Earthquake with magnitude of ML 1.9 on date 04-01-2024 and time 09:03:24 (Italy) in region Svizzera (SVIZZERA)

A magnitude ML 1.9 earthquake occured in region: Svizzera (SVIZZERA), on

  • 04-01-2024 08:03:24 (UTC)
  • 04-01-2024 09:03:24 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.7770, 8.0480 at 6 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
ML 1.9 2024-01-04
08:03:24
46.7773 8.0477 6 2024-01-04
08:16:13
Sala Sismica INGV-Roma 124474191
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-01-04 08:03:24 ± 0.22
Latitude 46.7773 ± 0.0135
Longitude 8.0477 ± 0.0105
Depth (km) 6 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 124474191

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1247
Semi-minor axis of confidence ellipse (meter) 894
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 353
Circular confidence region, given by single value of horizontal uncertainty (meter) 1250.0
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 21
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.24646
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 124474191
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-01-04 08:16:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SMA1.EHZ. 2024-01-04T08:05:09.08 3.0 undecidable manual Pg 20.42 0
IV.CSP1.EHZ. 2024-01-04T08:04:44.00 3.0 negative manual Pn 0.99 0
IV.ATFO.HHZ. 2024-01-04T08:04:43.20 3.0 undecidable manual Pn 7.24 0
IV.TRIF.CHZ. 2024-01-04T08:04:39.17 3.0 positive manual Pg 9.67 0
IV.CSNT.HHZ. 2024-01-04T08:04:30.23 3.0 positive manual Pn 3.11 0
ST.RONC.HNZ. 2024-01-04T08:04:25.12 3.0 undecidable manual Sn 2.06 0
IV.STAL.HHZ. 2024-01-04T08:04:25.03 3.0 undecidable manual Pn 8.95 0
CH.GIMEL.HHE. 2024-01-04T08:04:04.31 0.6 undecidable manual S 259 138.3615 50 -0.66 36
CH.PLONS.HHZ. 2024-01-04T08:03:56.08 0.6 undecidable manual S 73 105.4167 50 -0.1 44
MN.TUE.HHZ. 2024-01-04T08:03:55.92 0.6 undecidable manual S 108 104.6175 50 -0.05 45
CH.DIX.HHZ. 2024-01-04T08:03:52.71 0.6 undecidable manual S 213 91.5417 50 0.25 44
CH.MMK.HHE. 2024-01-04T08:03:48.70 0.6 undecidable manual S 185 80.8635 50 -0.93 36
CH.GIMEL.HHE. 2024-01-04T08:03:47.82 0.1 undecidable manual P 259 138.3615 50 0.01 84
CH.PLONS.HHZ. 2024-01-04T08:03:43.02 0.1 undecidable manual P 73 105.4167 50 0.29 85
CH.FUSIO.HHZ. 2024-01-04T08:03:43.45 0.6 undecidable manual S 127 58.9965 50 -0.33 46
MN.TUE.HHZ. 2024-01-04T08:03:43.24 0.6 positive manual P 108 104.6175 50 0.63 39
CH.DIX.HHZ. 2024-01-04T08:03:40.80 0.3 undecidable manual P 213 91.5417 50 0.21 67
CH.MMK.HHE. 2024-01-04T08:03:39.12 0.1 undecidable manual P 185 80.8635 50 0.17 91
CH.FUSIO.HHZ. 2024-01-04T08:03:35.92 0.3 positive manual P 127 58.9965 50 0.34 69
CH.BNALP.HHZ. 2024-01-04T08:03:34.75 0.6 undecidable manual S 70 30.4473 100 -0.36 48
CH.BNALP.HHZ. 2024-01-04T08:03:30.38 0.1 negative manual P 70 30.4473 100 -0.19 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
CH.BNALP.HHN. ML:1.7 0.00022999999999999998 0.76 AML other m 2024-01-04T08:03:35.70
CH.BNALP.HHE. ML:1.8 0.000341 0.28 AML other m 2024-01-04T08:03:37.22
CH.FUSIO.HHN. ML:1.6 0.00009329013 0.1472 AML other m 2024-01-04T08:03:44.40
CH.FUSIO.HHE. ML:1.6 0.00008311376 0.1792 AML other m 2024-01-04T08:03:43.81
MN.TUE.HHN. ML:1.8 0.0000633 0.38 AML other m 2024-01-04T08:03:57.97
CH.DIX.HHE. ML:2.1 0.00014141748999999998 0.2112 AML other m 2024-01-04T08:03:58.06
MN.TUE.HHE. ML:1.8 0.00005765 0.26 AML other m 2024-01-04T08:03:58.82
CH.DIX.HHN. ML:2.3 0.00020739999999999997 0.44 AML other m 2024-01-04T08:03:59.84
CH.PLONS.HHE. ML:2.0 0.0000934 1.76 AML other m 2024-01-04T08:04:00.93
CH.PLONS.HHN. ML:2.2 0.00013795475 0.3136 AML other m 2024-01-04T08:04:00.31
MN.TUE.HNE. ML:1.8 0.00005382218 0.2368 AML other m 2024-01-04T08:03:58.82
MN.TUE.HNN. ML:1.9 0.000068958935 0.4032 AML other m 2024-01-04T08:03:57.98
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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