Earthquake with magnitude of ML 1.0 on date 29-10-2021 and time 08:08:56 (UTC) in region 5 km S Oncino (CN)

A magnitude ML 1.0 earthquake occured in region: 5 km S Oncino (CN), on

  • 29-10-2021 08:08:56 (UTC)
  • 29-10-2021 10:08:56 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.6300, 7.2040 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
Oncino CN 5 76 76
Sampeyre CN 6 1022 1098
Ostana CN 7 83 1181
Paesana CN 9 2784 3965
Crissolo CN 9 168 4133
Frassino CN 9 265 4398
Sanfront CN 10 2395 6793
Casteldelfino CN 11 157 6950
Gambasca CN 12 371 7321
Rifreddo CN 12 1078 8399
Melle CN 12 292 8691
Martiniana Po CN 13 734 9425
Elva CN 13 97 9522
Pontechianale CN 14 179 9701
Brossasco CN 14 1084 10785
Barge CN 14 7774 18559
Macra CN 14 59 18618
Envie CN 15 2074 20692
Valmala CN 15 52 20744
Isasca CN 15 76 20820
Revello CN 15 4262 25082
Stroppo CN 15 103 25185
Bellino CN 16 109 25294
San Damiano Macra CN 16 430 25724
Brondello CN 16 290 26014
Celle di Macra CN 16 100 26114
Venasca CN 17 1437 27551
Bagnolo Piemonte CN 17 6024 33575
Pagno CN 18 585 34160
Cartignano CN 18 190 34350
RorĂ  TO 18 257 34607
Castellar CN 19 295 34902
Lusernetta TO 20 506 35408
Prazzo CN 20 170 35578
Bibiana TO 20 3442 39020

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km NW of Cuneo (56081 inhabitants)
56 Km SW of Moncalieri (57294 inhabitants)
62 Km SW of Torino (890529 inhabitants)
85 Km W of Asti (76202 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 1.0 2021-10-29
08:08:56
44.6297 7.2037 11 2021-10-29
08:23:28
Sala Sismica INGV-Roma 97055961
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-10-29 08:08:56 ± 0.17
Latitude 44.6297 ± 0.0081
Longitude 7.2037 ± 0.0164
Depth (km) 11 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 97055961

