Earthquake with magnitude of ML 1.5 on date 28-08-2023 and time 08:29:24 (UTC) in region 6 km N Fregona (TV)

A magnitude ML 1.5 earthquake occured in region: 6 km N Fregona (TV), on

  • 28-08-2023 08:29:24 (UTC)
  • 28-08-2023 10:29:24 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.0600, 12.3350 at 8 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 6 3013 3013
Vittorio Veneto TV 8 28232 31245
Sarmede TV 10 3086 34331
Cappella Maggiore TV 10 4710 39041
Tambre BL 10 1371 40412
Revine Lago TV 11 2208 42620
Alpago BL 12 6994 49614
Tarzo TV 12 4399 54013
Belluno BL 13 35870 89883
Limana BL 13 5209 95092
Ponte nelle Alpi BL 13 8363 103455
Colle Umberto TV 13 5111 108566
Chies d'Alpago BL 13 1377 109943
Polcenigo PN 13 3163 113106
Caneva PN 13 6424 119530
Cordignano TV 14 7020 126550
Godega di Sant'Urbano TV 15 6062 132612
Trichiana BL 15 4868 137480
Budoia PN 15 2569 140049
San Fior TV 16 6970 147019
Orsago TV 16 3873 150892
Soverzene BL 16 389 151281
San Pietro di Feletto TV 17 5321 156602
Sacile PN 18 19837 176439
Refrontolo TV 18 1747 178186
Cison di Valmarino TV 18 2647 180833
Fontanafredda PN 18 12205 193038
San Vendemiano TV 19 10054 203092
Sedico BL 19 9997 213089
Conegliano TV 19 34891 247980
Aviano PN 20 9106 257086
Mel BL 20 5984 263070

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km W of Pordenone (51229 inhabitants)
44 Km N of Treviso (83731 inhabitants)
69 Km N of Venezia (263352 inhabitants)
70 Km W of Udine (99169 inhabitants)
81 Km NE of Padova (210401 inhabitants)
84 Km NE of Vicenza (112953 inhabitants)
90 Km SE of Bolzano (106441 inhabitants)
94 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 1.5 2023-08-28
08:29:24
46.0598 12.3352 8 2023-08-28
08:36:48
Sala Sismica INGV-Roma 120541581
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-08-28 08:29:24 ± 0.15
Latitude 46.0598 ± 0.0090
Longitude 12.3352 ± 0.0091
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 120541581

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 800
Semi-minor axis of confidence ellipse (meter) 670
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 168
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) 130
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.41283
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.4
Num. used stations 12
Type of magnitude ML
Reference to an origin 120541581
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-08-28 08:36:48
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MRB1.HNZ. 2023-08-28T08:30:48.01 3.0 negative manual Pg 17.75 0
IV.ARRO.EHZ. 2023-08-28T08:30:46.56 3.0 undecidable manual Sn 3.52 0
IV.ATCC.EHZ. 2023-08-28T08:30:33.15 3.0 undecidable manual Sg 4.92 0
IV.RIBO.EHZ.01 2023-08-28T08:30:29.51 3.0 undecidable manual Sn -1.62 0
IV.CFMN.HNZ. 2023-08-28T08:30:29.04 3.0 undecidable manual Pn -1.11 0
IV.ARVD.HHZ. 2023-08-28T08:30:28.82 3.0 undecidable manual Sg 5.77 0
IV.ATFO.HHZ. 2023-08-28T08:30:23.58 3.0 undecidable manual Sn -0.06 0
GU.CANO.HHZ. 2023-08-28T08:30:06.02 3.0 positive manual Pg 10.18 0
IV.RIBO.EHZ.01 2023-08-28T08:30:03.64 3.0 undecidable manual Pg 7.22 0
IV.MURB.HNZ. 2023-08-28T08:29:54.92 3.0 undecidable manual Pn 1.49 0
IV.ATCC.EHZ. 2023-08-28T08:29:53.48 3.0 positive manual Pn -1.31 0
IV.SBPO.HNZ. 2023-08-28T08:29:37.38 0.1 undecidable manual P 156.8208 -9.99 0
IV.STAL.HHZ. 2023-08-28T08:29:37.15 0.6 undecidable manual S 52 36.4413 50 0.13 47
OX.CIMO.HHE. 2023-08-28T08:29:34.71 0.6 undecidable manual S 17 29.1486 106 -0.09 48
OX.MLN.HHZ. 2023-08-28T08:29:33.67 0.6 undecidable manual S 65 23.754 110 0.66 42
IV.STAL.HHZ. 2023-08-28T08:29:31.44 0.3 positive manual P 52 36.4413 50 -0.19 70
OX.VARN.HHZ. 2023-08-28T08:29:31.91 0.6 undecidable manual S 247 19.2696 114 0.36 47
NI.POLC.HHZ. 2023-08-28T08:29:30.08 0.6 undecidable manual S 106 13.2756 122 0.37 47
OX.CIMO.HHE. 2023-08-28T08:29:30.01 0.1 undecidable manual P 17 29.1486 106 -0.34 92
SI.ABSI.HHZ. 2023-08-28T08:29:29.36 3.0 negative manual P -2.28 0
OX.MLN.HHZ. 2023-08-28T08:29:29.50 0.1 undecidable manual P 65 23.754 110 0.19 96
OX.CAE.HHZ. 2023-08-28T08:29:28.02 0.6 undecidable manual S 125 9.6792 131 -0.71 42
OX.VARN.HHZ. 2023-08-28T08:29:28.53 0.1 undecidable manual P 247 19.2696 114 0.06 99
IV.BAG8.EHZ. 2023-08-28T08:29:27.26 3.0 undecidable manual P 1.06 0
NI.POLC.HHZ. 2023-08-28T08:29:27.48 0.1 undecidable manual P 106 13.2756 122 0.07 100
OX.CAE.HHZ. 2023-08-28T08:29:26.63 0.1 negative manual P 125 9.6792 131 -0.21 98
IV.MBAL.HNZ. 2023-08-28T08:29:20.40 3.0 undecidable manual P -0.64 0
OX.MARN.HHZ. 2023-08-28T08:29:17.58 3.0 negative manual P 0.7 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
OX.CAE.HHN. ML:2.0 0.0016 0.14 AML other m 2023-08-28T08:29:28.21
OX.CAE.HHE. ML:1.9 0.0011400000000000002 0.1 AML other m 2023-08-28T08:29:28.27
NI.POLC.HHN. ML:2.3 0.0021399999999999995 0.48 AML other m 2023-08-28T08:29:30.54
NI.POLC.HHE. ML:1.9 0.0009130000000000001 1.6 AML other m 2023-08-28T08:29:30.03
OX.VARN.HHN. ML:1.4 0.0001805 0.56 AML other m 2023-08-28T08:29:33.14
OX.VARN.HNN. ML:1.4 0.00020800000000000001 0.56 AML other m 2023-08-28T08:29:33.42
OX.VARN.HNE. ML:1.5 0.000254 0.3 AML other m 2023-08-28T08:29:34.34
OX.VARN.HHE. ML:1.5 0.0002685 0.32 AML other m 2023-08-28T08:29:34.34
OX.MLN.HHE. ML:1.0 0.000060899999999999996 1.1 AML other m 2023-08-28T08:29:34.71
OX.MLN.HHN. ML:0.8 0.0000471 0.7 AML other m 2023-08-28T08:29:35.41
IV.STAL.HHE. ML:1.2 0.00006535 0.36 AML other m 2023-08-28T08:29:38.08
IV.STAL.HHN. ML:1.2 0.0000702 1.32 AML other m 2023-08-28T08:29:38.30
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