Earthquake with magnitude of ML 1.1 on date 15-09-2021 and time 03:51:11 (Italy) in region 3 km SE Ala (TN)

A magnitude ML 1.1 earthquake occured in region: 3 km SE Ala (TN), on

  • 15-09-2021 01:51:11 (UTC)
  • 15-09-2021 03:51:11 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 45.7340, 11.0220 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 3 8913 8913
Avio TN 6 4133 13046
Vallarsa TN 9 1395 14441
Erbezzo VR 10 740 15181
Brentonico TN 11 4015 19196
Bosco Chiesanuova VR 12 3600 22796
Sant'Anna d'Alfaedo VR 13 2553 25349
Brentino Belluno VR 13 1395 26744
Mori TN 14 9678 36422
Ferrara di Monte Baldo VR 14 226 36648
Velo Veronese VR 15 770 37418
Trambileno TN 16 1452 38870
Roverè Veronese VR 16 2115 40985
Selva di Progno VR 16 933 41918
Recoaro Terme VI 16 6453 48371
Malcesine VR 17 3736 52107
Isera TN 17 2735 54842
Rovereto TN 17 39289 94131
Cerro Veronese VR 18 2471 96602
Ronzo-Chienis TN 18 976 97578
Valli del Pasubio VI 19 3242 100820
Nago-Torbole TN 19 2867 103687
Terragnolo TN 19 716 104403
Dolcè VR 20 2625 107028
Posina VI 20 566 107594
Limone sul Garda BS 20 1181 108775
Brenzone sul Garda VR 20 2474 111249
Nogaredo TN 20 2065 113314
San Mauro di Saline VR 20 582 113896

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km N of Verona (258765 inhabitants)
38 Km S of Trento (117317 inhabitants)
46 Km W of Vicenza (112953 inhabitants)
66 Km E of Brescia (196480 inhabitants)
76 Km W of Padova (210401 inhabitants)
89 Km SW of Bolzano (106441 inhabitants)
95 Km NW of Rovigo (51867 inhabitants)
95 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 1.1 2021-09-15
01:51:11
45.7338 11.0223 8 2021-09-15
02:01:54
Sala Sismica INGV-Roma 95440101
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-09-15 01:51:11 ± 0.1
Latitude 45.7338 ± 0.0063
Longitude 11.0223 ± 0.0077
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 95440101

