Earthquake with magnitude of ML 2.1 on date 02-05-2023 and time 01:31:15 (UTC) in region Confine Italia Francia (FRANCIA)

A magnitude ML 2.1 earthquake occured in region: Confine Italia Francia (FRANCIA), on

  • 02-05-2023 01:31:15 (UTC)
  • 02-05-2023 03:31:15 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.4980, 6.8510 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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Acceglio CN 12 162 162
Argentera CN 16 83 245
Bellino CN 16 109 354
Prazzo CN 16 170 524
Canosio CN 19 80 604
Elva CN 20 97 701
Pontechianale CN 20 179 880
Marmora CN 20 68 948

Municipalities with at least 50000 inhabitants

An earthquake occurred to
57 Km W of Cuneo (56081 inhabitants)
87 Km SW of Moncalieri (57294 inhabitants)
92 Km SW 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 2.1 2023-05-02
01:31:15
44.498 6.8507 10 2023-05-02
01:54:10
Sala Sismica INGV-Roma 116948671
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-02 01:31:15 ± 0.2
Latitude 44.4980 ± 0.0063
Longitude 6.8507 ± 0.0113
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 116948671

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 878
Semi-minor axis of confidence ellipse (meter) 559
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 56
Circular confidence region, given by single value of horizontal uncertainty (meter) 880.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 158
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 30
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.36
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.98206
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 18
Magnitude information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 31
Type of magnitude ML
Reference to an origin 116948671
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-02 01:54:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.PCP.HHZ. 2023-05-02T01:31:54.62 0.3 undecidable manual S 100
GU.RORO.HHZ. 2023-05-02T01:31:46.07 0.6 undecidable manual S 113 105.6165 50 -0.38 42
GU.IMI.HHZ. 2023-05-02T01:31:46.48 0.3 undecidable manual S 128 105.4167 50 0.07 67
GU.BURY.HHZ. 2023-05-02T01:31:44.07 0.6 undecidable manual S 144 97.2249 50 -0.16 45
GU.MGRO.HHZ. 2023-05-02T01:31:42.81 0.3 undecidable manual S 123 91.3419 50 0.17 68
RD.ORIF.BHE. 2023-05-02T01:31:41.71 0.3 undecidable manual S 302 89.6436 50 -0.47 64
4P.IT06A.HHE. 2023-05-02T01:31:40.81 0.6 undecidable manual S 87 81.5517 50 0.78 38
GU.GBOS.HHZ. 2023-05-02T01:31:40.16 0.3 undecidable manual S 110 83.4498 50 -0.38 66
FR.SAOF.HHZ.00 2023-05-02T01:31:39.10 0.3 undecidable manual S 135 79.6647 50 -0.42 66
GU.RSP.HHZ. 2023-05-02T01:31:39.46 0.3 undecidable manual S 24 79.1652 50 0.07 71
GU.LSD.HHZ. 2023-05-02T01:31:34.25 0.3 undecidable manual P 12 109.0131 50 0.36 63
IV.MONC.HHZ. 2023-05-02T01:31:34.48 0.1 undecidable manual P 53 106.116 50 1.03 66
GU.RORO.HHZ. 2023-05-02T01:31:33.48 0.1 undecidable manual P 113 105.6165 50 0.11 89
GU.IMI.HHZ. 2023-05-02T01:31:33.56 0.1 undecidable manual P 128 105.4167 50 0.21 87
GU.BURY.HHZ. 2023-05-02T01:31:32.61 0.3 undecidable manual P 144 97.2249 50 0.52 62
GU.MGRO.HHZ. 2023-05-02T01:31:31.44 0.1 undecidable manual P 123 91.3419 50 0.27 89
GU.RRL.HHZ. 2023-05-02T01:31:30.72 0.3 undecidable manual S 354 47.2194 50 -0.13 74
4P.IT06A.HHE. 2023-05-02T01:31:30.38 0.1 undecidable manual P 87 81.5517 50 0.72 79
GU.BHB.HHZ. 2023-05-02T01:31:30.52 0.3 undecidable manual S 41 49.617 50 -0.98 56
