Earthquake with magnitude of ML 1.7 on date 21-09-2022 and time 14:26:33 (UTC) in region Confine Italia Francia (FRANCIA)

A magnitude ML 1.7 earthquake occured in region: Confine Italia Francia (FRANCIA), on

  • 21-09-2022 14:26:33 (UTC)
  • 21-09-2022 16:26:33 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.1590, 7.0490 at 9 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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Vinadio CN 19 644 644

Municipalities with at least 50000 inhabitants

An earthquake occurred to
48 Km SW of Cuneo (56081 inhabitants)
70 Km NW of Sanremo (54807 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 1.7 2022-09-21
14:26:33
44.1588 7.049 9 2024-03-01
15:27:56
Bollettino Sismico Italiano INGV 110810761
Reviewed
Rev100
ML 1.8 2022-09-21
14:26:33
44.1582 7.0537 10 2022-09-21
14:32:58
Sala Sismica INGV-Roma 109964031
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-21 14:26:33 ± 0.21
Latitude 44.1588 ± 0.0072
Longitude 7.0490 ± 0.0100
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 110810761

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 985
Semi-minor axis of confidence ellipse (meter) 340
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 48
Circular confidence region, given by single value of horizontal uncertainty (meter) 980.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 177
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.30132
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 24
Type of magnitude ML
Reference to an origin 109964031
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-21 14:32:58

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 23
Type of magnitude ML
Reference to an origin 110810761
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-10-14 07:06:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.RRL.HHZ. 2022-09-21T14:26:59.56 0.6 undecidable manual S 346 86.9463 50 0.41 54
GU.LSD.HHN. 2022-09-21T14:26:58.07 0.6 undecidable manual P 3 144.4443 50 1.09 37
GU.BHB.HHZ. 2022-09-21T14:26:56.38 0.6 undecidable manual S 13 76.9674 50 -0.09 60
GU.BNI.HHZ. 2022-09-21T14:26:55.60 3.0 undecidable manual P 0
RD.ORIF.BHE. 2022-09-21T14:26:53.92 0.6 undecidable manual P 313 125.0859 50 -0.07 54
GU.MGRO.HHZ. 2022-09-21T14:26:53.27 0.6 undecidable manual S 102 61.7937 50 0.83 49
GU.GBOS.HHZ. 2022-09-21T14:26:52.92 0.6 undecidable manual S 81 63.5919 50 0.03 62
GU.RRL.HHZ. 2022-09-21T14:26:48.15 0.6 undecidable manual P 346 86.9463 50 0.02 59
FR.SAOF.HHZ.00 2022-09-21T14:26:47.52 0.6 undecidable manual S 115 44.5221 50 -0.29 61
GU.RORO.HHE. 2022-09-21T14:26:47.44 0.3 undecidable manual P 93 81.1521 50 0.21 86
GU.BHB.HHZ. 2022-09-21T14:26:46.35 0.3 undecidable manual P 13 76.9674 50 -0.23 87
GU.PZZ.HHZ. 2022-09-21T14:26:45.94 0.6 undecidable manual S 8 38.9277 50 -0.38 60
GU.MGRO.HHZ. 2022-09-21T14:26:44.37 0.3 undecidable manual P 102 61.7937 50 0.12 91
GU.GBOS.HHZ. 2022-09-21T14:26:44.71 0.3 undecidable manual P 81 63.5919 50 0.19 90
GU.ENR.HHZ. 2022-09-21T14:26:43.82 0.3 undecidable manual S 75 30.3474 50 -0.22 95
GU.BURY.HNN. 2022-09-21T14:26:43.45 0.6 undecidable manual P 136 58.1973 50 -0.24 60
GU.STV.HHZ. 2022-09-21T14:26:42.01 0.3 undecidable manual S 66 24.0537 111 0 100
FR.SAOF.HHZ.00 2022-09-21T14:26:41.31 0.3 undecidable manual P 115 44.5221 50 -0.27 91
GU.PZZ.HHZ. 2022-09-21T14:26:40.52 0.3 undecidable manual P 8 38.9277 50 -0.2 94
GU.ENR.HHZ. 2022-09-21T14:26:39.35 0.3 undecidable manual P 75 30.3474 50 -0.05 98
GU.STV.HHZ. 2022-09-21T14:26:38.24 0.3 undecidable manual P 66 24.0537 111 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.STV.HHE. ML:1.4 0.00013929340000000002 0.1792 AML other m 2022-09-21T14:26:42.45
GU.STV.HHN. ML:1.7 0.000321 0.18 AML other m 2022-09-21T14:26:42.13
GU.ENR.HHN. ML:1.8 0.00032259650000000003 0.1984 AML other m 2022-09-21T14:26:43.98
GU.ENR.HHE. ML:1.6 0.00018248275 0.2176 AML other m 2022-09-21T14:26:44.04
GU.PZZ.HHE. ML:1.9 0.0002845436 0.32 AML other m 2022-09-21T14:26:46.61
GU.PZZ.HHN. ML:2.0 0.0003234876 0.3776 AML other m 2022-09-21T14:26:46.59
FR.SAOF.HHN.00 ML:1.6 0.00013222186999999999 0.32 AML other m 2022-09-21T14:26:49.03
FR.SAOF.HHE.00 ML:1.5 0.000105020715 0.3776 AML other m 2022-09-21T14:26:48.42
GU.GBOS.HHN. ML:1.7 0.00009214999999999999 0.24 AML other m 2022-09-21T14:26:53.61
GU.GBOS.HHE. ML:1.5 0.00005747121500000001 0.256 AML other m 2022-09-21T14:26:54.17
GU.MGRO.HHE. ML:1.6 0.000075089245 0.3008 AML other m 2022-09-21T14:26:54.82
GU.MGRO.HHN. ML:1.8 0.00011499999999999999 0.98 AML other m 2022-09-21T14:26:55.23
GU.BHB.HHE. ML:1.8 0.0000873 0.34 AML other m 2022-09-21T14:26:56.74
GU.BHB.HHN. ML:1.7 0.00007155 0.2 AML other m 2022-09-21T14:26:56.89
GU.RSP.HHN. ML:1.6 0.00003555 1.62 AML other m 2022-09-21T14:27:00.86
GU.RRL.HHE. ML:1.7 0.000061340475 0.3584 AML other m 2022-09-21T14:27:00.25
GU.RRL.HHN. ML:1.6 0.000050601935 0.4992 AML other m 2022-09-21T14:27:00.70
IV.QLNO.HHN. ML:2.0 0.000095735075 0.2816 AML other m 2022-09-21T14:27:08.74
GU.CANO.HHN. ML:2.1 0.0001235 1.56 AML other m 2022-09-21T14:27:10.21
IV.QLNO.HHE. ML:2.0 0.00008565000000000001 0.52 AML other m 2022-09-21T14:27:11.28
GU.CANO.HHE. ML:2.1 0.00014201505 0.2432 AML other m 2022-09-21T14:27:05.84
GU.RSP.HHE. ML:1.8 0.00005 1.5 AML other m 2022-09-21T14:27:16.14
GU.MGRO.HNN. ML:1.5 0.00006693695499999999 0.3008 AML other m 2022-09-21T14:26:54.67
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