Earthquake with magnitude of ML 2.3 on date 24-02-2018 and time 17:05:26 (Italy) in region Confine Italia Svizzera (SVIZZERA)

A magnitude ML 2.3 earthquake occured in region: Confine Italia Svizzera (SVIZZERA), on

  • 24-02-2018 16:05:26 (UTC)
  • 24-02-2018 17:05:26 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.1340, 7.1140 at 9 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 2.3 2018-02-24
16:05:26
46.1345 7.1137 9 2019-04-24
14:49:37
Bollettino Sismico Italiano INGV 58211921
Reviewed
Rev100
ML 2.3 2018-02-24
16:05:26
46.135 7.1122 9 2018-02-24
16:18:42
Sala Sismica INGV-Roma 54128431
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-02-24 16:05:26 ± 0.24
Latitude 46.1345 ± 0.0099
Longitude 7.1137 ± 0.0130
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 58211921

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1083
Semi-minor axis of confidence ellipse (meter) 726
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 147
Circular confidence region, given by single value of horizontal uncertainty (meter) 1080.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 105
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.37
Epicentral distance of station closest to the epicenter (degree) 0.21134
Epicentral distance of station farthest from the epicenter (degree) 2.01088
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations 24
Type of magnitude ML
Reference to an origin 54128431
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-02-24 16:18:42

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations 26
Type of magnitude ML
Reference to an origin 58211921
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-12-10 10:30:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
CH.MUGIO.HHZ. 2018-02-24T16:06:09.99 0.6 undecidable manual S 98 150.3384 50 0.12 38
CH.DAVOX.HHZ. 2018-02-24T16:06:03.39 1.0 undecidable manual P 70 223.2099 38 1.86 6
CH.PLONS.HHZ. 2018-02-24T16:05:59.82 0.6 undecidable manual P 59 200.3439 38 1.12 21
IV.MDI.HHZ. 2018-02-24T16:05:59.76 0.6 undecidable manual P 100 204.7395 38 0.52 26
MN.TUE.HHZ. 2018-02-24T16:05:56.34 0.3 undecidable manual P 77 175.1913 50 0.84 41
RD.ORIF.BHZ. 2018-02-24T16:05:54.08 1.0 undecidable manual P 216 165.5121 50 0.07 18
CH.MUGIO.HHZ. 2018-02-24T16:05:52.21 0.1 undecidable manual P 98 150.3384 50 0.54 69
GU.TRAV.HHZ. 2018-02-24T16:05:52.07 0.3 undecidable manual S 144 84.5487 50 -0.25 64
GU.RRL.HHZ. 2018-02-24T16:05:50.30 0.3 undecidable manual P 191 136.9629 50 0.7 50
MN.BNI.HHZ. 2018-02-24T16:05:48.12 0.1 undecidable manual P 196 124.7862 50 0.4 76
CH.BNALP.HHZ. 2018-02-24T16:05:48.30 0.3 undecidable manual P 50 129.1707 50 -0.11 60
GU.CIRO.HHZ. 2018-02-24T16:05:47.81 0.3 undecidable manual S 149 68.6757 50 -0.27 65
CH.MMK.HHZ. 2018-02-24T16:05:46.96 0.6 undecidable manual S 98 66.0894 50 -0.41 42
GU.TRAV.HHZ. 2018-02-24T16:05:41.48 0.3 undecidable manual P 144 84.5487 50 -0.05 66
IV.MRGE.HHZ. 2018-02-24T16:05:40.37 0.3 undecidable manual S 186 40.626 50 -0.22 70
CH.GIMEL.HHZ. 2018-02-24T16:05:39.82 0.1 undecidable manual P 305 78.6657 50 -0.8 72
GU.CIRO.HHZ. 2018-02-24T16:05:39.21 0.3 undecidable manual P 149 68.6757 50 0.12 67
CH.MMK.HHZ. 2018-02-24T16:05:38.07 0.1 undecidable manual P 98 66.0894 50 -0.61 80
CH.DIX.HHZ. 2018-02-24T16:05:35.27 0.3 undecidable manual S 105 23.4543 111 -0.24 72
IV.MRGE.HHZ. 2018-02-24T16:05:34.78 0.1 positive manual P 186 40.626 50 0.01 97
CH.DIX.HHZ. 2018-02-24T16:05:31.82 0.1 negative manual P 105 23.4543 111 -0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
CH.DIX.HHN. ML:2.8 0.0038250000000000003 0.34 AML other m 2018-02-24T16:05:35.56
CH.DIX.HHE. ML:2.3 0.00131 1.04 AML other m 2018-02-24T16:05:36.63
IV.MRGE.HHN. ML:2.7 0.0017549999999999998 0.36 AML other m 2018-02-24T16:05:40.59
IV.MRGE.HHE. ML:2.6 0.00124 0.32 AML other m 2018-02-24T16:05:40.69
CH.MMK.HHN. ML:2.0 0.000168 1.38 AML other m 2018-02-24T16:05:47.98
GU.CIRO.HHE. ML:2.4 0.00043000000000000004 0.22 AML other m 2018-02-24T16:05:48.03
GU.CIRO.HHN. ML:2.3 0.00031 0.82 AML other m 2018-02-24T16:05:48.03
CH.MMK.HHE. ML:1.9 0.000148 0.96 AML other m 2018-02-24T16:05:49.95
GU.TRAV.HHE. ML:2.6 0.00048499999999999997 0.18 AML other m 2018-02-24T16:05:52.33
GU.TRAV.HHN. ML:2.6 0.000553 0.94 AML other m 2018-02-24T16:05:53.66
CH.BNALP.HHN. ML:2.2 0.00010850000000000001 1.12 AML other m 2018-02-24T16:06:07.43
CH.BNALP.HHE. ML:2.2 0.0001035 1.08 AML other m 2018-02-24T16:06:10.77
GU.RRL.HHN. ML:2.1 0.00006809999999999999 1.58 AML other m 2018-02-24T16:06:13.99
GU.RRL.HHE. ML:2.2 0.0000956 0.6 AML other m 2018-02-24T16:06:14.05
CH.MUGIO.HHN. ML:2.3 0.00009795000000000001 0.4 AML other m 2018-02-24T16:06:15.89
CH.MUGIO.HHE. ML:2.2 0.00008295 1.5 AML other m 2018-02-24T16:06:16.12
RD.ORIF.BHE. ML:2.2 0.00007694999999999999 1.32 AML other m 2018-02-24T16:06:20.75
MN.TUE.HHN. ML:2.3 0.00008675 1.22 AML other m 2018-02-24T16:06:21.68
MN.TUE.HHE. ML:2.3 0.00007725 1.58 AML other m 2018-02-24T16:06:21.91
MN.TUE.HNN. ML:2.3 0.00008104999999999999 0.7 AML other m 2018-02-24T16:06:22.12
RD.ORIF.BHN. ML:2.1 0.00005075 0.4 AML other m 2018-02-24T16:06:22.21
MN.TUE.HNE. ML:2.2 0.0000661 0.86 AML other m 2018-02-24T16:06:22.46
CH.PLONS.HHN. ML:2.4 0.00007955 1.48 AML other m 2018-02-24T16:06:28.75
CH.PLONS.HHE. ML:2.4 0.0000705 1.5 AML other m 2018-02-24T16:06:28.92
CH.DAVOX.HHN. ML:2.4 0.00006155 0.3 AML other m 2018-02-24T16:06:35.42
CH.DAVOX.HHE. ML:2.2 0.000033600000000000004 0.8 AML other m 2018-02-24T16:06:38.35
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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