Earthquake with magnitude of ML 1.7 on date 29-08-2023 and time 05:37:37 (UTC) in region 2 km NE Fregona (TV)

A magnitude ML 1.7 earthquake occured in region: 2 km NE Fregona (TV), on

  • 29-08-2023 05:37:37 (UTC)
  • 29-08-2023 07:37:37 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.0210, 12.3560 at 20 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
Fregona TV 2 3013 3013
Sarmede TV 5 3086 6099
Vittorio Veneto TV 6 28232 34331
Cappella Maggiore TV 6 4710 39041
Colle Umberto TV 9 5111 44152
Cordignano TV 9 7020 51172
Caneva PN 9 6424 57596
Revine Lago TV 10 2208 59804
Godega di Sant'Urbano TV 10 6062 65866
Tarzo TV 11 4399 70265
San Fior TV 11 6970 77235
Orsago TV 11 3873 81108
Polcenigo PN 11 3163 84271
Tambre BL 13 1371 85642
Sacile PN 14 19837 105479
Budoia PN 14 2569 108048
San Pietro di Feletto TV 14 5321 113369
San Vendemiano TV 14 10054 123423
Fontanafredda PN 15 12205 135628
Conegliano TV 15 34891 170519
Refrontolo TV 16 1747 172266
Limana BL 16 5209 177475
Alpago BL 17 6994 184469
Belluno BL 17 35870 220339
Chies d'Alpago BL 17 1377 221716
Cison di Valmarino TV 17 2647 224363
Ponte nelle Alpi BL 18 8363 232726
Codognè TV 18 5343 238069
Trichiana BL 18 4868 242937
Gaiarine TV 18 6110 249047
Aviano PN 19 9106 258153
Pieve di Soligo TV 19 12106 270259
Brugnera PN 19 9311 279570
Follina TV 20 3873 283443
Santa Lucia di Piave TV 20 9151 292594
Mareno di Piave TV 20 9661 302255

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km W of Pordenone (51229 inhabitants)
40 Km N of Treviso (83731 inhabitants)
65 Km N of Venezia (263352 inhabitants)
68 Km W of Udine (99169 inhabitants)
78 Km NE of Padova (210401 inhabitants)
82 Km NE of Vicenza (112953 inhabitants)
94 Km SE of Bolzano (106441 inhabitants)
95 Km E of Trento (117317 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 1.7 2023-08-29
05:37:37
46.0208 12.3563 20 2023-08-29
05:43:51
Sala Sismica INGV-Roma 120577421
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-08-29 05:37:37 ± 0.66
Latitude 46.0208 ± 0.0477
Longitude 12.3563 ± 0.0401
Depth (km) 20 ± 14 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 120577421

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 5501
Semi-minor axis of confidence ellipse (meter) 1970
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 152
Circular confidence region, given by single value of horizontal uncertainty (meter) 5500.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 159
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.71
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.34264
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 6
Magnitude information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 120577421
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-08-29 05:43:51
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IX.SCL3.EHZ.02 2023-08-29T05:39:02.26 3.0 undecidable manual Pn 1.84 0
IV.MTL1.HNZ. 2023-08-29T05:38:54.14 3.0 undecidable manual Sg 0.36 0
GU.MGRO.HNZ. 2023-08-29T05:38:27.95 3.0 undecidable manual Pg -0.25 0
IV.ARRO.EHZ. 2023-08-29T05:38:22.86 3.0 negative manual Pn -4.38 0
IV.FDMO.HHZ. 2023-08-29T05:38:21.86 3.0 undecidable manual Pg 0.14 0
OX.CIMO.HHZ. 2023-08-29T05:37:48.08 0.6 undecidable manual S 12 32.9448 112 -0.88 46
OX.MLN.HHZ. 2023-08-29T05:37:47.30 0.1 undecidable manual S 54 24.5532 120 0.38 71
OX.VARN.HHZ. 2023-08-29T05:37:45.36 0.1 undecidable manual S 261 19.6692 128 -0.48 97
IV.STAL.HHZ. 2023-08-29T05:37:44.67 0.1 undecidable manual P 46 38.0286 108 -0.07 94
OX.MLN.HHZ. 2023-08-29T05:37:43.00 0.1 undecidable manual P 54 24.5532 120 0.17 91
NI.POLC.HHZ. 2023-08-29T05:37:43.53 0.6 undecidable manual S 87 11.0778 146 -0.74 51
OX.CIMO.HHZ. 2023-08-29T05:37:43.54 0.1 undecidable manual P 12 32.9448 112 -0.47 96
OX.VARN.HHZ. 2023-08-29T05:37:41.96 0.1 undecidable manual P 261 19.6692 128 -0.25 100
OX.CAE.HHZ. 2023-08-29T05:37:41.47 0.6 undecidable manual S 102 6.3936 159 -2.22 33
NI.POLC.HHZ. 2023-08-29T05:37:41.04 1.0 negative manual P 87 11.0778 146 -0.26 25
ST.GAGG.HHZ. 2023-08-29T05:37:39.33 3.0 undecidable manual P -8.84 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
OX.CAE.HHN. ML:2.2 0.001345 0.16 AML other m 2023-08-29T05:37:41.58
OX.CAE.HHE. ML:2.0 0.0008575000000000001 0.14 AML other m 2023-08-29T05:37:41.94
NI.POLC.HHN. ML:2.4 0.002 0.44 AML other m 2023-08-29T05:37:44.03
NI.POLC.HHE. ML:2.1 0.0009509999999999999 0.44 AML other m 2023-08-29T05:37:44.30
OX.VARN.HHE. ML:1.6 0.000254 1.32 AML other m 2023-08-29T05:37:45.68
OX.VARN.HNE. ML:1.6 0.0002375 1.32 AML other m 2023-08-29T05:37:45.02
OX.VARN.HHN. ML:1.5 0.0001955 1.16 AML other m 2023-08-29T05:37:46.88
OX.VARN.HNN. ML:1.5 0.00018855000000000003 1.44 AML other m 2023-08-29T05:37:46.88
IV.STAL.HHE. ML:1.4 0.0000725 1.22 AML other m 2023-08-29T05:37:51.18
IV.STAL.HHN. ML:1.4 0.0000817 0.28 AML other m 2023-08-29T05:37:52.50
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