Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 28-03-2024 and time 03:33:40 (UTC) in region 5 km NE Tramonti di Sopra (PN)

A magnitude ML 1.4 earthquake occured in region: 5 km NE Tramonti di Sopra (PN), on

  • 28-03-2024 03:33:40 (UTC)
  • 28-03-2024 04:33:40 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.3530, 12.8130 at 10 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Tramonti di Sopra PN 5 321 321
Socchieve UD 6 908 1229
Preone UD 7 246 1475
Ampezzo UD 7 1006 2481
Tramonti di Sotto PN 8 387 2868
Enemonzo UD 8 1319 4187
Raveo UD 10 458 4645
Villa Santina UD 11 2233 6878
Forni di Sotto UD 12 600 7478
Lauco UD 12 729 8207
Verzegnis UD 15 863 9070
Sauris UD 15 416 9486
Meduno PN 15 1574 11060
Ovaro UD 15 1922 12982
Clauzetto PN 16 380 13362
Tolmezzo UD 17 10440 23802
Frisanco PN 17 622 24424
Vito d'Asio PN 17 769 25193
Cavazzo Carnico UD 18 1052 26245
Travesio PN 18 1776 28021
Cavasso Nuovo PN 18 1525 29546
Castelnovo del Friuli PN 18 880 30426
Comeglians UD 19 516 30942
Forgaria nel Friuli UD 19 1786 32728
Prato Carnico UD 19 904 33632
Fanna PN 19 1583 35215
Forni di Sopra UD 20 993 36208

Municipalities with at least 50000 inhabitants

An earthquake occurred to
46 Km N of Pordenone (51229 inhabitants)
46 Km NW of Udine (99169 inhabitants)
88 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
Reviewed
Rev100 		ML 1.4 2024-03-28
03:33:40		 46.3527 12.813 10 2024-03-28
03:44:22		 Sala Sismica INGV-Roma 126218231
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-03-28 03:33:40 ± 0.07
Latitude 46.3527 ± 0.0036
Longitude 12.8130 ± 0.0065
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 126218231

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 565
Semi-minor axis of confidence ellipse (meter) 108
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 128
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) 123
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.30307
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.1
Num. used stations 8
Type of magnitude ML
Reference to an origin 126218231
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-03-28 03:44:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
MN.TRI.HHZ. 2024-03-28T03:34:13.38 3.0 undecidable manual S -0.02 0
OX.VARN.HHZ. 2024-03-28T03:33:53.61 3.0 positive manual P 0.48 0
OX.PLRO.HHZ. 2024-03-28T03:33:51.67 0.6 undecidable manual S 49 33.6441 50 -0.22 63
OX.MLN.HHZ. 2024-03-28T03:33:50.38 0.6 undecidable manual S 214 27.1506 109 0.28 62
OX.MPRI.HHZ. 2024-03-28T03:33:46.98 0.6 undecidable manual S 133 18.2706 118 -0.28 63
OX.PLRO.HHZ. 2024-03-28T03:33:46.88 0.6 negative manual P 49 33.6441 50 -0.03 65
OX.FUSE.HHZ. 2024-03-28T03:33:46.87 0.6 undecidable manual S 65 15.9729 121 0.31 63
IV.STAL.HHZ. 2024-03-28T03:33:45.45 0.6 undecidable manual S 218 12.876 126 -0.24 63
OX.CIMO.HHZ. 2024-03-28T03:33:45.97 1.0 positive manual P 261 28.5492 50 -0.16 32
OX.CLUD.HHZ. 2024-03-28T03:33:45.48 0.6 undecidable manual S 24 12.6762 127 -0.14 65
OX.MLN.HHZ. 2024-03-28T03:33:45.93 1.0 undecidable manual P 214 27.1506 109 0.05 32
OX.MPRI.HHZ. 2024-03-28T03:33:44.24 0.6 negative manual P 133 18.2706 118 0 67
OX.CLUD.HHZ. 2024-03-28T03:33:43.36 0.6 undecidable manual P 24 12.6762 127 0.06 67
OX.FUSE.HHZ. 2024-03-28T03:33:43.89 0.3 positive manual P 65 15.9729 121 0.05 100
IV.STAL.HHZ. 2024-03-28T03:33:43.41 0.3 negative manual P 218 12.876 126 0.08 100
NI.PALA.HHZ. 2024-03-28T03:33:43.79 0.6 negative manual P 144 14.6742 123 0.17 65
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.STAL.HHN. ML:1.3 0.00023150000000000002 0.66 AML other m 2024-03-28T03:33:45.90
IV.STAL.HNN. ML:1.5 0.00035150000000000003 1.18 AML other m 2024-03-28T03:33:45.23
IV.STAL.HNE. ML:1.5 0.00032799999999999995 0.96 AML other m 2024-03-28T03:33:46.32
IV.STAL.HHE. ML:1.4 0.00025550000000000003 0.2 AML other m 2024-03-28T03:33:46.90
OX.PLRO.HHN. ML:1.4 0.00009395000000000001 0.22 AML other m 2024-03-28T03:33:52.29
OX.PLRO.HHE. ML:1.2 0.00007070000000000001 0.22 AML other m 2024-03-28T03:33:53.48
OX.VARN.HNE. ML:1.6 0.0000692 0.26 AML other m 2024-03-28T03:34:01.26
OX.VARN.HNN. ML:1.5 0.000059999999999999995 0.42 AML other m 2024-03-28T03:34:06.30
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