Earthquake with magnitude of ML 2.1 on date 30-09-2023 and time 21:42:34 (UTC) in region Confine Italia Francia (FRANCIA)

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

  • 30-09-2023 21:42:34 (UTC)
  • 30-09-2023 23:42:34 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.5330, 6.7830 at 11 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 18 162 162
Bellino CN 19 109 271

Municipalities with at least 50000 inhabitants

An earthquake occurred to
63 Km W of Cuneo (56081 inhabitants)
88 Km SW of Moncalieri (57294 inhabitants)
93 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 2023-09-30
21:42:34
44.5328 6.7833 11 2023-09-30
21:54:26
Sala Sismica INGV-Roma 121629191
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-30 21:42:34 ± 0.1
Latitude 44.5328 ± 0.0063
Longitude 6.7833 ± 0.0088
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 121629191

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1010
Semi-minor axis of confidence ellipse (meter) 210
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 134
Circular confidence region, given by single value of horizontal uncertainty (meter) 1010.0
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 41
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.39
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.00904
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 15
Magnitude information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 42
Type of magnitude ML
Reference to an origin 121629191
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-09-30 21:54:26
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.APEC.HNZ. 2023-09-30T21:43:55.51 3.0 undecidable manual Pg 18.799999 0
IV.SRES.HHZ. 2023-09-30T21:43:52.88 3.0 undecidable manual Pn 8.16 0
IV.RIBO.EHZ.01 2023-09-30T21:43:41.41 3.0 negative manual Pg 14.44 0
GU.PCP.HHZ. 2023-09-30T21:43:14.17 3.0 undecidable manual S -0.49 0
GU.CIRO.HHZ. 2023-09-30T21:43:13.10 3.0 undecidable manual S -0.41 0
GU.TRAV.HHZ. 2023-09-30T21:43:12.02 3.0 undecidable manual S -1.2 0
GU.RORO.HHZ. 2023-09-30T21:43:06.16 0.6 undecidable manual S 114 111.999 90 -0.22 45
GU.IMI.HHZ. 2023-09-30T21:43:06.48 0.6 undecidable manual S 128 111.999 90 0.1 44
GU.LSD.HHZ. 2023-09-30T21:43:04.55 0.3 undecidable manual S 15 106.4157 90 -0.31 64
GU.SATI.HHZ. 2023-09-30T21:43:03.97 3.0 positive manual P 3.31 0
GU.BURY.HHZ. 2023-09-30T21:43:03.66 0.3 undecidable manual S 143 103.5186 90 -0.45 65
4P.IT06A.HHZ. 2023-09-30T21:43:00.61 0.6 undecidable manual S 89 86.7465 90 0.98 35
GU.GBOS.HHZ. 2023-09-30T21:43:00.10 0.3 undecidable manual S 111 89.7435 90 -0.31 68
FR.SAOF.HHZ.00 2023-09-30T21:42:59.10 0.3 undecidable manual S 135 86.1471 90 -0.36 69
