Earthquake with magnitude of ML 1.9 on date 13-11-2023 and time 09:23:35 (UTC) in region 4 km E Sampeyre (CN)

A magnitude ML 1.9 earthquake occured in region: 4 km E Sampeyre (CN), on

  • 13-11-2023 09:23:35 (UTC)
  • 13-11-2023 10:23:35 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.5650, 7.2310 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
Frassino CN 4 265 265
Sampeyre CN 4 1022 1287
Melle CN 7 292 1579
Macra CN 8 59 1638
San Damiano Macra CN 9 430 2068
Valmala CN 10 52 2120
Celle di Macra CN 10 100 2220
Brossasco CN 10 1084 3304
Stroppo CN 11 103 3407
Cartignano CN 11 190 3597
Sanfront CN 12 2395 5992
Elva CN 12 97 6089
Gambasca CN 12 371 6460
Isasca CN 12 76 6536
Martiniana Po CN 13 734 7270
Oncino CN 13 76 7346
Venasca CN 13 1437 8783
Roccabruna CN 13 1585 10368
Casteldelfino CN 13 157 10525
Rifreddo CN 13 1078 11603
Paesana CN 14 2784 14387
Brondello CN 14 290 14677
Ostana CN 15 83 14760
Villar San Costanzo CN 15 1547 16307
Dronero CN 15 7035 23342
Marmora CN 16 68 23410
Crissolo CN 16 168 23578
Revello CN 16 4262 27840
Rossana CN 16 908 28748
Prazzo CN 17 170 28918
Pagno CN 17 585 29503
Pradleves CN 17 250 29753
Canosio CN 17 80 29833
Bellino CN 17 109 29942
Envie CN 17 2074 32016
Pontechianale CN 17 179 32195
Castelmagno CN 17 66 32261
Castellar CN 18 295 32556
Piasco CN 18 2774 35330
Montemale di Cuneo CN 18 241 35571
Monterosso Grana CN 19 505 36076
Barge CN 19 7774 43850

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km NW of Cuneo (56081 inhabitants)
60 Km SW of Moncalieri (57294 inhabitants)
67 Km SW of Torino (890529 inhabitants)
86 Km W of Asti (76202 inhabitants)
94 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
Reviewed
Rev100
ML 1.9 2023-11-13
09:23:35
44.5653 7.2313 11 2023-11-13
09:36:35
Sala Sismica INGV-Roma 123079581
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-11-13 09:23:35 ± 0.14
Latitude 44.5653 ± 0.0027
Longitude 7.2313 ± 0.0063
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 123079581

