A magnitude ML 0.4 earthquake occured in region: 6 km NW Torgnon (AO), on
and geographic coordinates (lat, lon) 45.8420, 7.5150 at 7 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.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Torgnon | AO | 6 | 558 | 558 |
Antey-Saint-André | AO | 7 | 602 | 1160 |
Bionaz | AO | 8 | 236 | 1396 |
Chamois | AO | 8 | 97 | 1493 |
La Magdeleine | AO | 9 | 109 | 1602 |
Verrayes | AO | 9 | 1302 | 2904 |
Valtournenche | AO | 9 | 2277 | 5181 |
Oyace | AO | 10 | 219 | 5400 |
Saint-Denis | AO | 11 | 378 | 5778 |
Chambave | AO | 11 | 931 | 6709 |
Fénis | AO | 12 | 1813 | 8522 |
Nus | AO | 12 | 2984 | 11506 |
Châtillon | AO | 13 | 4772 | 16278 |
Pontey | AO | 13 | 817 | 17095 |
Saint-Marcel | AO | 13 | 1362 | 18457 |
Quart | AO | 14 | 4039 | 22496 |
Ayas | AO | 14 | 1401 | 23897 |
Saint-Vincent | AO | 15 | 4660 | 28557 |
Valpelline | AO | 15 | 657 | 29214 |
Brissogne | AO | 15 | 1008 | 30222 |
Ollomont | AO | 16 | 157 | 30379 |
Saint-Christophe | AO | 16 | 3432 | 33811 |
Doues | AO | 16 | 510 | 34321 |
Roisan | AO | 17 | 1036 | 35357 |
Pollein | AO | 18 | 1569 | 36926 |
Gignod | AO | 18 | 1710 | 38636 |
Aosta | AO | 19 | 34390 | 73026 |
Allein | AO | 19 | 229 | 73255 |
Brusson | AO | 19 | 897 | 74152 |
Emarèse | AO | 19 | 226 | 74378 |
Montjovet | AO | 20 | 1801 | 76179 |
Charvensod | AO | 20 | 2468 | 78647 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.4 | 2020-10-09 18:55:47 |
45.8422 | 7.5153 | 7 | 2020-10-09 19:02:37 |
Sala Sismica INGV-Roma | 83656531 |
Field | Value |
---|---|
Time (UTC) | 2020-10-09 18:55:47 ± 0.14 |
Latitude | 45.8422 ± 0.0072 |
Longitude | 7.5153 ± 0.0090 |
Depth (km) | 7 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 83656531 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 840 |
Semi-minor axis of confidence ellipse (meter) | 750 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 359 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 840.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 89 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 11 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.39 |
Epicentral distance of station closest to the epicenter (degree) | 0.24282 |
Epicentral distance of station farthest from the epicenter (degree) | 0.37502 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 0.4 |
Uncertainty | 0.1 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 83656531 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-10-09 19:02:37 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
CH.MMK.HHE. | 2020-10-09T18:56:01.72 | 0.3 | undecidable | manual | S | 56 | 41.625 | 50 | -0.3 | 72 |
GU.SATI.HHE. | 2020-10-09T18:55:57.19 | 0.6 | undecidable | manual | S | 82 | 27.5502 | 105 | -0.32 | 49 |
CH.DIX.HHZ. | 2020-10-09T18:55:57.22 | 0.3 | undecidable | manual | S | 343 | 27.6501 | 105 | -0.33 | 73 |
CH.MMK.HHE. | 2020-10-09T18:55:56.47 | 0.3 | undecidable | manual | P | 56 | 41.625 | 50 | 0.53 | 68 |
GU.REMY.HHZ. | 2020-10-09T18:55:56.98 | 0.1 | undecidable | manual | S | 269 | 27.75 | 105 | -0.6 | 91 |
GU.CIRO.HHZ. | 2020-10-09T18:55:56.95 | 0.3 | undecidable | manual | S | 171 | 26.9508 | 105 | -0.37 | 73 |
IV.MRGE.HHZ. | 2020-10-09T18:55:55.31 | 0.3 | undecidable | manual | P | 257 | 36.0417 | 102 | 0.32 | 73 |
GU.CIRO.HHZ. | 2020-10-09T18:55:53.62 | 0.1 | undecidable | manual | P | 171 | 26.9508 | 105 | 0.39 | 97 |
CH.DIX.HHZ. | 2020-10-09T18:55:53.83 | 0.1 | undecidable | manual | P | 343 | 27.6501 | 105 | 0.47 | 95 |
GU.SATI.HHE. | 2020-10-09T18:55:53.08 | 0.3 | undecidable | manual | P | 82 | 27.5502 | 105 | -0.26 | 75 |
GU.REMY.HHZ. | 2020-10-09T18:55:53.60 | 0.1 | undecidable | manual | P | 269 | 27.75 | 105 | 0.23 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
CH.DIX.HHE. | ML:0.3 | 0.000008425285499999999 | 0.1024 | AML | other | m | 2020-10-09T18:55:57.36 |
CH.DIX.HHN. | ML:0.4 | 0.000012894688499999997 | 0.768 | AML | other | m | 2020-10-09T18:55:57.54 |