Earthquake with magnitude of ML 1.5 on date 16-01-2023 and time 01:01:31 (Italy) in region 5 km S Pradleves (CN)

A magnitude ML 1.5 earthquake occured in region: 5 km S Pradleves (CN), on

  • 16-01-2023 00:01:31 (UTC)
  • 16-01-2023 01:01:31 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.3710, 7.2810 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
Pradleves CN 5 250 250
Monterosso Grana CN 6 505 755
Demonte CN 6 2003 2758
Castelmagno CN 7 66 2824
Aisone CN 8 248 3072
Valloriate CN 8 109 3181
Valgrana CN 9 786 3967
Rittana CN 10 109 4076
Moiola CN 10 234 4310
Montemale di Cuneo CN 11 241 4551
Gaiola CN 11 582 5133
Vinadio CN 11 644 5777
Cartignano CN 12 190 5967
Bernezzo CN 13 4104 10071
Dronero CN 13 7035 17106
Roccabruna CN 13 1585 18691
Caraglio CN 13 6836 25527
Roccasparvera CN 13 741 26268
San Damiano Macra CN 13 430 26698
Valdieri CN 14 935 27633
Celle di Macra CN 15 100 27733
Villar San Costanzo CN 15 1547 29280
Cervasca CN 15 5013 34293
Vignolo CN 15 2600 36893
Sambuco CN 17 92 36985
Macra CN 17 59 37044
Borgo San Dalmazzo CN 17 12468 49512
Entracque CN 17 774 50286
Roccavione CN 17 2761 53047
Marmora CN 18 68 53115
Roaschia CN 18 107 53222
Canosio CN 18 80 53302
Stroppo CN 19 103 53405
Pietraporzio CN 20 77 53482

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km W of Cuneo (56081 inhabitants)
73 Km NW of Sanremo (54807 inhabitants)
77 Km SW of Moncalieri (57294 inhabitants)
84 Km SW of Torino (890529 inhabitants)
94 Km SW of Asti (76202 inhabitants)
96 Km W of Savona (61345 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 1.5 2023-01-16
00:01:31
44.3707 7.2808 11 2024-03-01
17:18:05
Bollettino Sismico Italiano INGV 116953831
Reviewed
Rev100
ML 1.5 2023-01-16
00:01:31
44.3707 7.2775 13 2023-01-16
00:30:12
Sala Sismica INGV-Roma 113568571
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-16 00:01:31 ± 0.13
Latitude 44.3707 ± 0.0135
Longitude 7.2808 ± 0.0176
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 116953831

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2050
Semi-minor axis of confidence ellipse (meter) 180
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 45
Circular confidence region, given by single value of horizontal uncertainty (meter) 2050.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 154
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.36
Epicentral distance of station closest to the epicenter (degree) 0.12950
Epicentral distance of station farthest from the epicenter (degree) 0.77701
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 113568571
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-16 00:30:12

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 116953831
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-07-18 15:52:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.BHB.HHE. 2023-01-16T00:01:46.73 0.6 undecidable manual S 358 51.6039 90 -1.33 31
GU.GBOS.HHZ. 2023-01-16T00:01:46.69 0.6 undecidable manual S 108 46.62 90 -0.04 49
FR.SAOF.HHZ.00 2023-01-16T00:01:46.56 0.6 undecidable manual S 153 47.8188 90 -0.5 44
GU.RSP.HNN. 2023-01-16T00:01:45.67 0.3 undecidable manual P 359 86.247 90 -0.87 53
GU.CANO.HHZ. 2023-01-16T00:01:45.72 0.1 undecidable manual P 103 78.0663 90 0.45 84
GU.RRL.HHE. 2023-01-16T00:01:44.64 0.3 undecidable manual P 328 72.2721 90 0.25 67
GU.MGRO.HHZ. 2023-01-16T00:01:42.04 0.3 undecidable manual P 131 55.5 90 0.23 69
FR.SAOF.HHZ.00 2023-01-16T00:01:40.75 0.1 undecidable manual P 153 47.8188 90 0.13 96
GU.BHB.HHE. 2023-01-16T00:01:40.88 0.3 undecidable manual P 358 51.6039 90 -0.32 69
GU.GBOS.HHZ. 2023-01-16T00:01:40.74 0.1 undecidable manual P 108 46.62 90 0.31 92
GU.PZZ.HHZ. 2023-01-16T00:01:39.45 0.6 undecidable manual S 319 19.9689 90 -0.16 50
GU.ENR.HHZ. 2023-01-16T00:01:39.17 0.6 undecidable manual S 145 19.0698 90 -0.21 49
GU.STV.HHZ. 2023-01-16T00:01:37.84 0.6 undecidable manual S 165 14.3745 91 -0.29 49
GU.ENR.HHZ. 2023-01-16T00:01:36.35 0.1 undecidable manual P 145 19.0698 90 0.16 100
GU.PZZ.HHZ. 2023-01-16T00:01:36.57 0.1 undecidable manual P 319 19.9689 90 0.25 98
GU.STV.HHZ. 2023-01-16T00:01:35.67 0.1 undecidable manual P 165 14.3745 91 0.21 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.STV.HHE. ML:1.6 0.0004215 1.76 AML other m 2023-01-16T00:01:38.95
GU.STV.HHN. ML:1.2 0.00013350000000000002 0.12 AML other m 2023-01-16T00:01:38.18
GU.ENR.HHN. ML:1.6 0.0003305 0.06 AML other m 2023-01-16T00:01:39.26
GU.ENR.HHE. ML:1.6 0.00032450000000000003 0.06 AML other m 2023-01-16T00:01:39.27
GU.PZZ.HHN. ML:1.4 0.00016549999999999998 1.38 AML other m 2023-01-16T00:01:39.26
GU.PZZ.HHE. ML:1.4 0.00016299999999999998 1.06 AML other m 2023-01-16T00:01:40.69
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