Earthquake with magnitude of ML 1.6 on date 27-01-2020 and time 23:50:18 (UTC) in region 4 km NW Rubiana (TO)

A magnitude ML 1.6 earthquake occured in region: 4 km NW Rubiana (TO), on

  • 27-01-2020 23:50:18 (UTC)
  • 28-01-2020 00:50:18 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 45.1700, 7.3600 at 11 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
Rubiana TO 4 2400 2400
Caprie TO 6 2086 4486
Villar Dora TO 6 2932 7418
Almese TO 6 6401 13819
Condove TO 7 4638 18457
Val della Torre TO 7 3869 22326
Sant'Ambrogio di Torino TO 8 4755 27081
ViĆ¹ TO 8 1051 28132
Chiusa di San Michele TO 8 1647 29779
Lemie TO 8 179 29958
Vaie TO 9 1458 31416
Sant'Antonino di Susa TO 10 4306 35722
Avigliana TO 10 12516 48238
Valgioie TO 10 951 49189
Borgone Susa TO 11 2229 51418
Givoletto TO 11 3914 55332
Varisella TO 11 810 56142
San Didero TO 12 551 56693
Caselette TO 12 3060 59753
Villar Focchiardo TO 12 2042 61795
La Cassa TO 13 1788 63583
Traves TO 13 518 64101
Vallo Torinese TO 13 774 64875
Buttigliera Alta TO 13 6419 71294
Usseglio TO 13 209 71503
Bruzolo TO 13 1524 73027
Germagnano TO 13 1201 74228
Rosta TO 14 4903 79131
Fiano TO 14 2695 81826
Giaveno TO 14 16455 98281
San Gillio TO 14 3174 101455
Mezzenile TO 14 786 102241
Pessinetto TO 14 606 102847
Coazze TO 14 3287 106134
Reano TO 14 1818 107952
Lanzo Torinese TO 15 5086 113038
San Giorio di Susa TO 15 1024 114062
Chianocco TO 15 1675 115737
Cafasse TO 15 3451 119188
Trana TO 15 3877 123065
Alpignano TO 15 17008 140073
Monastero di Lanzo TO 16 350 140423
Ceres TO 16 1065 141488
Villarbasse TO 16 3509 144997
Pianezza TO 17 15152 160149
Coassolo Torinese TO 17 1547 161696
Ala di Stura TO 17 469 162165
Bussoleno TO 17 6094 168259
Robassomero TO 17 3057 171316
Balangero TO 17 3156 174472
Villanova Canavese TO 17 1186 175658
Mathi TO 17 3921 179579
Sangano TO 17 3707 183286
Druento TO 18 8622 191908
Rivoli TO 18 48791 240699
Grosso TO 18 1018 241717
Balme TO 19 115 241832
Nole TO 19 6892 248724
Bruino TO 19 8639 257363
Collegno TO 19 49905 307268
Cantoira TO 20 564 307832
Rivalta di Torino TO 20 19887 327719

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km W of Torino (890529 inhabitants)
32 Km NW of Moncalieri (57294 inhabitants)
73 Km W of Asti (76202 inhabitants)
88 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 1.6 2020-01-27
23:50:18
45.1697 7.36 11 2020-07-18
21:08:19
Bollettino Sismico Italiano INGV 76288531
Reviewed
Rev100
ML 1.8 2020-01-27
23:50:18
45.1717 7.361 11 2020-01-27
23:57:16
Sala Sismica INGV-Roma 75925611
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-01-27 23:50:18 ± 0.13
Latitude 45.1697 ± 0.0054
Longitude 7.3600 ± 0.0102
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 76288531

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 874
Semi-minor axis of confidence ellipse (meter) 338
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 292
Circular confidence region, given by single value of horizontal uncertainty (meter) 870.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 75
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.07015
Epicentral distance of station farthest from the epicenter (degree) 0.94339
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 18
Type of magnitude ML
Reference to an origin 76288531
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-02-06 11:34:22

