Earthquake with magnitude of ML 2.0 on date 26-10-2020 and time 03:49:35 (UTC) in region Svizzera (SVIZZERA)

A magnitude ML 2.0 earthquake occured in region: Svizzera (SVIZZERA), on

  • 26-10-2020 03:49:35 (UTC)
  • 26-10-2020 04:49:35 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.9340, 9.1380 at 11 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 2.0 2020-10-26
03:49:35
46.9338 9.1375 11 2021-02-26
14:56:18
Bollettino Sismico Italiano INGV 86973051
Reviewed
Rev100
ML 2.0 2020-10-26
03:49:34
46.922 9.1393 10 2020-10-26
22:04:04
Sala Sismica INGV-Roma 84166011
Reviewed
Rev100
ML 1.9 2020-10-26
03:49:34
46.9197 9.141 10 2020-10-26
03:56:11
Sala Sismica INGV-Roma 84139291
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-10-26 03:49:35 ± 0.2
Latitude 46.9338 ± 0.0162
Longitude 9.1375 ± 0.0145
Depth (km) 11 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 86973051

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1344
Semi-minor axis of confidence ellipse (meter) 1236
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 333
Circular confidence region, given by single value of horizontal uncertainty (meter) 1340.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 152
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.42
Epicentral distance of station closest to the epicenter (degree) 0.20235
Epicentral distance of station farthest from the epicenter (degree) 1.46410
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 86973051
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-02-09 14:48:08

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 84166011
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-10-26 22:04:04

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 84139291
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-10-26 03:56:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
CH.DIX.HHZ. 2020-10-26T03:50:02.32 0.3 undecidable manual P 235 162.5151 90 0.76 68
CH.BERNI.HHE. 2020-10-26T03:50:01.20 0.6 undecidable manual S 130 88.7445 90 -0.04 58
GU.SATI.HHZ. 2020-10-26T03:50:00.75 0.3 undecidable manual P 220 152.3364 90 0.76 72
CH.MMK.HHN. 2020-10-26T03:49:57.53 0.6 undecidable manual P 223 132.7671 90 0.55 53
SI.MOSI.HHZ. 2020-10-26T03:49:54.62 0.6 undecidable manual P 108 112.8981 90 0.71 50
CH.MUGIO.HHE. 2020-10-26T03:49:54.26 0.3 undecidable manual P 184 112.4985 90 0.41 85
CH.DAVOX.HHZ. 2020-10-26T03:49:53.00 0.3 undecidable manual S 107 58.7967 90 -0.25 90
IV.BRMO.HHE. 2020-10-26T03:49:53.37 0.3 undecidable manual P 118 106.8153 90 0.4 83
CH.FUSIO.HHZ. 2020-10-26T03:49:53.60 0.6 undecidable manual S 214 64.1913 90 -1.1 35
CH.FUORN.HHE. 2020-10-26T03:49:51.19 0.3 undecidable manual P 112 92.3409 90 0.45 85
CH.BNALP.HHZ. 2020-10-26T03:49:51.40 0.3 undecidable manual S 263 54.501 90 -0.69 72
CH.BERNI.HHE. 2020-10-26T03:49:50.28 0.3 undecidable manual P 130 88.7445 90 0.09 90
MN.TUE.HHZ. 2020-10-26T03:49:50.50 0.3 undecidable manual S 163 53.6019 90 -1.37 46
CH.FUSIO.HHZ. 2020-10-26T03:49:46.23 0.3 undecidable manual P 214 64.1913 90 -0.18 86
CH.DAVOX.HHZ. 2020-10-26T03:49:45.68 0.3 undecidable manual P 107 58.7967 90 0.1 96
MN.TUE.HHZ. 2020-10-26T03:49:44.44 0.3 undecidable manual P 163 53.6019 90 -0.34 84
CH.BNALP.HHZ. 2020-10-26T03:49:44.99 0.3 undecidable manual P 263 54.501 90 0.08 95
CH.PLONS.HHZ. 2020-10-26T03:49:43.00 0.3 undecidable manual S 55 22.4553 91 -0.54 95
CH.PLONS.HHZ. 2020-10-26T03:49:39.78 0.3 undecidable manual P 55 22.4553 91 -0.19 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
CH.PLONS.HHE. ML:1.9 0.00048699999999999997 0.16 AML other m 2020-10-26T03:49:43.29
CH.PLONS.HHN. ML:2.0 0.0006795 0.34 AML other m 2020-10-26T03:49:43.34
MN.TUE.HHE. ML:1.9 0.00020594199999999997 0.2208 AML other m 2020-10-26T03:49:50.68
MN.TUE.HNE. ML:2.0 0.00022050000000000002 0.94 AML other m 2020-10-26T03:49:51.68
MN.TUE.HHN. ML:1.7 0.00011599999999999999 0.12 AML other m 2020-10-26T03:49:51.33
CH.BNALP.HHN. ML:1.8 0.000152 0.54 AML other m 2020-10-26T03:49:51.70
MN.TUE.HNN. ML:1.8 0.0001334 0.7 AML other m 2020-10-26T03:49:52.39
CH.BNALP.HHE. ML:1.7 0.00010544999999999999 0.36 AML other m 2020-10-26T03:49:53.30
CH.DAVOX.HHN. ML:2.4 0.0005 0.82 AML other m 2020-10-26T03:49:53.57
CH.DAVOX.HHE. ML:2.2 0.0003635 0.26 AML other m 2020-10-26T03:49:53.65
CH.FUSIO.HHN. ML:1.9 0.000148 1.68 AML other m 2020-10-26T03:49:53.88
CH.FUSIO.HHE. ML:1.8 0.00011905 0.18 AML other m 2020-10-26T03:49:54.32
CH.DIX.HHN. ML:2.8 0.00030649999999999997 0.38 AML other m 2020-10-26T03:50:27.32
CH.DIX.HHE. ML:2.6 0.0001805 0.4 AML other m 2020-10-26T03:50:28.95
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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