A magnitude ML 0.6 earthquake occured in region: 7 km NW Ollomont (AO), on
and geographic coordinates (lat, lon) 45.9120, 7.2860 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 |
---|---|---|---|---|
Ollomont | AO | 7 | 157 | 157 |
Valpelline | AO | 10 | 657 | 814 |
Oyace | AO | 10 | 219 | 1033 |
Doues | AO | 10 | 510 | 1543 |
Etroubles | AO | 11 | 501 | 2044 |
Allein | AO | 11 | 229 | 2273 |
Saint-Oyen | AO | 11 | 203 | 2476 |
Bionaz | AO | 12 | 236 | 2712 |
Saint-Rhémy-en-Bosses | AO | 13 | 338 | 3050 |
Roisan | AO | 14 | 1036 | 4086 |
Gignod | AO | 15 | 1710 | 5796 |
Saint-Christophe | AO | 19 | 3432 | 9228 |
Aosta | AO | 20 | 34390 | 43618 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.6 | 2020-07-19 21:43:29 |
45.9117 | 7.2857 | 7 | 2020-07-19 21:52:22 |
Sala Sismica INGV-Roma | 81168991 |
Field | Value |
---|---|
Time (UTC) | 2020-07-19 21:43:29 ± 0.32 |
Latitude | 45.9117 ± 0.0297 |
Longitude | 7.2857 ± 0.0465 |
Depth (km) | 7 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 81168991 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 4767 |
Semi-minor axis of confidence ellipse (meter) | 663 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 312 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 4770.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 159 |
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) | 0.48 |
Epicentral distance of station closest to the epicenter (degree) | 0.18886 |
Epicentral distance of station farthest from the epicenter (degree) | 0.51261 |
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 | 0.6 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 81168991 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-07-19 21:52:22 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.LSD.HHE. | 2020-07-19T21:43:45.91 | 0.3 | undecidable | manual | S | 193 | 51.5151 | 50 | -0.88 | 62 |
GU.SATI.HHZ. | 2020-07-19T21:43:44.75 | 0.1 | undecidable | manual | S | 95 | 45.2214 | 50 | -0.35 | 91 |
GU.CIRO.HHZ. | 2020-07-19T21:43:43.69 | 0.1 | undecidable | manual | S | 147 | 40.7259 | 50 | -0.22 | 91 |
GU.TRAV.HHE. | 2020-07-19T21:43:41.06 | 0.1 | undecidable | manual | P | 141 | 56.8986 | 50 | 0.7 | 82 |
GU.LSD.HHE. | 2020-07-19T21:43:39.77 | 0.1 | undecidable | manual | P | 193 | 51.5151 | 50 | 0.24 | 89 |
GU.SATI.HHZ. | 2020-07-19T21:43:38.71 | 0.6 | undecidable | manual | P | 95 | 45.2214 | 50 | 0.15 | 47 |
GU.CIRO.HHZ. | 2020-07-19T21:43:38.39 | 0.1 | undecidable | manual | P | 147 | 40.7259 | 50 | 0.52 | 89 |
IV.MRGE.HHZ. | 2020-07-19T21:43:37.72 | 0.1 | undecidable | manual | S | 228 | 23.4543 | 106 | -0.37 | 92 |
CH.DIX.HHZ. | 2020-07-19T21:43:36.74 | 0.1 | undecidable | manual | S | 27 | 20.9679 | 108 | -0.52 | 92 |
CH.DIX.HHZ. | 2020-07-19T21:43:34.12 | 0.1 | undecidable | manual | P | 27 | 20.9679 | 108 | 0.08 | 100 |
IV.MRGE.HHZ. | 2020-07-19T21:43:34.63 | 0.3 | undecidable | manual | P | 228 | 23.4543 | 106 | 0.12 | 75 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MRGE.HHN. | ML:0.8 | 0.00004654999999999999 | 1.1 | AML | other | m | 2020-07-19T21:43:38.61 |
IV.MRGE.HHE. | ML:1.0 | 0.0000761 | 0.34 | AML | other | m | 2020-07-19T21:43:38.38 |
GU.CIRO.HHE. | ML:0.5 | 0.0000104875875 | 2.0864 | AML | other | m | 2020-07-19T21:43:44.06 |
GU.CIRO.HHN. | ML:0.5 | 0.00001042739 | 2.112 | AML | other | m | 2020-07-19T21:43:44.00 |
GU.SATI.HHE. | ML:0.5 | 0.000010829877 | 0.6912 | AML | other | m | 2020-07-19T21:43:45.85 |
GU.SATI.HHN. | ML:0.5 | 0.0000094318145 | 0.0512 | AML | other | m | 2020-07-19T21:43:46.31 |