Earthquake with magnitude of ML 0.5 on date 17-01-2021 and time 18:52:03 (Italy) in region Confine Italia Svizzera (SVIZZERA)

A magnitude ML 0.5 earthquake occured in region: Confine Italia Svizzera (SVIZZERA), on

  • 17-01-2021 17:52:03 (UTC)
  • 17-01-2021 18:52:03 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.6730, 10.1490 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
Livigno SO 15 6389 6389

Municipalities with at least 50000 inhabitants

An earthquake occurred to
94 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 0.5 2021-01-17
17:52:03
46.6728 10.149 11 2021-01-17
17:57:47
Sala Sismica INGV-Roma 86334331
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-01-17 17:52:03 ± 0.16
Latitude 46.6728 ± 0.0099
Longitude 10.1490 ± 0.0131
Depth (km) 11 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 86334331

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1152
Semi-minor axis of confidence ellipse (meter) 502
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 41
Circular confidence region, given by single value of horizontal uncertainty (meter) 1150.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 161
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) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.09443
Epicentral distance of station farthest from the epicenter (degree) 0.28059
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.4
Num. used stations 8
Type of magnitude ML
Reference to an origin 86334331
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-01-17 17:57:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
SI.MOSI.HHE. 2021-01-17T17:52:14.41 0.3 undecidable manual S 101 31.1466 90 -0.03 77
IV.BRMO.HHZ. 2021-01-17T17:52:13.34 0.3 undecidable manual S 142 27.6501 90 -0.17 75
CH.BERNI.HHZ. 2021-01-17T17:52:13.72 0.6 undecidable manual S 199 30.3474 90 -0.5 47
CH.DAVOX.HHZ. 2021-01-17T17:52:11.91 0.6 undecidable manual S 300 23.754 90 -0.55 46
CH.BERNI.HHZ. 2021-01-17T17:52:10.11 0.1 undecidable manual P 199 30.3474 90 0.35 95
SI.MOSI.HHE. 2021-01-17T17:52:09.76 0.1 undecidable manual P 101 31.1466 90 -0.12 100
CH.DAVOX.HHZ. 2021-01-17T17:52:09.02 0.3 negative manual P 300 23.754 90 0.28 74
IV.BRMO.HHZ. 2021-01-17T17:52:09.64 1.0 negative manual P 142 27.6501 90 0.29 24
CH.FUORN.HHZ. 2021-01-17T17:52:08.79 0.3 undecidable manual S 124 10.4784 117 -0.18 77
CH.FUORN.HHZ. 2021-01-17T17:52:07.27 0.6 negative manual P 124 10.4784 117 0.54 47
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
CH.FUORN.HHE. ML:0.2 0.000019200000000000003 0.4 AML other m 2021-01-17T17:52:09.41
CH.FUORN.HHN. ML:0.4 0.0000324 0.6 AML other m 2021-01-17T17:52:09.13
CH.DAVOX.HHE. ML:0.9 0.000049031175 0.32 AML other m 2021-01-17T17:52:12.21
CH.DAVOX.HHN. ML:1.1 0.00007843728999999999 0.2816 AML other m 2021-01-17T17:52:12.71
IV.BRMO.HHE. ML:0.0 0.00000402955275 0.2816 AML other m 2021-01-17T17:52:16.80
IV.BRMO.HHN. ML:0.0 0.000006393892 0.6016 AML other m 2021-01-17T17:52:23.44
CH.BERNI.HHE. ML:0.7 0.000024028095 0.3328 AML other m 2021-01-17T17:52:13.97
CH.BERNI.HHN. ML:0.5 0.000014143891999999998 0.0768 AML other m 2021-01-17T17:52:14.50
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download