Earthquake with magnitude of ML 1.7 on date 07-09-2018 and time 08:45:03 (Italy) in region Svizzera (SVIZZERA)

A magnitude ML 1.7 earthquake occured in region: Svizzera (SVIZZERA), on

  • 07-09-2018 06:45:03 (UTC)
  • 07-09-2018 08:45:03 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.9380, 8.9190 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 1.7 2018-09-07
06:45:03
46.9382 8.9188 10 2019-06-04
09:16:14
Bollettino Sismico Italiano INGV 68183161
Reviewed
Rev100
ML 1.7 2018-09-07
06:45:02
46.8863 8.9398 1 2018-09-07
07:02:47
Sala Sismica INGV-Roma 60653241
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-09-07 06:45:03 ± 0.21
Latitude 46.9382 ± 0.0153
Longitude 8.9188 ± 0.0145
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 68183161

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1730
Semi-minor axis of confidence ellipse (meter) 950
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 341
Circular confidence region, given by single value of horizontal uncertainty (meter) 1730.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 171
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.63856
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 60653241
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-09-07 07:02:47

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 68183161
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-05-02 11:59:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LIK.EHZ.01 2018-09-07T06:46:44.68 3.0 positive manual Pn 4.22 0
IV.CERA.HHZ. 2018-09-07T06:46:39.03 3.0 positive manual Pn -2.88 0
IV.FIAM.HHZ. 2018-09-07T06:46:28.74 3.0 negative manual Pn -0.37 0
GU.RNCA.HHZ. 2018-09-07T06:46:19.95 3.0 undecidable manual Sg 3.11 0
MN.TRI.HHZ. 2018-09-07T06:46:13.71 3.0 negative manual Pg 10.21 0
IV.TEOL.HHZ. 2018-09-07T06:46:13.54 3.0 undecidable manual Sn -7.32 0
GU.GSCL.HHZ. 2018-09-07T06:45:59.34 3.0 positive manual Pg 7.77 0
IV.IMOL.HNZ. 2018-09-07T06:45:52.36 3.0 positive manual Pn -5.42 0
GU.RNCA.HHZ. 2018-09-07T06:45:42.30 3.0 negative manual Pn -3.19 0
IV.BRES.EHZ. 2018-09-07T06:45:41.12 3.0 undecidable manual Pg -0.41 0
CH.MMK.HHZ. 2018-09-07T06:45:38.85 0.6 undecidable manual S 217 122.5884 50 0.26 40
CH.MUGIO.HHZ. 2018-09-07T06:45:35.30 0.3 undecidable manual S 175 113.0979 50 -0.77 53
GU.TRAV.HHZ. 2018-09-07T06:45:33.03 0.6 undecidable manual P 210 181.8846 38 0.42 32
CH.DIX.HHZ. 2018-09-07T06:45:28.54 0.3 undecidable manual P 231 149.5392 50 0.75 49
CH.DAVOX.HHZ. 2018-09-07T06:45:25.86 0.6 undecidable manual S 103 74.9694 50 -0.02 47
CH.MMK.HHZ. 2018-09-07T06:45:23.92 0.1 undecidable manual P 217 122.5884 50 0.3 80
IV.VARE.HHZ. 2018-09-07T06:45:23.78 0.3 undecidable manual P 186 119.2917 50 0.66 55
CH.MUGIO.HHZ. 2018-09-07T06:45:22.67 0.1 positive manual P 175 113.0979 50 0.5 78
CH.FUSIO.HHZ. 2018-09-07T06:45:19.90 0.6 undecidable manual S 200 56.9985 50 -1.2 32
CH.DAVOX.HHZ. 2018-09-07T06:45:16.52 0.3 undecidable manual P 103 74.9694 50 0.24 67
CH.PLONS.HHZ. 2018-09-07T06:45:15.14 0.6 undecidable manual S 70 37.0296 50 -0.62 43
CH.BNALP.HHZ. 2018-09-07T06:45:15.39 0.3 undecidable manual S 259 38.1285 50 -0.68 63
CH.FUSIO.HHZ. 2018-09-07T06:45:13.36 0.1 positive manual P 200 56.9985 50 -0.17 94
CH.PLONS.HHZ. 2018-09-07T06:45:10.34 0.3 undecidable manual P 70 37.0296 50 -0.1 74
CH.BNALP.HHZ. 2018-09-07T06:45:10.60 0.1 undecidable manual P 259 38.1285 50 -0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
CH.PLONS.HHN. ML:1.7 0.000191 0.26 AML other m 2018-09-07T06:45:15.73
CH.PLONS.HHE. ML:1.6 0.0001585 1.08 AML other m 2018-09-07T06:45:16.60
CH.FUSIO.HHN. ML:1.5 0.00007015 0.66 AML other m 2018-09-07T06:45:20.30
CH.FUSIO.HHE. ML:1.6 0.00009195 1.48 AML other m 2018-09-07T06:45:20.02
CH.MUGIO.HHE. ML:1.7 0.000042800000000000004 0.88 AML other m 2018-09-07T06:45:37.45
CH.MUGIO.HHN. ML:1.7 0.000042050000000000006 1.82 AML other m 2018-09-07T06:45:38.08
IV.VARE.HHE. ML:1.8 0.000045600000000000004 0.28 AML other m 2018-09-07T06:45:38.44
IV.VARE.HHN. ML:1.7 0.00003465 0.52 AML other m 2018-09-07T06:45:40.58
CH.MMK.HHE. ML:1.4 0.000019549999999999997 0.38 AML other m 2018-09-07T06:45:45.68
CH.MMK.HHN. ML:1.5 0.0000249 0.36 AML other m 2018-09-07T06:45:45.79
CH.DIX.HHN. ML:2.4 0.0001285 1.56 AML other m 2018-09-07T06:45:51.88
CH.DIX.HHE. ML:2.1 0.0000633 1.36 AML other m 2018-09-07T06:45:54.19
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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