Earthquake with magnitude of ML 2.0 on date 26-04-2018 and time 02:39:32 (UTC) in region Svizzera (SVIZZERA)

A magnitude ML 2.0 earthquake occured in region: Svizzera (SVIZZERA), on

  • 26-04-2018 02:39:32 (UTC)
  • 26-04-2018 04:39:32 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 46.9260, 8.9220 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 2.0 2018-04-26
02:39:32
46.9255 8.922 10 2019-04-24
14:49:50
Bollettino Sismico Italiano INGV 66788091
Reviewed
Rev100
ML 2.1 2018-04-26
02:39:31
46.9113 8.9258 6 2018-04-26
02:50:38
Sala Sismica INGV-Roma 56111121
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-04-26 02:39:32 ± 0.22
Latitude 46.9255 ± 0.0153
Longitude 8.9220 ± 0.0132
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 66788091

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1730
Semi-minor axis of confidence ellipse (meter) 970
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 348
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) 167
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.46
Epicentral distance of station closest to the epicenter (degree) 0.33635
Epicentral distance of station farthest from the epicenter (degree) 1.69882
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:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 27
Type of magnitude ML
Reference to an origin 66788091
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-03-22 15:04:21

ML:2.1

Field Value
Value 2.1
Uncertainty 0.1
Num. used stations 22
Type of magnitude ML
Reference to an origin 56111121
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-04-26 02:50:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
SI.ROSI.HHZ. 2018-04-26T02:40:05.82 0.3 undecidable manual P 89 188.5668 38 3.29 3
CH.MUGIO.HHZ. 2018-04-26T02:40:04.35 0.6 undecidable manual S 175 111.6993 50 -0.43 42
CH.FUORN.HHZ. 2018-04-26T02:40:03.92 0.3 undecidable manual S 108 107.4147 50 0.29 65
GU.TRAV.HHZ. 2018-04-26T02:40:02.80 0.3 undecidable manual P 210 180.7857 38 1.24 35
CH.BERNI.HHN. 2018-04-26T02:40:01.30 0.3 undecidable manual S 124 101.2209 50 -0.69 58
IV.ZONE.HHZ. 2018-04-26T02:39:59.41 0.3 undecidable manual P 144 158.1195 50 1.23 40
SI.MOSI.HHZ. 2018-04-26T02:39:54.14 0.6 undecidable manual P 105 128.2716 50 0.54 39
CH.DAVOX.HHZ. 2018-04-26T02:39:54.38 0.6 undecidable manual S 102 74.37 50 -0.44 45
IV.BRMO.HHZ. 2018-04-26T02:39:53.00 0.3 undecidable manual P 114 121.0899 50 0.52 60
CH.MMK.HHZ. 2018-04-26T02:39:52.85 0.1 negative manual P 217 121.5894 50 0.3 84
IV.VARE.HHZ. 2018-04-26T02:39:52.62 0.3 undecidable manual P 186 117.8931 50 0.63 58
CH.MUGIO.HHZ. 2018-04-26T02:39:51.54 0.1 negative manual P 175 111.6993 50 0.5 82
CH.FUORN.HHZ. 2018-04-26T02:39:50.82 0.3 undecidable manual P 108 107.4147 50 0.45 63
CH.BERNI.HHN. 2018-04-26T02:39:49.38 0.3 undecidable manual P 124 101.2209 50 -0.04 69
MN.TUE.HHZ. 2018-04-26T02:39:49.64 0.6 undecidable manual S 147 59.7957 50 -1.28 32
