Earthquake with magnitude of ML 0.8 on date 18-09-2022 and time 23:35:17 (Italy) in region 1 km NE Cervasca (CN)

A magnitude ML 0.8 earthquake occured in region: 1 km NE Cervasca (CN), on

  • 18-09-2022 21:35:17 (UTC)
  • 18-09-2022 23:35:17 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.3920, 7.4740 at 7 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
Cervasca CN 1 5013 5013
Bernezzo CN 3 4104 9117
Vignolo CN 4 2600 11717
Caraglio CN 5 6836 18553
Roccasparvera CN 6 741 19294
Cuneo CN 6 56081 75375
Borgo San Dalmazzo CN 7 12468 87843
Rittana CN 7 109 87952
Valgrana CN 8 786 88738
Gaiola CN 8 582 89320
Roccavione CN 9 2761 92081
Boves CN 9 9835 101916
Montemale di Cuneo CN 10 241 102157
Valloriate CN 10 109 102266
Moiola CN 10 234 102500
Robilante CN 11 2306 104806
Monterosso Grana CN 12 505 105311
Dronero CN 12 7035 112346
Villar San Costanzo CN 13 1547 113893
Tarantasca CN 13 2122 116015
Peveragno CN 13 5543 121558
Roaschia CN 14 107 121665
Busca CN 14 10181 131846
Beinette CN 14 3423 135269
Valdieri CN 14 935 136204
Roccabruna CN 14 1585 137789
Castelletto Stura CN 14 1351 139140
Pradleves CN 16 250 139390
Centallo CN 16 6954 146344
Demonte CN 16 2003 148347
Vernante CN 17 1178 149525
Margarita CN 17 1441 150966
Rossana CN 17 908 151874
Montanera CN 17 760 152634
Cartignano CN 18 190 152824
Villafalletto CN 18 2925 155749
Entracque CN 18 774 156523
Chiusa di Pesio CN 18 3676 160199
Pianfei CN 19 2202 162401
Morozzo CN 19 2086 164487
Costigliole Saluzzo CN 19 3375 167862
Valmala CN 20 52 167914
Piasco CN 20 2774 170688
Venasca CN 20 1437 172125

Municipalities with at least 50000 inhabitants

An earthquake occurred to
6 Km W of Cuneo (56081 inhabitants)
68 Km NW of Sanremo (54807 inhabitants)
70 Km S of Moncalieri (57294 inhabitants)
78 Km S of Torino (890529 inhabitants)
81 Km W of Savona (61345 inhabitants)
81 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 0.8 2022-09-18
21:35:17
44.3922 7.4742 7 2022-09-18
22:45:28
Sala Sismica INGV-Roma 109873601
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-18 21:35:17 ± 0.37
Latitude 44.3922 ± 0.0306
Longitude 7.4742 ± 0.0164
Depth (km) 7 ± 5 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 109873601

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 3257
Semi-minor axis of confidence ellipse (meter) 1289
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 182
Circular confidence region, given by single value of horizontal uncertainty (meter) 3260.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 127
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.54
Epicentral distance of station closest to the epicenter (degree) 0.16727
Epicentral distance of station farthest from the epicenter (degree) 0.57647
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.4
Num. used stations 10
Type of magnitude ML
Reference to an origin 109873601
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-18 22:45:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.BHB.HHZ. 2022-09-18T21:35:33.61 0.1 undecidable manual S 341 51.9036 50 -0.71 83
GU.CANO.HHZ. 2022-09-18T21:35:29.23 0.1 undecidable manual P 108 63.9915 50 0.35 91
GU.GBOS.HHZ. 2022-09-18T21:35:28.35 0.1 undecidable manual S 120 33.5442 102 -0.56 91
GU.BHB.HHZ. 2022-09-18T21:35:27.39 0.1 undecidable manual P 341 51.9036 50 0.37 93
GU.STV.HHZ. 2022-09-18T21:35:24.12 0.1 undecidable manual S 216 20.0688 109 -0.3 100
GU.GBOS.HHZ. 2022-09-18T21:35:24.20 0.1 undecidable manual P 120 33.5442 102 0.3 98
GU.ENR.HHZ. 2022-09-18T21:35:23.57 0.1 undecidable manual S 194 18.5703 110 -0.35 99
GU.ENR.HHZ. 2022-09-18T21:35:21.42 0.1 undecidable manual P 194 18.5703 110 0.4 98
GU.STV.HHZ. 2022-09-18T21:35:21.73 0.1 undecidable manual P 216 20.0688 109 0.42 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.ENR.HHE. ML:1.0 0.000094 0.06 AML other m 2022-09-18T21:35:23.83
GU.ENR.HHN. ML:0.8 0.00005765 0.06 AML other m 2022-09-18T21:35:23.87
GU.STV.HHE. ML:0.1 0.00001187493 2.5216 AML other m 2022-09-18T21:35:28.78
GU.STV.HHN. ML:0.1 0.0000088306185 1.9072 AML other m 2022-09-18T21:35:23.61
GU.GBOS.HHE. ML:0.5 0.000014412965 4.9792 AML other m 2022-09-18T21:35:30.82
GU.GBOS.HHN. ML:0.5 0.0000126455115 1.0112 AML other m 2022-09-18T21:35:29.67
GU.BHB.HHE. ML:0.8 0.000015974775 6.6176 AML other m 2022-09-18T21:35:46.43
GU.BHB.HHN. ML:1.0 0.000022821444999999998 4.3776 AML other m 2022-09-18T21:35:36.52
GU.CANO.HHE. ML:1.6 0.00008659998999999999 1.1392 AML other m 2022-09-18T21:35:38.34
GU.CANO.HHN. ML:1.2 0.000031347395 1.8688 AML other m 2022-09-18T21:35:42.21
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