Earthquake with magnitude of ML 0.5 on date 04-05-2022 and time 02:08:23 (Italy) in region 4 km S Preone (UD)

A magnitude ML 0.5 earthquake occured in region: 4 km S Preone (UD), on

  • 04-05-2022 00:08:23 (UTC)
  • 04-05-2022 02:08:23 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.3570, 12.8770 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
Preone UD 4 246 246
Enemonzo UD 6 1319 1565
Socchieve UD 7 908 2473
Villa Santina UD 8 2233 4706
Tramonti di Sopra PN 8 321 5027
Lauco UD 9 729 5756
Raveo UD 9 458 6214
Ampezzo UD 9 1006 7220
Verzegnis UD 10 863 8083
Tramonti di Sotto PN 10 387 8470
Tolmezzo UD 12 10440 18910
Cavazzo Carnico UD 13 1052 19962
Ovaro UD 14 1922 21884
Clauzetto PN 14 380 22264
Vito d'Asio PN 15 769 23033
Forni di Sotto UD 16 600 23633
Forgaria nel Friuli UD 16 1786 25419
Zuglio UD 16 595 26014
Amaro UD 17 823 26837
Meduno PN 17 1574 28411
Arta Terme UD 17 2171 30582
Trasaghis UD 17 2227 32809
Comeglians UD 18 516 33325
Castelnovo del Friuli PN 18 880 34205
Travesio PN 18 1776 35981
Sauris UD 18 416 36397
Bordano UD 18 754 37151
Ravascletto UD 19 536 37687
Prato Carnico UD 19 904 38591
Osoppo UD 19 2936 41527
Sutrio UD 20 1332 42859
Cavasso Nuovo PN 20 1525 44384
Frisanco PN 20 622 45006
Pinzano al Tagliamento PN 20 1525 46531

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km NW of Udine (99169 inhabitants)
48 Km NE of Pordenone (51229 inhabitants)
91 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
Md 1.1
ML 0.5
2022-05-04
00:08:23
46.3568 12.8767 10 2023-01-31
19:03:35
Bollettino Sismico Italiano INGV 109165541
Reviewed
Rev100
Md 1.1 2022-05-04
00:08:23
46.3623 12.8567 7 2022-05-04
00:18:05
Sala Sismica INGV-Roma 104148201
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-05-04 00:08:23 ± 0.11
Latitude 46.3568 ± 0.0045
Longitude 12.8767 ± 0.0104
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 109165541

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 804
Semi-minor axis of confidence ellipse (meter) 321
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 67
Circular confidence region, given by single value of horizontal uncertainty (meter) 800.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 181
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) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.09982
Epicentral distance of station farthest from the epicenter (degree) 0.29408
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitudes information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.0
Num. used stations 2
Type of magnitude ML
Reference to an origin 109165541
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-08-31 07:40:19

Md:1.1

Field Value
Value 1.1
Uncertainty 0.6
Num. used stations 2
Type of magnitude Md
Reference to an origin 109165541
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-08-31 07:40:19

Md:1.1

Field Value
Value 1.1
Uncertainty 0.0
Num. used stations 3
Type of magnitude Md
Reference to an origin 104148201
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-05-04 00:18:05
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
NI.VINO.HNZ. 2022-05-04T00:08:34.98 0.6 undecidable manual S 110 32.6451 50 0.23 47
IV.FVI.HHZ. 2022-05-04T00:08:33.19 0.6 undecidable manual S 345 27.5502 50 -0.22 47
NI.VINO.HNZ. 2022-05-04T00:08:30.08 0.3 undecidable manual P 110 32.6451 50 0.13 71
OX.BOO.HNE. 2022-05-04T00:08:29.95 0.6 undecidable manual S 104 17.4714 120 -0.47 45
OX.CLUD.HHZ. 2022-05-04T00:08:28.69 0.6 undecidable manual S 2 11.0778 133 0.06 50
IV.FVI.HHZ. 2022-05-04T00:08:28.92 0.3 undecidable manual P 345 27.5502 50 -0.25 70
OX.FUSE.HHZ. 2022-05-04T00:08:28.66 0.3 undecidable manual S 56 11.4774 132 -0.06 75
NI.PALA.HHZ. 2022-05-04T00:08:28.85 0.6 undecidable manual S 164 12.9759 128 -0.26 48
OX.BOO.HNE. 2022-05-04T00:08:27.44 0.1 undecidable manual P 104 17.4714 120 -0.01 100
OX.CLUD.HHZ. 2022-05-04T00:08:26.56 0.1 undecidable manual P 2 11.0778 133 0.14 98
OX.FUSE.HHZ. 2022-05-04T00:08:26.72 0.3 undecidable manual P 56 11.4774 132 0.25 72
NI.PALA.HHZ. 2022-05-04T00:08:26.82 0.1 undecidable manual P 164 12.9759 128 0.12 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
NI.PALA.HHN. ML:0.4 0.000028169535 0.08 AML other m 2022-05-04T00:08:29.46
NI.PALA.HHE. ML:0.4 0.000028601835 0.24 AML other m 2022-05-04T00:08:30.33
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