Earthquake with magnitude of ML 2.2 on date 28-02-2023 and time 05:58:41 (UTC) in region France

A magnitude ML 2.2 earthquake occured in region: France, on

  • 28-02-2023 05:58:41 (UTC)
  • 28-02-2023 06:58:41 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.2240, 6.4350 at 8 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

An earthquake occurred to
91 Km W of Cuneo (56081 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 2.2 2023-02-28
05:58:41
44.2237 6.4348 8 2024-03-01
17:17:57
Bollettino Sismico Italiano INGV 114962061
Reviewed
Rev100
ML 2.2 2023-02-28
05:58:41
44.2032 6.3942 10 2023-02-28
06:13:41
Sala Sismica INGV-Roma 114873791
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-28 05:58:41 ± 0.46
Latitude 44.2237 ± 0.0153
Longitude 6.4348 ± 0.0251
Depth (km) 8 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 114962061

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1740
Semi-minor axis of confidence ellipse (meter) 1658
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 47
Circular confidence region, given by single value of horizontal uncertainty (meter) 1740.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 213
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.59360
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 114962061
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-11-06 15:43:36

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 114873791
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-02-28 06:13:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OX.CIMO.HHZ. 2023-02-28T06:00:38.64 3.0 undecidable manual Sn -0.25 0
IV.GUMA.HHZ. 2023-02-28T06:00:12.46 3.0 undecidable manual Pg 13.36 0
NI.VINO.HHZ. 2023-02-28T06:00:01.37 3.0 undecidable manual Pn 2.82 0
IV.MAGA.HHZ. 2023-02-28T05:59:36.05 3.0 negative manual Pn 3.33 0
GU.BURY.HHE. 2023-02-28T05:59:12.76 0.3 undecidable manual S 118 102.0201 50 0.46 66
GU.CIRO.HHE. 2023-02-28T05:59:11.69 0.1 undecidable manual P 30 176.8896 50 0.74 63
GU.PCP.HHZ. 2023-02-28T05:59:10.18 1.0 undecidable manual P 77 170.9955 50 0.14 19
FR.SAOF.HHZ.00 2023-02-28T05:59:09.77 0.3 undecidable manual S 106 92.9403 50 -0.09 72
RD.ORIF.BHE. 2023-02-28T05:59:08.51 0.6 undecidable manual S 331 88.6446 50 -0.22 47
GU.RRL.HHE. 2023-02-28T05:59:07.88 0.3 undecidable manual S 20 82.251 50 0.85 59
GU.LSD.HHN. 2023-02-28T05:59:06.77 0.3 undecidable manual P 22 147.741 50 0.32 61
GU.STV.HHE. 2023-02-28T05:59:03.87 0.3 undecidable manual S 88 70.8735 50 -0.12 75
GU.RSP.HHE. 2023-02-28T05:59:03.03 0.3 undecidable manual P 32 121.6893 50 0.59 60
GU.MGRO.HHN. 2023-02-28T05:59:00.62 0.3 undecidable manual P 100 111.1998 50 -0.2 68
GU.BURY.HHE. 2023-02-28T05:59:00.05 0.1 undecidable manual P 118 102.0201 50 0.64 82
GU.GBOS.HHZ. 2023-02-28T05:59:00.94 0.1 undecidable manual P 88 111.6993 50 0.04 94
GU.PZZ.HHE. 2023-02-28T05:59:00.78 0.3 undecidable manual S 60 62.493 50 -0.95 58
GU.BHB.HHZ. 2023-02-28T05:58:58.06 0.1 undecidable manual P 44 94.3389 50 -0.16 95
FR.SAOF.HHZ.00 2023-02-28T05:58:57.62 0.3 undecidable manual P 106 92.9403 50 -0.38 68
GU.RRL.HHE. 2023-02-28T05:58:56.30 0.1 undecidable manual P 20 82.251 50 -0.07 99
RD.ORIF.BHE. 2023-02-28T05:58:56.60 0.3 undecidable manual P 331 88.6446 50 -0.75 60
GU.STV.HHE. 2023-02-28T05:58:54.29 0.1 undecidable manual P 88 70.8735 50 -0.32 96
GU.PZZ.HHE. 2023-02-28T05:58:53.12 0.1 undecidable manual P 60 62.493 50 -0.19 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.PCP.HHE. ML:2.1 0.0000513019203 1.2416 AML other m 2023-02-28T05:59:10.13
FR.SAOF.HHN.00 ML:2.3 0.00023925014999999998 0.4384 AML other m 2023-02-28T05:59:10.39
GU.BHB.HHN. ML:2.1 0.00014428489 0.4576 AML other m 2023-02-28T05:59:11.16
GU.BHB.HNN. ML:2.1 0.00015184713 0.5088 AML other m 2023-02-28T05:59:11.16
GU.BHB.HHE. ML:2.0 0.00010360331 1.5616 AML other m 2023-02-28T05:59:11.97
GU.BHB.HNE. ML:2.0 0.000111087875 1.6192 AML other m 2023-02-28T05:59:11.99
FR.SAOF.HHE.00 ML:2.4 0.00025807419999999997 0.32 AML other m 2023-02-28T05:59:17.47
GU.GBOS.HHN. ML:2.2 0.000135144 0.4 AML other m 2023-02-28T05:59:17.42
GU.GBOS.HHE. ML:2.2 0.00012890065 0.3424 AML other m 2023-02-28T05:59:21.66
GU.PCP.HHN. ML:2.7 0.00019835294999999997 1.4816 AML other m 2023-02-28T05:59:27.16
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
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