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 592
Semi-minor axis of confidence ellipse (meter) 419
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 334
Circular confidence region, given by single value of horizontal uncertainty (meter) 590.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 90
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.34
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.65920
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 15
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 95440101
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-09-15 02:01:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.GRAM.HHZ. 2021-09-15T01:51:35.13 3.0 positive manual P -0.65 0
ST.ZIAN.EHZ. 2021-09-15T01:51:25.52 0.3 undecidable manual P 35 73.1712 50 0.49 84
IV.CTI.HHZ. 2021-09-15T01:51:23.16 0.3 undecidable manual P 54 59.6958 50 0.21 91
IV.MAGA.HHZ. 2021-09-15T01:51:22.25 0.6 undecidable manual S 279 30.8469 104 -0.72 55
IV.MABI.HHZ. 2021-09-15T01:51:21.46 0.3 undecidable manual P 312 53.0025 50 -0.46 88
ST.PANI.EHZ. 2021-09-15T01:51:20.91 0.3 undecidable manual P 34 42.5241 50 0.61 85
IV.ZEN8.EHZ. 2021-09-15T01:51:20.32 0.6 undecidable manual S 245 24.8529 108 -0.68 57
IV.TREG.EHZ. 2021-09-15T01:51:20.64 0.6 undecidable manual S 155 25.752 107 -0.63 58
SI.LUSI.HHZ. 2021-09-15T01:51:20.58 0.6 undecidable manual S 346 25.752 107 -0.7 56
ST.DOSS.HHZ. 2021-09-15T01:51:19.09 0.6 undecidable manual S 38 20.7681 111 -0.55 60
ST.RONC.EHZ. 2021-09-15T01:51:19.75 0.3 undecidable manual P 312 41.2254 50 -0.35 92
ST.GAGG.HHZ. 2021-09-15T01:51:19.46 0.3 undecidable manual P 353 39.1275 50 -0.31 93
IV.MAGA.HHZ. 2021-09-15T01:51:18.23 0.3 undecidable manual P 279 30.8469 104 -0.07 99
OX.BALD.HNZ. 2021-09-15T01:51:18.70 0.6 undecidable manual S 250 16.7721 115 0.34 64
OX.MARN.HHZ. 2021-09-15T01:51:18.41 0.6 undecidable manual S 126 18.0708 114 -0.35 64
IV.TREG.EHZ. 2021-09-15T01:51:17.24 0.3 undecidable manual P 155 25.752 107 -0.08 100
SI.LUSI.HHZ. 2021-09-15T01:51:17.24 0.3 undecidable manual P 346 25.752 107 -0.09 100
IV.MBAL.EHZ. 2021-09-15T01:51:17.62 0.6 undecidable manual S 252 13.2756 121 0.32 65
ST.VARA.EHZ. 2021-09-15T01:51:17.83 0.6 undecidable manual S 316 14.0748 119 0.28 65
IV.ZEN8.EHZ. 2021-09-15T01:51:17.07 0.3 undecidable manual P 245 24.8529 108 -0.09 100
OX.BALD.HNZ. 2021-09-15T01:51:16.12 0.3 undecidable manual P 250 16.7721 115 0.48 93
OX.MARN.HHZ. 2021-09-15T01:51:16.10 0.3 undecidable manual P 126 18.0708 114 0.23 98
ST.DOSS.HHZ. 2021-09-15T01:51:16.49 0.3 undecidable manual P 38 20.7681 111 0.11 100
ST.VARA.EHZ. 2021-09-15T01:51:15.73 0.3 undecidable manual P 316 14.0748 119 0.56 91
IV.MBAL.EHZ. 2021-09-15T01:51:15.49 0.3 undecidable manual P 252 13.2756 121 0.46 94
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MBAL.EHN. ML:1.3 0.0002245 0.14 AML other m 2021-09-15T01:51:17.75
IV.MBAL.HNE. ML:1.4 0.0002605 0.12 AML other m 2021-09-15T01:51:17.75
IV.MBAL.HNN. ML:1.4 0.0003215 0.08 AML other m 2021-09-15T01:51:17.88
IV.MBAL.EHE. ML:1.4 0.0003025 1.28 AML other m 2021-09-15T01:51:17.88
ST.VARA.HNN. ML:1.7 0.0005515 0.1 AML other m 2021-09-15T01:51:18.14
ST.VARA.HNE. ML:1.6 0.00041000000000000005 0.24 AML other m 2021-09-15T01:51:18.49
OX.MARN.HHN. ML:1.4 0.0002 0.1 AML other m 2021-09-15T01:51:18.75
OX.MARN.HHE. ML:1.1 0.00010499999999999999 0.08 AML other m 2021-09-15T01:51:18.86
ST.DOSS.HHN. ML:0.9 0.000054449999999999995 0.46 AML other m 2021-09-15T01:51:19.36
ST.DOSS.HHE. ML:0.8 0.00004865 0.62 AML other m 2021-09-15T01:51:19.76
IV.TREG.EHN. ML:1.0 0.00005665000000000001 0.52 AML other m 2021-09-15T01:51:21.70
IV.TREG.EHE. ML:0.9 0.000045700000000000006 0.24 AML other m 2021-09-15T01:51:21.73
SI.LUSI.HHE. ML:0.9 0.0000461 0.34 AML other m 2021-09-15T01:51:21.96
SI.LUSI.HHN. ML:1.2 0.0000857 0.6 AML other m 2021-09-15T01:51:22.71
IV.MABI.HHE. ML:0.3 0.00000536 0.68 AML other m 2021-09-15T01:51:30.79
IV.MABI.HHN. ML:0.3 0.000005585 0.06 AML other m 2021-09-15T01:51:30.87
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