Earthquake with magnitude of ML 1.1 on date 15-08-2011 and time 09:09:36 (UTC) in region 3 km SW Giaveno (TO)

A magnitude ML 1.1 earthquake occured in region: 3 km SW Giaveno (TO), on

  • 15-08-2011 09:09:36 (UTC)
  • 15-08-2011 11:09:36 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 45.0180, 7.3360 at 13 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
Giaveno TO 3 16455 16455
Cumiana TO 5 7826 24281
Coazze TO 5 3287 27568
Valgioie TO 7 951 28519
Trana TO 7 3877 32396
Reano TO 8 1818 34214
Avigliana TO 8 12516 46730
Cantalupa TO 9 2553 49283
Sangano TO 9 3707 52990
Chiusa di San Michele TO 9 1647 54637
Frossasco TO 9 2864 57501
Sant'Ambrogio di Torino TO 9 4755 62256
Buttigliera Alta TO 10 6419 68675
Vaie TO 10 1458 70133
Roletto TO 10 2009 72142
Bruino TO 10 8639 80781
Piossasco TO 11 18589 99370
Villarbasse TO 11 3509 102879
Sant'Antonino di Susa TO 11 4306 107185
Caprie TO 11 2086 109271
Condove TO 11 4638 113909
Pinasca TO 12 3051 116960
Rosta TO 12 4903 121863
Villar Dora TO 12 2932 124795
Almese TO 12 6401 131196
Inverso Pinasca TO 12 730 131926
San Pietro Val Lemina TO 12 1448 133374
Villar Perosa TO 13 4092 137466
Piscina TO 13 3388 140854
Perosa Argentina TO 13 3285 144139
Villar Focchiardo TO 13 2042 146181
Pomaretto TO 14 1009 147190
Borgone Susa TO 14 2229 149419
Rubiana TO 14 2400 151819
Pinerolo TO 14 35808 187627
Rivalta di Torino TO 15 19887 207514
San Germano Chisone TO 15 1854 209368
Porte TO 15 1083 210451
Caselette TO 15 3060 213511
Volvera TO 16 8840 222351
Pramollo TO 16 258 222609
Orbassano TO 16 23188 245797
San Didero TO 16 551 246348
Airasca TO 16 3794 250142
Roure TO 16 848 250990
Rivoli TO 17 48791 299781
San Secondo di Pinerolo TO 17 3575 303356
Buriasco TO 17 1410 304766
Alpignano TO 17 17008 321774
San Giorio di Susa TO 18 1024 322798
Prarostino TO 18 1273 324071
Val della Torre TO 18 3869 327940
Bruzolo TO 18 1524 329464
Osasco TO 19 1141 330605
None TO 19 8005 338610
Pianezza TO 19 15152 353762
Macello TO 19 1229 354991
Beinasco TO 19 18159 373150
Scalenghe TO 19 3339 376489
Perrero TO 19 659 377148
Chianocco TO 20 1675 378823
Collegno TO 20 49905 428728
Grugliasco TO 20 37966 466694
Bussoleno TO 20 6094 472788

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km W of Moncalieri (57294 inhabitants)
28 Km W of Torino (890529 inhabitants)
70 Km W of Asti (76202 inhabitants)
71 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
Md 2.0
ML 1.1
2011-08-15
09:09:36
45.018 7.336 13 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1272229
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2011-08-15 09:09:36 ± 0.43
Latitude 45.0180 ± 0.0099
Longitude 7.3360 ± 0.0344
Depth (km) 13 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1272229

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2714
Semi-minor axis of confidence ellipse (meter) 302
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 280
Circular confidence region, given by single value of horizontal uncertainty (meter) 2915.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 194
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.7
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.79320
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 1272229
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-06 01:07:25

Md:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 1272229
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-06 01:07:25
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MCSR.HHE. 2011-08-15T09:09:59.61 10.0 undecidable manual Pg 0 0 0
GU.PZZ.HHE. 2011-08-15T09:09:54.05 0.3 undecidable manual Sg 197 59.3961 -1.066 50
MN.BNI.HHZ. 2011-08-15T09:09:52.62 0.3 undecidable manual Sg 274 51.7038 -0.463 60
GU.LSD.HHZ. 2011-08-15T09:09:51.82 0.3 undecidable manual Sg 342 51.4152 -1.175 51
IV.DOI.HHN. 2011-08-15T09:09:51.50 10.0 undecidable manual Pg 0 0 0
GU.RRL.HHN. 2011-08-15T09:09:51.07 0.3 undecidable manual Sg 256 44.1225 0.007 69
GU.ENR.HHE. 2011-08-15T09:09:50.98 0.3 undecidable manual Pg 176 88.0452 -0.826 57
IV.MONC.HHE. 2011-08-15T09:09:47.14 10.0 undecidable manual Pg 0 0 0
GU.PZZ.HHE. 2011-08-15T09:09:47.27 0.3 undecidable manual Pg 197 59.3961 -0.11 70
GU.TRAV.HHE. 2011-08-15T09:09:47.54 10.0 undecidable manual Pg 0 0 0
GU.LSD.HHZ. 2011-08-15T09:09:46.16 0.1 undecidable manual Pg 342 51.4152 0.006 92
MN.BNI.HHZ. 2011-08-15T09:09:46.76 0.3 undecidable manual Pg 274 51.7038 0.556 64
GU.RRL.HHN. 2011-08-15T09:09:45.58 0.3 undecidable manual Pg 256 44.1225 0.54 65
GU.BHB.HHN. 2011-08-15T09:09:44.78 0.3 undecidable manual Sg 196 21.1677 -0.17 71
GU.RSP.HHE. 2011-08-15T09:09:43.58 0.1 undecidable manual Sg 339 15.3735 0.089 100
GU.BHB.HHN. 2011-08-15T09:09:41.91 0.1 undecidable manual Pg 196 21.1677 0.4 92
GU.RSP.HHE. 2011-08-15T09:09:41.03 0.1 undecidable manual Pg 339 15.3735 0.366 95
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