Earthquake with magnitude of ML 0.8 on date 23-07-2021 and time 20:31:17 (Italy) in region 1 km SE Calliano (TN)

A magnitude ML 0.8 earthquake occured in region: 1 km SE Calliano (TN), on

  • 23-07-2021 18:31:17 (UTC)
  • 23-07-2021 20:31:17 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 45.9280, 11.0990 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
Calliano TN 1 1807 1807
Nomi TN 2 1398 3205
Besenello TN 2 2654 5859
Volano TN 3 3169 9028
Pomarolo TN 4 2452 11480
Villa Lagarina TN 5 3778 15258
Aldeno TN 6 3059 18317
Folgaria TN 6 3191 21508
Nogaredo TN 6 2065 23573
Cimone TN 6 728 24301
Rovereto TN 6 39289 63590
Trambileno TN 7 1452 65042
Terragnolo TN 7 716 65758
Isera TN 8 2735 68493
Garniga Terme TN 9 388 68881
Altopiano della Vigolana TN 12 4942 73823
Ronzo-Chienis TN 12 976 74799
Cavedine TN 12 2987 77786
Mori TN 13 9678 87464
Drena TN 13 570 88034
Lastebasse VI 13 208 88242
Lavarone TN 13 1138 89380
Madruzzo TN 14 2884 92264
Calceranica al Lago TN 14 1387 93651
Caldonazzo TN 15 3631 97282
Dro TN 15 4944 102226
Trento TN 16 117317 219543
Vallarsa TN 16 1395 220938
Pedemonte VI 16 774 221712
Tenna TN 16 993 222705
Brentonico TN 16 4015 226720
Arco TN 16 17526 244246
Luserna TN 18 276 244522
Laghi VI 18 133 244655
Nago-Torbole TN 18 2867 247522
Vallelaghi TN 18 5044 252566
Levico Terme TN 18 7915 260481
Pergine Valsugana TN 19 21280 281761
Vignola-Falesina TN 19 162 281923
Civezzano TN 19 4002 285925
Posina VI 20 566 286491

Municipalities with at least 50000 inhabitants

An earthquake occurred to
16 Km S of Trento (117317 inhabitants)
55 Km NW of Vicenza (112953 inhabitants)
55 Km N of Verona (258765 inhabitants)
67 Km SW of Bolzano (106441 inhabitants)
81 Km NE of Brescia (196480 inhabitants)
84 Km NW of Padova (210401 inhabitants)
94 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 0.8 2021-07-23
18:31:17
45.9278 11.0987 11 2021-07-23
18:40:41
Sala Sismica INGV-Roma 93116471
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-07-23 18:31:17 ± 0.12
Latitude 45.9278 ± 0.0036
Longitude 11.0987 ± 0.0091
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 93116471

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 760
Semi-minor axis of confidence ellipse (meter) 310
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 293
Circular confidence region, given by single value of horizontal uncertainty (meter) 760.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 85
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 16
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) 0.40110
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 8
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 15
Type of magnitude ML
Reference to an origin 93116471
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-07-23 18:40:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VENL.EHZ. 2021-07-23T18:31:37.85 3.0 negative manual P 0.14 0
IV.CTI.HHZ. 2021-07-23T18:31:30.98 0.6 undecidable manual S 72 44.5221 90 -0.77 41
OX.MARN.HHZ. 2021-07-23T18:31:28.13 0.3 undecidable manual S 165 33.3444 90 -0.62 63
IV.ROVR.HHZ. 2021-07-23T18:31:27.66 0.3 undecidable manual S 184 31.2465 90 -0.55 65
ST.PANI.EHZ. 2021-07-23T18:31:25.29 0.3 undecidable manual S 53 22.6551 90 -0.62 68
IV.CTI.HHZ. 2021-07-23T18:31:25.99 0.1 undecidable manual P 72 44.5221 90 0.31 91
ST.GAGG.HHZ. 2021-07-23T18:31:25.00 0.1 undecidable manual S 328 20.3685 90 -0.3 100
OX.MARN.HHZ. 2021-07-23T18:31:24.21 0.3 undecidable manual P 165 33.3444 90 0.25 71
ST.VARA.EHZ. 2021-07-23T18:31:24.60 0.3 undecidable manual S 234 19.2696 90 -0.41 71
IV.ROVR.HHZ. 2021-07-23T18:31:23.76 0.1 undecidable manual P 184 31.2465 90 0.12 98
ST.VARA.EHZ. 2021-07-23T18:31:22.08 0.3 undecidable manual P 234 19.2696 90 0.28 72
ST.DOSS.HHZ. 2021-07-23T18:31:22.01 0.6 undecidable manual S 127 8.6802 127 -0.28 49
ST.GAGG.HHZ. 2021-07-23T18:31:22.20 0.1 undecidable manual P 328 20.3685 90 0.24 95
SI.LUSI.HHZ. 2021-07-23T18:31:22.70 0.6 undecidable manual S 286 12.4764 104 -0.49 48
ST.PANI.EHZ. 2021-07-23T18:31:22.54 0.1 undecidable manual P 53 22.6551 90 0.22 96
SI.LUSI.HHZ. 2021-07-23T18:31:21.01 0.3 undecidable manual P 286 12.4764 104 0.26 72
ST.DOSS.HHZ. 2021-07-23T18:31:20.55 0.1 undecidable manual P 127 8.6802 127 0.32 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
ST.DOSS.HHE. ML:1.2 0.0002045 0.08 AML other m 2021-07-23T18:31:22.20
ST.DOSS.HHN. ML:0.8 0.00008725237499999999 0.1792 AML other m 2021-07-23T18:31:22.70
SI.LUSI.HHN. ML:0.9 0.00007735077 0.1536 AML other m 2021-07-23T18:31:23.03
SI.LUSI.HHE. ML:0.5 0.00003681681 0.0896 AML other m 2021-07-23T18:31:23.49
ST.GAGG.HHE. ML:0.6 0.000030865690000000004 0.0896 AML other m 2021-07-23T18:31:25.22
ST.GAGG.HHN. ML:0.6 0.000025781645 0.0896 AML other m 2021-07-23T18:31:25.40
OX.MARN.HHN. ML:0.8 0.000029304684999999996 0.1024 AML other m 2021-07-23T18:31:29.27
IV.CTI.HHN. ML:0.7 0.00001486154 0.3328 AML other m 2021-07-23T18:31:31.48
IV.CTI.HHE. ML:0.7 0.000017281945 0.1152 AML other m 2021-07-23T18:31:33.09
ST.DOSS.HNE. ML:0.8 0.00008964211999999999 0.1536 AML other m 2021-07-23T18:31:22.37
ST.DOSS.HNN. ML:1.2 0.00017957679999999998 0.0768 AML other m 2021-07-23T18:31:22.21
ST.VARA.EHE. ML:1.0 0.000075835995 0.1024 AML other m 2021-07-23T18:31:25.51
ST.PANI.EHE. ML:0.5 0.00002168608 0.1408 AML other m 2021-07-23T18:31:25.80
ST.PANI.EHN. ML:0.7 0.000032465460350000004 0.3712 AML other m 2021-07-23T18:31:25.75
IV.ROVR.HHN. ML:0.6 0.00002013935 0.128 AML other m 2021-07-23T18:31:28.44
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