Earthquake with magnitude of ML 0.9 on date 29-04-2022 and time 05:18:17 (UTC) in region Confine Italia Francia (FRANCIA)

A magnitude ML 0.9 earthquake occured in region: Confine Italia Francia (FRANCIA), on

  • 29-04-2022 05:18:17 (UTC)
  • 29-04-2022 07:18:17 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.7120, 6.8010 at 9 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

An earthquake occurred to
69 Km NW of Cuneo (56081 inhabitants)
77 Km W of Moncalieri (57294 inhabitants)
80 Km W of Torino (890529 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 2022-04-29
05:18:17
44.7123 6.801 9 2022-04-29
05:25:55
Sala Sismica INGV-Roma 103921621
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-04-29 05:18:17 ± 0.25
Latitude 44.7123 ± 0.0090
Longitude 6.8010 ± 0.0215
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 103921621

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1826
Semi-minor axis of confidence ellipse (meter) 660
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 249
Circular confidence region, given by single value of horizontal uncertainty (meter) 1830.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 205
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.20864
Epicentral distance of station farthest from the epicenter (degree) 0.78331
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 103921621
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-04-29 05:25:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.STV.HHZ. 2022-04-29T05:18:38.56 0.6 undecidable manual S 141 66.4779 50 0.35 44
GU.LSD.HHZ. 2022-04-29T05:18:33.00 1.0 undecidable manual P 17 86.9463 50 0.36 21
GU.BHB.HHZ. 2022-04-29T05:18:30.84 0.6 undecidable manual S 69 38.8278 50 -0.01 50
MN.BNI.HHZ. 2022-04-29T05:18:30.50 0.6 undecidable manual S 346 38.9277 50 -0.36 47
GU.STV.HHZ. 2022-04-29T05:18:29.82 1.0 negative manual P 141 66.4779 50 0.34 22
GU.PZZ.HHZ. 2022-04-29T05:18:28.89 0.6 undecidable manual S 132 33.744 50 -0.59 44
GU.RSP.HNZ. 2022-04-29T05:18:28.99 0.6 undecidable manual P 37 60.5949 50 0.42 44
GU.BHB.HHZ. 2022-04-29T05:18:25.37 0.3 positive manual P 69 38.8278 50 0.14 73
GU.RRL.HHZ. 2022-04-29T05:18:25.74 0.6 undecidable manual S 358 23.1546 111 -0.45 47
MN.BNI.HHZ. 2022-04-29T05:18:25.49 0.6 undecidable manual P 346 38.9277 50 0.25 48
GU.PZZ.HHZ. 2022-04-29T05:18:24.14 0.3 negative manual P 132 33.744 50 -0.3 71
GU.RRL.HHZ. 2022-04-29T05:18:22.69 0.1 positive manual P 358 23.1546 111 0.14 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.RRL.HHE. ML:0.7 0.00003105 1.02 AML other m 2022-04-29T05:18:26.01
GU.RRL.HHN. ML:0.8 0.000040050000000000004 0.18 AML other m 2022-04-29T05:18:26.19
GU.PZZ.HHN. ML:0.0 0.000055913560000000003 0.1184 AML other m 2022-04-29T05:18:30.16
GU.PZZ.HHE. ML:0.0 0.000068921145 0.1184 AML other m 2022-04-29T05:18:30.20
GU.STV.HHN. ML:0.9 0.0000148 0.38 AML other m 2022-04-29T05:18:38.50
GU.STV.HHE. ML:0.8 0.000012269375 0.2432 AML other m 2022-04-29T05:18:38.66
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