Earthquake with magnitude of ML 1.1 on date 22-06-2011 and time 07:35:12 (Italy) in region 6 km E Bionaz (AO)

A magnitude ML 1.1 earthquake occured in region: 6 km E Bionaz (AO), on

  • 22-06-2011 05:35:12 (UTC)
  • 22-06-2011 07:35:12 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 45.8660, 7.5010 at 10 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
Bionaz AO 6 236 236
Torgnon AO 9 558 794
Oyace AO 9 219 1013
Valtournenche AO 10 2277 3290
Antey-Saint-André AO 10 602 3892
Chamois AO 10 97 3989
La Magdeleine AO 11 109 4098
Verrayes AO 12 1302 5400
Saint-Denis AO 13 378 5778
Valpelline AO 14 657 6435
Chambave AO 14 931 7366
Nus AO 14 2984 10350
Fénis AO 14 1813 12163
Ollomont AO 15 157 12320
Saint-Marcel AO 15 1362 13682
Quart AO 15 4039 17721
Ayas AO 16 1401 19122
Châtillon AO 16 4772 23894
Pontey AO 16 817 24711
Doues AO 16 510 25221
Saint-Christophe AO 17 3432 28653
Brissogne AO 17 1008 29661
Saint-Vincent AO 17 4660 34321
Roisan AO 17 1036 35357
Allein AO 19 229 35586
Gignod AO 19 1710 37296
Pollein AO 19 1569 38865
Aosta AO 20 34390 73255

Municipalities with at least 50000 inhabitants

An earthquake occurred to
89 Km N of Torino (890529 inhabitants)
97 Km N of Moncalieri (57294 inhabitants)
99 Km W of Novara (104380 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 1.8
ML 1.1
2011-06-22
05:35:12
45.866 7.501 10 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1243849
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2011-06-22 05:35:12 ± 0.19
Latitude 45.8660 ± 0.0108
Longitude 7.5010 ± 0.0181
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1243849

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1368
Semi-minor axis of confidence ellipse (meter) 1211
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 276
Circular confidence region, given by single value of horizontal uncertainty (meter) 1843.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 131
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.65
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.48024
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 5
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 1243849
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-06 00:28:12

Md:1.8

Field Value
Value 1.8
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 1243849
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-06 00:28:12
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SBPO.HHE. 2011-06-22T05:36:06.15 10.0 undecidable manual Pg 0 0 0
GU.LSD.HHN. 2011-06-22T05:35:28.77 0.6 undecidable manual Sg 212 53.3022 -1.076 35
GU.TRAV.HHN. 2011-06-22T05:35:26.56 0.6 undecidable manual Sg 154 43.623 -0.691 43
CH.MMK.HHZ. 2011-06-22T05:35:25.99 0.6 undecidable manual Sg 60 41.1255 -0.604 44
GU.LSD.HHN. 2011-06-22T05:35:23.07 0.1 undecidable manual Pg 212 53.3022 0.36 93
GU.SATI.HHZ. 2011-06-22T05:35:22.89 0.3 undecidable manual Sg 88 28.4493 -0.303 74
CH.MMK.HHZ. 2011-06-22T05:35:21.25 0.1 undecidable manual Pg 60 41.1255 0.417 94
CH.DIX.HHN. 2011-06-22T05:35:21.68 0.3 undecidable manual Sg 343 24.753 -0.545 70
GU.TRAV.HHN. 2011-06-22T05:35:21.56 0.1 undecidable manual Pg 154 43.623 0.348 95
GU.SATI.HHZ. 2011-06-22T05:35:19.11 0.1 undecidable manual Pg 88 28.4493 0.239 100
CH.DIX.HHN. 2011-06-22T05:35:18.56 0.1 undecidable manual Pg 343 24.753 0.25 100
IV.CRAC.EHN. 2011-06-22T05:35:01.90 10.0 undecidable manual Pg 0 0 0
IV.MCIV.HHZ. 2011-06-22T05:34:59.54 10.0 undecidable manual Pg 0 0 0
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