Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 05-08-2022 and time 05:04:57 (Italy) in region Confine Italia Francia (FRANCIA)

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

  • 05-08-2022 03:04:57 (UTC)
  • 05-08-2022 05:04:57 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.1560, 7.2240 at 11 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Entracque CN 17 774 774
Vinadio CN 17 644 1418
Aisone CN 18 248 1666
Demonte CN 19 2003 3669
Valdieri CN 19 935 4604

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km SW of Cuneo (56081 inhabitants)
58 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 2.1 2022-08-05
03:04:57		 44.1565 7.2242 11 2023-01-31
19:03:35		 Bollettino Sismico Italiano INGV 109178601
Reviewed
Rev100 		ML 2.1 2022-08-05
03:04:57		 44.1622 7.2388 11 2022-08-05
03:14:50		 Sala Sismica INGV-Roma 108128841
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-08-05 03:04:57 ± 0.24
Latitude 44.1565 ± 0.0099
Longitude 7.2242 ± 0.0125
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 109178601

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1314
Semi-minor axis of confidence ellipse (meter) 218
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 41
Circular confidence region, given by single value of horizontal uncertainty (meter) 1310.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 166
Number of associated phases, regardless of their use for origin computation 45
Number of defining phases 37
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.45
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 2.55138
Number of stations at which the event was observed 29
Number of stations from which data was used for origin computation 22
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 45
Type of magnitude ML
Reference to an origin 108128841
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-08-05 03:14:50

