Earthquake with magnitude of ML 1.0 on date 26-03-2023 and time 14:54:19 (Italy) in region 5 km S Pradleves (CN)

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

  • 26-03-2023 12:54:19 (UTC)
  • 26-03-2023 14:54:19 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.3740, 7.2820 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
Pradleves CN 5 250 250
Monterosso Grana CN 5 505 755
Demonte CN 7 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
Montemale di Cuneo CN 10 241 4317
Moiola CN 10 234 4551
Gaiola CN 11 582 5133
Vinadio CN 11 644 5777
Cartignano CN 12 190 5967
Dronero CN 12 7035 13002
Roccabruna CN 12 1585 14587
Bernezzo CN 12 4104 18691
Caraglio CN 13 6836 25527
San Damiano Macra CN 13 430 25957
Roccasparvera CN 13 741 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
Macra CN 16 59 36952
Sambuco CN 17 92 37044
Borgo San Dalmazzo CN 17 12468 49512
Roccavione CN 17 2761 52273
Entracque CN 17 774 53047
Marmora CN 18 68 53115
Roaschia CN 18 107 53222
Canosio CN 18 80 53302
Stroppo CN 19 103 53405
Valmala CN 20 52 53457

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
Reviewed
Rev100
ML 1.0 2023-03-26
12:54:19
44.3737 7.2825 10 2023-03-26
13:16:46
Sala Sismica INGV-Roma 115750821
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-26 12:54:19 ± 0.14
Latitude 44.3737 ± 0.0153
Longitude 7.2825 ± 0.0289
Depth (km) 10 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 115750821

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2826
Semi-minor axis of confidence ellipse (meter) 469
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 234
Circular confidence region, given by single value of horizontal uncertainty (meter) 2830.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 152
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.13220
Epicentral distance of station farthest from the epicenter (degree) 0.91641
Number of stations at which the event was observed 8
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 8
Type of magnitude ML
Reference to an origin 115750821
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-26 13:16:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.PCP.HHE. 2023-03-26T12:54:49.22 0.3 undecidable manual S 79 101.7204 50 -0.02 66
IV.QLNO.HHE. 2023-03-26T12:54:44.45 0.3 undecidable manual S 93 84.5487 50 -0.2 66
GU.PCP.HHE. 2023-03-26T12:54:37.12 0.3 undecidable manual P 79 101.7204 50 0.54 59
GU.GBOS.HHZ. 2023-03-26T12:54:34.21 0.3 undecidable manual S 108 46.62 50 -0.32 69
GU.BHB.HHZ. 2023-03-26T12:54:34.47 3.0 undecidable manual S 358 51.3153 50 -1.3 0
IV.QLNO.HHE. 2023-03-26T12:54:34.37 0.6 undecidable manual P 93 84.5487 50 0.44 42
GU.CANO.HHZ. 2023-03-26T12:54:33.30 0.3 undecidable manual P 103 78.0663 50 0.37 65
GU.GBOS.HHZ. 2023-03-26T12:54:28.08 0.1 undecidable manual P 108 46.62 50 -0.01 98
GU.BHB.HHZ. 2023-03-26T12:54:28.45 0.1 undecidable manual P 358 51.3153 50 -0.36 91
GU.ENR.HHZ. 2023-03-26T12:54:26.45 0.3 undecidable manual S 146 19.2696 116 -0.31 73
GU.PZZ.HHZ. 2023-03-26T12:54:26.91 0.3 undecidable manual S 318 19.7691 116 -0.01 77
GU.STV.HHZ. 2023-03-26T12:54:25.13 0.3 undecidable manual S 166 14.6742 123 -0.24 74
GU.ENR.HHZ. 2023-03-26T12:54:23.77 0.1 undecidable manual P 146 19.2696 116 0.17 100
GU.PZZ.HHZ. 2023-03-26T12:54:23.62 0.3 undecidable manual P 318 19.7691 116 -0.08 76
GU.STV.HHZ. 2023-03-26T12:54:23.07 0.1 undecidable manual P 166 14.6742 123 0.27 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.STV.HHN. ML:1.0 0.00009727715499999999 0.0768 AML other m 2023-03-26T12:54:25.22
GU.STV.HHE. ML:1.4 0.0002266437 0.0768 AML other m 2023-03-26T12:54:25.24
GU.PZZ.HHE. ML:0.9 0.000054549905 0.1792 AML other m 2023-03-26T12:54:27.24
GU.PZZ.HHN. ML:0.9 0.00005302295 0.1024 AML other m 2023-03-26T12:54:28.17
GU.GBOS.HHE. ML:1.0 0.000027812665 0.1152 AML other m 2023-03-26T12:54:34.84
GU.GBOS.HHN. ML:0.7 0.000016957865 0.16 AML other m 2023-03-26T12:54:34.84
GU.CANO.HHE. ML:1.0 0.000014762125 0.1216 AML other m 2023-03-26T12:54:43.56
GU.CANO.HHN. ML:1.2 0.000017951175 0.0768 AML other m 2023-03-26T12:54:42.53
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