Earthquake with magnitude of ML 1.8 on date 24-05-2020 and time 01:34:19 (Italy) in region 4 km SE Preone (UD)

A magnitude ML 1.8 earthquake occured in region: 4 km SE Preone (UD), on

  • 23-05-2020 23:34:19 (UTC)
  • 24-05-2020 01:34:19 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.3640, 12.8860 at 9 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
Preone UD 4 246 246
Enemonzo UD 5 1319 1565
Socchieve UD 7 908 2473
Villa Santina UD 7 2233 4706
Lauco UD 8 729 5435
Raveo UD 8 458 5893
Verzegnis UD 9 863 6756
Ampezzo UD 9 1006 7762
Tramonti di Sopra PN 9 321 8083
Tolmezzo UD 11 10440 18523
Tramonti di Sotto PN 11 387 18910
Cavazzo Carnico UD 12 1052 19962
Ovaro UD 14 1922 21884
Clauzetto PN 15 380 22264
Zuglio UD 15 595 22859
Vito d'Asio PN 16 769 23628
Amaro UD 16 823 24451
Arta Terme UD 16 2171 26622
Forni di Sotto UD 17 600 27222
Comeglians UD 17 516 27738
Forgaria nel Friuli UD 17 1786 29524
Trasaghis UD 17 2227 31751
Sauris UD 18 416 32167
Bordano UD 18 754 32921
Meduno PN 18 1574 34495
Castelnovo del Friuli PN 18 880 35375
Ravascletto UD 18 536 35911
Sutrio UD 18 1332 37243
Travesio PN 19 1776 39019
Prato Carnico UD 19 904 39923
Osoppo UD 19 2936 42859
Cercivento UD 20 679 43538
Venzone UD 20 2117 45655

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km NW of Udine (99169 inhabitants)
49 Km NE of Pordenone (51229 inhabitants)
92 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 1.8 2020-05-23
23:34:19
46.3642 12.8858 9 2020-11-19
12:36:48
Bollettino Sismico Italiano INGV 80002541
Reviewed
Rev100
ML 2.0 2020-05-23
23:34:19
46.3673 12.8627 5 2020-05-23
23:44:44
Sala Sismica INGV-Roma 79493171
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-05-23 23:34:19 ± 0.06
Latitude 46.3642 ± 0.0036
Longitude 12.8858 ± 0.0039
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 80002541

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 346
Semi-minor axis of confidence ellipse (meter) 258
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 182
Circular confidence region, given by single value of horizontal uncertainty (meter) 350.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 71
Number of associated phases, regardless of their use for origin computation 38
Number of defining phases 33
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.67184
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 21
Type of magnitude ML
Reference to an origin 80002541
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-08-02 16:57:34

