Earthquake with magnitude of ML 0.6 on date 23-05-2022 and time 08:17:07 (UTC) in region 3 km NW Rittana (CN)

A magnitude ML 0.6 earthquake occured in region: 3 km NW Rittana (CN), on

  • 23-05-2022 08:17:07 (UTC)
  • 23-05-2022 10:17:07 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.3720, 7.3830 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
Rittana CN 3 109 109
Valloriate CN 4 109 218
Valgrana CN 4 786 1004
Gaiola CN 4 582 1586
Bernezzo CN 5 4104 5690
Moiola CN 6 234 5924
Roccasparvera CN 6 741 6665
Monterosso Grana CN 6 505 7170
Caraglio CN 6 6836 14006
Cervasca CN 7 5013 19019
Vignolo CN 7 2600 21619
Montemale di Cuneo CN 8 241 21860
Demonte CN 9 2003 23863
Pradleves CN 10 250 24113
Borgo San Dalmazzo CN 10 12468 36581
Roccavione CN 10 2761 39342
Valdieri CN 10 935 40277
Dronero CN 11 7035 47312
Roccabruna CN 12 1585 48897
Villar San Costanzo CN 13 1547 50444
Roaschia CN 13 107 50551
Robilante CN 13 2306 52857
Cuneo CN 14 56081 108938
Cartignano CN 14 190 109128
Castelmagno CN 14 66 109194
Aisone CN 14 248 109442
Boves CN 14 9835 119277
Entracque CN 15 774 120051
San Damiano Macra CN 16 430 120481
Busca CN 18 10181 130662
Vinadio CN 18 644 131306
Vernante CN 18 1178 132484
Tarantasca CN 19 2122 134606
Peveragno CN 19 5543 140149
Rossana CN 20 908 141057
Valmala CN 20 52 141109

Municipalities with at least 50000 inhabitants

An earthquake occurred to
14 Km W of Cuneo (56081 inhabitants)
69 Km NW of Sanremo (54807 inhabitants)
74 Km SW of Moncalieri (57294 inhabitants)
82 Km SW of Torino (890529 inhabitants)
88 Km W of Savona (61345 inhabitants)
88 Km SW of Asti (76202 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 0.6 2022-05-23
08:17:07
44.3718 7.383 11 2022-05-23
08:30:18
Sala Sismica INGV-Roma 105044141
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-05-23 08:17:07 ± 0.26
Latitude 44.3718 ± 0.0198
Longitude 7.3830 ± 0.0226
Depth (km) 11 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 105044141

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2703
Semi-minor axis of confidence ellipse (meter) 838
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 216
Circular confidence region, given by single value of horizontal uncertainty (meter) 2700.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 122
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.39
Epicentral distance of station closest to the epicenter (degree) 0.13310
Epicentral distance of station farthest from the epicenter (degree) 0.68978
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.6

Field Value
Value 0.6
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 105044141
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-05-23 08:30:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.RORO.HHE. 2022-05-23T08:17:27.31 0.3 undecidable manual S 118 61.494 50 0.43 65
GU.BHB.HHE. 2022-05-23T08:17:23.69 0.3 undecidable manual S 350 52.3032 50 -0.74 59
GU.GBOS.HHE. 2022-05-23T08:17:20.16 0.3 undecidable manual S 112 39.0276 50 -0.73 61
IV.QLNO.HHZ. 2022-05-23T08:17:19.68 3.0 undecidable manual P 76.5678 -1.52 0
GU.BHB.HHE. 2022-05-23T08:17:18.22 0.3 undecidable manual P 350 52.3032 50 0.76 59
GU.RORO.HHE. 2022-05-23T08:17:18.96 0.3 undecidable manual P 118 61.494 50 0.09 70
GU.PZZ.HHZ. 2022-05-23T08:17:17.45 0.3 undecidable manual S 305 25.8519 50 0.06 75
GU.GBOS.HHE. 2022-05-23T08:17:15.73 0.3 undecidable manual P 112 39.0276 50 0.31 70
GU.ENR.HHZ. 2022-05-23T08:17:14.48 0.3 undecidable manual S 170 16.0728 124 -0.14 75
GU.STV.HHZ. 2022-05-23T08:17:14.09 0.1 undecidable manual S 198 14.7741 126 -0.17 100
GU.PZZ.HHZ. 2022-05-23T08:17:13.32 0.3 undecidable manual P 305 25.8519 50 -0.07 75
GU.STV.HHZ. 2022-05-23T08:17:11.92 0.6 positive manual P 198 14.7741 126 0.34 48
GU.ENR.HHZ. 2022-05-23T08:17:11.78 0.6 positive manual P 170 16.0728 124 -0.02 51
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.STV.HHE. ML:0.3 0.00001965 0.16 AML other m 2022-05-23T08:17:14.30
GU.ENR.HHN. ML:0.7 0.000045350000000000005 1.48 AML other m 2022-05-23T08:17:15.89
GU.ENR.HHE. ML:0.8 0.00005505 0.44 AML other m 2022-05-23T08:17:15.09
GU.STV.HHN. ML:0.3 0.00001915 1.32 AML other m 2022-05-23T08:17:16.74
GU.PZZ.HHN. ML:0.6 0.0000242 0.14 AML other m 2022-05-23T08:17:18.16
GU.PZZ.HHE. ML:0.6 0.0000247 0.54 AML other m 2022-05-23T08:17:19.44
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