Earthquake with magnitude of ML 0.8 on date 18-06-2017 and time 18:02:21 (Italy) in region Confine Italia Svizzera (SVIZZERA)

A magnitude ML 0.8 earthquake occured in region: Confine Italia Svizzera (SVIZZERA), on

  • 18-06-2017 16:02:21 (UTC)
  • 18-06-2017 18:02:21 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.1970, 7.4390 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 0.8 2017-06-18
16:02:21
46.1973 7.4392 11 2018-07-06
11:13:34
Bollettino Sismico Italiano INGV 51856131
Reviewed
Rev100
ML 0.8 2017-06-18
16:02:21
46.2042 7.4452 10 2017-06-18
16:07:54
Sala Sismica INGV-Roma 46871991
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-06-18 16:02:21 ± 0.39
Latitude 46.1973 ± 0.0198
Longitude 7.4392 ± 0.0143
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 51856131

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2268
Semi-minor axis of confidence ellipse (meter) 888
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 162
Circular confidence region, given by single value of horizontal uncertainty (meter) 2270.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 260
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.11871
Epicentral distance of station farthest from the epicenter (degree) 0.50182
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitudes information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.4
Num. used stations 8
Type of magnitude ML
Reference to an origin 51856131
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2017-11-14 12:00:01

ML:0.8

Field Value
Value 0.8
Uncertainty 0.4
Num. used stations 8
Type of magnitude ML
Reference to an origin 46871991
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-06-18 16:07:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MRGE.HHZ. 2017-06-18T16:02:39.18 0.6 undecidable manual S 212 55.6998 50 0.37 43
GU.SATI.HHZ. 2017-06-18T16:02:37.18 0.6 undecidable manual S 137 48.7179 50 0.24 45
CH.MMK.HHN. 2017-06-18T16:02:35.30 0.6 undecidable manual S 112 43.5231 50 -0.26 45
GU.REMY.HHZ. 2017-06-18T16:02:35.60 0.6 undecidable manual S 209 45.4212 50 -0.48 43
IV.MRGE.HHZ. 2017-06-18T16:02:32.03 0.6 undecidable manual P 212 55.6998 50 0.57 41
GU.SATI.HHZ. 2017-06-18T16:02:30.46 0.1 undecidable manual P 137 48.7179 50 0.08 93
GU.REMY.HHZ. 2017-06-18T16:02:29.54 0.3 undecidable manual P 209 45.4212 50 -0.35 66
CH.MMK.HHN. 2017-06-18T16:02:29.58 0.6 undecidable manual P 112 43.5231 50 -0.01 47
CH.DIX.HHZ. 2017-06-18T16:02:27.32 0.1 undecidable manual S 190 13.1757 129 -0.03 100
CH.DIX.HHZ. 2017-06-18T16:02:24.86 0.1 undecidable manual P 190 13.1757 129 0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
CH.DIX.HHE. ML:1.5 0.0003400297 0.2304 AML other m 2017-06-18T16:02:27.39
CH.DIX.HHN. ML:1.2 0.000150096265 0.0768 AML other m 2017-06-18T16:02:27.55
GU.REMY.HHE. ML:0.5 0.000010178330999999999 0.1536 AML other m 2017-06-18T16:02:37.55
GU.SATI.HHN. ML:0.3 0.000007257843500000001 0.1408 AML other m 2017-06-18T16:02:37.89
GU.REMY.HHN. ML:0.7 0.000015054541000000002 1.7184 AML other m 2017-06-18T16:02:38.98
IV.MRGE.HHE. ML:1.0 0.000020878865 0.2688 AML other m 2017-06-18T16:02:39.72
IV.MRGE.HHN. ML:1.0 0.000019591045000000002 0.1312 AML other m 2017-06-18T16:02:40.64
GU.SATI.HHE. ML:0.3 0.0000055214358000000005 1.6032 AML other m 2017-06-18T16:02:42.94
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download