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 28
Type of magnitude ML
Reference to an origin 79493171
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-05-23 23:44:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IT.TRN1.HGZ. 2020-05-23T23:36:16.60 3.0 undecidable manual Sg 8.98 0
GU.RRL.HHZ. 2020-05-23T23:35:33.02 3.0 undecidable manual Pn 2.8 0
IT.RMMM.HGZ. 2020-05-23T23:35:30.96 3.0 undecidable manual Pn 1.5 0
IV.EL6.EHZ. 2020-05-23T23:35:07.11 3.0 negative manual Pn -2.95 0
SL.BOJS.BHZ. 2020-05-23T23:34:54.37 3.0 negative manual Pn 0.74 0
IV.MAGA.HHZ. 2020-05-23T23:34:51.89 0.3 undecidable manual P 250 185.5698 38 2.4 0
ST.RONC.EHZ. 2020-05-23T23:34:50.80 0.6 undecidable manual P 257 178.9875 38 2.13 0
ST.ZIAN.EHZ. 2020-05-23T23:34:38.42 0.3 undecidable manual P 265 101.8203 50 1.61 0
OX.ACOM.HHZ. 2020-05-23T23:34:37.29 0.6 undecidable manual S 67 52.1034 50 1 6
IT.DANT.HNE. 2020-05-23T23:34:32.07 0.3 undecidable manual S 309 35.9418 50 0.11 67
OX.AGOR.HHZ. 2020-05-23T23:34:32.46 0.3 undecidable manual P 262 64.8906 50 1.34 0
OX.SABO.HHZ. 2020-05-23T23:34:32.56 0.3 undecidable manual P 126 71.0733 50 0.49 0
OX.MLN.HNE. 2020-05-23T23:34:31.60 0.6 undecidable manual S 221 31.5462 50 0.8 40
OX.BAD.HNE. 2020-05-23T23:34:30.91 0.6 undecidable manual S 118 31.0467 106 0.29 47
OX.DRE.HHZ. 2020-05-23T23:34:30.50 0.3 undecidable manual P 110 61.9935 50 -0.17 0
OX.CIMO.HHZ. 2020-05-23T23:34:30.89 0.6 undecidable manual S 260 34.2435 50 -0.63 41
OX.ACOM.HHZ. 2020-05-23T23:34:29.71 0.3 undecidable manual P 67 52.1034 50 0.55 10
IT.FDS.HGZ. 2020-05-23T23:34:29.19 0.3 undecidable manual S 291 26.5512 108 0.06 75
OX.PLRO.HNZ. 2020-05-23T23:34:29.82 0.6 undecidable manual S 44 28.6491 107 -0.01 50
IV.FVI.HHZ. 2020-05-23T23:34:28.77 0.6 undecidable manual S 343 27.0507 108 -0.51 45
IT.DANT.HNE. 2020-05-23T23:34:27.16 0.3 undecidable manual P 309 35.9418 50 0.5 62
IV.STAL.HHZ. 2020-05-23T23:34:26.08 0.6 undecidable manual S 229 17.7711 117 -0.22 48
IV.PTCC.HHZ. 2020-05-23T23:34:26.48 0.1 undecidable manual P 82 36.1416 50 -0.22 87
IT.FDS.HGZ. 2020-05-23T23:34:25.40 0.3 undecidable manual P 291 26.5512 108 0.37 70
OX.MPRI.HHZ. 2020-05-23T23:34:25.68 0.3 undecidable manual S 150 15.7731 119 -0.01 75
OX.CIMO.HHZ. 2020-05-23T23:34:25.98 0.1 undecidable manual P 260 34.2435 50 -0.43 88
OX.PLRO.HNZ. 2020-05-23T23:34:25.60 0.1 negative manual P 44 28.6491 107 0.17 98
OX.BAD.HNE. 2020-05-23T23:34:25.72 0.1 undecidable manual P 118 31.0467 106 -0.16 97
IV.FVI.HHZ. 2020-05-23T23:34:25.02 0.1 undecidable manual P 343 27.0507 108 -0.09 99
OX.BOO.HNZ. 2020-05-23T23:34:25.72 0.3 undecidable manual S 107 16.9719 117 -0.36 70
OX.MLN.HNE. 2020-05-23T23:34:25.73 0.1 undecidable manual P 221 31.5462 50 -0.27 95
OX.MPRI.HHZ. 2020-05-23T23:34:23.24 0.1 positive manual P 150 15.7731 119 0.2 97
OX.BOO.HNZ. 2020-05-23T23:34:23.31 0.1 negative manual P 107 16.9719 117 0.05 100
OX.CLUD.HHZ. 2020-05-23T23:34:23.98 0.6 undecidable manual S 358 10.2786 131 -0.15 49
OX.FUSE.HHZ. 2020-05-23T23:34:23.99 0.6 undecidable manual S 58 10.3785 130 -0.17 49
IV.STAL.HHZ. 2020-05-23T23:34:23.46 0.1 positive manual P 229 17.7711 117 0.07 100
OX.FUSE.HHZ. 2020-05-23T23:34:22.29 0.1 positive manual P 58 10.3785 130 0.13 98
OX.CLUD.HHZ. 2020-05-23T23:34:22.36 0.1 negative manual P 358 10.2786 131 0.22 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
OX.CLUD.HHN. ML:1.8 0.0009060953999999999 0.2304 AML other m 2020-05-23T23:34:24.68
OX.CLUD.HNN. ML:1.8 0.0008380172 0.2304 AML other m 2020-05-23T23:34:24.68
OX.MPRI.HHN. ML:1.7 0.0005268031 0.1536 AML other m 2020-05-23T23:34:25.75
OX.MPRI.HNN. ML:1.6 0.00040731299999999997 0.1408 AML other m 2020-05-23T23:34:25.75
OX.MPRI.HNE. ML:1.7 0.00046788975 0.4608 AML other m 2020-05-23T23:34:25.93
OX.MPRI.HHE. ML:1.8 0.0006020374500000001 0.4352 AML other m 2020-05-23T23:34:25.71
IV.STAL.HNN. ML:2.0 0.00090251845 0.576 AML other m 2020-05-23T23:34:26.23
IV.STAL.HNE. ML:2.2 0.001245 0.74 AML other m 2020-05-23T23:34:27.26
IV.STAL.HHE. ML:2.2 0.0012050000000000001 0.16 AML other m 2020-05-23T23:34:27.36
IV.FVI.HHN. ML:1.5 0.00017044950000000002 0.3968 AML other m 2020-05-23T23:34:29.08
IV.FVI.HHE. ML:2.0 0.00054 0.14 AML other m 2020-05-23T23:34:29.75
OX.CIMO.HHN. ML:1.5 0.00013350000000000002 0.38 AML other m 2020-05-23T23:34:31.74
OX.CIMO.HNN. ML:1.5 0.0001395 1.44 AML other m 2020-05-23T23:34:31.75
OX.CIMO.HHE. ML:1.5 0.0001235 0.52 AML other m 2020-05-23T23:34:32.64
OX.CIMO.HNE. ML:1.6 0.0001497 0.52 AML other m 2020-05-23T23:34:32.64
IV.PTCC.HHE. ML:1.5 0.000132 0.82 AML other m 2020-05-23T23:34:33.91
IV.PTCC.HHN. ML:1.6 0.000157 0.22 AML other m 2020-05-23T23:34:33.74
OX.ACOM.HHN. ML:2.3 0.000481 0.3 AML other m 2020-05-23T23:34:38.51
OX.ACOM.HNN. ML:2.3 0.00047299999999999995 0.3 AML other m 2020-05-23T23:34:38.66
OX.ACOM.HHE. ML:2.2 0.0004335 1.78 AML other m 2020-05-23T23:34:38.91
OX.ACOM.HNE. ML:2.3 0.00045599999999999997 0.76 AML other m 2020-05-23T23:34:38.91
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
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