Earthquake with magnitude of ML 1.2 on date 27-11-2023 and time 20:33:45 (Italy) in region 1 km NE Ala (TN)

A magnitude ML 1.2 earthquake occured in region: 1 km NE Ala (TN), on

  • 27-11-2023 19:33:45 (UTC)
  • 27-11-2023 20:33:45 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 45.7610, 11.0130 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Ala TN 1 8913 8913
Avio TN 6 4133 13046
Brentonico TN 8 4015 17061
Vallarsa TN 9 1395 18456
Mori TN 11 9678 28134
Trambileno TN 13 1452 29586
Erbezzo VR 13 740 30326
Isera TN 14 2735 33061
Rovereto TN 14 39289 72350
Brentino Belluno VR 15 1395 73745
Ronzo-Chienis TN 15 976 74721
Bosco Chiesanuova VR 15 3600 78321
Ferrara di Monte Baldo VR 16 226 78547
Sant'Anna d'Alfaedo VR 16 2553 81100
Malcesine VR 16 3736 84836
Nago-Torbole TN 16 2867 87703
Nogaredo TN 17 2065 89768
Terragnolo TN 17 716 90484
Villa Lagarina TN 17 3778 94262
Recoaro Terme VI 18 6453 100715
Volano TN 18 3169 103884
Limone sul Garda BS 18 1181 105065
Velo Veronese VR 18 770 105835
Pomarolo TN 19 2452 108287
Roverè Veronese VR 19 2115 110402
Selva di Progno VR 19 933 111335
Nomi TN 19 1398 112733
Riva del Garda TN 19 16926 129659
Valli del Pasubio VI 19 3242 132901
Posina VI 20 566 133467
Brenzone sul Garda VR 20 2474 135941

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km S of Trento (117317 inhabitants)
36 Km N of Verona (258765 inhabitants)
48 Km W of Vicenza (112953 inhabitants)
66 Km E of Brescia (196480 inhabitants)
78 Km W of Padova (210401 inhabitants)
86 Km SW of Bolzano (106441 inhabitants)
96 Km W of Treviso (83731 inhabitants)
98 Km NW of Rovigo (51867 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 1.2 2023-11-27
19:33:45
45.7613 11.0133 10 2023-11-27
19:53:33
Sala Sismica INGV-Roma 123499021
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-11-27 19:33:45 ± 0.12
Latitude 45.7613 ± 0.0063
Longitude 11.0133 ± 0.0116
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 123499021

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 804
Semi-minor axis of confidence ellipse (meter) 623
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 79
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) 113
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.37
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.98925
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 123499021
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-11-27 19:53:33
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
MN.TRI.HHZ. 2023-11-27T19:34:50.39 3.0 undecidable manual Sg 1.8 0
IV.MML1.EHZ. 2023-11-27T19:34:35.45 3.0 undecidable manual Pn -0.07 0
SI.ABSI.HHZ. 2023-11-27T19:34:04.72 0.1 undecidable manual P 12 109.8123 50 1.07 60
IV.APPI.EHZ. 2023-11-27T19:33:59.53 0.1 undecidable manual P 12 81.252 50 0.28 85
ST.ZIAN.EHZ. 2023-11-27T19:33:58.14 3.0 undecidable manual P -3.11 0
ST.GAGG.HHZ. 2023-11-27T19:33:56.89 0.6 undecidable manual S 353 36.0417 50 -0.55 43
IV.MAGA.HHZ. 2023-11-27T19:33:55.30 0.3 undecidable manual S 273 29.8479 50 -0.49 67
SI.LUSI.HHZ. 2023-11-27T19:33:53.27 0.3 undecidable manual S 346 22.6551 114 -0.56 66
ST.DOSS.HHZ. 2023-11-27T19:33:52.39 0.3 undecidable manual S 46 18.9699 119 -0.3 71
ST.GAGG.HHZ. 2023-11-27T19:33:52.20 0.1 undecidable manual P 353 36.0417 50 -0.06 97
OX.MARN.HHZ. 2023-11-27T19:33:52.64 0.3 undecidable manual S 132 20.4684 117 -0.52 68
ST.RONC.EHZ. 2023-11-27T19:33:52.61 1.0 negative manual P 309 38.7279 50 -0.08 24
IV.MAGA.HHZ. 2023-11-27T19:33:51.20 0.1 undecidable manual P 273 29.8479 50 -0.11 97
ST.VARA.EHZ. 2023-11-27T19:33:50.80 0.3 undecidable manual S 309 11.5773 132 0.23 73
IV.ROVR.HHZ. 2023-11-27T19:33:50.97 0.3 undecidable manual S 160 13.4754 127 -0.13 75
SI.LUSI.HHZ. 2023-11-27T19:33:50.15 0.1 negative manual P 346 22.6551 114 -0.04 100
OX.MARN.HHZ. 2023-11-27T19:33:49.92 0.1 undecidable manual P 132 20.4684 117 0.12 98
ST.DOSS.HHZ. 2023-11-27T19:33:49.58 0.1 undecidable manual P 46 18.9699 119 0.05 100
ST.VARA.EHZ. 2023-11-27T19:33:48.79 0.3 positive manual P 309 11.5773 132 0.49 69
IV.ROVR.HHZ. 2023-11-27T19:33:48.85 0.1 undecidable manual P 160 13.4754 127 0.25 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ROVR.HHE. ML:1.0 0.00011350000000000001 0.16 AML other m 2023-11-27T19:33:51.25
IV.ROVR.HHN. ML:1.2 0.0001785 0.62 AML other m 2023-11-27T19:33:51.61
SI.LUSI.HHE. ML:1.2 0.00009379999999999999 0.14 AML other m 2023-11-27T19:33:53.42
SI.LUSI.HHN. ML:1.4 0.00018099999999999998 0.42 AML other m 2023-11-27T19:33:53.50
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