Earthquake with magnitude of ML 1.2 on date 07-03-2022 and time 18:55:22 (Italy) in region 3 km E Aisone (CN)

A magnitude ML 1.2 earthquake occured in region: 3 km E Aisone (CN), on

  • 07-03-2022 17:55:22 (UTC)
  • 07-03-2022 18:55:22 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.3270, 7.2580 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Aisone CN 3 248 248
Demonte CN 3 2003 2251
Vinadio CN 7 644 2895
Valloriate CN 9 109 3004
Castelmagno CN 10 66 3070
Pradleves CN 11 250 3320
Moiola CN 11 234 3554
Monterosso Grana CN 11 505 4059
Rittana CN 12 109 4168
Gaiola CN 12 582 4750
Valdieri CN 12 935 5685
Valgrana CN 14 786 6471
Sambuco CN 14 92 6563
Entracque CN 15 774 7337
Roccasparvera CN 15 741 8078
Montemale di Cuneo CN 16 241 8319
Bernezzo CN 16 4104 12423
Cartignano CN 17 190 12613
Caraglio CN 17 6836 19449
Roaschia CN 17 107 19556
Vignolo CN 17 2600 22156
Dronero CN 18 7035 29191
Cervasca CN 18 5013 34204
Roccavione CN 18 2761 36965
Roccabruna CN 18 1585 38550
Pietraporzio CN 18 77 38627
San Damiano Macra CN 18 430 39057
Borgo San Dalmazzo CN 18 12468 51525
Celle di Macra CN 19 100 51625
Marmora CN 20 68 51693

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km W of Cuneo (56081 inhabitants)
70 Km NW of Sanremo (54807 inhabitants)
82 Km SW of Moncalieri (57294 inhabitants)
90 Km SW of Torino (890529 inhabitants)
97 Km W of Savona (61345 inhabitants)
98 Km SW 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
Bulletin
Rev1000
ML 1.2 2022-03-07
17:55:22
44.3267 7.2583 11 2022-07-08
12:33:35
Bollettino Sismico Italiano INGV 101838811
Reviewed
Rev100
ML 1.2 2022-03-07
17:55:22
44.3152 7.2517 12 2022-03-07
18:05:11
Sala Sismica INGV-Roma 101761081
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-03-07 17:55:22 ± 0.19
Latitude 44.3267 ± 0.0144
Longitude 7.2583 ± 0.0302
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 101838811

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2780
Semi-minor axis of confidence ellipse (meter) 830
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 239
Circular confidence region, given by single value of horizontal uncertainty (meter) 2780.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 182
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.09533
Epicentral distance of station farthest from the epicenter (degree) 0.94339
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 101838811
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-03-10 07:43:10

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 101761081
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-03-07 18:05:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.PCP.HHE. 2022-03-07T17:55:40.53 0.3 undecidable manual P 76 104.7174 50 0.5 57
GU.CANO.HHE. 2022-03-07T17:55:36.14 0.3 undecidable manual P 99 78.8655 50 0.09 66
FR.SAOF.HHZ.00 2022-03-07T17:55:36.12 0.3 undecidable manual S 148 44.5221 50 -0.74 59
GU.RORO.HHZ. 2022-03-07T17:55:34.43 0.1 undecidable manual P 110 68.4759 50 -0.03 91
GU.BHB.HHZ. 2022-03-07T17:55:31.87 0.1 undecidable manual P 0 56.3991 50 -0.73 77
GU.PZZ.HHZ. 2022-03-07T17:55:31.04 0.1 undecidable manual S 331 22.9548 50 -0.07 98
FR.SAOF.HHZ.00 2022-03-07T17:55:30.68 0.3 undecidable manual P 148 44.5221 50 -0.07 70
GU.STV.HHZ. 2022-03-07T17:55:27.64 0.1 undecidable manual S 149 10.5783 135 0.05 100
GU.PZZ.HHZ. 2022-03-07T17:55:27.81 0.1 undecidable manual P 331 22.9548 50 0.38 91
GU.STV.HHZ. 2022-03-07T17:55:25.84 0.1 undecidable manual P 149 10.5783 135 0.44 92
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.PZZ.HHE. ML:1.2 0.00009855 0.14 AML other m 2022-03-07T17:55:31.85
GU.PZZ.HHN. ML:1.2 0.00009585 0.36 AML other m 2022-03-07T17:55:31.78
FR.SAOF.HHN.00 ML:1.0 0.000029949999999999996 0.64 AML other m 2022-03-07T17:55:37.69
FR.SAOF.HHE.00 ML:1.2 0.00004625 0.58 AML other m 2022-03-07T17:55:37.91
GU.RORO.HHN. ML:1.1 0.000018372430000000003 0.1536 AML other m 2022-03-07T17:55:44.00
GU.RORO.HHE. ML:2.4 0.0003856102 0.416 AML other m 2022-03-07T17:55:44.53
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