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 41
Type of magnitude ML
Reference to an origin 109178601
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-08-31 13:34:57
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.BRES.EHZ. 2022-08-05T03:06:54.35 3.0 undecidable manual Sn 6.37 0
IV.SEI.HHZ. 2022-08-05T03:06:27.87 3.0 undecidable manual Sn 5.97 0
SL.LJU.BHZ. 2022-08-05T03:06:25.12 3.0 undecidable manual Pn 5.45 0
IV.MAGA.HHZ. 2022-08-05T03:06:22.31 3.0 undecidable manual Sn 2.63 0
IV.ZCCA.HHZ. 2022-08-05T03:06:20.32 3.0 undecidable manual Sn 5.31 0
IV.FIAM.HHZ. 2022-08-05T03:06:19.43 3.0 undecidable manual Pg 10.31 0
GU.LSD.HHZ. 2022-08-05T03:05:39.33 3.0 undecidable manual Sg 0
GU.LSD.HHZ. 2022-08-05T03:05:39.28 3.0 undecidable manual P 0
FR.SMPL.HHZ.00 2022-08-05T03:05:38.80 0.1 undecidable manual P 143 283.2054 54 -0.95 23
GU.PCP.HHZ. 2022-08-05T03:05:31.26 0.3 undecidable manual S 67 113.1978 90 0.69 52
MN.BNI.HHZ. 2022-08-05T03:05:29.62 0.6 undecidable manual S 337 108.3138 90 0.35 39
GU.RSP.HHZ. 2022-08-05T03:05:28.87 0.6 undecidable manual S 2 110.112 90 -0.87 32
IV.MRGE.HHZ. 2022-08-05T03:05:27.15 0.1 undecidable manual P 356 179.3871 54 0.31 63
GU.GORR.HHZ. 2022-08-05T03:05:26.08 0.1 undecidable manual P 72 171.3951 90 0.34 64
GU.RRL.HHZ. 2022-08-05T03:05:24.92 0.6 undecidable manual S 338 91.5417 90 0.14 42
IV.QLNO.HHZ. 2022-08-05T03:05:24.93 0.3 undecidable manual S 78 91.0422 90 0.26 61
GU.CIRO.HHZ. 2022-08-05T03:05:22.54 0.1 undecidable manual P 9 162.615 90 -1.84 32
GU.CANO.HHZ. 2022-08-05T03:05:21.94 0.3 undecidable manual S 86 80.7636 90 0.02 66
RD.ORIF.BHZ. 2022-08-05T03:05:20.59 0.1 undecidable manual P 309 135.7641 90 0.34 74
GU.BHB.HHZ. 2022-08-05T03:05:20.15 0.3 undecidable manual S 2 75.369 90 -0.33 63
GU.ROTM.HHZ. 2022-08-05T03:05:19.30 0.1 undecidable manual P 49 117.7932 90 1.83 37
GU.RORO.HHZ. 2022-08-05T03:05:18.07 0.3 undecidable manual S 94 67.2771 90 -0.24 65
IV.MONC.HHZ. 2022-08-05T03:05:17.21 0.1 undecidable manual P 28 115.8951 90 0.02 82
GU.PCP.HHZ. 2022-08-05T03:05:17.51 0.1 undecidable manual P 67 113.1978 90 0.75 67
MN.BNI.HHZ. 2022-08-05T03:05:16.73 0.1 undecidable manual P 337 108.3138 90 0.72 69
GU.RSP.HHZ. 2022-08-05T03:05:15.37 0.1 undecidable manual P 2 110.112 90 -0.91 63
GU.IMI.HHZ. 2022-08-05T03:05:15.80 0.3 undecidable manual S 117 59.8956 90 -0.56 61
IV.QLNO.HHZ. 2022-08-05T03:05:13.96 0.1 undecidable manual P 78 91.0422 90 0.6 75
GU.GBOS.HHZ. 2022-08-05T03:05:13.54 0.3 undecidable manual S 79 49.9167 90 -0.13 69
GU.RRL.HHZ. 2022-08-05T03:05:13.66 0.1 undecidable manual P 338 91.5417 90 0.24 83
GU.MGRO.HHZ. 2022-08-05T03:05:12.94 0.6 undecidable manual S 105 48.2184 90 -0.29 45
GU.CANO.HHZ. 2022-08-05T03:05:12.20 0.1 positive manual P 86 80.7636 90 0.43 81
GU.BHB.HHZ. 2022-08-05T03:05:10.53 0.1 positive manual P 2 75.369 90 -0.41 82
GU.PZZ.HHZ. 2022-08-05T03:05:10.33 0.1 undecidable manual S 348 39.7269 90 -0.65 81
GU.RORO.HHZ. 2022-08-05T03:05:09.83 0.1 positive manual P 94 67.2771 90 0.14 88
GU.IMI.HHZ. 2022-08-05T03:05:08.62 0.1 undecidable manual P 117 59.8956 90 0.06 91
FR.SAOF.HHZ.00 2022-08-05T03:05:08.08 0.1 undecidable manual S 126 32.3454 91 -0.91 75
GU.GBOS.HHZ. 2022-08-05T03:05:07.13 0.1 positive manual P 79 49.9167 90 0.12 91
GU.MGRO.HHZ. 2022-08-05T03:05:06.77 0.1 positive manual P 105 48.2184 90 0.02 93
GU.PZZ.HHZ. 2022-08-05T03:05:05.34 0.1 positive manual P 348 39.7269 90 -0.11 93
FR.SAOF.HHZ.00 2022-08-05T03:05:04.02 0.1 undecidable manual P 126 32.3454 91 -0.28 92
