Earthquake with magnitude of ML 1.8 on date 29-10-2020 and time 06:36:09 (UTC) in region Svizzera (SVIZZERA)

A magnitude ML 1.8 earthquake occured in region: Svizzera (SVIZZERA), on

  • 29-10-2020 06:36:09 (UTC)
  • 29-10-2020 07:36:09 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.9140, 9.1220 at 9 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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

No Italian municipalities within 20 km distance.

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
Bulletin
Rev1000
ML 1.8 2020-10-29
06:36:09
46.9137 9.1218 9 2021-02-26
14:56:05
Bollettino Sismico Italiano INGV 84693611
Reviewed
Rev100
ML 1.8 2020-10-29
06:36:09
46.9195 9.121 9 2020-10-29
07:06:18
Sala Sismica INGV-Roma 84230621
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-10-29 06:36:09 ± 0.24
Latitude 46.9137 ± 0.0180
Longitude 9.1218 ± 0.0118
Depth (km) 9 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 84693611

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1850
Semi-minor axis of confidence ellipse (meter) 935
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 360
Circular confidence region, given by single value of horizontal uncertainty (meter) 1850.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 147
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.69252
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 13
Type of magnitude ML
Reference to an origin 84693611
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-01-05 11:35:40

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 84230621
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-10-29 07:06:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FIR.HHZ. 2020-10-29T06:37:56.03 3.0 undecidable manual Sg 8.36 0
IV.SRES.HHZ. 2020-10-29T06:37:47.61 3.0 negative manual Pg 19.24 0
IV.BRSN.HNZ. 2020-10-29T06:37:46.04 3.0 undecidable manual Sn 1.79 0
IV.GIUL.HHZ. 2020-10-29T06:37:45.99 3.0 undecidable manual Pn 5.87 0
IV.FIR.HHZ. 2020-10-29T06:37:04.03 3.0 undecidable manual Pn 0.13 0
IT.FIE.HGZ. 2020-10-29T06:37:03.14 3.0 negative manual Pn -0.51 0
IV.VARE.HHZ. 2020-10-29T06:36:43.87 0.6 undecidable manual S 193 119.0919 50 -0.39 40
CH.MUGIO.HHN. 2020-10-29T06:36:41.28 0.6 undecidable manual S 183 110.2119 50 -0.6 38
GU.TRAV.HHZ. 2020-10-29T06:36:40.26 0.6 undecidable manual P 215 187.8675 38 0.4 31
CH.FUORN.HHZ. 2020-10-29T06:36:37.53 0.6 undecidable manual S 110 92.6406 50 0.33 42
CH.BERNI.HHE. 2020-10-29T06:36:35.92 0.3 undecidable manual S 129 88.245 50 -0.09 67
IV.VARE.HHZ. 2020-10-29T06:36:30.19 0.3 undecidable manual P 193 119.0919 50 0.63 55
CH.MUGIO.HHN. 2020-10-29T06:36:29.21 0.3 undecidable manual P 183 110.2119 50 1.02 47
CH.DAVOX.HHZ. 2020-10-29T06:36:28.09 0.6 undecidable manual S 104 59.3961 50 -0.22 46
CH.FUSIO.HHZ. 2020-10-29T06:36:28.07 0.6 undecidable manual S 215 61.6938 50 -0.87 37
CH.BNALP.HHZ. 2020-10-29T06:36:26.03 0.6 undecidable manual S 265 53.0025 50 -0.59 43
CH.FUORN.HHZ. 2020-10-29T06:36:26.03 0.1 negative manual P 110 92.6406 50 0.54 80
MN.TUE.HHZ. 2020-10-29T06:36:25.08 0.6 undecidable manual S 161 51.9036 50 -1.23 32
CH.BERNI.HHE. 2020-10-29T06:36:25.09 0.3 undecidable manual P 129 88.245 50 0.29 65
CH.FUSIO.HHZ. 2020-10-29T06:36:20.83 0.1 positive manual P 215 61.6938 50 0.11 94
CH.DAVOX.HHZ. 2020-10-29T06:36:20.51 0.1 undecidable manual P 104 59.3961 50 0.16 94
MN.TUE.HHZ. 2020-10-29T06:36:19.07 0.1 undecidable manual P 161 51.9036 50 -0.13 96
CH.BNALP.HHZ. 2020-10-29T06:36:19.60 0.1 undecidable manual P 265 53.0025 50 0.22 94
CH.PLONS.HHZ. 2020-10-29T06:36:17.98 0.3 undecidable manual S 52 24.6531 109 -0.6 67
CH.PLONS.HHZ. 2020-10-29T06:36:14.59 0.1 undecidable manual P 52 24.6531 109 -0.14 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
CH.PLONS.HHE. ML:1.8 0.00043475095 0.16 AML other m 2020-10-29T06:36:18.24
MN.TUE.HHN. ML:1.7 0.00013285 0.24 AML other m 2020-10-29T06:36:25.82
MN.TUE.HNN. ML:1.7 0.00012735 0.24 AML other m 2020-10-29T06:36:25.82
MN.TUE.HHE. ML:1.9 0.000199 0.88 AML other m 2020-10-29T06:36:25.39
MN.TUE.HNE. ML:1.9 0.000212 0.9 AML other m 2020-10-29T06:36:25.39
CH.BNALP.HHE. ML:1.5 0.00008288494 0.1888 AML other m 2020-10-29T06:36:26.15
CH.BNALP.HHN. ML:1.9 0.000189677 0.3392 AML other m 2020-10-29T06:36:26.25
CH.FUSIO.HHN. ML:1.8 0.00014050000000000003 0.46 AML other m 2020-10-29T06:36:28.39
CH.FUSIO.HHE. ML:1.6 0.00008147190500000001 0.4 AML other m 2020-10-29T06:36:28.26
CH.FUORN.HHN. ML:1.6 0.00004215 1.28 AML other m 2020-10-29T06:36:41.83
IV.VARE.HHN. ML:1.8 0.00004729104 0.2784 AML other m 2020-10-29T06:36:44.73
IV.VARE.HHE. ML:1.9 0.000065939685 0.9792 AML other m 2020-10-29T06:36:45.09
CH.FUORN.HHE. ML:1.4 0.0000315 0.5 AML other m 2020-10-29T06:36:45.77
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