Earthquake with magnitude of ML 0.7 on date 17-08-2020 and time 08:43:05 (Italy) in region 2 km SW Villar Focchiardo (TO)

A magnitude ML 0.7 earthquake occured in region: 2 km SW Villar Focchiardo (TO), on

  • 17-08-2020 06:43:05 (UTC)
  • 17-08-2020 08:43:05 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 45.0930, 7.2110 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
Villar Focchiardo TO 2 2042 2042
Borgone Susa TO 4 2229 4271
San Didero TO 5 551 4822
San Giorio di Susa TO 5 1024 5846
Sant'Antonino di Susa TO 5 4306 10152
Bruzolo TO 6 1524 11676
Vaie TO 6 1458 13134
Bussoleno TO 7 6094 19228
Chianocco TO 7 1675 20903
Coazze TO 8 3287 24190
Mattie TO 8 687 24877
Condove TO 8 4638 29515
Chiusa di San Michele TO 9 1647 31162
Caprie TO 10 2086 33248
Valgioie TO 10 951 34199
Meana di Susa TO 12 826 35025
Sant'Ambrogio di Torino TO 12 4755 39780
Roure TO 12 848 40628
Giaveno TO 12 16455 57083
Mompantero TO 13 659 57742
Susa TO 14 6466 64208
Villar Dora TO 14 2932 67140
Fenestrelle TO 14 544 67684
Rubiana TO 15 2400 70084
Avigliana TO 15 12516 82600
Almese TO 15 6401 89001
Perosa Argentina TO 15 3285 92286
Usseaux TO 15 186 92472
Gravere TO 15 692 93164
Pomaretto TO 15 1009 94173
Usseglio TO 16 209 94382
Inverso Pinasca TO 16 730 95112
Giaglione TO 16 631 95743
Lemie TO 17 179 95922
Pinasca TO 17 3051 98973
Venaus TO 17 907 99880
Trana TO 17 3877 103757
Cumiana TO 18 7826 111583
Reano TO 18 1818 113401
Buttigliera Alta TO 18 6419 119820
Chiomonte TO 18 916 120736
Perrero TO 19 659 121395
Novalesa TO 19 534 121929
Massello TO 19 51 121980
Villar Perosa TO 19 4092 126072
Cantalupa TO 19 2553 128625

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km W of Torino (890529 inhabitants)
39 Km W of Moncalieri (57294 inhabitants)
81 Km W of Asti (76202 inhabitants)
82 Km NW of Cuneo (56081 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 0.7 2020-08-17
06:43:05
45.0927 7.2112 11 2020-08-17
06:49:13
Sala Sismica INGV-Roma 82074421
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-08-17 06:43:05 ± 0.16
Latitude 45.0927 ± 0.0000
Longitude 7.2112 ± 0.0000
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 82074421

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 0
Semi-minor axis of confidence ellipse (meter) 0
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 45
Circular confidence region, given by single value of horizontal uncertainty (meter) 0.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 130
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) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.25990
Epicentral distance of station farthest from the epicenter (degree) 0.68438
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 82074421
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-08-17 06:49:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.TRAV.HHZ. 2020-08-17T06:43:24.38 0.6 undecidable manual S 42 62.5929 90 -0.42 47
GU.CIRO.HHZ. 2020-08-17T06:43:24.44 0.6 undecidable manual S 26 62.9925 90 -0.47 46
GU.PZZ.HHE. 2020-08-17T06:43:24.88 0.6 undecidable manual S 187 65.3901 90 -0.68 43
IV.MRGE.HHZ. 2020-08-17T06:43:19.47 0.1 undecidable manual P 351 75.9684 90 0.7 83
GU.LSD.HHZ. 2020-08-17T06:43:18.37 0.3 undecidable manual S 352 41.1255 90 -0.71 66
GU.CIRO.HHZ. 2020-08-17T06:43:17.19 0.6 positive manual P 26 62.9925 90 0.42 47
GU.PZZ.HHE. 2020-08-17T06:43:17.37 1.0 undecidable manual P 187 65.3901 90 0.23 24
GU.RRL.HHZ. 2020-08-17T06:43:17.79 0.6 undecidable manual S 240 38.0286 90 -0.47 48
GU.TRAV.HHZ. 2020-08-17T06:43:17.08 0.1 undecidable manual P 42 62.5929 90 0.37 94
GU.BHB.HHZ. 2020-08-17T06:43:15.35 0.6 undecidable manual S 172 28.8489 90 -0.45 49
GU.RRL.HHZ. 2020-08-17T06:43:13.12 1.0 undecidable manual P 240 38.0286 90 0.19 26
GU.LSD.HHZ. 2020-08-17T06:43:13.69 0.1 positive manual P 352 41.1255 90 0.29 100
GU.BHB.HHZ. 2020-08-17T06:43:11.63 0.3 undecidable manual P 172 28.8489 90 0.12 79
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.BHB.HHN. ML:0.9 0.000039599999999999994 0.38 AML other m 2020-08-17T06:43:15.50
GU.BHB.HHE. ML:0.7 0.00002565 0.96 AML other m 2020-08-17T06:43:15.50
GU.RRL.HHN. ML:0.4 0.000011145 0.84 AML other m 2020-08-17T06:43:18.48
GU.LSD.HHN. ML:0.9 0.0000243 0.44 AML other m 2020-08-17T06:43:18.91
GU.LSD.HHE. ML:1.1 0.000042800000000000004 0.24 AML other m 2020-08-17T06:43:18.83
GU.RRL.HHE. ML:0.4 0.000010127199499999999 3.1808 AML other m 2020-08-17T06:43:20.89
GU.CIRO.HHN. ML:0.4 0.000007087850499999999 0.0992 AML other m 2020-08-17T06:43:24.88
GU.CIRO.HHE. ML:0.7 0.0000090341555 0.1184 AML other m 2020-08-17T06:43:24.70
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