Earthquake (quarry blast) with magnitude of ML 2.3 on date 04-04-2022 and time 14:00:42 (Italy) in region Near south coast of France [Land: France]

A magnitude ML 2.3 (quarry blast) earthquake occured in region: Near south coast of France [Land: France], on

  • 04-04-2022 12:00:42 (UTC)
  • 04-04-2022 14:00:42 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.7920, 5.7810 at 0 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

Event type: quarry blast.

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
Bulletin
Rev1000
ML 2.3 2022-04-04
12:00:42
43.7922 5.7813 1 2022-07-08
12:33:41
Bollettino Sismico Italiano INGV 102841181
Reviewed
Rev100
ML 2.3 2022-04-04
12:00:43
43.8157 5.7748 10 2022-04-04
12:09:16
Sala Sismica INGV-Roma 102769451
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-04-04 12:00:42 ± 0.51
Latitude 43.7922 ± 0.0216
Longitude 5.7813 ± 0.0411
Depth (km) 1 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type quarry blast
Origin ID 102841181

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 3820
Semi-minor axis of confidence ellipse (meter) 1430
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 237
Circular confidence region, given by single value of horizontal uncertainty (meter) 3820.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 242
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 3.07388
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 102841181
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-05-19 14:34:20

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 102769451
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-04-04 12:09:16
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LPEL.HHZ. 2022-04-04T12:02:32.64 3.0 negative manual Pg 14.76 0
IV.FRON.EHZ. 2022-04-04T12:02:08.86 3.0 positive manual Pg 9.65 0
IV.NRCA.HHZ. 2022-04-04T12:01:59.80 3.0 undecidable manual Pn -4.7 0
IV.CRND.HNZ. 2022-04-04T12:01:59.47 3.0 undecidable manual Pn 2.36 0
IV.CESX.HHZ. 2022-04-04T12:01:56.97 3.0 negative manual Pn -3.05 0
IV.BAG8.EHZ. 2022-04-04T12:01:53.62 3.0 undecidable manual Pg 9.96 0
IV.ZEN8.EHZ. 2022-04-04T12:01:44.16 3.0 negative manual Pn -0.57 0
FR.SMPL.HHZ.00 2022-04-04T12:01:32.26 0.6 undecidable manual P 122 341.2029 38 -0.5 19
RD.PGF.BHZ. 2022-04-04T12:01:26.63 0.3 undecidable manual P 117 294.6828 38 -0.34 33
IV.QLNO.HHZ. 2022-04-04T12:01:16.41 0.6 undecidable manual P 73 212.8314 38 -0.37 44
GU.CANO.HHZ. 2022-04-04T12:01:15.41 0.6 undecidable manual P 76 201.3429 38 0.05 50
GU.RORO.HHZ. 2022-04-04T12:01:13.04 0.3 undecidable manual P 78 185.9694 38 -0.4 76
GU.GBOS.HHZ. 2022-04-04T12:01:11.49 0.3 undecidable manual P 72 171.5949 50 0.25 85
GU.BHB.HHZ. 2022-04-04T12:01:09.97 0.3 undecidable manual P 45 165.0126 50 -0.25 87
MN.BNI.HHZ. 2022-04-04T12:01:09.01 0.3 undecidable manual P 27 156.8208 50 0.06 95
FR.SAOF.HHZ.00 2022-04-04T12:01:07.44 0.3 undecidable manual P 81 143.2455 50 0.57 88
GU.RRL.HHZ. 2022-04-04T12:01:07.46 0.3 undecidable manual P 32 148.6401 50 -0.23 94
GU.BURY.HHZ. 2022-04-04T12:01:07.12 0.3 undecidable manual P 90 142.2465 50 0.41 92
GU.ENR.HHZ. 2022-04-04T12:01:06.36 0.3 undecidable manual P 69 139.3605 50 0.1 99
GU.PZZ.HHZ. 2022-04-04T12:01:05.09 0.3 undecidable manual P 53 132.5673 50 -0.13 100
GU.STV.HHZ. 2022-04-04T12:01:04.93 0.3 undecidable manual P 67 133.0668 50 -0.38 95
RD.ORIF.BHE. 2022-04-04T12:01:04.44 0.3 undecidable manual P 4 125.1747 50 0.36 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
FR.SAOF.HHE.00 ML:2.3 0.00011499999999999999 1.16 AML other m 2022-04-04T12:01:07.34
GU.BHB.HHN. ML:2.0 0.00004285 0.14 AML other m 2022-04-04T12:01:11.51
GU.GBOS.HHE. ML:2.6 0.00014649999999999998 0.36 AML other m 2022-04-04T12:01:12.35
IV.QLNO.HHE. ML:2.2 0.00004495 0.96 AML other m 2022-04-04T12:01:18.90
GU.STV.HHN. ML:2.2 0.0001095 1.06 AML other m 2022-04-04T12:01:23.13
GU.STV.HHE. ML:2.2 0.0001073 0.38 AML other m 2022-04-04T12:01:25.15
GU.PZZ.HHE. ML:2.5 0.0001895 1.28 AML other m 2022-04-04T12:01:25.24
GU.PZZ.HHN. ML:2.4 0.00016749999999999998 1.52 AML other m 2022-04-04T12:01:25.93
FR.SAOF.HHN.00 ML:2.5 0.000169 0.26 AML other m 2022-04-04T12:01:26.08
GU.RRL.HHN. ML:2.2 0.00007350000000000001 0.34 AML other m 2022-04-04T12:01:26.80
GU.BURY.HHE. ML:2.4 0.0001275 1.54 AML other m 2022-04-04T12:01:27.82
GU.RRL.HHE. ML:2.2 0.0000881 0.9 AML other m 2022-04-04T12:01:28.25
GU.BURY.HHN. ML:2.3 0.0001205 0.9 AML other m 2022-04-04T12:01:29.68
GU.BHB.HHE. ML:2.1 0.0000513 0.44 AML other m 2022-04-04T12:01:33.98
GU.GBOS.HHN. ML:2.3 0.00007345 0.48 AML other m 2022-04-04T12:01:35.35
GU.CANO.HHN. ML:2.5 0.00009855 0.28 AML other m 2022-04-04T12:01:42.59
GU.CANO.HHE. ML:2.6 0.0001245 1.22 AML other m 2022-04-04T12:01:43.86
IV.QLNO.HHN. ML:2.3 0.000054800000000000004 0.56 AML other m 2022-04-04T12:01:46.43
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
Waveforms Seismic signals in miniseed + resp format Download