CH.FUSIO.HHZ. 2018-04-26T02:39:48.68 0.6 undecidable manual S 201 55.7997 50 -1.17 34
CH.DAVOX.HHZ. 2018-04-26T02:39:45.51 0.1 negative manual P 102 74.37 50 0.22 94
CH.BNALP.HHZ. 2018-04-26T02:39:44.38 0.6 undecidable manual S 261 38.1285 50 -0.77 43
CH.PLONS.HHZ. 2018-04-26T02:39:43.90 0.6 undecidable manual S 68 37.3293 50 -1.02 38
MN.TUE.HHZ. 2018-04-26T02:39:42.85 0.1 negative manual P 147 59.7957 50 -0.19 97
CH.FUSIO.HHZ. 2018-04-26T02:39:42.27 0.1 positive manual P 201 55.7997 50 -0.15 99
CH.BNALP.HHZ. 2018-04-26T02:39:39.46 0.1 positive manual P 261 38.1285 50 -0.24 100
CH.PLONS.HHZ. 2018-04-26T02:39:39.23 0.1 positive manual P 68 37.3293 50 -0.34 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
CH.PLONS.HHE. ML:1.9 0.0002976771 0.1088 AML other m 2018-04-26T02:39:44.28
CH.PLONS.HHN. ML:2.0 0.000395645 0.16 AML other m 2018-04-26T02:39:44.41
CH.BNALP.HHN. ML:2.1 0.0005440865 1.8208 AML other m 2018-04-26T02:39:44.92
CH.BNALP.HHE. ML:1.9 0.00026284485 0.28 AML other m 2018-04-26T02:39:45.28
CH.FUSIO.HHE. ML:2.2 0.00036733935 0.1504 AML other m 2018-04-26T02:39:49.21
CH.FUSIO.HHN. ML:2.1 0.0002871972 1.7296 AML other m 2018-04-26T02:39:50.06
MN.TUE.HNE. ML:1.4 0.000054817745 0.2 AML other m 2018-04-26T02:39:50.23
MN.TUE.HHE. ML:1.5 0.00007025805000000001 0.2 AML other m 2018-04-26T02:39:50.23
MN.TUE.HNN. ML:1.4 0.000048812655 0.16 AML other m 2018-04-26T02:39:50.80
MN.TUE.HHN. ML:1.5 0.00006365432 0.16 AML other m 2018-04-26T02:39:50.72
CH.DAVOX.HHE. ML:2.0 0.00013856725 0.2672 AML other m 2018-04-26T02:39:54.00
CH.DAVOX.HHN. ML:2.0 0.000137796 0.3824 AML other m 2018-04-26T02:39:55.01
CH.MUGIO.HHE. ML:2.2 0.000126 0.2 AML other m 2018-04-26T02:40:05.81
IV.VARE.HHE. ML:2.2 0.00013350000000000002 0.32 AML other m 2018-04-26T02:40:07.53
CH.MUGIO.HHN. ML:2.1 0.000095104945 0.2512 AML other m 2018-04-26T02:40:07.65
IV.VARE.HHN. ML:2.1 0.00010185 0.54 AML other m 2018-04-26T02:40:11.69
CH.MMK.HHN. ML:2.1 0.00009471569 0.5104 AML other m 2018-04-26T02:40:14.55
CH.MMK.HHE. ML:1.9 0.000052896085 0.2592 AML other m 2018-04-26T02:40:14.61
IV.BRMO.HHN. ML:1.5 0.000024343950000000003 1.2192 AML other m 2018-04-26T02:40:16.65
IV.BRMO.HHE. ML:1.4 0.000019234005000000003 1.36 AML other m 2018-04-26T02:40:16.27
IV.ZONE.HHE. ML:2.1 0.00006205841000000001 0.3008 AML other m 2018-04-26T02:40:18.21
IV.ZONE.HHN. ML:2.1 0.000055741455 0.2208 AML other m 2018-04-26T02:40:18.52
SI.MOSI.HHN. ML:2.3 0.00012665839000000002 0.5008 AML other m 2018-04-26T02:40:18.53
SI.MOSI.HHE. ML:2.1 0.000077697435 0.4192 AML other m 2018-04-26T02:40:19.35
GU.TRAV.HHN. ML:2.1 0.000052158195000000005 0.2192 AML other m 2018-04-26T02:40:25.79
SI.ROSI.HHE. ML:2.4 0.000075944145 0.68 AML other m 2018-04-26T02:40:33.86
SI.ROSI.HHN. ML:2.4 0.00007645747 0.3792 AML other m 2018-04-26T02:40:35.22
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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