RD.ORIF.BHZ. 2023-09-30T21:42:58.27 0.3 undecidable manual S 301 83.0502 90 -0.38 67
GU.CIRO.HHZ. 2023-09-30T21:42:57.13 3.0 negative manual P 1.15 0
GU.PCP.HHZ. 2023-09-30T21:42:57.26 3.0 undecidable manual P 0.63 0
IV.MRGE.HHZ. 2023-09-30T21:42:57.33 3.0 undecidable manual P 0.66 0
GU.RSP.HHZ. 2023-09-30T21:42:57.18 0.3 undecidable manual S 29 78.0663 90 -0.12 71
IV.QLNO.HHZ. 2023-09-30T21:42:55.52 3.0 undecidable manual P 0.57 0
GU.CANO.HHZ. 2023-09-30T21:42:54.29 3.0 undecidable manual P -0.02 0
IV.MONC.HHZ. 2023-09-30T21:42:53.35 0.1 undecidable manual P 56 108.2139 90 1.24 60
GU.IMI.HHZ. 2023-09-30T21:42:53.16 0.3 undecidable manual P 128 111.999 90 0.46 62
GU.TRAV.HHZ. 2023-09-30T21:42:53.21 3.0 undecidable manual P -2.61 0
GU.LSD.HHZ. 2023-09-30T21:42:52.05 0.1 undecidable manual P 15 106.4157 90 0.23 90
GU.RORO.HHZ. 2023-09-30T21:42:52.80 0.1 undecidable manual P 114 111.999 90 0.1 89
GU.BURY.HHZ. 2023-09-30T21:42:52.00 0.1 undecidable manual P 143 103.5186 90 0.61 79
GU.MGRO.HHZ. 2023-09-30T21:42:50.92 0.1 undecidable manual P 123 97.8243 90 0.4 86
GU.STV.HHZ. 2023-09-30T21:42:50.01 0.3 undecidable manual S 126 53.6019 90 -0.77 64
GU.GBOS.HHZ. 2023-09-30T21:42:49.31 0.1 undecidable manual P 111 89.7435 90 0.05 95
GU.BHB.HHZ. 2023-09-30T21:42:49.65 0.3 undecidable manual S 48 50.616 90 -0.32 72
4P.IT06A.HHZ. 2023-09-30T21:42:49.29 0.1 undecidable manual P 89 86.7465 90 0.49 87
RD.ORIF.BHZ. 2023-09-30T21:42:48.40 0.1 positive manual P 301 83.0502 90 0.16 95
FR.SAOF.HHZ.00 2023-09-30T21:42:48.88 0.1 positive manual P 135 86.1471 90 0.18 93
GU.RSP.HHZ. 2023-09-30T21:42:47.76 0.3 negative manual P 29 78.0663 90 0.3 70
GU.RRL.HHZ. 2023-09-30T21:42:47.52 0.3 undecidable manual S 1 43.0236 90 -0.45 70
GU.STV.HHZ. 2023-09-30T21:42:43.49 0.1 undecidable manual P 126 53.6019 90 -0.2 100
GU.BHB.HHZ. 2023-09-30T21:42:42.89 1.0 undecidable manual P 48 50.616 90 -0.34 24
GU.PZZ.HHZ. 2023-09-30T21:42:42.38 0.6 undecidable manual S 96 26.4513 90 -1.15 37
GU.RRL.HHZ. 2023-09-30T21:42:41.75 0.1 negative manual P 1 43.0236 90 -0.32 97
GU.PZZ.HHZ. 2023-09-30T21:42:38.97 0.1 positive manual P 96 26.4513 90 -0.54 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.PZZ.HHE. ML:2.6 0.002245 1.14 AML other m 2023-09-30T21:42:42.27
GU.PZZ.HHN. ML:2.7 0.002845 1.72 AML other m 2023-09-30T21:42:42.87
GU.BHB.HNN. ML:2.0 0.000279 1.06 AML other m 2023-09-30T21:42:50.70
GU.BHB.HHN. ML:2.0 0.000264 1.06 AML other m 2023-09-30T21:42:50.70
GU.BHB.HNE. ML:2.0 0.0002395 0.88 AML other m 2023-09-30T21:42:51.44
GU.BHB.HHE. ML:2.0 0.00023799999999999998 0.88 AML other m 2023-09-30T21:42:51.88
GU.STV.HHE. ML:1.9 0.0001735 1.38 AML other m 2023-09-30T21:42:52.72
