A magnitude ML 1.1 earthquake occured in region: 9 km NE Courmayeur (AO), on
and geographic coordinates (lat, lon) 45.8690, 7.0200 at 11 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 |
---|---|---|---|---|
Courmayeur | AO | 9 | 2807 | 2807 |
Pré-Saint-Didier | AO | 12 | 1050 | 3857 |
Morgex | AO | 12 | 2104 | 5961 |
Saint-Rhémy-en-Bosses | AO | 14 | 338 | 6299 |
La Salle | AO | 14 | 2087 | 8386 |
Saint-Oyen | AO | 16 | 203 | 8589 |
Etroubles | AO | 18 | 501 | 9090 |
La Thuile | AO | 18 | 761 | 9851 |
No Italian municipalities within 100 km from the epicenter with at least 50000 inhabitants.
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2020-10-05 07:03:31 |
45.8692 | 7.0195 | 11 | 2020-10-05 07:59:22 |
Sala Sismica INGV-Roma | 83517591 |
Field | Value |
---|---|
Time (UTC) | 2020-10-05 07:03:31 ± 0.21 |
Latitude | 45.8692 ± 0.0117 |
Longitude | 7.0195 ± 0.0168 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 83517591 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1418 |
Semi-minor axis of confidence ellipse (meter) | 1099 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 310 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1420.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 165 |
Number of associated phases, regardless of their use for origin computation | 10 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.36 |
Epicentral distance of station closest to the epicenter (degree) | 0.06475 |
Epicentral distance of station farthest from the epicenter (degree) | 0.41729 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 7 |
Type of magnitude | ML |
Reference to an origin | 83517591 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-10-05 07:59:22 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.LSD.HHZ. | 2020-10-05T07:03:45.72 | 0.3 | undecidable | manual | S | 169 | 46.3203 | 50 | -0.38 | 66 |
CH.DIX.HHZ. | 2020-10-05T07:03:43.44 | 0.3 | undecidable | manual | S | 52 | 38.0286 | 50 | -0.45 | 66 |
GU.LSD.HHZ. | 2020-10-05T07:03:40.28 | 0.1 | undecidable | manual | P | 169 | 46.3203 | 50 | 0.46 | 87 |
CH.DIX.HHZ. | 2020-10-05T07:03:39.00 | 1.0 | negative | manual | P | 52 | 38.0286 | 50 | 0.46 | 22 |
IV.MRGE.HHZ. | 2020-10-05T07:03:36.29 | 0.6 | undecidable | manual | S | 164 | 11.4774 | 133 | -0.41 | 47 |
GU.REMY.HHZ. | 2020-10-05T07:03:36.44 | 0.6 | undecidable | manual | S | 108 | 11.1777 | 134 | -0.18 | 49 |
GU.BLANC.HHZ. | 2020-10-05T07:03:35.34 | 0.3 | undecidable | manual | S | 247 | 7.1928 | 147 | -0.39 | 71 |
GU.REMY.HHZ. | 2020-10-05T07:03:34.69 | 0.1 | negative | manual | P | 108 | 11.1777 | 134 | 0.35 | 95 |
IV.MRGE.HHZ. | 2020-10-05T07:03:34.57 | 0.3 | positive | manual | P | 164 | 11.4774 | 133 | 0.18 | 74 |
GU.BLANC.HHZ. | 2020-10-05T07:03:33.96 | 0.1 | positive | manual | P | 247 | 7.1928 | 147 | 0.14 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.BLANC.HHE. | ML:1.3 | 0.00028072035 | 0.0992 | AML | other | m | 2020-10-05T07:03:34.10 |
GU.BLANC.HHN. | ML:1.3 | 0.0002720881 | 0.0992 | AML | other | m | 2020-10-05T07:03:34.14 |
IV.MRGE.HHE. | ML:1.3 | 0.00024338875 | 0.2208 | AML | other | m | 2020-10-05T07:03:36.49 |
IV.MRGE.HHN. | ML:0.9 | 0.00009245238 | 0.08 | AML | other | m | 2020-10-05T07:03:36.45 |
GU.REMY.HHE. | ML:1.1 | 0.0001304909 | 0.08 | AML | other | m | 2020-10-05T07:03:36.58 |
GU.REMY.HHN. | ML:0.9 | 0.00009861073 | 0.08 | AML | other | m | 2020-10-05T07:03:36.72 |
GU.LSD.HHE. | ML:0.7 | 0.000014981297000000002 | 0.1792 | AML | other | m | 2020-10-05T07:03:45.78 |