Earthquake with magnitude of ML 1.3 on date 09-12-2022 and time 17:55:19 (Italy) in region Confine Italia Svizzera (SVIZZERA)

A magnitude ML 1.3 earthquake occured in region: Confine Italia Svizzera (SVIZZERA), on

  • 09-12-2022 16:55:19 (UTC)
  • 09-12-2022 17:55:19 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.0180, 7.5490 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
Valtournenche AO 17 2277 2277
Bionaz AO 19 236 2513

Municipalities with at least 50000 inhabitants

No Italian municipalities within 100 km from the epicenter with at least 50000 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 1.3 2022-12-09
16:55:19
46.0183 7.5493 10 2022-12-09
17:10:06
Sala Sismica INGV-Roma 112670971
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-12-09 16:55:19 ± 0.15
Latitude 46.0183 ± 0.0171
Longitude 7.5493 ± 0.0117
Depth (km) 10 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 112670971

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1894
Semi-minor axis of confidence ellipse (meter) 742
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 342
Circular confidence region, given by single value of horizontal uncertainty (meter) 1890.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 141
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.11601
Epicentral distance of station farthest from the epicenter (degree) 0.62953
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 112670971
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-12-09 17:10:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.LSD.HHZ. 2022-12-09T16:55:40.58 0.3 undecidable manual S 208 69.8745 50 -0.34 65
GU.CIRO.HHZ. 2022-12-09T16:55:34.01 0.6 undecidable manual S 178 46.2204 50 -0.6 42
IV.MRGE.HHZ. 2022-12-09T16:55:34.37 0.6 undecidable manual S 234 46.7199 50 -0.37 45
GU.LSD.HHZ. 2022-12-09T16:55:32.45 0.6 negative manual P 208 69.8745 50 0.52 42
GU.REMY.HHZ. 2022-12-09T16:55:32.14 0.6 undecidable manual S 237 36.3414 50 0.17 48
CH.MMK.HHZ. 2022-12-09T16:55:30.28 0.6 undecidable manual S 83 32.1456 50 -0.56 44
GU.TRAV.HHZ. 2022-12-09T16:55:30.40 0.6 undecidable manual P 165 58.1973 50 0.26 45
GU.SATI.HHZ. 2022-12-09T16:55:29.58 0.6 undecidable manual S 123 29.2485 50 -0.51 45
IV.MRGE.HHZ. 2022-12-09T16:55:28.64 0.6 undecidable manual P 234 46.7199 50 0.27 46
GU.CIRO.HHZ. 2022-12-09T16:55:28.45 0.1 undecidable manual P 178 46.2204 50 0.16 95
GU.REMY.HHZ. 2022-12-09T16:55:27.02 0.1 undecidable manual P 237 36.3414 50 0.25 94
CH.MMK.HHZ. 2022-12-09T16:55:26.34 0.1 undecidable manual P 83 32.1456 50 0.22 96
GU.SATI.HHZ. 2022-12-09T16:55:25.99 0.3 negative manual P 123 29.2485 50 0.31 71
CH.DIX.HHZ. 2022-12-09T16:55:24.80 0.3 undecidable manual S 302 12.876 129 -0.6 67
CH.DIX.HHZ. 2022-12-09T16:55:23.15 0.1 negative manual P 302 12.876 129 0.17 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
CH.DIX.HHE. ML:1.8 0.000633 1.3 AML other m 2022-12-09T16:55:25.85
CH.DIX.HHN. ML:1.7 0.000588 0.52 AML other m 2022-12-09T16:55:25.28
GU.SATI.HNN. ML:1.2 0.00008180000000000001 1.44 AML other m 2022-12-09T16:55:29.25
GU.SATI.HHN. ML:1.2 0.0000764 1.44 AML other m 2022-12-09T16:55:29.25
GU.SATI.HHE. ML:1.2 0.00008690000000000001 0.12 AML other m 2022-12-09T16:55:30.17
GU.SATI.HNE. ML:1.3 0.00010485 0.66 AML other m 2022-12-09T16:55:32.40
IV.MRGE.HHE. ML:1.0 0.00002785 0.56 AML other m 2022-12-09T16:55:35.47
IV.MRGE.HHN. ML:1.2 0.0000463 1.16 AML other m 2022-12-09T16:55:35.34
GU.TRAV.HHE. ML:1.2 0.0000366 0.74 AML other m 2022-12-09T16:55:43.59
GU.TRAV.HHN. ML:1.1 0.000027499999999999998 0.8 AML other m 2022-12-09T16:55:46.27
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