Earthquake with magnitude of ML 2.2 on date 28-10-2020 and time 00:56:21 (UTC) in region Svizzera (SVIZZERA)

A magnitude ML 2.2 earthquake occured in region: Svizzera (SVIZZERA), on

  • 28-10-2020 00:56:21 (UTC)
  • 28-10-2020 01:56:21 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.9590, 9.1230 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 2.2 2020-10-28
00:56:21
46.9592 9.1232 11 2021-02-26
14:56:01
Bollettino Sismico Italiano INGV 84236101
Reviewed
Rev100
ML 2.3 2020-10-28
00:56:21
46.9383 9.1237 10 2020-10-28
01:04:57
Sala Sismica INGV-Roma 84191981
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-10-28 00:56:21 ± 0.23
Latitude 46.9592 ± 0.0216
Longitude 9.1232 ± 0.0119
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 84236101

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2305
Semi-minor axis of confidence ellipse (meter) 1052
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 4
Circular confidence region, given by single value of horizontal uncertainty (meter) 2310.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 163
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 21
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) 1.57381
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 84236101
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-01-11 10:37:02

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 32
Type of magnitude ML
Reference to an origin 84191981
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-10-28 01:04:57
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.BRSN.HNZ. 2020-10-28T00:58:03.54 3.0 undecidable manual Sg 6.51 0
IV.SAMA.EHZ. 2020-10-28T00:57:52.61 3.0 undecidable manual Pn 5.32 0
IV.MAGA.HHZ. 2020-10-28T00:56:50.83 0.6 undecidable manual P 138 174.6918 90 1.04 29
IV.ZONE.HHZ. 2020-10-28T00:56:47.07 0.3 undecidable manual P 150 152.9358 90 0.65 55
CH.BERNI.HHZ. 2020-10-28T00:56:47.93 0.6 undecidable manual S 131 91.3419 90 -0.36 34
GU.SATI.HHZ. 2020-10-28T00:56:47.04 0.3 undecidable manual P 219 153.8349 90 0.47 56
CH.MMK.HHE. 2020-10-28T00:56:43.76 0.3 undecidable manual P 222 134.1657 90 0.23 61
IV.VARE.HHZ. 2020-10-28T00:56:42.61 0.3 undecidable manual P 193 124.0869 90 0.63 58
CH.MUGIO.HHZ. 2020-10-28T00:56:40.69 0.3 undecidable manual P 183 115.1958 90 0.07 61
SI.MOSI.HHE. 2020-10-28T00:56:40.96 0.3 undecidable manual P 109 114.7962 90 0.4 63
CH.DAVOX.HHZ. 2020-10-28T00:56:39.80 0.6 undecidable manual S 109 60.6948 90 -0.3 36
IV.BRMO.HHE. 2020-10-28T00:56:39.93 0.3 undecidable manual P 119 109.0131 90 0.26 63
CH.FUSIO.HHZ. 2020-10-28T00:56:39.89 0.6 undecidable manual S 212 65.9895 90 -1.62 17
CH.FUORN.HHZ. 2020-10-28T00:56:37.68 0.3 undecidable manual P 113 94.4388 90 0.27 65
CH.BNALP.HHZ. 2020-10-28T00:56:37.81 0.3 undecidable manual S 260 53.8017 90 -0.45 56
CH.BERNI.HHZ. 2020-10-28T00:56:36.72 0.1 undecidable manual P 131 91.3419 90 -0.22 78
MN.TUE.HHZ. 2020-10-28T00:56:36.86 0.6 undecidable manual S 162 56.5989 90 -2.16 8
CH.DAVOX.HHZ. 2020-10-28T00:56:32.14 0.1 undecidable manual P 109 60.6948 90 -0.08 86
CH.FUSIO.HHZ. 2020-10-28T00:56:32.56 0.1 undecidable manual P 212 65.9895 90 -0.47 76
CH.BNALP.HHZ. 2020-10-28T00:56:31.31 0.1 undecidable manual P 260 53.8017 90 0.16 94
MN.TUE.HHZ. 2020-10-28T00:56:30.73 0.1 undecidable manual P 162 56.5989 90 -0.86 63
CH.PLONS.HHZ. 2020-10-28T00:56:29.40 0.6 undecidable manual S 63 21.867 91 -0.35 46
CH.PLONS.HHZ. 2020-10-28T00:56:26.27 0.1 undecidable manual P 63 21.867 91 0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
CH.PLONS.HHE. ML:1.7 0.000316 1.1 AML other m 2020-10-28T00:56:29.37
CH.PLONS.HHN. ML:1.8 0.000438 0.92 AML other m 2020-10-28T00:56:30.74
MN.TUE.HHE. ML:2.2 0.0003355 1.82 AML other m 2020-10-28T00:56:36.05
MN.TUE.HNE. ML:2.2 0.0003275 1.84 AML other m 2020-10-28T00:56:36.05
MN.TUE.HNN. ML:1.9 0.00017449999999999999 0.3 AML other m 2020-10-28T00:56:37.20
MN.TUE.HHN. ML:1.9 0.0001785 0.28 AML other m 2020-10-28T00:56:37.49
CH.BNALP.HHN. ML:2.2 0.0004195 1.76 AML other m 2020-10-28T00:56:37.00
CH.BNALP.HHE. ML:1.9 0.0002 0.18 AML other m 2020-10-28T00:56:37.98
CH.FUSIO.HHE. ML:2.0 0.0001945 1.02 AML other m 2020-10-28T00:56:40.70
CH.FUSIO.HHN. ML:2.2 0.0002945 0.84 AML other m 2020-10-28T00:56:40.71
CH.DAVOX.HHN. ML:2.8 0.00123 0.38 AML other m 2020-10-28T00:56:40.71
CH.DAVOX.HHE. ML:2.5 0.0006435 0.3 AML other m 2020-10-28T00:56:41.63
CH.BERNI.HHE. ML:1.8 0.000063 1.12 AML other m 2020-10-28T00:56:48.71
CH.BERNI.HHN. ML:1.7 0.00005875 1.08 AML other m 2020-10-28T00:56:48.32
CH.MUGIO.HHE. ML:2.2 0.000135 0.34 AML other m 2020-10-28T00:56:54.31
CH.MUGIO.HHN. ML:2.2 0.00013550000000000001 0.44 AML other m 2020-10-28T00:56:55.44
IV.VARE.HHN. ML:2.3 0.000144 0.66 AML other m 2020-10-28T00:56:57.84
IV.VARE.HHE. ML:2.5 0.0002245 0.32 AML other m 2020-10-28T00:57:05.18
IV.ZONE.HHE. ML:2.6 0.00019 1.12 AML other m 2020-10-28T00:57:10.75
IV.ZONE.HHN. ML:2.4 0.0001109 1.46 AML other m 2020-10-28T00:57:11.21
GU.SATI.HHE. ML:2.2 0.00008425 1.12 AML other m 2020-10-28T00:57:13.19
GU.SATI.HHN. ML:2.2 0.0000853 0.7 AML other m 2020-10-28T00:57:13.82
IV.MAGA.HHN. ML:2.8 0.0002585 1.02 AML other m 2020-10-28T00:57:20.35
IV.MAGA.HHE. ML:3.0 0.000391 0.42 AML other m 2020-10-28T00:57:20.51
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
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