Earthquake with magnitude of ML 0.8 on date 08-12-2022 and time 23:23:11 (Italy) in region 7 km S Livigno (SO)

A magnitude ML 0.8 earthquake occured in region: 7 km S Livigno (SO), on

  • 08-12-2022 22:23:11 (UTC)
  • 08-12-2022 23:23:11 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.4800, 10.1230 at 10 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
Livigno SO 7 6389 6389
Valdidentro SO 13 4125 10514
Valdisotto SO 19 3556 14070
Bormio SO 20 4121 18191

Municipalities with at least 50000 inhabitants

An earthquake occurred to
89 Km W of Trento (117317 inhabitants)
94 Km NE of Bergamo (119381 inhabitants)
95 Km W of Bolzano (106441 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 2022-12-08
22:23:11
46.4805 10.123 10 2022-12-08
22:43:39
Sala Sismica INGV-Roma 112640711
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-12-08 22:23:11 ± 0.09
Latitude 46.4805 ± 0.0054
Longitude 10.1230 ± 0.0065
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 112640711

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 551
Semi-minor axis of confidence ellipse (meter) 439
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 171
Circular confidence region, given by single value of horizontal uncertainty (meter) 550.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 105
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.09623
Epicentral distance of station farthest from the epicenter (degree) 0.50362
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:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 2
Type of magnitude ML
Reference to an origin 112640711
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-12-08 22:43:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MABI.HHZ. 2022-12-08T22:23:29.70 0.3 undecidable manual S 147 55.8996 50 0.21 67
ST.CARE.EHZ. 2022-12-08T22:23:26.02 0.1 undecidable manual S 98 44.1225 50 -0.31 90
CH.DAVOX.HHZ. 2022-12-08T22:23:24.60 0.3 undecidable manual S 331 38.1285 50 -0.13 71
IV.MABI.HHZ. 2022-12-08T22:23:22.20 0.6 undecidable manual P 147 55.8996 50 0.17 45
ST.CARE.EHZ. 2022-12-08T22:23:20.77 1.0 negative manual P 98 44.1225 50 0.56 21
CH.DAVOX.HHZ. 2022-12-08T22:23:19.22 0.1 undecidable manual P 331 38.1285 50 -0.07 96
CH.FUORN.HHZ. 2022-12-08T22:23:19.44 0.3 undecidable manual S 35 18.87 118 0.19 72
IV.BRMO.HHZ. 2022-12-08T22:23:19.05 0.1 undecidable manual S 91 19.0698 118 -0.26 95
SI.MOSI.HHZ. 2022-12-08T22:23:18.97 0.6 undecidable manual P 65 35.8419 50 0.03 48
CH.BERNI.HHZ. 2022-12-08T22:23:16.58 0.1 undecidable manual S 226 10.6782 133 -0.33 95
CH.FUORN.HHZ. 2022-12-08T22:23:16.14 0.1 undecidable manual P 35 18.87 118 0.02 100
IV.BRMO.HHZ. 2022-12-08T22:23:16.55 0.6 undecidable manual P 91 19.0698 118 0.39 46
CH.BERNI.HHZ. 2022-12-08T22:23:15.07 0.1 positive manual P 226 10.6782 133 0.3 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
CH.BERNI.HHE. ML:0.9 0.00009329999999999999 0.26 AML other m 2022-12-08T22:23:16.63
CH.BERNI.HHN. ML:0.6 0.00005075 0.38 AML other m 2022-12-08T22:23:16.94
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