Earthquake with magnitude of ML 0.5 on date 12-05-2023 and time 19:33:12 (Italy) in region 4 km S Ala (TN)

A magnitude ML 0.5 earthquake occured in region: 4 km S Ala (TN), on

  • 12-05-2023 17:33:12 (UTC)
  • 12-05-2023 19:33:12 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 45.7260, 11.0020 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
Ala TN 4 8913 8913
Avio TN 5 4133 13046
Erbezzo VR 9 740 13786
Vallarsa TN 11 1395 15181
Brentonico TN 11 4015 19196
Brentino Belluno VR 11 1395 20591
Sant'Anna d'Alfaedo VR 12 2553 23144
Bosco Chiesanuova VR 12 3600 26744
Ferrara di Monte Baldo VR 13 226 26970
Mori TN 14 9678 36648
Velo Veronese VR 15 770 37418
Roverè Veronese VR 16 2115 39533
Malcesine VR 16 3736 43269
Selva di Progno VR 17 933 44202
Trambileno TN 17 1452 45654
Cerro Veronese VR 17 2471 48125
Recoaro Terme VI 18 6453 54578
Isera TN 18 2735 57313
Dolcè VR 18 2625 59938
Rovereto TN 18 39289 99227
Brenzone sul Garda VR 18 2474 101701
Nago-Torbole TN 19 2867 104568
Limone sul Garda BS 19 1181 105749
Ronzo-Chienis TN 19 976 106725
San Mauro di Saline VR 20 582 107307
Tremosine sul Garda BS 20 2100 109407

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km N of Verona (258765 inhabitants)
39 Km S of Trento (117317 inhabitants)
47 Km W of Vicenza (112953 inhabitants)
64 Km E of Brescia (196480 inhabitants)
77 Km W of Padova (210401 inhabitants)
90 Km SW of Bolzano (106441 inhabitants)
95 Km NW of Rovigo (51867 inhabitants)
97 Km W 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 0.5 2023-05-12
17:33:12
45.726 11.0025 8 2023-05-12
17:53:31
Sala Sismica INGV-Roma 117297841
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-12 17:33:12 ± 0.45
Latitude 45.7260 ± 0.0108
Longitude 11.0025 ± 0.0142
Depth (km) 8 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117297841

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1337
Semi-minor axis of confidence ellipse (meter) 607
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 43
Circular confidence region, given by single value of horizontal uncertainty (meter) 1340.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 131
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.09263
Epicentral distance of station farthest from the epicenter (degree) 0.26530
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 117297841
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-12 17:53:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MAGA.HHZ. 2023-05-12T17:33:22.57 0.3 undecidable manual S 281 29.4483 104 -0.89 57
SI.LUSI.HHZ. 2023-05-12T17:33:21.74 0.6 undecidable manual S 350 26.2515 106 -0.67 42
OX.MARN.HHZ. 2023-05-12T17:33:19.43 0.3 undecidable manual S 121 18.7701 112 -0.51 68
SI.LUSI.HHZ. 2023-05-12T17:33:18.35 0.3 negative manual P 350 26.2515 106 -0.04 74
IV.MAGA.HHZ. 2023-05-12T17:33:18.88 1.0 undecidable manual P 281 29.4483 104 -0.12 24
ST.VARA.EHE. 2023-05-12T17:33:18.72 0.6 undecidable manual S 324 13.7751 118 0.36 47
IV.ROVR.HHZ. 2023-05-12T17:33:17.15 0.3 undecidable manual S 148 10.2786 126 -0.19 74
IV.MBAL.HNE. 2023-05-12T17:33:17.52 1.0 undecidable manual S 254 11.5773 123 -0.17 25
OX.MARN.HHZ. 2023-05-12T17:33:17.04 0.1 undecidable manual P 121 18.7701 112 0.07 100
ST.VARA.EHE. 2023-05-12T17:33:16.57 0.1 undecidable manual P 324 13.7751 118 0.51 92
IV.ROVR.HHZ. 2023-05-12T17:33:15.85 0.1 undecidable manual P 148 10.2786 126 0.38 95
IV.MBAL.HNE. 2023-05-12T17:33:15.99 0.1 undecidable manual P 254 11.5773 123 0.31 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
OX.MARN.HHE. ML:0.4 0.000021570100000000002 0.2048 AML other m 2023-05-12T17:33:20.44
OX.MARN.HHN. ML:0.5 0.000024887550000000002 0.1408 AML other m 2023-05-12T17:33:19.85
SI.LUSI.HHE. ML:0.2 0.000011841205 0.1408 AML other m 2023-05-12T17:33:21.95
SI.LUSI.HHN. ML:0.5 0.000021775235 0.1664 AML other m 2023-05-12T17:33:21.96
IV.MAGA.HHE. ML:0.9 0.000039303005 0.7424 AML other m 2023-05-12T17:33:23.74
IV.MAGA.HHN. ML:0.6 0.000020834874999999998 0.32 AML other m 2023-05-12T17:33:23.05
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