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 75925611
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-01-27 23:57:16
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
CH.DIX.HHZ. 2020-01-27T23:50:47.70 0.6 undecidable manual S 2 101.0211 50 0.05 42
GU.SATI.HHZ. 2020-01-27T23:50:44.15 0.3 undecidable manual S 27 87.6456 50 0.06 64
IV.MRGE.HHZ. 2020-01-27T23:50:39.36 0.6 undecidable manual S 341 70.4739 50 -0.14 44
GU.STV.HHN. 2020-01-27T23:50:36.12 1.0 undecidable manual P 182 102.5196 50 0.7 18
MN.BNI.HHZ. 2020-01-27T23:50:35.16 0.6 undecidable manual S 256 55.0005 50 -0.2 44
CH.DIX.HHZ. 2020-01-27T23:50:35.39 1.0 undecidable manual P 2 101.0211 50 0.21 20
GU.ENR.HHN. 2020-01-27T23:50:35.21 0.3 undecidable manual P 177 104.7174 50 -0.54 56
GU.RRL.HHZ. 2020-01-27T23:50:34.75 0.6 undecidable manual S 238 52.503 50 0.07 46
GU.TRAV.HHZ. 2020-01-27T23:50:33.04 0.3 undecidable manual S 38 48.5181 50 -0.6 61
GU.SATI.HHZ. 2020-01-27T23:50:33.42 0.3 undecidable manual P 27 87.6456 50 0.3 61
GU.PZZ.HHE. 2020-01-27T23:50:31.73 1.0 undecidable manual P 195 75.9684 50 0.4 20
IV.MRGE.HHZ. 2020-01-27T23:50:31.06 0.1 positive manual P 341 70.4739 50 0.59 78
GU.BHB.HHZ. 2020-01-27T23:50:30.20 0.6 undecidable manual S 192 37.8288 50 -0.59 41
GU.LSD.HHZ. 2020-01-27T23:50:29.97 0.3 undecidable manual S 331 36.6411 50 -0.49 65
GU.RRL.HHZ. 2020-01-27T23:50:28.07 0.3 undecidable manual P 238 52.503 50 0.38 64
MN.BNI.HHZ. 2020-01-27T23:50:28.53 0.6 undecidable manual P 256 55.0005 50 0.45 42
GU.TRAV.HHZ. 2020-01-27T23:50:27.01 0.3 positive manual P 38 48.5181 50 -0.09 69
IV.MONC.HHN. 2020-01-27T23:50:27.15 1.0 undecidable manual P 103 45.621 50 0.5 21
GU.CIRO.HHZ. 2020-01-27T23:50:27.51 0.3 negative manual P 19 50.616 50 0.1 68
GU.LSD.HHZ. 2020-01-27T23:50:25.24 0.1 undecidable manual P 331 36.6411 50 -0.02 95
GU.BHB.HHZ. 2020-01-27T23:50:25.56 0.3 undecidable manual P 192 37.8288 50 0.12 70
GU.RSP.HHZ. 2020-01-27T23:50:22.21 0.6 undecidable manual S 252 7.7811 144 -0.54 44
GU.RSP.HHZ. 2020-01-27T23:50:20.83 0.1 undecidable manual P 252 7.7811 144 0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.RSP.HNN. ML:1.8 0.0009111127 0.1024 AML other m 2020-01-27T23:50:22.27
GU.RSP.HHE. ML:1.9 0.0012409790000000001 0.0896 AML other m 2020-01-27T23:50:20.93
GU.RSP.HNE. ML:1.9 0.0010875116 0.0896 AML other m 2020-01-27T23:50:20.93
GU.RSP.HHN. ML:1.9 0.0010355932 0.1024 AML other m 2020-01-27T23:50:22.27
GU.LSD.HHN. ML:1.6 0.00015408434999999998 0.1024 AML other m 2020-01-27T23:50:30.18
GU.LSD.HHE. ML:1.5 0.0001322137 0.1792 AML other m 2020-01-27T23:50:30.05
GU.BHB.HHE. ML:1.5 0.000125335745 0.1536 AML other m 2020-01-27T23:50:30.28
GU.BHB.HHN. ML:1.4 0.00010018082000000001 0.1408 AML other m 2020-01-27T23:50:30.76
GU.TRAV.HHN. ML:1.8 0.00016672704500000001 0.0768 AML other m 2020-01-27T23:50:33.45
GU.TRAV.HHE. ML:1.8 0.0001630152 0.1408 AML other m 2020-01-27T23:50:33.40
GU.CIRO.HHE. ML:1.3 0.000051776155000000004 0.0896 AML other m 2020-01-27T23:50:34.64
GU.CIRO.HHN. ML:1.2 0.00003809984 0.1664 AML other m 2020-01-27T23:50:33.91
MN.BNI.HNN. ML:1.0 0.0000232390225 0.1792 AML other m 2020-01-27T23:50:37.10
IV.MRGE.HHN. ML:1.3 0.00003708262 0.1408 AML other m 2020-01-27T23:50:40.28
IV.MRGE.HHE. ML:1.3 0.000034028565 0.1664 AML other m 2020-01-27T23:50:42.16
GU.SATI.HHN. ML:1.3 0.000026663325 0.2176 AML other m 2020-01-27T23:50:45.47
GU.SATI.HHE. ML:1.3 0.000025500325000000002 0.0768 AML other m 2020-01-27T23:50:47.03
CH.DIX.HHE. ML:1.9 0.000069513035 0.2176 AML other m 2020-01-27T23:50:50.70
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