Earthquake with magnitude of Md 2.1 on date 01-04-2016 and time 23:29:15 (Italy) in region Confine Svizzera Francia (SVIZZERA, FRANCIA)

A magnitude Md 2.1 earthquake occured in region: Confine Svizzera Francia (SVIZZERA, FRANCIA), on

  • 01-04-2016 21:29:15 (UTC)
  • 01-04-2016 23:29:15 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.2700, 6.7800 at 10 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Reviewed
Rev100
Md 2.1 2016-04-01
21:29:15
46.2698 6.7805 10 2016-04-01
22:10:45
Sala Sismica INGV-Roma 24078661
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-04-01 21:29:15 ± 0.33
Latitude 46.2698 ± 0.0126
Longitude 6.7805 ± 0.0195
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 24078661

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1780
Semi-minor axis of confidence ellipse (meter) 1110
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 311
Circular confidence region, given by single value of horizontal uncertainty (meter) 1780.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 302
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.01264
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 7
Magnitude information

Md:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 4
Type of magnitude Md
Reference to an origin 24078661
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-04-01 22:10:45
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MNTV.HNZ. 2016-04-01T21:30:08.19 3.0 negative manual Pn 5.59 0
GU.LSD.HHZ. 2016-04-01T21:29:43.64 0.6 undecidable manual S 163 93.9393 50 0.27 45
CH.MMK.HHZ. 2016-04-01T21:29:43.77 0.3 undecidable manual S 105 94.1391 50 0.36 67
GU.CIRO.HHZ. 2016-04-01T21:29:43.57 0.6 undecidable manual S 140 95.8263 50 -0.3 45
GU.TRAV.HHZ. 2016-04-01T21:29:34.84 0.6 negative manual P 138 112.3986 50 0.38 43
IV.MRGE.HHZ. 2016-04-01T21:29:33.95 0.6 undecidable manual S 159 59.496 50 -0.23 49
CH.DIX.HHZ. 2016-04-01T21:29:32.14 0.6 undecidable manual S 113 52.6029 50 -0.19 50
GU.CIRO.HHZ. 2016-04-01T21:29:32.45 0.6 negative manual P 140 95.8263 50 0.54 42
GU.SATI.HHZ. 2016-04-01T21:29:31.54 0.3 negative manual P 117 94.4388 50 -0.17 70
GU.LSD.HHZ. 2016-04-01T21:29:31.86 0.6 undecidable manual P 163 93.9393 50 0.23 46
CH.MMK.HHZ. 2016-04-01T21:29:31.58 0.1 undecidable manual P 105 94.1391 50 -0.07 95
IV.MRGE.HHZ. 2016-04-01T21:29:26.15 0.1 negative manual P 159 59.496 50 -0.17 99
CH.DIX.HHZ. 2016-04-01T21:29:25.06 0.1 negative manual P 113 52.6029 50 -0.19 100
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
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