RD.ORIF.BHE. 2023-05-02T01:31:30.96 0.1 undecidable manual P 302 89.6436 50 0.05 93
GU.GBOS.HHZ. 2023-05-02T01:31:29.99 0.1 undecidable manual P 110 83.4498 50 0.03 95
FR.SAOF.HHZ.00 2023-05-02T01:31:29.45 0.3 undecidable manual P 135 79.6647 50 0.08 71
GU.RSP.HHZ. 2023-05-02T01:31:29.68 0.1 undecidable manual P 24 79.1652 50 0.38 89
MN.BNI.HHZ. 2023-05-02T01:31:27.12 0.3 undecidable manual P 348 62.9925 50 0.32 70
GU.ENR.HHZ. 2023-05-02T01:31:25.01 0.1 undecidable manual P 123 54.0015 50 -0.41 93
GU.RRL.HHZ. 2023-05-02T01:31:24.01 0.1 undecidable manual P 354 47.2194 50 -0.36 95
GU.BHB.HHZ. 2023-05-02T01:31:24.52 0.1 undecidable manual P 41 49.617 50 -0.22 97
GU.PZZ.HHZ. 2023-05-02T01:31:23.32 0.3 undecidable manual S 87 20.9679 115 -0.21 77
GU.STV.HHZ. 2023-05-02T01:31:23.91 0.1 undecidable manual P 126 47.0196 50 -0.43 93
GU.PZZ.HHZ. 2023-05-02T01:31:19.82 0.1 undecidable manual P 87 20.9679 115 -0.32 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.PZZ.HHN. ML:2.4 0.00183 0.52 AML other m 2023-05-02T01:31:23.99
GU.PZZ.HHE. ML:2.4 0.001625 0.2 AML other m 2023-05-02T01:31:23.83
GU.STV.HHE. ML:1.9 0.00020999999999999998 0.88 AML other m 2023-05-02T01:31:30.77
GU.STV.HHN. ML:2.0 0.000272 0.52 AML other m 2023-05-02T01:31:31.03
GU.BHB.HHN. ML:1.7 0.000134 0.26 AML other m 2023-05-02T01:31:31.79
GU.BHB.HNE. ML:1.7 0.00014399999999999998 1.1 AML other m 2023-05-02T01:31:31.95
GU.BHB.HHE. ML:1.7 0.000132 0.1 AML other m 2023-05-02T01:31:32.09
GU.BHB.HNN. ML:1.7 0.00014600000000000003 0.46 AML other m 2023-05-02T01:31:32.53
GU.ENR.HHE. ML:2.1 0.000322 1.1 AML other m 2023-05-02T01:31:33.99
GU.ENR.HHN. ML:2.1 0.000308 0.86 AML other m 2023-05-02T01:31:33.69
GU.GBOS.HHE. ML:2.2 0.000222 0.98 AML other m 2023-05-02T01:31:40.91
FR.SAOF.HHE.00 ML:2.0 0.0001255 0.44 AML other m 2023-05-02T01:31:40.85
GU.GBOS.HHN. ML:2.2 0.0002075 0.32 AML other m 2023-05-02T01:31:41.42
FR.SAOF.HHN.00 ML:2.0 0.0001363 0.4 AML other m 2023-05-02T01:31:41.32
GU.MGRO.HHE. ML:2.0 0.00010439999999999999 0.48 AML other m 2023-05-02T01:31:43.82
GU.MGRO.HHN. ML:2.1 0.00014250000000000002 0.36 AML other m 2023-05-02T01:31:44.34
GU.RORO.HHE. ML:2.0 0.00009075 0.38 AML other m 2023-05-02T01:31:47.27
GU.IMI.HHE. ML:2.3 0.000176 0.38 AML other m 2023-05-02T01:31:47.38
GU.RORO.HHN. ML:2.3 0.0001735 0.96 AML other m 2023-05-02T01:31:47.58
GU.IMI.HHN. ML:2.5 0.00026450000000000003 1.52 AML other m 2023-05-02T01:31:48.88
GU.CANO.HHE. ML:2.5 0.0002405 1.12 AML other m 2023-05-02T01:31:50.05
IV.QLNO.HHN. ML:2.0 0.00008060000000000001 0.52 AML other m 2023-05-02T01:31:50.95
GU.CANO.HHN. ML:2.3 0.00016949999999999997 0.76 AML other m 2023-05-02T01:31:51.05
GU.LSD.HHE. ML:1.9 0.00007075000000000001 0.16 AML other m 2023-05-02T01:31:51.26
GU.LSD.HHN. ML:1.8 0.000059199999999999996 0.54 AML other m 2023-05-02T01:31:52.37
IV.QLNO.HHE. ML:2.2 0.0001175 0.24 AML other m 2023-05-02T01:31:52.69
IV.MONC.HHN. ML:2.0 0.00009245000000000001 1.54 AML other m 2023-05-02T01:31:52.04
IV.MONC.HHE. ML:2.1 0.00010819999999999999 0.6 AML other m 2023-05-02T01:31:54.23
GU.PCP.HHN. ML:2.1 0.00007965 0.38 AML other m 2023-05-02T01:31:55.48
GU.TRAV.HHN. ML:1.6 0.0000246 0.52 AML other m 2023-05-02T01:31:56.49
GU.TRAV.HHE. ML:1.7 0.000031899999999999996 1.2 AML other m 2023-05-02T01:31:56.75
GU.PCP.HHE. ML:1.9 0.0000523 1.16 AML other m 2023-05-02T01:31:57.72
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