GU.ENR.HHZ. 2022-08-05T03:05:04.84 0.1 undecidable manual S 62 17.4714 92 -0.17 96
GU.STV.HHZ. 2022-08-05T03:05:03.40 0.1 undecidable manual S 40 12.7761 106 -0.38 93
GU.ENR.HHZ. 2022-08-05T03:05:02.05 0.1 positive manual P 62 17.4714 92 0.04 98
GU.STV.HHZ. 2022-08-05T03:05:01.27 0.1 positive manual P 40 12.7761 106 -0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.STV.HHN. ML:2.7 0.005062463499999999 0.08 AML other m 2022-08-05T03:05:03.48
GU.STV.HHE. ML:2.4 0.0027409955 0.24 AML other m 2022-08-05T03:05:03.49
GU.ENR.HHE. ML:2.4 0.002081235 1.8 AML other m 2022-08-05T03:05:04.01
FR.SAOF.HHN.00 ML:2.1 0.0005692106999999999 0.24 AML other m 2022-08-05T03:05:08.86
FR.SAOF.HHE.00 ML:2.1 0.00054046125 0.24 AML other m 2022-08-05T03:05:09.01
GU.PZZ.HHN. ML:2.7 0.0017155945 0.08 AML other m 2022-08-05T03:05:10.76
GU.PZZ.HHE. ML:2.7 0.0017752795000000002 0.1792 AML other m 2022-08-05T03:05:10.78
GU.GBOS.HHN. ML:2.0 0.0002530152 1.8 AML other m 2022-08-05T03:05:13.00
GU.MGRO.HHE. ML:1.9 0.00020234474999999998 1.8 AML other m 2022-08-05T03:05:13.96
GU.GBOS.HHE. ML:2.0 0.0002305 0.92 AML other m 2022-08-05T03:05:14.02
GU.MGRO.HNE. ML:1.8 0.00017919970000000003 0.2 AML other m 2022-08-05T03:05:14.51
GU.MGRO.HHN. ML:2.0 0.0002926667 0.32 AML other m 2022-08-05T03:05:15.19
GU.MGRO.HNN. ML:2.0 0.0002517733 0.3296 AML other m 2022-08-05T03:05:15.03
GU.RORO.HHE. ML:2.0 0.00015690325 0.4592 AML other m 2022-08-05T03:05:19.05
GU.RORO.HHN. ML:2.2 0.00027771645 0.1584 AML other m 2022-08-05T03:05:19.34
GU.BHB.HHE. ML:1.8 0.000103828665 0.12 AML other m 2022-08-05T03:05:21.80
GU.BHB.HHN. ML:1.9 0.000123 0.18 AML other m 2022-08-05T03:05:21.79
IV.QLNO.HHN. ML:2.3 0.00022791929999999998 0.28 AML other m 2022-08-05T03:05:28.69
GU.RRL.HHE. ML:1.7 0.000057774945 0.2816 AML other m 2022-08-05T03:05:28.79
GU.CANO.HHN. ML:2.5 0.00043117945 0.2208 AML other m 2022-08-05T03:05:28.82
IV.QLNO.HHE. ML:2.5 0.00035650000000000005 0.5 AML other m 2022-08-05T03:05:29.28
GU.CANO.HHE. ML:2.5 0.000464 0.28 AML other m 2022-08-05T03:05:30.18
GU.RRL.HHN. ML:1.8 0.000064205745 0.2592 AML other m 2022-08-05T03:05:30.08
GU.PCP.HHN. ML:2.3 0.00016949170000000002 0.3392 AML other m 2022-08-05T03:05:34.23
GU.PCP.HHE. ML:2.1 0.000106656725 0.2208 AML other m 2022-08-05T03:05:37.24
MN.BNI.HHE. ML:1.5 0.000025743660000000003 0.5184 AML other m 2022-08-05T03:05:30.99
IV.MONC.HHN. ML:2.1 0.00009710824499999999 0.28 AML other m 2022-08-05T03:05:39.05
GU.ROTM.HHN. ML:2.8 0.0004255498 1.5408 AML other m 2022-08-05T03:05:39.84
GU.ROTM.HHE. ML:2.6 0.00034495224999999996 0.6192 AML other m 2022-08-05T03:05:40.38
GU.RSP.HHE. ML:1.8 0.00005969287 0.2608 AML other m 2022-08-05T03:05:30.44
GU.RSP.HHN. ML:1.8 0.000058676809999999994 0.36 AML other m 2022-08-05T03:05:30.99
RD.ORIF.BHN. ML:1.8 0.00003465 1.24 AML other m 2022-08-05T03:05:42.96
RD.ORIF.BHE. ML:1.9 0.0000485 0.28 AML other m 2022-08-05T03:05:43.50
MN.BNI.HNN. ML:1.5 0.000026579394999999998 0.3408 AML other m 2022-08-05T03:05:31.41
IV.MONC.HHE. ML:2.0 0.000086702685 0.32 AML other m 2022-08-05T03:05:41.95
GU.GORR.HHN. ML:2.0 0.00004245 1.4 AML other m 2022-08-05T03:05:52.01
GU.CIRO.HHE. ML:2.0 0.00003825 0.36 AML other m 2022-08-05T03:05:53.82
GU.CIRO.HHN. ML:1.8 0.00002695 0.28 AML other m 2022-08-05T03:05:53.70
IV.MRGE.HHN. ML:2.0 0.000041326290000000004 0.64 AML other m 2022-08-05T03:05:55.75
GU.GORR.HHE. ML:1.9 0.000034471784999999996 1.52 AML other m 2022-08-05T03:05:57.90
IV.MRGE.HHE. ML:1.8 0.00002373544 0.52 AML other m 2022-08-05T03:05:59.79
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