Earthquake with magnitude of ML 0.8 on date 19-07-2017 and time 22:08:27 (Italy) in region 1 km NW Coazze (TO)

A magnitude ML 0.8 earthquake occured in region: 1 km NW Coazze (TO), on

  • 19-07-2017 20:08:27 (UTC)
  • 19-07-2017 22:08:27 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 45.0640, 7.2890 at 15 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
Coazze TO 1 3287 3287
Valgioie TO 4 951 4238
Vaie TO 4 1458 5696
Sant'Antonino di Susa TO 5 4306 10002
Chiusa di San Michele TO 5 1647 11649
Giaveno TO 6 16455 28104
Condove TO 6 4638 32742
Sant'Ambrogio di Torino TO 7 4755 37497
Villar Focchiardo TO 7 2042 39539
Caprie TO 7 2086 41625
Borgone Susa TO 8 2229 43854
Avigliana TO 9 12516 56370
Villar Dora TO 10 2932 59302
San Didero TO 10 551 59853
Almese TO 10 6401 66254
Trana TO 11 3877 70131
Reano TO 11 1818 71949
Cumiana TO 11 7826 79775
Rubiana TO 11 2400 82175
San Giorio di Susa TO 11 1024 83199
Bruzolo TO 12 1524 84723
Buttigliera Alta TO 12 6419 91142
Chianocco TO 13 1675 92817
Sangano TO 13 3707 96524
Bussoleno TO 14 6094 102618
Perosa Argentina TO 14 3285 105903
Rosta TO 14 4903 110806
Inverso Pinasca TO 14 730 111536
Cantalupa TO 14 2553 114089
Pinasca TO 14 3051 117140
Roure TO 14 848 117988
Villarbasse TO 14 3509 121497
Pomaretto TO 15 1009 122506
Bruino TO 15 8639 131145
Mattie TO 15 687 131832
Frossasco TO 15 2864 134696
Roletto TO 16 2009 136705
Piossasco TO 16 18589 155294
Villar Perosa TO 16 4092 159386
Caselette TO 16 3060 162446
Val della Torre TO 16 3869 166315
San Pietro Val Lemina TO 17 1448 167763
Meana di Susa TO 18 826 168589
Lemie TO 18 179 168768
San Germano Chisone TO 19 1854 170622
Pramollo TO 19 258 170880
Fenestrelle TO 19 544 171424
Rivalta di Torino TO 19 19887 191311
Alpignano TO 19 17008 208319
Piscina TO 19 3388 211707
Rivoli TO 19 48791 260498
Perrero TO 19 659 261157
Porte TO 20 1083 262240
Givoletto TO 20 3914 266154
Usseglio TO 20 209 266363
Pinerolo TO 20 35808 302171

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km W of Torino (890529 inhabitants)
32 Km W of Moncalieri (57294 inhabitants)
74 Km W of Asti (76202 inhabitants)
77 Km N 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
Bulletin
Rev1000
ML 0.8 2017-07-19
20:08:27
45.0637 7.289 15 2018-07-06
12:40:19
Bollettino Sismico Italiano INGV 53249561
Reviewed
Rev100
ML 0.8 2017-07-19
20:08:27
45.0558 7.2837 13 2017-07-19
20:21:39
Sala Sismica INGV-Roma 48065221
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-07-19 20:08:27 ± 0.32
Latitude 45.0637 ± 0.0135
Longitude 7.2890 ± 0.0280
Depth (km) 15 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 53249561

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2072
Semi-minor axis of confidence ellipse (meter) 1494
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 53
Circular confidence region, given by single value of horizontal uncertainty (meter) 2070.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 196
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.44
Epicentral distance of station closest to the epicenter (degree) 0.08633
Epicentral distance of station farthest from the epicenter (degree) 0.57017
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitudes information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 53249561
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-01-17 11:47:07

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 48065221
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-07-19 20:21:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.RRL.HHZ. 2017-07-19T20:08:41.07 0.3 undecidable manual S 248 42.1245 98 -0.32 70
GU.LSD.HHZ. 2017-07-19T20:08:41.76 0.3 undecidable manual S 345 45.5211 97 -0.52 58
GU.PZZ.HHE. 2017-07-19T20:08:39.46 0.6 undecidable manual P 192 63.2922 95 0.67 39
GU.LSD.HHZ. 2017-07-19T20:08:36.49 0.1 undecidable manual P 345 45.5211 97 0.42 90
GU.BHB.HHZ. 2017-07-19T20:08:36.25 0.3 undecidable manual S 185 25.4523 107 -0.77 64
MN.BNI.HNE. 2017-07-19T20:08:36.64 0.6 undecidable manual P 269 47.9187 97 0.21 45
GU.RRL.HHZ. 2017-07-19T20:08:35.88 0.3 undecidable manual P 248 42.1245 98 0.32 66
GU.RSP.HHZ. 2017-07-19T20:08:33.22 0.1 undecidable manual S 349 9.5793 141 -0.22 100
GU.BHB.HHZ. 2017-07-19T20:08:32.81 0.1 undecidable manual P 185 25.4523 107 -0.22 94
GU.RSP.HHZ. 2017-07-19T20:08:31.25 0.1 undecidable manual P 349 9.5793 141 0.28 94
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.RSP.HHE. ML:1.0 0.00009384999999999999 0.14 AML other m 2017-07-19T20:08:33.26
GU.RSP.HHN. ML:0.8 0.0000649 0.12 AML other m 2017-07-19T20:08:33.40
GU.LSD.HHN. ML:0.6 0.000011394999999999998 1.58 AML other m 2017-07-19T20:08:41.16
GU.LSD.HHE. ML:0.7 0.000013285 0.42 AML other m 2017-07-19T20:08:43.99
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