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1327
Semi-minor axis of confidence ellipse (meter) 409
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 81
Circular confidence region, given by single value of horizontal uncertainty (meter) 1330.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 108
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.47
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.95868
Number of stations at which the event was observed 29
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 20
Type of magnitude ML
Reference to an origin 97055961
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-10-29 08:23:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HAGA.HHZ. 2021-10-29T08:09:50.77 3.0 undecidable manual Pg 3.11 0
AC.PUK.HHZ. 2021-10-29T08:09:40.54 3.0 positive manual Pg 8.37 0
IV.GIZZ.HHZ. 2021-10-29T08:09:39.66 3.0 positive manual Pg 8.84 0
MN.TIR.HHZ. 2021-10-29T08:09:36.48 3.0 undecidable manual Pn 0.51 0
IV.ERC.EHZ. 2021-10-29T08:09:28.67 3.0 undecidable manual Pg -3.71 0
GU.PCP.HHZ. 2021-10-29T08:09:27.70 0.6 undecidable manual S 95 106.4157 90 0.18 42
IV.FERC.HHZ.00 2021-10-29T08:09:24.65 3.0 undecidable manual Pn -9.99 0
GU.MGRO.HHZ. 2021-10-29T08:09:24.22 3.0 undecidable manual Sn -6.67 0
GU.LSD.HHZ. 2021-10-29T08:09:23.00 0.3 undecidable manual S 357 92.241 90 -0.73 55
GU.PCP.HHZ. 2021-10-29T08:09:14.72 0.1 undecidable manual P 95 106.4157 90 0.25 83
GU.RSP.HHZ. 2021-10-29T08:09:14.00 0.3 undecidable manual S 5 57.6978 90 -0.51 64
GU.LSD.HHZ. 2021-10-29T08:09:13.54 0.3 undecidable manual P 357 92.241 90 1.26 43
GU.RRL.HHZ. 2021-10-29T08:09:10.80 0.3 undecidable manual S 315 45.9207 90 -0.56 62
GU.STV.HHZ. 2021-10-29T08:09:10.20 0.3 undecidable manual S 167 43.7229 90 -0.58 59
GU.ENR.HHZ. 2021-10-29T08:09:10.70 0.6 undecidable manual S 159 47.5191 90 -1.1 31
GU.RSP.HHZ. 2021-10-29T08:09:07.45 0.1 undecidable manual P 5 57.6978 90 0.49 86
GU.ENR.HHZ. 2021-10-29T08:09:05.42 0.1 positive manual P 159 47.5191 90 0.03 94
GU.RRL.HHZ. 2021-10-29T08:09:05.45 0.1 positive manual P 315 45.9207 90 0.31 92
GU.BHB.HHZ. 2021-10-29T08:09:04.60 0.6 undecidable manual S 12 23.3544 91 -0.73 42
GU.STV.HHZ. 2021-10-29T08:09:04.98 0.1 undecidable manual P 167 43.7229 90 0.17 96
IX.PGN3.HHZ.02 2021-10-29T08:09:01.39 3.0 undecidable manual Pn -8.69 0
GU.BHB.HHZ. 2021-10-29T08:09:01.75 0.3 undecidable manual P 12 23.3544 91 0.09 74
GU.PZZ.HHZ. 2021-10-29T08:09:00.67 0.1 undecidable manual P 207 15.3735 96 0.24 100
IV.PCN.EHZ. 2021-10-29T08:08:56.33 3.0 undecidable manual Sn -6.57 0
IV.GATE.HHZ. 2021-10-29T08:08:53.53 3.0 undecidable manual Pg -0.7 0
SI.ROSI.HHZ. 2021-10-29T08:08:46.10 3.0 positive manual Pn -3.53 0
IV.CAVE.HHZ. 2021-10-29T08:08:38.24 3.0 undecidable manual S -4.06 0
IV.VCEL.EHZ. 2021-10-29T08:08:31.62 3.0 undecidable manual Pg -6.37 0
IV.RIBO.EHZ.01 2021-10-29T08:08:20.62 3.0 undecidable manual P -8.03 0
IV.FDMO.HHZ. 2021-10-29T08:08:14.53 3.0 positive manual Pn -9.99 0
IV.IMOL.HNZ. 2021-10-29T08:08:08.38 3.0 undecidable manual P -4.84 0
IV.FRON.EHZ. 2021-10-29T08:08:07.67 3.0 undecidable manual P -9.99 0
IV.CSNT.HHZ. 2021-10-29T08:08:07.96 3.0 undecidable manual P -9.99 0
IV.FOSV.EHZ. 2021-10-29T08:08:06.26 3.0 undecidable manual P -9.99 0
IV.BRSN.HNZ. 2021-10-29T08:08:05.30 3.0 positive manual P -4.33 0
IV.CAFI.HHZ. 2021-10-29T08:08:03.56 3.0 positive manual P -9.99 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.PZZ.HHE. ML:0.0 0.00014179955 0.2624 AML other m 2021-10-29T08:09:03.54
GU.PZZ.HHN. ML:0.0 0.00009693188 0.1152 AML other m 2021-10-29T08:09:03.72
GU.BHB.HHE. ML:0.0 0.000049967755 0.224 AML other m 2021-10-29T08:09:04.63
GU.BHB.HHN. ML:0.0 0.000048902589999999994 0.1984 AML other m 2021-10-29T08:09:04.67
GU.ENR.HHE. ML:0.0 0.0000392085 0.16 AML other m 2021-10-29T08:09:11.83
GU.ENR.HHN. ML:0.0 0.00004007826 0.0768 AML other m 2021-10-29T08:09:12.35
IX.PGN3.HHN.02 ML:0.0 0.0001545071 0.064 AML other m 2021-10-29T08:09:09.37
IX.PGN3.HHE.02 ML:0.0 0.0001562018 0.064 AML other m 2021-10-29T08:09:10.72
GU.BHB.HNN. ML:1.0 0.000052581020000000005 0.1664 AML other m 2021-10-29T08:09:05.15
GU.BHB.HNE. ML:1.0 0.000056238615 0.224 AML other m 2021-10-29T08:09:04.64
GU.STV.HHE. ML:1.0 0.000027507305 0.1216 AML other m 2021-10-29T08:09:10.89
GU.STV.HHN. ML:0.8 0.00001831402 0.1408 AML other m 2021-10-29T08:09:11.62
GU.RRL.HHE. ML:0.7 0.000016667983149999998 0.096 AML other m 2021-10-29T08:09:11.61
GU.RRL.HHN. ML:0.8 0.0000204753415 0.1792 AML other m 2021-10-29T08:09:10.98
GU.RSP.HHE. ML:1.0 0.000020098869999999996 0.3392 AML other m 2021-10-29T08:09:14.57
GU.RSP.HHN. ML:0.7 0.000012294516499999999 0.1216 AML other m 2021-10-29T08:09:15.05
GU.RSP.HNE. ML:1.2 0.0000349980865 0.7872 AML other m 2021-10-29T08:09:29.47
GU.RSP.HNN. ML:1.1 0.000025077059999999998 0.3136 AML other m 2021-10-29T08:09:15.82
GU.LSD.HHN. ML:1.0 0.000010068586 0.2368 AML other m 2021-10-29T08:09:23.42
GU.LSD.HHE. ML:1.1 0.000012519985150000002 0.2624 AML other m 2021-10-29T08:09:25.05
GU.PCP.HHN. ML:1.4 0.000021436894999999998 1.5808 AML other m 2021-10-29T08:09:43.34
GU.PCP.HHE. ML:1.2 0.0000163552605 1.024 AML other m 2021-10-29T08:09:39.94
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