Earthquake (quarry blast) with magnitude of ML 1.0 on date 21-09-2023 and time 10:31:23 (UTC) in region 1 km W Giovo (TN)

A magnitude ML 1.0 (quarry blast) earthquake occured in region: 1 km W Giovo (TN), on

  • 21-09-2023 10:31:23 (UTC)
  • 21-09-2023 12:31:23 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.1570, 11.1420 at 1 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

Event type: quarry blast.

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
Giovo TN 1 2513 2513
Nave San Rocco TN 3 1398 3911
Lavis TN 3 8915 12826
Zambana TN 4 1733 14559
San Michele all'Adige TN 4 3042 17601
Albiano TN 4 1514 19115
Faedo TN 4 616 19731
Fai della Paganella TN 6 894 20625
Lona-Lases TN 6 890 21515
Cembra Lisignago TN 7 2364 23879
Fornace TN 7 1355 25234
Mezzocorona TN 7 5446 30680
Mezzolombardo TN 7 7067 37747
Civezzano TN 8 4002 41749
Altavalle TN 8 1648 43397
Baselga di Pinè TN 9 5031 48428
Cavedago TN 9 517 48945
Trento TN 10 117317 166262
Spormaggiore TN 10 1289 167551
Segonzano TN 10 1505 169056
Andalo TN 11 1076 170132
Roverè della Luna TN 11 1636 171768
Salorno BZ 11 3758 175526
Sporminore TN 12 700 176226
Bedollo TN 13 1483 177709
Ton TN 13 1338 179047
Pergine Valsugana TN 13 21280 200327
Molveno TN 14 1134 201461
Sant'Orsola Terme TN 14 1098 202559
Campodenno TN 14 1500 204059
Cortina sulla strada del vino BZ 14 642 204701
Vallelaghi TN 14 5044 209745
Frassilongo TN 14 338 210083
Fierozzo TN 15 469 210552
Denno TN 15 1297 211849
Sover TN 15 838 212687
Magrè sulla strada del vino BZ 15 1279 213966
Vignola-Falesina TN 16 162 214128
Palù del Fersina TN 17 173 214301
Contà TN 17 1454 215755
Altopiano della Vigolana TN 17 4942 220697
Garniga Terme TN 17 388 221085
Tenna TN 19 993 222078
Valfloriana TN 19 504 222582
Cortaccia sulla strada del vino BZ 19 2225 224807
Calceranica al Lago TN 19 1387 226194
Madruzzo TN 19 2884 229078
Predaia TN 19 6655 235733
Capriana TN 19 588 236321

Municipalities with at least 50000 inhabitants

An earthquake occurred to
10 Km N of Trento (117317 inhabitants)
42 Km SW of Bolzano (106441 inhabitants)
75 Km NW of Vicenza (112953 inhabitants)
81 Km N of Verona (258765 inhabitants)
99 Km NE of Brescia (196480 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 1.0 2023-09-21
10:31:23
46.1573 11.1415 1 2023-09-21
10:42:50
Sala Sismica INGV-Roma 121309961
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-21 10:31:23 ± 0.31
Latitude 46.1573 ± 0.0225
Longitude 11.1415 ± 0.0299
Depth (km) 1 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type quarry blast
Origin ID 121309961

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2880
Semi-minor axis of confidence ellipse (meter) 1770
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 321
Circular confidence region, given by single value of horizontal uncertainty (meter) 2880.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 89
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.55
Epicentral distance of station closest to the epicenter (degree) 0.24102
Epicentral distance of station farthest from the epicenter (degree) 0.58366
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 121309961
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-09-21 10:42:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
SI.ABSI.HHZ. 2023-09-21T10:31:36.13 1.0 negative manual P 12 64.7907 50 -0.17 26
ST.VARA.EHZ. 2023-09-21T10:31:32.10 1.0 positive manual P 207 41.3253 91 0.22 26
ST.RONC.EHZ. 2023-09-21T10:31:32.96 0.1 undecidable manual P 244 44.5221 91 0.45 100
IV.CTI.HHZ. 2023-09-21T10:31:31.16 1.0 undecidable manual P 107 40.9257 91 -0.64 24
IV.MABI.HHZ. 2023-09-21T10:31:31.76 0.1 undecidable manual P 257 49.617 91 -1.77 51
SI.KOSI.HHZ. 2023-09-21T10:31:31.64 1.0 positive manual P 28 38.4282 91 0.34 26
ST.OZOL.EHZ. 2023-09-21T10:31:30.57 1.0 negative manual P 346 28.2495 92 1.32 18
ST.ZIAN.EHZ. 2023-09-21T10:31:30.51 0.6 negative manual P 68 34.9428 92 -0.09 55
ST.DOSS.HHZ. 2023-09-21T10:31:29.65 0.6 positive manual P 173 30.8469 92 -0.14 55
SI.LUSI.HHZ. 2023-09-21T10:31:29.48 0.3 positive manual P 215 26.751 92 0.53 76
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
SI.LUSI.HHN. ML:1.1 0.0000818 0.18 AML other m 2023-09-21T10:31:30.94
ST.DOSS.HHN. ML:1.0 0.00004915 0.48 AML other m 2023-09-21T10:31:31.31
SI.LUSI.HHE. ML:1.0 0.00005385 1.52 AML other m 2023-09-21T10:31:35.80
ST.DOSS.HHE. ML:0.8 0.00003585 0.42 AML other m 2023-09-21T10:31:36.77
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