Earthquake with magnitude of ML 0.6 on date 31-08-2022 and time 04:12:42 (UTC) in region 1 km SE Rittana (CN)

A magnitude ML 0.6 earthquake occured in region: 1 km SE Rittana (CN), on

  • 31-08-2022 04:12:42 (UTC)
  • 31-08-2022 06:12:42 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.3460, 7.4130 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
Rittana CN 1 109 109
Gaiola CN 1 582 691
Roccasparvera CN 2 741 1432
Valloriate CN 3 109 1541
Moiola CN 3 234 1775
Vignolo CN 5 2600 4375
Bernezzo CN 5 4104 8479
Cervasca CN 6 5013 13492
Borgo San Dalmazzo CN 6 12468 25960
Roccavione CN 7 2761 28721
Valdieri CN 8 935 29656
Valgrana CN 8 786 30442
Caraglio CN 8 6836 37278
Roaschia CN 9 107 37385
Demonte CN 10 2003 39388
Robilante CN 10 2306 41694
Monterosso Grana CN 10 505 42199
Montemale di Cuneo CN 11 241 42440
Boves CN 11 9835 52275
Entracque CN 12 774 53049
Cuneo CN 12 56081 109130
Pradleves CN 13 250 109380
Dronero CN 14 7035 116415
Vernante CN 15 1178 117593
Villar San Costanzo CN 16 1547 119140
Roccabruna CN 16 1585 120725
Aisone CN 16 248 120973
Peveragno CN 16 5543 126516
Castelmagno CN 17 66 126582
Cartignano CN 18 190 126772
Beinette CN 19 3423 130195
Vinadio CN 19 644 130839
Busca CN 19 10181 141020
Tarantasca CN 20 2122 143142

Municipalities with at least 50000 inhabitants

An earthquake occurred to
12 Km W of Cuneo (56081 inhabitants)
66 Km NW of Sanremo (54807 inhabitants)
76 Km SW of Moncalieri (57294 inhabitants)
84 Km S of Torino (890529 inhabitants)
85 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 2022-08-31
04:12:42
44.3463 7.4127 11 2022-08-31
04:20:23
Sala Sismica INGV-Roma 109162901
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-08-31 04:12:42 ± 0.15
Latitude 44.3463 ± 0.0090
Longitude 7.4127 ± 0.0126
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 109162901

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1263
Semi-minor axis of confidence ellipse (meter) 571
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 224
Circular confidence region, given by single value of horizontal uncertainty (meter) 1260.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 121
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.52341
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 8
Magnitude information

ML:0.6

Field Value
Value 0.6
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 109162901
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-08-31 04:20:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.SATI.HHZ. 2022-08-31T04:13:30.80 3.0 undecidable manual S 0.13 0
FR.SAOF.HHZ. 2022-08-31T04:12:55.76 0.6 undecidable manual S 164 41.5251 50 -0.32 46
GU.GBOS.HHZ. 2022-08-31T04:12:53.91 1.0 undecidable manual S 109 35.8419 50 -0.66 21
GU.BHB.HHZ. 2022-08-31T04:12:52.32 0.6 undecidable manual P 348 55.5 50 -0.14 47
GU.PZZ.HHZ. 2022-08-31T04:12:52.81 0.3 undecidable manual S 307 29.4483 50 -0.05 75
GU.RORO.HHE. 2022-08-31T04:12:52.93 1.0 undecidable manual P 116 58.0974 50 0.08 24
GU.MGRO.HHZ. 2022-08-31T04:12:51.12 0.3 positive manual P 137 46.1205 50 0.12 72
FR.SAOF.HHZ. 2022-08-31T04:12:50.71 0.1 undecidable manual P 164 41.5251 50 0.41 91
GU.GBOS.HHZ. 2022-08-31T04:12:49.29 1.0 undecidable manual P 109 35.8419 50 -0.14 24
GU.PZZ.HHZ. 2022-08-31T04:12:48.36 0.6 undecidable manual P 307 29.4483 50 -0.08 50
GU.STV.HHZ. 2022-08-31T04:12:48.08 0.3 undecidable manual S 211 13.1757 128 -0.16 76
GU.ENR.HHZ. 2022-08-31T04:12:47.93 0.3 undecidable manual S 178 12.9759 129 -0.26 74
GU.STV.HHZ. 2022-08-31T04:12:46.16 1.0 undecidable manual P 211 13.1757 128 0.39 24
GU.ENR.HHZ. 2022-08-31T04:12:45.95 0.1 negative manual P 178 12.9759 129 0.21 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.STV.HHE. ML:0.4 0.000027400000000000002 0.14 AML other m 2022-08-31T04:12:48.18
GU.ENR.HHE. ML:1.0 0.000103698295 0.0608 AML other m 2022-08-31T04:12:48.21
GU.ENR.HHN. ML:0.8 0.00006555 0.08 AML other m 2022-08-31T04:12:48.27
GU.STV.HHN. ML:0.2 0.00001540586 0.0608 AML other m 2022-08-31T04:12:49.02
GU.PZZ.HHE. ML:0.7 0.000023000409999999998 0.0992 AML other m 2022-08-31T04:12:53.73
GU.PZZ.HHN. ML:0.6 0.000019264957999999998 0.1024 AML other m 2022-08-31T04:12:53.63
GU.GBOS.HHE. ML:0.4 0.000008817205999999999 0.1184 AML other m 2022-08-31T04:12:54.15
GU.GBOS.HHN. ML:0.4 0.000011877795 0.16 AML other m 2022-08-31T04:12:53.97
GU.BHB.HHE. ML:0.6 0.000009690800999999998 0.0608 AML other m 2022-08-31T04:12:59.79
GU.BHB.HHN. ML:0.6 0.000011118875 0.0992 AML other m 2022-08-31T04:12:59.87
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