Earthquake with magnitude of ML 1.5 on date 28-10-2020 and time 01:51:57 (UTC) in region 1 km W Trasaghis (UD)

A magnitude ML 1.5 earthquake occured in region: 1 km W Trasaghis (UD), on

  • 28-10-2020 01:51:57 (UTC)
  • 28-10-2020 02:51:57 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.2830, 13.0690 at 10 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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
Trasaghis UD 1 2227 2227
Osoppo UD 3 2936 5163
Bordano UD 5 754 5917
Gemona del Friuli UD 6 10964 16881
Venzone UD 8 2117 18998
Artegna UD 8 2885 21883
Montenars UD 9 538 22421
Buja UD 9 6563 28984
Cavazzo Carnico UD 10 1052 30036
Forgaria nel Friuli UD 10 1786 31822
Vito d'Asio PN 10 769 32591
Magnano in Riviera UD 10 2336 34927
Amaro UD 10 823 35750
Majano UD 11 5945 41695
Treppo Grande UD 12 1708 43403
Clauzetto PN 13 380 43783
Verzegnis UD 13 863 44646
Ragogna UD 14 2909 47555
Colloredo di Monte Albano UD 14 2223 49778
Tarcento UD 14 9012 58790
San Daniele del Friuli UD 14 8013 66803
Tolmezzo UD 14 10440 77243
Pinzano al Tagliamento PN 15 1525 78768
Lusevera UD 15 643 79411
Cassacco UD 15 2938 82349
Castelnovo del Friuli PN 16 880 83229
Resiutta UD 17 309 83538
Moggio Udinese UD 17 1714 85252
Tricesimo UD 17 7600 92852
Rive d'Arcano UD 18 2444 95296
Nimis UD 18 2740 98036
Travesio PN 18 1776 99812
Villa Santina UD 19 2233 102045
Moruzzo UD 19 2456 104501
Fagagna UD 19 6385 110886
Lauco UD 19 729 111615
Pagnacco UD 20 5044 116659
Preone UD 20 246 116905
Reana del Rojale UD 20 4966 121871

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km NW of Udine (99169 inhabitants)
48 Km NE of Pordenone (51229 inhabitants)
89 Km NW of Trieste (204420 inhabitants)
93 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
Bulletin
Rev1000
ML 1.5 2020-10-28
01:51:57
46.2827 13.0693 10 2021-02-26
14:56:02
Bollettino Sismico Italiano INGV 84384701
Reviewed
Rev100
ML 1.4 2020-10-28
01:51:57
46.2798 13.0653 10 2020-10-28
02:16:12
Sala Sismica INGV-Roma 84193711
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-10-28 01:51:57 ± 0.06
Latitude 46.2827 ± 0.0072
Longitude 13.0693 ± 0.0052
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 84384701

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 758
Semi-minor axis of confidence ellipse (meter) 339
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 173
Circular confidence region, given by single value of horizontal uncertainty (meter) 760.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 106
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.04227
Epicentral distance of station farthest from the epicenter (degree) 0.48923
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 11
Type of magnitude ML
Reference to an origin 84384701
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-11-02 11:06:28

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 84193711
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-10-28 02:16:12
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OX.MLN.HHE. 2020-10-28T01:52:11.00 0.3 undecidable manual S 247 37.8288 50 0.66 60
NI.PURA.HHE. 2020-10-28T01:52:08.36 0.3 undecidable manual S 302 29.6481 50 0.2 70
OX.SABO.HHZ. 2020-10-28T01:52:07.40 0.3 undecidable manual P 127 54.3012 50 -0.09 68
IV.STAL.HHZ. 2020-10-28T01:52:06.89 0.3 undecidable manual S 265 27.6501 50 -0.72 60
OX.DRE.HHZ. 2020-10-28T01:52:06.12 0.3 undecidable manual P 105 45.8208 50 -0.06 70
IV.PTCC.HHZ. 2020-10-28T01:52:06.95 0.1 undecidable manual S 57 25.8519 50 -0.18 94
OX.MLN.HHE. 2020-10-28T01:52:05.21 0.1 undecidable manual P 247 37.8288 50 0.26 90
OX.PRED.HHE. 2020-10-28T01:52:05.93 0.3 undecidable manual P 65 41.9247 50 0.36 66
NI.VINO.HHZ. 2020-10-28T01:52:04.18 0.1 undecidable manual S 101 16.1727 122 -0.03 98
NI.PURA.HHE. 2020-10-28T01:52:03.55 0.1 undecidable manual P 302 29.6481 50 -0.14 94
IV.STAL.HHZ. 2020-10-28T01:52:03.01 0.1 undecidable manual P 265 27.6501 50 -0.37 90
OX.BAD.HHE. 2020-10-28T01:52:03.56 0.3 undecidable manual S 112 14.3745 125 -0.16 72
IV.PTCC.HHZ. 2020-10-28T01:52:03.12 0.1 undecidable manual P 57 25.8519 50 0.02 97
OX.BOO.HHE. 2020-10-28T01:52:01.44 0.1 undecidable manual S 29 4.6953 155 -0.04 100
OX.BAD.HHE. 2020-10-28T01:52:01.18 0.1 negative manual P 112 14.3745 125 0.05 98
RF.GEPF.HHZ. 2020-10-28T01:52:01.45 0.1 undecidable manual S 99 5.3946 152 -0.14 98
NI.VINO.HHZ. 2020-10-28T01:52:01.49 0.1 undecidable manual P 101 16.1727 122 0.08 97
OX.MPRI.HHZ. 2020-10-28T01:52:01.93 0.1 undecidable manual S 233 7.7811 143 -0.12 98
OX.BOO.HHE. 2020-10-28T01:52:00.07 0.1 undecidable manual P 29 4.6953 155 0.23 96
RF.GEPF.HHZ. 2020-10-28T01:52:00.07 0.1 positive manual P 99 5.3946 152 0.17 97
OX.MPRI.HHZ. 2020-10-28T01:52:00.21 0.1 positive manual P 233 7.7811 143 0.05 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
RF.GEPF.HHN. ML:1.6 0.000633 0.14 AML other m 2020-10-28T01:52:01.65
RF.GEPF.HHE. ML:1.7 0.0008665000000000001 0.16 AML other m 2020-10-28T01:52:01.63
OX.MPRI.HNN. ML:1.6 0.000543 0.4 AML other m 2020-10-28T01:52:02.24
OX.MPRI.HHN. ML:1.7 0.000682 0.42 AML other m 2020-10-28T01:52:02.25
OX.MPRI.HNE. ML:1.6 0.0006095 1.12 AML other m 2020-10-28T01:52:02.59
OX.MPRI.HHE. ML:1.8 0.0007995 1.14 AML other m 2020-10-28T01:52:02.60
NI.VINO.HHE. ML:1.2 0.000153 0.32 AML other m 2020-10-28T01:52:04.39
NI.VINO.HHN. ML:1.2 0.000128 0.96 AML other m 2020-10-28T01:52:05.49
IV.PTCC.HHN. ML:1.2 0.00009045 0.22 AML other m 2020-10-28T01:52:07.41
IV.STAL.HHN. ML:1.4 0.0001177 0.14 AML other m 2020-10-28T01:52:08.23
IV.STAL.HHE. ML:1.4 0.00011899999999999999 1.2 AML other m 2020-10-28T01:52:09.86
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