Earthquake with magnitude of ML 1.4 on date 11-02-2024 and time 10:06:50 (UTC) in region 2 km NW Acceglio (CN)

A magnitude ML 1.4 earthquake occured in region: 2 km NW Acceglio (CN), on

  • 11-02-2024 10:06:50 (UTC)
  • 11-02-2024 11:06:50 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.4870, 6.9710 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
Acceglio CN 2 162 162
Prazzo CN 7 170 332
Canosio CN 10 80 412
Marmora CN 10 68 480
Elva CN 11 97 577
Bellino CN 11 109 686
Argentera CN 12 83 769
Stroppo CN 13 103 872
Casteldelfino CN 14 157 1029
Pontechianale CN 16 179 1208
Pietraporzio CN 17 77 1285
Celle di Macra CN 17 100 1385
Macra CN 17 59 1444
Sambuco CN 19 92 1536

Municipalities with at least 50000 inhabitants

An earthquake occurred to
47 Km W of Cuneo (56081 inhabitants)
80 Km SW of Moncalieri (57294 inhabitants)
86 Km SW of Torino (890529 inhabitants)
98 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 1.4 2024-02-11
10:06:50
44.4867 6.9712 11 2024-02-11
10:18:03
Sala Sismica INGV-Roma 125218281
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-02-11 10:06:50 ± 0.19
Latitude 44.4867 ± 0.0081
Longitude 6.9712 ± 0.0151
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 125218281

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1240
Semi-minor axis of confidence ellipse (meter) 719
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 63
Circular confidence region, given by single value of horizontal uncertainty (meter) 1240.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 159
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.10522
Epicentral distance of station farthest from the epicenter (degree) 0.88673
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 125218281
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-02-11 10:18:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
RD.ORIF.BHE. 2024-02-11T10:07:06.73 0.1 undecidable manual P 299 98.4237 90 -0.36 79
GU.ENR.HHZ. 2024-02-11T10:07:05.13 0.3 undecidable manual S 129 45.5211 90 0.02 71
GU.RSP.HHE. 2024-02-11T10:07:04.22 0.1 undecidable manual P 17 76.9674 90 0.44 82
GU.BHB.HHZ. 2024-02-11T10:07:04.69 0.3 undecidable manual S 31 45.0216 90 -0.28 65
FR.SAOF.HHE.00 2024-02-11T10:07:03.44 0.1 undecidable manual P 140 72.2721 90 0.38 83
GU.STV.HHZ. 2024-02-11T10:07:02.92 0.3 undecidable manual S 133 38.9277 90 -0.41 65
GU.ENR.HHZ. 2024-02-11T10:06:59.01 0.3 undecidable manual P 129 45.5211 90 0.08 70
GU.BHB.HHZ. 2024-02-11T10:06:58.93 0.3 undecidable manual P 31 45.0216 90 0.07 71
GU.STV.HHZ. 2024-02-11T10:06:57.84 0.1 undecidable manual P 133 38.9277 90 -0.07 94
GU.PZZ.HHZ. 2024-02-11T10:06:55.99 0.1 undecidable manual S 79 11.6772 111 -0.1 98
GU.PZZ.HHZ. 2024-02-11T10:06:53.74 0.1 positive manual P 79 11.6772 111 0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.PZZ.HHN. ML:1.4 0.00027600000000000004 0.44 AML other m 2024-02-11T10:06:56.09
GU.PZZ.HHE. ML:1.5 0.00035099999999999997 0.52 AML other m 2024-02-11T10:06:56.22
GU.STV.HHE. ML:1.3 0.00006876832 3.2 AML other m 2024-02-11T10:07:05.16
GU.STV.HHN. ML:1.4 0.000078019375 6.0992 AML other m 2024-02-11T10:07:05.94
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