Earthquake with magnitude of ML 1.4 on date 17-03-2022 and time 23:20:43 (Italy) in region France

A magnitude ML 1.4 earthquake occured in region: France, on

  • 17-03-2022 22:20:43 (UTC)
  • 17-03-2022 23:20:43 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 45.6310, 6.3850 at 10 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 1.4 2022-03-17
22:20:43
45.6308 6.3853 10 2022-03-17
22:28:27
Sala Sismica INGV-Roma 102085771
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-03-17 22:20:43 ± 0.28
Latitude 45.6308 ± 0.0126
Longitude 6.3853 ± 0.0219
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 102085771

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1930
Semi-minor axis of confidence ellipse (meter) 1020
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 305
Circular confidence region, given by single value of horizontal uncertainty (meter) 1930.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 210
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) 0.33
Epicentral distance of station closest to the epicenter (degree) 0.43797
Epicentral distance of station farthest from the epicenter (degree) 0.84177
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:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 102085771
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-03-17 22:28:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
MN.BNI.HHE. 2022-03-17T22:21:04.24 0.6 undecidable manual S 160 68.1762 50 -0.22 46
GU.LSD.HHZ. 2022-03-17T22:21:02.54 0.3 undecidable manual S 108 61.1943 50 -0.06 73
IV.MRGE.HHZ. 2022-03-17T22:21:00.50 0.3 undecidable manual S 73 54.6009 50 -0.34 70
CH.DIX.HHZ. 2022-03-17T22:20:59.92 0.3 undecidable manual P 57 93.4398 50 0.37 64
GU.BLANC.HHZ. 2022-03-17T22:20:58.64 0.6 undecidable manual S 61 48.618 50 -0.61 43
RD.ORIF.BHE. 2022-03-17T22:20:58.15 0.3 undecidable manual P 207 88.3449 50 -0.62 60
MN.BNI.HHE. 2022-03-17T22:20:55.99 0.1 undecidable manual P 160 68.1762 50 0.34 91
GU.LSD.HHZ. 2022-03-17T22:20:54.90 0.1 undecidable manual P 108 61.1943 50 0.32 92
IV.MRGE.HHZ. 2022-03-17T22:20:53.74 0.1 negative manual P 73 54.6009 50 0.18 96
GU.BLANC.HHZ. 2022-03-17T22:20:52.68 0.1 undecidable manual P 61 48.618 50 0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.BLANC.HHN. ML:1.5 0.00008259225 0.2688 AML other m 2022-03-17T22:20:59.30
GU.BLANC.HHE. ML:1.8 0.00018141495000000002 0.32 AML other m 2022-03-17T22:20:59.46
IV.MRGE.HHE. ML:1.4 0.000060100000000000004 0.52 AML other m 2022-03-17T22:21:00.92
IV.MRGE.HHN. ML:1.2 0.000037213745 0.64 AML other m 2022-03-17T22:21:00.79
GU.LSD.HHE. ML:1.1 0.00002628226 0.1792 AML other m 2022-03-17T22:21:03.63
GU.LSD.HHN. ML:1.2 0.0000363958925 0.0896 AML other m 2022-03-17T22:21:03.30
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download