Earthquake with magnitude of ML 1.9 on date 16-11-2021 and time 17:27:33 (UTC) in region Svizzera (SVIZZERA)

A magnitude ML 1.9 earthquake occured in region: Svizzera (SVIZZERA), on

  • 16-11-2021 17:27:33 (UTC)
  • 16-11-2021 18:27:33 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.6860, 7.6260 at 10 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 1.9 2021-11-16
17:27:33
46.6855 7.6262 10 2022-03-30
13:04:16
Bollettino Sismico Italiano INGV 97528131
Reviewed
Rev100
ML 2.0 2021-11-16
17:27:34
46.694 7.6322 12 2021-11-16
17:48:28
Sala Sismica INGV-Roma 97496661
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-11-16 17:27:33 ± 0.59
Latitude 46.6855 ± 0.0369
Longitude 7.6262 ± 0.0498
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 97528131

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 5390
Semi-minor axis of confidence ellipse (meter) 1320
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 318
Circular confidence region, given by single value of horizontal uncertainty (meter) 5390.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 228
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.48
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.55673
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 9
Type of magnitude ML
Reference to an origin 97496661
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-11-16 17:48:28

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 21
Type of magnitude ML
Reference to an origin 97528131
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-01-11 13:53:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RMP.HHZ. 2021-11-16T17:29:21.50 3.0 positive manual Pg 14.61 0
IV.APEC.HHZ. 2021-11-16T17:29:01.02 3.0 positive manual Pg 14.46 0
IV.VOBA.EHZ. 2021-11-16T17:28:54.83 3.0 undecidable manual Sg 1.3 0
IV.PE3.EHZ. 2021-11-16T17:28:44.88 3.0 undecidable manual Pn -0.88 0
IV.SARZ.HHZ. 2021-11-16T17:28:12.46 3.0 undecidable manual Pg 1.59 0
IV.MRGE.HHZ. 2021-11-16T17:28:04.94 0.3 undecidable manual S 203 110.5005 50 -0.98 52
CH.DAVOX.HHZ. 2021-11-16T17:28:02.85 0.3 undecidable manual P 86 171.5949 50 1.1 41
GU.RSP.HHZ. 2021-11-16T17:28:02.70 0.3 undecidable manual P 189 172.7937 50 0.77 47
GU.LSD.HHZ. 2021-11-16T17:27:57.88 0.1 undecidable manual P 196 141.1476 50 0.82 70
CH.PLONS.HHZ. 2021-11-16T17:27:57.17 0.3 undecidable manual P 72 139.0608 50 0.44 60
CH.MUGIO.HHZ. 2021-11-16T17:27:55.87 0.6 undecidable manual P 127 137.6622 50 -0.64 38
GU.CIRO.HHZ. 2021-11-16T17:27:54.08 0.3 undecidable manual P 182 120.2907 50 0.24 66
IV.VARE.HHZ. 2021-11-16T17:27:54.85 0.3 undecidable manual P 136 126.1737 50 0.11 67
CH.BNALP.HHZ. 2021-11-16T17:27:52.96 0.6 undecidable manual S 71 64.0914 50 -0.58 45
IV.MRGE.HHZ. 2021-11-16T17:27:52.23 0.3 undecidable manual P 203 110.5005 50 -0.09 69
CH.FUSIO.HHZ. 2021-11-16T17:27:48.26 0.1 positive manual P 108 83.1501 50 0.16 96
CH.MMK.HHE. 2021-11-16T17:27:46.90 0.1 positive manual P 160 75.0693 50 0.04 100
CH.DIX.HHZ. 2021-11-16T17:27:45.32 0.3 undecidable manual P 194 69.1752 50 -0.64 65
CH.BNALP.HHZ. 2021-11-16T17:27:44.50 0.1 positive manual P 71 64.0914 50 -0.67 87
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
CH.BNALP.HHN. ML:1.5 0.000052963155 1.7824 AML other m 2021-11-16T17:27:56.03
CH.BNALP.HHE. ML:1.4 0.000047850000000000004 0.2 AML other m 2021-11-16T17:27:57.24
CH.DIX.HHE. ML:1.9 0.00013921535000000003 0.2432 AML other m 2021-11-16T17:27:58.78
CH.DIX.HHN. ML:2.0 0.0001572788 0.3328 AML other m 2021-11-16T17:27:59.01
CH.FUSIO.HHN. ML:1.8 0.00008305 0.94 AML other m 2021-11-16T17:28:05.74
IV.MRGE.HHN. ML:2.1 0.00009896329500000001 0.2304 AML other m 2021-11-16T17:28:10.93
IV.MRGE.HHE. ML:2.1 0.00010095000000000001 0.72 AML other m 2021-11-16T17:28:11.79
IV.VARE.HHN. ML:1.7 0.000036095845000000004 0.2432 AML other m 2021-11-16T17:28:14.37
GU.CIRO.HHN. ML:1.6 0.00003155296 0.3968 AML other m 2021-11-16T17:28:14.57
IV.VARE.HHE. ML:1.6 0.000032084555 0.3712 AML other m 2021-11-16T17:28:16.62
CH.PLONS.HHN. ML:2.3 0.0001041 1.02 AML other m 2021-11-16T17:28:16.43
GU.CIRO.HHE. ML:1.4 0.000020343875000000002 0.3968 AML other m 2021-11-16T17:28:17.08
CH.PLONS.HHE. ML:2.1 0.00008165 0.48 AML other m 2021-11-16T17:28:17.15
CH.MUGIO.HHN. ML:1.7 0.000031449235 0.3072 AML other m 2021-11-16T17:28:17.72
GU.LSD.HHE. ML:1.8 0.000035655375 0.2304 AML other m 2021-11-16T17:28:18.45
GU.LSD.HHN. ML:1.6 0.00002215992 0.3968 AML other m 2021-11-16T17:28:21.58
CH.MUGIO.HHE. ML:1.6 0.00002662831 0.2944 AML other m 2021-11-16T17:28:24.29
CH.DAVOX.HHE. ML:2.5 0.00011981198499999999 0.3712 AML other m 2021-11-16T17:28:26.92
CH.DAVOX.HHN. ML:2.6 0.00014900580000000002 0.3968 AML other m 2021-11-16T17:28:26.94
GU.RSP.HHE. ML:2.0 0.000042448515 0.3712 AML other m 2021-11-16T17:28:28.35
GU.RSP.HHN. ML:2.1 0.000042611705 1.6128 AML other m 2021-11-16T17:28:33.91
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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