Earthquake with magnitude of ML 0.9 on date 04-03-2024 and time 23:24:23 (Italy) in region Confine Italia Svizzera (SVIZZERA)

A magnitude ML 0.9 earthquake occured in region: Confine Italia Svizzera (SVIZZERA), on

  • 04-03-2024 22:24:23 (UTC)
  • 04-03-2024 23:24:23 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 46.0780, 7.5280 at 7 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 0.9 2024-03-04
22:24:23
46.0782 7.5275 7 2024-03-04
23:16:13
Sala Sismica INGV-Roma 125700471
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-03-04 22:24:23 ± 0.28
Latitude 46.0782 ± 0.0270
Longitude 7.5275 ± 0.0117
Depth (km) 7 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 125700471

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2996
Semi-minor axis of confidence ellipse (meter) 604
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 8
Circular confidence region, given by single value of horizontal uncertainty (meter) 3000.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 184
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) 0.42
Epicentral distance of station closest to the epicenter (degree) 0.08274
Epicentral distance of station farthest from the epicenter (degree) 0.47664
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 125700471
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-03-04 23:16:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MRGE.HHZ. 2024-03-04T22:24:38.65 0.6 undecidable manual S 227 49.617 50 -0.92 37
GU.SATI.HHZ. 2024-03-04T22:24:35.12 0.6 undecidable manual S 130 34.6431 102 -0.14 49
CH.MMK.HHE. 2024-03-04T22:24:34.24 0.3 undecidable manual S 95 33.744 102 -0.73 62
GU.CIRO.HHZ. 2024-03-04T22:24:33.27 0.6 undecidable manual P 177 52.9026 50 0.2 46
GU.BLANC.HHE. 2024-03-04T22:24:33.20 0.1 undecidable manual P 241 52.6029 50 0.18 93
IV.MRGE.HHZ. 2024-03-04T22:24:32.60 0.3 positive manual P 227 49.617 50 0.04 73
CH.MMK.HHE. 2024-03-04T22:24:30.06 0.1 undecidable manual P 95 33.744 102 0.15 97
GU.SATI.HHZ. 2024-03-04T22:24:30.59 0.1 positive manual P 130 34.6431 102 0.51 90
CH.DIX.HHZ. 2024-03-04T22:24:26.52 0.6 undecidable manual S 271 9.1797 128 -0.53 46
CH.DIX.HHZ. 2024-03-04T22:24:25.56 0.1 negative manual P 271 9.1797 128 0.22 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
CH.DIX.HHE. ML:1.2 0.0002722718 0.256 AML other m 2024-03-04T22:24:27.02
CH.DIX.HHN. ML:1.5 0.00048635075 0.1408 AML other m 2024-03-04T22:24:26.76
GU.SATI.HHE. ML:0.7 0.000021184095 0.0768 AML other m 2024-03-04T22:24:36.07
GU.SATI.HHN. ML:0.7 0.000019681665000000003 0.0768 AML other m 2024-03-04T22:24:35.89
GU.SATI.HNE. ML:0.9 0.000036485965 0.448 AML other m 2024-03-04T22:24:39.27
GU.SATI.HNN. ML:0.8 0.000029672024999999998 0.7168 AML other m 2024-03-04T22:24:42.73
IV.MRGE.HHE. ML:0.9 0.000020090450000000003 1.3824 AML other m 2024-03-04T22:24:48.12
IV.MRGE.HHN. ML:0.8 0.0000163819503 45.7216 AML other m 2024-03-04T22:24:32.54
GU.CIRO.HHE. ML:0.9 0.00002139691 2.5344 AML other m 2024-03-04T22:24:54.94
GU.CIRO.HHN. ML:0.8 0.00001550441 1.1776 AML other m 2024-03-04T22:24:40.56
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