Earthquake with magnitude of ML 1.1 on date 28-11-2017 and time 11:58:05 (Italy) in region 1 km NE Usseglio (TO)

A magnitude ML 1.1 earthquake occured in region: 1 km NE Usseglio (TO), on

  • 28-11-2017 10:58:05 (UTC)
  • 28-11-2017 11:58:05 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 45.2390, 7.2210 at 9 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
Usseglio TO 1 209 209
Lemie TO 6 179 388
Balme TO 7 115 503
Chianocco TO 11 1675 2178
Bruzolo TO 11 1524 3702
Ala di Stura TO 11 469 4171
San Didero TO 12 551 4722
ViĆ¹ TO 12 1051 5773
Bussoleno TO 13 6094 11867
San Giorio di Susa TO 13 1024 12891
Borgone Susa TO 13 2229 15120
Villar Focchiardo TO 14 2042 17162
Mezzenile TO 15 786 17948
Sant'Antonino di Susa TO 15 4306 22254
Condove TO 15 4638 26892
Groscavallo TO 15 204 27096
Pessinetto TO 16 606 27702
Mattie TO 16 687 28389
Ceres TO 16 1065 29454
Vaie TO 16 1458 30912
Caprie TO 16 2086 32998
Mompantero TO 17 659 33657
Rubiana TO 17 2400 36057
Traves TO 17 518 36575
Novalesa TO 17 534 37109
Chialamberto TO 17 345 37454
Cantoira TO 17 564 38018
Chiusa di San Michele TO 17 1647 39665
Meana di Susa TO 18 826 40491
Susa TO 18 6466 46957
Villar Dora TO 19 2932 49889
Monastero di Lanzo TO 19 350 50239
Venaus TO 19 907 51146
Moncenisio TO 19 36 51182
Sant'Ambrogio di Torino TO 19 4755 55937
Almese TO 19 6401 62338
Germagnano TO 20 1201 63539
Giaglione TO 20 631 64170

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km W of Torino (890529 inhabitants)
45 Km NW of Moncalieri (57294 inhabitants)
86 Km W of Asti (76202 inhabitants)
98 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
Reviewed
Rev100
ML 1.1 2017-11-28
10:58:05
45.2392 7.2208 9 2017-11-28
11:21:33
Sala Sismica INGV-Roma 52195961
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-11-28 10:58:05 ± 0.24
Latitude 45.2392 ± 0.0117
Longitude 7.2208 ± 0.0281
Depth (km) 9 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 52195961

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2137
Semi-minor axis of confidence ellipse (meter) 552
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 100
Circular confidence region, given by single value of horizontal uncertainty (meter) 2140.0
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 29
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.59
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.73565
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 52195961
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-11-28 11:21:33
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.OSSC.HHZ. 2017-11-28T10:59:54.65 3.0 undecidable manual Sg 2.31 0
IV.CMPO.HNZ. 2017-11-28T10:59:54.99 3.0 undecidable manual Sg 3.15 0
IV.CTI.HHZ. 2017-11-28T10:59:51.94 3.0 undecidable manual Sg 3.75 0
IV.DGI.HHZ. 2017-11-28T10:59:38.94 3.0 undecidable manual Pg 7.92 0
IV.NRCA.HNZ. 2017-11-28T10:59:36.71 3.0 positive manual Pg 8.5 0
IV.ARVD.HHZ. 2017-11-28T10:59:33.53 3.0 negative manual Pg 11.08 0
MN.TRI.HHZ. 2017-11-28T10:59:33.20 3.0 positive manual Pg 8.61 0
IV.LNSS.HHZ. 2017-11-28T10:59:31.28 3.0 undecidable manual Pn 2.04 0
IV.SSFR.HHZ. 2017-11-28T10:59:30.91 3.0 negative manual Pg 9.55 0
IV.FAGN.HHZ. 2017-11-28T10:59:29.77 3.0 negative manual Pn -6.65 0
IV.TOLF.HHZ. 2017-11-28T10:59:23.74 3.0 negative manual Pn -1.6 0
IV.CMPO.HNZ. 2017-11-28T10:59:11.57 3.0 positive manual Pg 4.65 0
IV.MERA.HNZ. 2017-11-28T10:59:00.16 3.0 undecidable manual Sn -9.21 0
IV.CTI.HHZ. 2017-11-28T10:58:58.69 3.0 undecidable manual Pn -6.18 0
GU.GRAM.HHZ. 2017-11-28T10:58:51.72 3.0 undecidable manual Pg 0.85 0
IV.LEOD.HNZ. 2017-11-28T10:58:51.49 3.0 undecidable manual Pg 2.17 0
IV.QLNO.HHZ. 2017-11-28T10:58:30.34 3.0 negative manual P -6.95 0
GU.RRL.HHN. 2017-11-28T10:58:20.02 0.6 undecidable manual S 224 48.8178 50 -0.98 35
GU.PZZ.HHZ. 2017-11-28T10:58:20.22 0.3 undecidable manual P 186 81.6516 50 0.91 50
GU.CIRO.HHZ. 2017-11-28T10:58:20.17 0.3 undecidable manual S 34 48.5181 50 -0.74 58
MN.BNI.HHZ. 2017-11-28T10:58:19.83 0.3 undecidable manual S 244 47.3193 50 -0.76 57
GU.RRL.HHN. 2017-11-28T10:58:15.67 0.3 undecidable manual P 224 48.8178 50 1.42 41
GU.CIRO.HHZ. 2017-11-28T10:58:14.45 0.1 undecidable manual P 34 48.5181 50 0.25 89
MN.BNI.HHZ. 2017-11-28T10:58:14.34 0.6 undecidable manual P 244 47.3193 50 0.33 44
GU.BHB.HHZ. 2017-11-28T10:58:13.70 0.3 undecidable manual P 176 44.9217 50 0.05 70
GU.LSD.HHZ. 2017-11-28T10:58:13.97 0.6 undecidable manual S 345 25.3524 109 -0.37 45
GU.LSD.HHZ. 2017-11-28T10:58:10.74 0.1 undecidable manual P 345 25.3524 109 0.34 91
GU.RSP.HHZ. 2017-11-28T10:58:08.83 0.6 undecidable manual S 161 10.6782 130 -1 37
GU.RSP.HHZ. 2017-11-28T10:58:07.78 0.1 undecidable manual P 161 10.6782 130 -0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.RSP.HNN. ML:0.9 0.000110960295 1.14 AML other m 2017-11-28T10:58:09.60
GU.RSP.HHN. ML:1.0 0.00011853805 0.22 AML other m 2017-11-28T10:58:09.49
GU.RSP.HHE. ML:1.2 0.00021639705 0.22 AML other m 2017-11-28T10:58:09.73
GU.RSP.HNE. ML:1.2 0.00020499945 0.18 AML other m 2017-11-28T10:58:09.62
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