Earthquake with magnitude of ML 1.5 on date 26-06-2021 and time 22:52:50 (UTC) in region Svizzera (SVIZZERA)

A magnitude ML 1.5 earthquake occured in region: Svizzera (SVIZZERA), on

  • 26-06-2021 22:52:50 (UTC)
  • 27-06-2021 00:52:50 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.9590, 9.1590 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 1.5 2021-06-26
22:52:50
46.9593 9.1587 11 2021-12-29
11:12:47
Bollettino Sismico Italiano INGV 97174971
Reviewed
Rev100
ML 1.8 2021-06-26
22:52:50
46.9302 9.1537 9 2021-06-26
23:01:36
Sala Sismica INGV-Roma 91942851
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-06-26 22:52:50 ± 0.15
Latitude 46.9593 ± 0.0126
Longitude 9.1587 ± 0.0105
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 97174971

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1450
Semi-minor axis of confidence ellipse (meter) 710
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 345
Circular confidence region, given by single value of horizontal uncertainty (meter) 1450.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 159
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.33
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.22488
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.4
Num. used stations 18
Type of magnitude ML
Reference to an origin 91942851
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-06-26 23:01:36

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 97174971
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-11-02 17:44:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TST02.HHZ. 2021-06-26T22:54:46.13 3.0 undecidable manual Pg 22.469999 0
CR.STON.BHZ. 2021-06-26T22:54:40.70 3.0 undecidable manual Pn 1.78 0
IV.FIR.HHZ. 2021-06-26T22:54:29.32 3.0 undecidable manual Sn 0.4 0
IV.ARVD.HHZ. 2021-06-26T22:54:06.92 3.0 negative manual Pg 8.77 0
IV.MURB.HHZ. 2021-06-26T22:53:59.53 3.0 negative manual Pn 1.1 0
GU.GSCL.HHZ. 2021-06-26T22:53:39.08 3.0 undecidable manual Pg 2.76 0
IV.SARZ.HHZ. 2021-06-26T22:53:27.61 3.0 undecidable manual Pg 0.9 0
CH.FUORN.HHZ. 2021-06-26T22:53:18.12 0.6 undecidable manual S 114 91.9413 50 0.15 43
CH.MMK.HHN. 2021-06-26T22:53:13.93 0.3 undecidable manual P 223 135.9639 50 0.61 52
IV.VARE.HHN. 2021-06-26T22:53:12.33 0.3 undecidable manual P 194 124.6863 50 0.74 50
CH.FUSIO.HHZ. 2021-06-26T22:53:10.14 0.6 undecidable manual S 214 67.4769 50 -1.29 30
CH.MUGIO.HHN. 2021-06-26T22:53:10.31 0.3 undecidable manual P 184 115.3956 50 0.16 61
SI.MOSI.HHZ. 2021-06-26T22:53:09.95 0.6 undecidable manual P 109 112.2987 50 0.28 40
CH.BNALP.HHZ. 2021-06-26T22:53:08.14 0.6 undecidable manual S 260 56.499 50 -0.35 44
CH.DAVOX.HHZ. 2021-06-26T22:53:08.32 0.6 undecidable manual S 110 58.1973 50 -0.62 40
IV.BRMO.HHN. 2021-06-26T22:53:08.99 0.3 undecidable manual P 120 106.7154 50 0.18 62
CH.FUORN.HHZ. 2021-06-26T22:53:06.75 0.1 undecidable manual P 114 91.9413 50 0.21 84
CH.BERNI.HHZ. 2021-06-26T22:53:05.94 0.3 undecidable manual P 132 89.4438 50 -0.21 64
CH.FUSIO.HHZ. 2021-06-26T22:53:02.49 0.1 undecidable manual P 214 67.4769 50 -0.27 87
CH.DAVOX.HHZ. 2021-06-26T22:53:01.23 0.1 negative manual P 110 58.1973 50 -0.1 92
CH.BNALP.HHZ. 2021-06-26T22:53:01.20 0.1 undecidable manual P 260 56.499 50 0.14 92
CH.PLONS.HHZ. 2021-06-26T22:52:58.35 0.6 undecidable manual S 59 19.5693 50 -0.28 47
CH.PLONS.HHZ. 2021-06-26T22:52:55.37 0.1 undecidable manual P 59 19.5693 50 -0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
CH.PLONS.HHE. ML:1.7 0.0003905 0.94 AML other m 2021-06-26T22:52:58.99
CH.PLONS.HHN. ML:1.8 0.0004165 0.88 AML other m 2021-06-26T22:52:58.99
CH.DAVOX.HHN. ML:2.2 0.000347 0.34 AML other m 2021-06-26T22:53:08.82
CH.DAVOX.HHE. ML:1.9 0.000185 0.24 AML other m 2021-06-26T22:53:08.80
CH.BNALP.HHN. ML:1.6 0.00007869999999999999 0.3 AML other m 2021-06-26T22:53:08.99
CH.BNALP.HHE. ML:1.3 0.00004575 0.62 AML other m 2021-06-26T22:53:09.94
CH.FUSIO.HHN. ML:1.8 0.00011559999999999999 0.72 AML other m 2021-06-26T22:53:10.52
CH.FUSIO.HHE. ML:1.6 0.00007295 1.32 AML other m 2021-06-26T22:53:11.99
CH.BERNI.HHE. ML:1.2 0.0000177 0.2 AML other m 2021-06-26T22:53:17.50
CH.BERNI.HHN. ML:1.2 0.000017999999999999997 0.68 AML other m 2021-06-26T22:53:18.57
CH.FUORN.HHN. ML:1.2 0.000019450000000000002 1.46 AML other m 2021-06-26T22:53:20.11
CH.FUORN.HHE. ML:1.1 0.0000144 1.16 AML other m 2021-06-26T22:53:22.39
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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