Earthquake with magnitude of ML 1.3 on date 02-06-2023 and time 18:08:48 (UTC) in region 1 km SE Elva (CN)

A magnitude ML 1.3 earthquake occured in region: 1 km SE Elva (CN), on

  • 02-06-2023 18:08:48 (UTC)
  • 02-06-2023 20:08:48 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.5370, 7.0990 at 10 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
Elva CN 1 97 97
Stroppo CN 4 103 200
Casteldelfino CN 7 157 357
Prazzo CN 7 170 527
Macra CN 8 59 586
Bellino CN 8 109 695
Sampeyre CN 9 1022 1717
Celle di Macra CN 9 100 1817
Marmora CN 9 68 1885
Canosio CN 9 80 1965
Acceglio CN 11 162 2127
Pontechianale CN 11 179 2306
San Damiano Macra CN 14 430 2736
Frassino CN 15 265 3001
Cartignano CN 16 190 3191
Castelmagno CN 17 66 3257
Oncino CN 17 76 3333
Melle CN 18 292 3625
Crissolo CN 19 168 3793
Ostana CN 19 83 3876
Pradleves CN 20 250 4126
Valmala CN 20 52 4178

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km W of Cuneo (56081 inhabitants)
69 Km SW of Moncalieri (57294 inhabitants)
75 Km SW of Torino (890529 inhabitants)
96 Km W of Asti (76202 inhabitants)
97 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 1.3 2023-06-02
18:08:48
44.5373 7.0987 10 2023-06-02
18:15:33
Sala Sismica INGV-Roma 118011421
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-06-02 18:08:48 ± 0.43
Latitude 44.5373 ± 0.0180
Longitude 7.0987 ± 0.0820
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 118011421

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 6580
Semi-minor axis of confidence ellipse (meter) 1730
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 261
Circular confidence region, given by single value of horizontal uncertainty (meter) 6580.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 223
Number of associated phases, regardless of their use for origin computation 7
Number of defining phases 7
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.38
Epicentral distance of station closest to the epicenter (degree) 0.03327
Epicentral distance of station farthest from the epicenter (degree) 0.84626
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 118011421
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-06-02 18:15:33
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.IMI.HHZ. 2023-06-02T18:09:04.73 0.6 undecidable manual P 137 93.9393 50 -0.19 40
GU.STV.HHZ. 2023-06-02T18:09:01.27 0.6 undecidable manual S 151 37.1295 50 -0.22 44
GU.ENR.HHZ. 2023-06-02T18:08:57.75 0.6 undecidable manual P 143 42.5241 50 0.76 40
GU.STV.HHZ. 2023-06-02T18:08:56.49 1.0 undecidable manual P 151 37.1295 50 0.33 23
GU.BHB.HHZ. 2023-06-02T18:08:55.83 0.3 negative manual P 21 35.5422 50 -0.08 69
GU.PZZ.HHZ. 2023-06-02T18:08:51.75 0.6 undecidable manual S 158 3.6963 160 -0.82 38
GU.PZZ.HHZ. 2023-06-02T18:08:51.17 0.1 undecidable manual P 158 3.6963 160 0.16 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.PZZ.HHN. ML:1.4 0.000449 1.72 AML other m 2023-06-02T18:08:52.06
GU.PZZ.HHE. ML:1.2 0.000252 0.2 AML other m 2023-06-02T18:08:53.20
GU.IMI.HHN. ML:1.3 0.0000222 0.68 AML other m 2023-06-02T18:09:08.46
GU.IMI.HHE. ML:1.3 0.000019 0.52 AML other m 2023-06-02T18:09:09.21
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