GU.STV.HHN. ML:2.0 0.00022399999999999997 1.64 AML other m 2023-09-30T21:42:52.88
GU.RSP.HHE. ML:1.8 0.0000915 0.12 AML other m 2023-09-30T21:42:59.68
GU.RSP.HNE. ML:2.5 0.0004325 0.5 AML other m 2023-09-30T21:42:59.62
FR.SAOF.HHE.00 ML:2.0 0.0001375 0.26 AML other m 2023-09-30T21:42:59.84
GU.RSP.HHN. ML:1.9 0.00011394999999999999 0.16 AML other m 2023-09-30T21:42:59.74
GU.RSP.HNN. ML:2.6 0.0005835 1.46 AML other m 2023-09-30T21:42:59.74
GU.GBOS.HHN. ML:2.5 0.00033350000000000003 0.4 AML other m 2023-09-30T21:43:00.67
GU.GBOS.HHE. ML:2.6 0.00041999999999999996 0.44 AML other m 2023-09-30T21:43:00.71
4P.IT06A.HHN. ML:2.4 0.0003445 1.46 AML other m 2023-09-30T21:43:01.15
FR.SAOF.HHN.00 ML:2.1 0.000152 1.58 AML other m 2023-09-30T21:43:02.83
RD.ORIF.BHE. ML:1.8 0.0000892 0.44 AML other m 2023-09-30T21:43:04.07
RD.ORIF.BHN. ML:1.7 0.00006775000000000001 1.44 AML other m 2023-09-30T21:43:04.93
4P.IT06A.HHE. ML:2.4 0.000323 1.6 AML other m 2023-09-30T21:43:06.89
GU.BURY.HHN. ML:2.0 0.0000959 1.58 AML other m 2023-09-30T21:43:06.14
GU.BURY.HNE. ML:2.1 0.0001305 0.7 AML other m 2023-09-30T21:43:06.13
GU.RORO.HHE. ML:2.3 0.000179 0.28 AML other m 2023-09-30T21:43:07.79
GU.RORO.HHN. ML:2.3 0.00015649999999999998 0.26 AML other m 2023-09-30T21:43:07.76
GU.BURY.HNN. ML:2.1 0.0001205 1.4 AML other m 2023-09-30T21:43:07.94
GU.BURY.HHE. ML:2.1 0.0001325 0.64 AML other m 2023-09-30T21:43:08.44
GU.LSD.HHE. ML:2.1 0.000124 1.44 AML other m 2023-09-30T21:43:08.01
GU.LSD.HHN. ML:2.0 0.0000802 0.3 AML other m 2023-09-30T21:43:09.05
GU.CANO.HHE. ML:2.5 0.00023649999999999998 0.4 AML other m 2023-09-30T21:43:10.70
GU.CANO.HHN. ML:2.5 0.00021300000000000003 0.42 AML other m 2023-09-30T21:43:12.78
GU.TRAV.HHE. ML:2.1 0.00008565000000000001 0.24 AML other m 2023-09-30T21:43:13.30
GU.TRAV.HHN. ML:1.9 0.000053400000000000004 0.3 AML other m 2023-09-30T21:43:13.28
IV.MONC.HHN. ML:2.3 0.00016999999999999999 0.72 AML other m 2023-09-30T21:43:13.48
GU.IMI.HHE. ML:2.1 0.0001171 0.84 AML other m 2023-09-30T21:43:13.57
GU.CIRO.HHE. ML:1.9 0.000046899999999999995 1 AML other m 2023-09-30T21:43:13.35
GU.IMI.HHN. ML:2.2 0.0001295 1.28 AML other m 2023-09-30T21:43:13.86
IV.MONC.HHE. ML:2.2 0.00014900000000000002 0.42 AML other m 2023-09-30T21:43:14.96
GU.CIRO.HHN. ML:1.9 0.000043249999999999994 1.24 AML other m 2023-09-30T21:43:15.16
GU.PCP.HHE. ML:1.9 0.0000496 0.34 AML other m 2023-09-30T21:43:17.89
GU.PCP.HHN. ML:2.0 0.000058049999999999995 0.58 AML other m 2023-09-30T21:43:18.80
IV.MRGE.HHN. ML:2.0 0.00005395 0.5 AML other m 2023-09-30T21:43:19.34
IV.MRGE.HHE. ML:1.8 0.0000354 0.48 AML other m 2023-09-30T21:43:21.82
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