Earthquake with magnitude of ML 0.6 on date 06-04-2023 and time 20:31:35 (Italy) in region 2 km NW Centallo (CN)

A magnitude ML 0.6 earthquake occured in region: 2 km NW Centallo (CN), on

  • 06-04-2023 18:31:35 (UTC)
  • 06-04-2023 20:31:35 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.5210, 7.5820 at 21 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
Centallo CN 2 6954 6954
Tarantasca CN 4 2122 9076
Villafalletto CN 4 2925 12001
Vottignasco CN 5 537 12538
Busca CN 9 10181 22719
Costigliole Saluzzo CN 9 3375 26094
Montanera CN 9 760 26854
Castelletto Stura CN 10 1351 28205
Genola CN 10 2625 30830
Sant'Albano Stura CN 11 2422 33252
Piasco CN 11 2774 36026
Lagnasco CN 12 1453 37479
Verzuolo CN 12 6459 43938
Fossano CN 12 24739 68677
Rossana CN 12 908 69585
Manta CN 13 3787 73372
Trinità CN 14 2263 75635
Cuneo CN 14 56081 131716
Morozzo CN 15 2086 133802
Savigliano CN 16 21441 155243
Margarita CN 16 1441 156684
Venasca CN 16 1437 158121
Saluzzo CN 16 16960 175081
Pagno CN 16 585 175666
Castellar CN 16 295 175961
Rocca de' Baldi CN 16 1662 177623
Villar San Costanzo CN 17 1547 179170
Brondello CN 17 290 179460
Caraglio CN 17 6836 186296
Isasca CN 18 76 186372
Cervasca CN 18 5013 191385
Beinette CN 18 3423 194808
Salmour CN 18 704 195512
Scarnafigi CN 18 2162 197674
Dronero CN 18 7035 204709
Brossasco CN 18 1084 205793
Bernezzo CN 19 4104 209897
Magliano Alpi CN 19 2253 212150
Valmala CN 19 52 212202
Monasterolo di Savigliano CN 19 1371 213573
Montemale di Cuneo CN 19 241 213814
Pianfei CN 20 2202 216016
Marene CN 20 3175 219191
Roccabruna CN 20 1585 220776
Vignolo CN 20 2600 223376

Municipalities with at least 50000 inhabitants

An earthquake occurred to
14 Km N of Cuneo (56081 inhabitants)
54 Km S of Moncalieri (57294 inhabitants)
62 Km S of Torino (890529 inhabitants)
65 Km SW of Asti (76202 inhabitants)
75 Km W of Savona (61345 inhabitants)
79 Km N of Sanremo (54807 inhabitants)
93 Km W of Alessandria (93943 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 0.6 2023-04-06
18:31:35
44.5207 7.5825 21 2024-03-01
17:18:19
Bollettino Sismico Italiano INGV 124580141
Reviewed
Rev100
ML 0.5 2023-04-06
18:31:35
44.5165 7.5953 10 2023-04-06
19:06:19
Sala Sismica INGV-Roma 116122041
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-06 18:31:35 ± 0.26
Latitude 44.5207 ± 0.0171
Longitude 7.5825 ± 0.0252
Depth (km) 21 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 124580141

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1943
Semi-minor axis of confidence ellipse (meter) 1600
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 222
Circular confidence region, given by single value of horizontal uncertainty (meter) 1940.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 176
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
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) 0.31386
Epicentral distance of station farthest from the epicenter (degree) 0.53510
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:0.5

Field Value
Value 0.5
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 116122041
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-06 19:06:19

ML:0.6

Field Value
Value 0.6
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 124580141
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2024-01-11 14:30:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
FR.SAOF.HHE.00 2023-04-06T18:31:53.83 0.6 undecidable manual S 182 59.3961 102 -0.15 47
GU.BHB.HHZ. 2023-04-06T18:31:49.29 0.6 undecidable manual S 324 43.0236 108 -0.49 46
GU.GBOS.HHZ. 2023-04-06T18:31:47.68 0.6 undecidable manual S 147 37.0296 111 -0.59 45
GU.PZZ.HHZ. 2023-04-06T18:31:47.80 0.6 undecidable manual S 268 36.9297 111 -0.44 46
GU.ENR.HHZ. 2023-04-06T18:31:47.64 0.6 undecidable manual S 202 34.8429 113 -0.07 50
GU.STV.HHZ. 2023-04-06T18:31:47.84 0.6 undecidable manual S 214 36.741 112 -0.33 47
GU.RORO.HHE. 2023-04-06T18:31:46.09 0.3 undecidable manual P 140 59.3961 102 -0.04 73
FR.SAOF.HHE.00 2023-04-06T18:31:45.46 0.3 undecidable manual P 182 59.3961 102 -0.67 62
GU.BHB.HHZ. 2023-04-06T18:31:43.62 0.1 undecidable manual P 324 43.0236 108 -0.08 100
GU.STV.HHZ. 2023-04-06T18:31:43.25 0.1 undecidable manual P 214 36.741 112 0.47 92
GU.GBOS.HHZ. 2023-04-06T18:31:43.34 0.3 undecidable manual P 147 37.0296 111 0.51 67
GU.PZZ.HHZ. 2023-04-06T18:31:43.28 0.3 undecidable manual P 268 36.9297 111 0.47 69
GU.ENR.HHZ. 2023-04-06T18:31:42.97 0.1 undecidable manual P 202 34.8429 113 0.46 93
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.GBOS.HHN. ML:0.5 0.000009724623999999999 1.3312 AML other m 2023-04-06T18:31:48.14
GU.GBOS.HHE. ML:0.5 0.0000092965395 0.0384 AML other m 2023-04-06T18:31:48.18
GU.PZZ.HHN. ML:0.7 0.000016013805 0.2432 AML other m 2023-04-06T18:31:48.19
GU.ENR.HHE. ML:1.1 0.000037653655 0.064 AML other m 2023-04-06T18:31:48.26
GU.ENR.HHN. ML:0.8 0.000025201130000000004 0.064 AML other m 2023-04-06T18:31:48.33
GU.PZZ.HHE. ML:0.7 0.0000155992745 0.2176 AML other m 2023-04-06T18:31:48.35
GU.STV.HHE. ML:0.2 0.0000059602685 0.0896 AML other m 2023-04-06T18:31:48.65
GU.STV.HHN. ML:0.5 0.000009190244000000001 0.0608 AML other m 2023-04-06T18:31:49.45
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