15 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.4680, 12.9570 at 16 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 5 729 729
Arta Terme UD 5 2171 2900
Zuglio UD 5 595 3495
Sutrio UD 6 1332 4827
Villa Santina UD 6 2233 7060
Ravascletto UD 7 536 7596
Cercivento UD 7 679 8275
Ovaro UD 7 1922 10197
Raveo UD 8 458 10655
Tolmezzo UD 8 10440 21095
Paluzza UD 8 2217 23312
Comeglians UD 9 516 23828
Enemonzo UD 9 1319 25147
Verzegnis UD 9 863 26010
Treppo Carnico UD 10 618 26628
Preone UD 10 246 26874
Ligosullo UD 12 116 26990
Rigolato UD 12 448 27438
Socchieve UD 12 908 28346
Cavazzo Carnico UD 13 1052 29398
Prato Carnico UD 14 904 30302
Ampezzo UD 14 1006 31308
Paularo UD 14 2623 33931
Amaro UD 15 823 34754
Forni Avoltri UD 19 588 35342
Sauris UD 19 416 35758
Moggio Udinese UD 19 1714 37472

Municipalities with at least 50000 inhabitants

An earthquake occurred to
50 Km NW of Udine (99169 inhabitants)
61 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 1.0 2021-03-13
14:56:15
46.4678 12.9568 16 2021-03-13
15:03:14
Sala Sismica INGV-Roma 88084661
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-13 14:56:15 ± 0.07
Latitude 46.4678 ± 0.0036
Longitude 12.9568 ± 0.0065
Depth (km) 16 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 88084661

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 569
Semi-minor axis of confidence ellipse (meter) 163
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 50
Circular confidence region, given by single value of horizontal uncertainty (meter) 570.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 177
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.05306
Epicentral distance of station farthest from the epicenter (degree) 0.30667
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 88084661
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-03-13 15:03:14
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
NI.VINO.HHZ. 2021-03-13T14:56:27.12 0.3 undecidable manual S 134 34.0437 102 -0.03 71
IV.STAL.HHZ. 2021-03-13T14:56:25.95 0.3 undecidable manual S 219 29.748 105 -0.09 71
NI.PALA.HHZ. 2021-03-13T14:56:24.97 0.3 undecidable manual S 186 24.8529 109 0.19 70
IV.FVI.HHZ. 2021-03-13T14:56:23.41 0.3 undecidable manual S 317 19.6692 117 -0.09 72
NI.VINO.HHZ. 2021-03-13T14:56:22.22 0.1 undecidable manual P 134 34.0437 102 0 95
IV.STAL.HHZ. 2021-03-13T14:56:21.46 0.1 undecidable manual P 219 29.748 105 -0.12 94
OX.CLUD.HHZ. 2021-03-13T14:56:20.80 0.3 undecidable manual S 258 5.8941 155 -0.08 74
IV.FVI.HHZ. 2021-03-13T14:56:20.23 0.1 undecidable manual P 317 19.6692 117 0.13 95
OX.FUSE.HHZ. 2021-03-13T14:56:20.97 0.3 undecidable manual S 150 6.8931 152 -0.03 75
NI.PALA.HHZ. 2021-03-13T14:56:20.85 0.1 undecidable manual P 186 24.8529 109 0 97
OX.FUSE.HHZ. 2021-03-13T14:56:18.67 0.1 undecidable manual P 150 6.8931 152 0.01 100
OX.CLUD.HHZ. 2021-03-13T14:56:18.76 0.6 positive manual P 258 5.8941 155 0.16 48
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
OX.CLUD.HHN. ML:1.0 0.00011115 0.66 AML other m 2021-03-13T14:56:21.33
OX.CLUD.HHE. ML:0.9 0.00008835 1.5 AML other m 2021-03-13T14:56:21.11
IV.FVI.HHE. ML:1.0 0.0000656 0.16 AML other m 2021-03-13T14:56:23.58
IV.FVI.HHN. ML:0.9 0.0000531 0.08 AML other m 2021-03-13T14:56:23.87
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