Earthquake with magnitude of ML 1.1 on date 20-02-2020 and time 05:30:27 (Italy) in region 3 km E Ovaro (UD)

A magnitude ML 1.1 earthquake occured in region: 3 km E Ovaro (UD), on

  • 20-02-2020 04:30:27 (UTC)
  • 20-02-2020 05:30:27 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.4920, 12.8980 at 6 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
Ovaro UD 3 1922 1922
Comeglians UD 3 516 2438
Ravascletto UD 4 536 2974
Raveo UD 7 458 3432
Rigolato UD 7 448 3880
Sutrio UD 8 1332 5212
Lauco UD 8 729 5941
Cercivento UD 8 679 6620
Prato Carnico UD 8 904 7524
Villa Santina UD 9 2233 9757
Enemonzo UD 9 1319 11076
Arta Terme UD 10 2171 13247
Paluzza UD 10 2217 15464
Zuglio UD 11 595 16059
Preone UD 11 246 16305
Socchieve UD 11 908 17213
Ampezzo UD 11 1006 18219
Treppo Carnico UD 12 618 18837
Tolmezzo UD 13 10440 29277
Verzegnis UD 14 863 30140
Forni Avoltri UD 14 588 30728
Ligosullo UD 15 116 30844
Sauris UD 15 416 31260
Paularo UD 17 2623 33883
Cavazzo Carnico UD 18 1052 34935
Sappada BL 18 1317 36252
Amaro UD 20 823 37075

Municipalities with at least 50000 inhabitants

An earthquake occurred to
54 Km NW of Udine (99169 inhabitants)
62 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 1.1 2020-02-20
04:30:27
46.4918 12.8977 7 2020-02-20
04:40:17
Sala Sismica INGV-Roma 76662471
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-02-20 04:30:27 ± 0.09
Latitude 46.4918 ± 0.0018
Longitude 12.8977 ± 0.0039
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 76662471

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 269
Semi-minor axis of confidence ellipse (meter) 58
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 73
Circular confidence region, given by single value of horizontal uncertainty (meter) 270.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 113
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.11
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.27339
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.6
Num. used stations 6
Type of magnitude ML
Reference to an origin 76662471
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-02-20 04:40:17
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OX.SABO.HNZ. 2020-02-20T04:30:39.61 3.0 negative manual P -0.38 0
RF.GEPF.HHZ. 2020-02-20T04:30:38.08 0.6 undecidable manual S 142 30.3474 102 0.25 47
IV.STAL.HHZ. 2020-02-20T04:30:37.53 0.3 undecidable manual S 209 29.4483 102 0 75
OX.MPRI.HHZ. 2020-02-20T04:30:37.11 0.3 undecidable manual S 166 28.6491 103 -0.17 73
OX.PLRO.HHE. 2020-02-20T04:30:34.27 0.6 undecidable manual S 72 20.1687 108 -0.14 49
RF.GEPF.HHZ. 2020-02-20T04:30:33.46 1.0 negative manual P 142 30.3474 102 0.18 24
OX.MPRI.HHZ. 2020-02-20T04:30:32.90 1.0 positive manual P 166 28.6491 103 -0.06 25
IV.STAL.HHZ. 2020-02-20T04:30:32.98 0.6 undecidable manual P 209 29.4483 102 -0.13 49
IV.FVI.HHZ. 2020-02-20T04:30:32.71 0.3 undecidable manual S 322 14.6742 114 0.08 76
OX.FUSE.HHZ. 2020-02-20T04:30:31.84 0.6 undecidable manual S 137 11.6772 119 0.13 50
OX.PLRO.HHE. 2020-02-20T04:30:31.23 0.1 undecidable manual P 72 20.1687 108 -0.08 100
IV.FVI.HHZ. 2020-02-20T04:30:30.26 0.6 negative manual P 322 14.6742 114 -0.02 51
OX.CLUD.HHZ. 2020-02-20T04:30:29.55 0.6 undecidable manual S 198 4.0959 148 -0.18 50
OX.FUSE.HHZ. 2020-02-20T04:30:29.85 0.6 negative manual P 137 11.6772 119 0.1 50
OX.CLUD.HHZ. 2020-02-20T04:30:28.74 0.3 negative manual P 198 4.0959 148 0.14 76
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FVI.HHN. ML:0.7 0.00005735 1.18 AML other m 2020-02-20T04:30:32.80
IV.FVI.HHE. ML:0.9 0.0000885 0.5 AML other m 2020-02-20T04:30:34.20
IV.STAL.HHE. ML:1.0 0.00005625 0.24 AML other m 2020-02-20T04:30:38.73
IV.STAL.HHN. ML:1.1 0.00006315 0.24 AML other m 2020-02-20T04:30:39.17
OX.SABO.HNE. ML:2.8 0.0009865 0.7 AML other m 2020-02-20T04:30:43.31
OX.SABO.HNN. ML:2.8 0.0009305000000000001 1.56 AML other m 2020-02-20T04:30:44.00
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