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 543
Semi-minor axis of confidence ellipse (meter) 230
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 249
Circular confidence region, given by single value of horizontal uncertainty (meter) 540.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 88
Number of associated phases, regardless of their use for origin computation 39
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.43
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.80759
Number of stations at which the event was observed 33
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 24
Type of magnitude ML
Reference to an origin 123079581
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-11-13 09:36:35
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SNTG.HHZ. 2023-11-13T09:25:31.73 3.0 undecidable manual Sn 2.01 0
IV.MIDA.HHZ. 2023-11-13T09:25:26.33 3.0 undecidable manual Pg 25.16 0
TV.SF11.HHZ. 2023-11-13T09:25:13.72 3.0 undecidable manual Sn 0.89 0
IV.VITU.HHZ. 2023-11-13T09:25:10.85 3.0 undecidable manual Pn 2.98 0
IV.BRMO.HHZ. 2023-11-13T09:25:06.43 3.0 undecidable manual Sg 10.95 0
ST.CARE.HNZ. 2023-11-13T09:25:04.77 3.0 undecidable manual Sn 5.75 0
IV.ZCCA.HHZ. 2023-11-13T09:25:02.80 3.0 undecidable manual Sg 13.05 0
IV.LAV9.HNZ. 2023-11-13T09:24:49.85 3.0 positive manual Pn 2.21 0
IV.ARRO.EHZ. 2023-11-13T09:24:48.23 3.0 negative manual Pn 6.7 0
IV.TOLF.HHZ. 2023-11-13T09:24:46.12 3.0 negative manual Pn 7.41 0
SI.BOSI.HHZ. 2023-11-13T09:24:42.28 3.0 negative manual Pg 14.66 0
IV.ATCC.EHZ. 2023-11-13T09:24:41.94 3.0 positive manual Pn 5.02 0
ST.VARA.EHZ. 2023-11-13T09:24:34.91 3.0 undecidable manual Pg 15.24 0
IV.CSNT.HHZ. 2023-11-13T09:24:31.07 3.0 negative manual Pn 8.21 0
GU.POPM.HHZ. 2023-11-13T09:24:21.60 3.0 positive manual Pn 6.12 0
FR.SAOF.HHZ.00 2023-11-13T09:23:56.13 0.6 undecidable manual S 158 69.1752 50 -0.63 40
RD.ORIF.BHZ. 2023-11-13T09:23:56.40 3.0 negative manual P 2.75 0
IV.MRGE.HHZ. 2023-11-13T09:23:55.15 3.0 negative manual P -1.41 0
GU.TRAV.HHZ. 2023-11-13T09:23:53.85 3.0 positive manual P -0.14 0
GU.PCP.HHZ. 2023-11-13T09:23:53.67 3.0 undecidable manual P 0.72 0
GU.LSD.HHZ. 2023-11-13T09:23:53.98 3.0 undecidable manual P 1.71 0
GU.GBOS.HHZ. 2023-11-13T09:23:53.29 0.6 undecidable manual S 126 60.0954 50 -1.06 34
GU.RRL.HHZ. 2023-11-13T09:23:52.51 0.6 undecidable manual S 319 52.6029 50 0.18 46
GU.IMI.HHZ. 2023-11-13T09:23:51.43 0.1 undecidable manual P 144 89.6436 50 0.37 84
IV.QLNO.HHZ. 2023-11-13T09:23:51.79 3.0 positive manual P 0.36 0
GU.RORO.HHZ. 2023-11-13T09:23:50.23 3.0 negative manual P 0.05 0
FR.SAOF.HHZ.00 2023-11-13T09:23:48.24 0.3 negative manual P 158 69.1752 50 0.34 66
GU.CANO.HHZ. 2023-11-13T09:23:48.52 3.0 undecidable manual P -2.46 0
GU.MGRO.HHZ. 2023-11-13T09:23:48.86 0.3 undecidable manual P 141 73.8705 50 0.23 67
GU.STV.HHZ. 2023-11-13T09:23:47.02 0.3 undecidable manual S 168 36.3414 50 -0.97 56
GU.GBOS.HHZ. 2023-11-13T09:23:46.55 0.1 undecidable manual P 126 60.0954 50 0.04 95
GU.RSP.HHZ. 2023-11-13T09:23:46.89 0.1 positive manual P 2 64.6908 50 -0.33 88
GU.BHB.HHZ. 2023-11-13T09:23:45.70 0.1 undecidable manual S 5 30.0477 50 -0.63 86
GU.RRL.HHZ. 2023-11-13T09:23:45.81 0.1 undecidable manual P 319 52.6029 50 0.46 88
4P.IT06A.HHZ. 2023-11-13T09:23:45.78 0.1 negative manual P 93 51.4152 50 0.62 84
GU.STV.HHZ. 2023-11-13T09:23:42.85 0.3 negative manual P 168 36.3414 50 0.01 75
GU.PZZ.HHZ. 2023-11-13T09:23:41.09 0.3 undecidable manual S 235 11.1777 134 -0.14 75
GU.BHB.HHZ. 2023-11-13T09:23:41.85 0.1 undecidable manual P 5 30.0477 50 -0.03 100
GU.PZZ.HHZ. 2023-11-13T09:23:39.25 0.1 undecidable manual P 235 11.1777 134 0.31 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.PZZ.HHE. ML:2.4 0.00312 0.24 AML other m 2023-11-13T09:23:41.49
GU.PZZ.HHN. ML:2.6 0.004815000000000001 0.7 AML other m 2023-11-13T09:23:41.28
GU.BHB.HNE. ML:1.7 0.0002565 0.78 AML other m 2023-11-13T09:23:45.46
GU.BHB.HHE. ML:1.8 0.0002705 0.4 AML other m 2023-11-13T09:23:46.41
GU.GBOS.HHN. ML:1.8 0.00011660000000000002 0.48 AML other m 2023-11-13T09:23:46.95
GU.BHB.HHN. ML:1.7 0.000261 0.08 AML other m 2023-11-13T09:23:46.71
GU.BHB.HNN. ML:1.7 0.000242 0.2 AML other m 2023-11-13T09:23:46.80
GU.STV.HHE. ML:1.9 0.00027600000000000004 0.94 AML other m 2023-11-13T09:23:47.21
GU.STV.HHN. ML:1.7 0.00017749999999999998 0.42 AML other m 2023-11-13T09:23:48.49
4P.IT06A.HHE. ML:2.0 0.00027800000000000004 1.8 AML other m 2023-11-13T09:23:52.96
GU.RRL.HHE. ML:1.6 0.0000934 0.44 AML other m 2023-11-13T09:23:53.44
GU.RRL.HHN. ML:1.7 0.000128 0.9 AML other m 2023-11-13T09:23:53.50
4P.IT06A.HHN. ML:2.0 0.000242 0.12 AML other m 2023-11-13T09:23:53.95
GU.GBOS.HHE. ML:1.9 0.0001545 0.12 AML other m 2023-11-13T09:23:54.47
FR.SAOF.HHE.00 ML:2.0 0.000155 0.96 AML other m 2023-11-13T09:23:56.25
FR.SAOF.HHN.00 ML:1.9 0.00014150000000000002 1.58 AML other m 2023-11-13T09:23:56.03
GU.RSP.HHN. ML:1.5 0.0000544 0.14 AML other m 2023-11-13T09:23:56.88
GU.RSP.HHE. ML:1.4 0.0000461 0.12 AML other m 2023-11-13T09:23:57.38
GU.RORO.HHE. ML:2.1 0.00014749999999999998 0.76 AML other m 2023-11-13T09:24:01.21
GU.RORO.HHN. ML:2.1 0.0001575 0.88 AML other m 2023-11-13T09:24:01.79
GU.IMI.HHN. ML:2.2 0.0002065 1.04 AML other m 2023-11-13T09:24:02.79
GU.IMI.HHE. ML:2.1 0.00014910000000000002 0.6 AML other m 2023-11-13T09:24:02.97
GU.LSD.HHN. ML:1.8 0.00006295 0.22 AML other m 2023-11-13T09:24:05.18
GU.LSD.HHE. ML:2.0 0.0000927 0.16 AML other m 2023-11-13T09:24:06.80
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