Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.9 on date 04-10-2023 and time 15:32:44 (UTC) in region 6 km SW Vermiglio (TN)

A magnitude ML 0.9 earthquake occured in region: 6 km SW Vermiglio (TN), on

  • 04-10-2023 15:32:44 (UTC)
  • 04-10-2023 17:32:44 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.2510, 10.6630 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
Vermiglio TN 6 1882 1882
Ossana TN 9 858 2740
Pellizzano TN 10 794 3534
Ponte di Legno BS 12 1729 5263
Peio TN 12 1860 7123
Carisolo TN 12 978 8101
Pinzolo TN 13 3118 11219
Mezzana TN 13 895 12114
Giustino TN 14 751 12865
Massimeno TN 15 127 12992
Temù BS 15 1105 14097
Caderzone Terme TN 15 661 14758
Commezzadura TN 16 995 15753
Strembo TN 16 558 16311
Bocenago TN 17 389 16700
Vione BS 17 691 17391
Spiazzo TN 17 1265 18656
Dimaro Folgarida TN 18 2208 20864
Pelugo TN 19 392 21256
Porte di Rendena TN 20 1796 23052

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km W of Trento (117317 inhabitants)
60 Km W of Bolzano (106441 inhabitants)
86 Km NE of Brescia (196480 inhabitants)
94 Km N of Verona (258765 inhabitants)
99 Km NE of Bergamo (119381 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 0.9 2023-10-04
15:32:44		 46.2513 10.6633 10 2023-10-04
15:43:50		 Sala Sismica INGV-Roma 121753121
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-10-04 15:32:44 ± 0.11
Latitude 46.2513 ± 0.0045
Longitude 10.6633 ± 0.0104
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 121753121

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 784
Semi-minor axis of confidence ellipse (meter) 254
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 267
Circular confidence region, given by single value of horizontal uncertainty (meter) 780.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 82
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.17537
Epicentral distance of station farthest from the epicenter (degree) 0.47035
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 121753121
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-10-04 15:43:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
CH.BERNI.HHZ. 2023-10-04T15:33:01.39 0.6 undecidable manual S 290 52.2033 50 -0.06 50
CH.FUORN.HHZ. 2023-10-04T15:33:00.80 0.6 undecidable manual S 323 51.1155 50 -0.34 47
SI.MOSI.HHZ. 2023-10-04T15:32:58.59 0.6 undecidable manual S 348 41.4252 50 0.03 51
SI.LUSI.HHZ. 2023-10-04T15:32:57.92 0.6 undecidable manual S 146 38.9277 50 0.03 52
ST.OZOL.EHE. 2023-10-04T15:32:56.37 3.0 undecidable manual S 60 34.2435 50 -0.28 0
ST.GAGG.HHZ. 2023-10-04T15:32:55.01 0.3 undecidable manual S 129 29.3484 50 -0.33 74
ST.RONC.EHZ. 2023-10-04T15:32:55.33 0.3 undecidable manual S 186 30.2475 50 -0.25 75
CH.BERNI.HHZ. 2023-10-04T15:32:54.40 1.0 undecidable manual P 290 52.2033 50 0.02 25
CH.FUORN.HHZ. 2023-10-04T15:32:54.69 1.0 undecidable manual P 323 51.1155 50 0.49 23
IV.MABI.HHZ. 2023-10-04T15:32:53.55 0.1 undecidable manual S 208 24.6531 111 -0.35 99
SI.MOSI.HHZ. 2023-10-04T15:32:53.09 0.6 undecidable manual P 348 41.4252 50 0.37 48
SI.LUSI.HHZ. 2023-10-04T15:32:52.69 0.6 undecidable manual P 146 38.9277 50 0.36 48
ST.GAGG.HHZ. 2023-10-04T15:32:51.11 0.6 undecidable manual P 129 29.3484 50 0.25 50
ST.RONC.EHZ. 2023-10-04T15:32:51.52 1.0 undecidable manual P 186 30.2475 50 0.53 24
ST.CARE.EHZ. 2023-10-04T15:32:51.62 0.3 undecidable manual S 7 19.4694 116 -0.63 69
ST.OZOL.EHE. 2023-10-04T15:32:51.30 1.0 undecidable manual P 60 34.2435 50 -0.31 25
IV.MABI.HHZ. 2023-10-04T15:32:50.42 0.1 undecidable manual P 208 24.6531 111 0.4 98
ST.CARE.EHZ. 2023-10-04T15:32:49.42 0.1 undecidable manual P 7 19.4694 116 0.35 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
ST.CARE.EHE. ML:0.8 0.00004685 0.3 AML other m 2023-10-04T15:32:51.82
ST.CARE.EHN. ML:0.9 0.00006720000000000001 0.1 AML other m 2023-10-04T15:32:51.91
IV.MABI.HHE. ML:1.4 0.000168 0.08 AML other m 2023-10-04T15:32:53.68
IV.MABI.HHN. ML:1.5 0.000175 0.08 AML other m 2023-10-04T15:32:53.65
ST.GAGG.HHN. ML:0.8 0.000036400000000000004 0.38 AML other m 2023-10-04T15:32:55.36
ST.GAGG.HHE. ML:0.8 0.00003115 0.56 AML other m 2023-10-04T15:32:55.16
IV.BRMO.HHN. ML:0.8 0.0000302 0.5 AML other m 2023-10-04T15:32:55.35
IV.BRMO.HHE. ML:0.8 0.000028899999999999998 0.72 AML other m 2023-10-04T15:32:55.61
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