Earthquake with magnitude of ML 1.2 on date 22-02-2021 and time 14:06:36 (Italy) in region 3 km N Ala (TN)

A magnitude ML 1.2 earthquake occured in region: 3 km N Ala (TN), on

  • 22-02-2021 13:06:36 (UTC)
  • 22-02-2021 14:06:36 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 45.7820, 10.9960 at 11 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 3 8913 8913
Brentonico TN 5 4015 12928
Avio TN 7 4133 17061
Mori TN 8 9678 26739
Vallarsa TN 10 1395 28134
Trambileno TN 12 1452 29586
Isera TN 12 2735 32321
Rovereto TN 12 39289 71610
Ronzo-Chienis TN 13 976 72586
Nago-Torbole TN 14 2867 75453
Malcesine VR 15 3736 79189
Nogaredo TN 15 2065 81254
Villa Lagarina TN 15 3778 85032
Erbezzo VR 16 740 85772
Volano TN 16 3169 88941
Brentino Belluno VR 16 1395 90336
Ferrara di Monte Baldo VR 16 226 90562
Limone sul Garda BS 16 1181 91743
Terragnolo TN 16 716 92459
Pomarolo TN 17 2452 94911
Riva del Garda TN 17 16926 111837
Sant'Anna d'Alfaedo VR 17 2553 114390
Nomi TN 18 1398 115788
Arco TN 18 17526 133314
Bosco Chiesanuova VR 18 3600 136914
Calliano TN 19 1807 138721
Tremosine sul Garda BS 19 2100 140821
Brenzone sul Garda VR 19 2474 143295
Recoaro Terme VI 20 6453 149748
Tenno TN 20 2069 151817

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km SW of Trento (117317 inhabitants)
38 Km N of Verona (258765 inhabitants)
50 Km NW of Vicenza (112953 inhabitants)
66 Km E of Brescia (196480 inhabitants)
80 Km NW of Padova (210401 inhabitants)
85 Km SW of Bolzano (106441 inhabitants)
98 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 1.2 2021-02-22
13:06:36
45.7818 10.996 11 2021-02-22
13:18:56
Sala Sismica INGV-Roma 87377951
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-02-22 13:06:36 ± 0.09
Latitude 45.7818 ± 0.0054
Longitude 10.9960 ± 0.0077
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 87377951

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 655
Semi-minor axis of confidence ellipse (meter) 478
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 320
Circular confidence region, given by single value of horizontal uncertainty (meter) 650.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 97
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.08184
Epicentral distance of station farthest from the epicenter (degree) 0.35703
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 87377951
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-02-22 13:18:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
ST.PANI.EHZ. 2021-02-22T13:06:49.59 0.3 undecidable manual S 41 39.627 50 0.23 70
IV.MAGA.HHZ. 2021-02-22T13:06:45.78 0.6 undecidable manual S 269 28.4493 50 -0.61 43
ST.PANI.EHZ. 2021-02-22T13:06:44.06 0.1 undecidable manual P 41 39.627 50 0.24 93
OX.MARN.HHE. 2021-02-22T13:06:44.74 0.3 undecidable manual S 134 23.0547 50 -0.2 72
ST.DOSS.HHZ. 2021-02-22T13:06:43.23 0.1 undecidable manual S 53 18.4704 120 -0.42 92
OX.BALD.HNZ. 2021-02-22T13:06:43.27 0.3 undecidable manual S 231 17.5713 121 -0.1 74
SI.LUSI.HHZ. 2021-02-22T13:06:43.82 0.1 undecidable manual S 348 20.1687 118 -0.33 94
IV.MAGA.HHZ. 2021-02-22T13:06:42.11 0.3 undecidable manual P 269 28.4493 50 0.01 74
OX.MARN.HHE. 2021-02-22T13:06:41.35 0.3 undecidable manual P 134 23.0547 50 0.09 74
ST.VARA.EHZ. 2021-02-22T13:06:41.24 0.1 undecidable manual S 303 9.0798 139 0.12 100
ST.DOSS.HHZ. 2021-02-22T13:06:40.72 0.1 undecidable manual P 53 18.4704 120 0.2 97
OX.BALD.HNZ. 2021-02-22T13:06:40.37 0.3 undecidable manual P 231 17.5713 121 0.01 76
SI.LUSI.HHZ. 2021-02-22T13:06:40.86 0.1 negative manual P 348 20.1687 118 0.05 100
ST.VARA.EHZ. 2021-02-22T13:06:39.45 0.1 undecidable manual P 303 9.0798 139 0.39 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
ST.VARA.HNN. ML:1.6 0.0005145 0.1 AML other m 2021-02-22T13:06:41.50
ST.VARA.EHE. ML:1.6 0.0005365 0.1 AML other m 2021-02-22T13:06:41.50
ST.VARA.EHN. ML:1.2 0.000183 1.16 AML other m 2021-02-22T13:06:41.02
ST.VARA.HNE. ML:1.3 0.0002375 0.6 AML other m 2021-02-22T13:06:42.78
SI.LUSI.HHE. ML:0.9 0.000059749999999999995 0.14 AML other m 2021-02-22T13:06:43.88
SI.LUSI.HHN. ML:1.0 0.00006975 1.38 AML other m 2021-02-22T13:06:44.08
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