A magnitude ML 1.4 earthquake occured in region: V3 Monte Bianco (ITALIA, FRANCIA, SVIZZERA), on
and geographic coordinates (lat, lon) 45.8690, 6.9830 at 10 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 | 8 | 2807 | 2807 |
Pré-Saint-Didier | AO | 12 | 1050 | 3857 |
Morgex | AO | 13 | 2104 | 5961 |
La Salle | AO | 15 | 2087 | 8048 |
Saint-Rhémy-en-Bosses | AO | 16 | 338 | 8386 |
La Thuile | AO | 17 | 761 | 9147 |
Saint-Oyen | AO | 19 | 203 | 9350 |
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 1.4 | 2020-09-24 22:41:21 |
45.8693 | 6.9827 | 11 | 2020-09-24 22:46:43 |
Sala Sismica INGV-Roma | 83214221 |
Field | Value |
---|---|
Time (UTC) | 2020-09-24 22:41:21 ± 0.22 |
Latitude | 45.8693 ± 0.0099 |
Longitude | 6.9827 ± 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 | 83214221 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1304 |
Semi-minor axis of confidence ellipse (meter) | 1056 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 296 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1300.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 180 |
Number of associated phases, regardless of their use for origin computation | 13 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.32 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.48833 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.3 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 83214221 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-09-24 22:46:43 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.CIRO.HHZ. | 2020-09-24T22:41:38.51 | 0.3 | undecidable | manual | S | 123 | 54.2013 | 50 | -0.28 | 65 |
GU.SATI.HHZ. | 2020-09-24T22:41:37.05 | 3.0 | undecidable | manual | P | 2.54 | 0 | |||
GU.LSD.HHZ. | 2020-09-24T22:41:36.64 | 0.3 | undecidable | manual | S | 165 | 46.9197 | 50 | -0.22 | 67 |
CH.DIX.HHZ. | 2020-09-24T22:41:34.75 | 0.3 | undecidable | manual | S | 54 | 40.3263 | 50 | -0.33 | 66 |
GU.CIRO.HHZ. | 2020-09-24T22:41:32.17 | 1.0 | negative | manual | P | 123 | 54.2013 | 50 | 0.58 | 20 |
GU.LSD.HHZ. | 2020-09-24T22:41:31.13 | 0.6 | negative | manual | P | 165 | 46.9197 | 50 | 0.66 | 39 |
CH.DIX.HHZ. | 2020-09-24T22:41:29.83 | 1.0 | negative | manual | P | 54 | 40.3263 | 50 | 0.38 | 22 |
GU.REMY.HHZ. | 2020-09-24T22:41:27.64 | 0.6 | undecidable | manual | S | 105 | 13.875 | 127 | -0.16 | 48 |
IV.MRGE.HHZ. | 2020-09-24T22:41:27.20 | 0.6 | undecidable | manual | S | 151 | 12.5763 | 130 | -0.25 | 47 |
GU.REMY.HHZ. | 2020-09-24T22:41:25.56 | 0.1 | undecidable | manual | P | 105 | 13.875 | 127 | 0.32 | 92 |
IV.MRGE.HHZ. | 2020-09-24T22:41:25.30 | 0.1 | positive | manual | P | 151 | 12.5763 | 130 | 0.26 | 94 |
GU.BLANC.HHZ. | 2020-09-24T22:41:25.03 | 0.6 | undecidable | manual | S | 234 | 4.6953 | 156 | -0.71 | 42 |
GU.BLANC.HHZ. | 2020-09-24T22:41:24.08 | 0.1 | positive | manual | P | 234 | 4.6953 | 156 | 0.02 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.BLANC.HHN. | ML:1.8 | 0.0010705 | 0.26 | AML | other | m | 2020-09-24T22:41:25.51 |
GU.BLANC.HHE. | ML:1.6 | 0.0007315 | 1.02 | AML | other | m | 2020-09-24T22:41:25.42 |
IV.MRGE.HHE. | ML:1.8 | 0.0005985000000000001 | 0.28 | AML | other | m | 2020-09-24T22:41:27.36 |
IV.MRGE.HHN. | ML:2.0 | 0.0010385 | 0.28 | AML | other | m | 2020-09-24T22:41:27.37 |
GU.REMY.HHE. | ML:1.3 | 0.0001905 | 1.42 | AML | other | m | 2020-09-24T22:41:28.24 |
GU.REMY.HHN. | ML:1.2 | 0.00017199999999999998 | 1.54 | AML | other | m | 2020-09-24T22:41:29.79 |
GU.LSD.HHE. | ML:1.4 | 0.00007644999999999999 | 0.26 | AML | other | m | 2020-09-24T22:41:36.84 |
GU.LSD.HHN. | ML:1.2 | 0.00004425 | 0.88 | AML | other | m | 2020-09-24T22:41:37.47 |
GU.CIRO.HHN. | ML:1.0 | 0.00002715 | 0.7 | AML | other | m | 2020-09-24T22:41:39.39 |
GU.CIRO.HHE. | ML:1.2 | 0.00003255 | 1.58 | AML | other | m | 2020-09-24T22:41:42.09 |
CH.DIX.HHE. | ML:1.3 | 0.00007313344000000001 | 0.1792 | AML | other | m | 2020-09-24T22:41:35.40 |
CH.DIX.HHN. | ML:1.2 | 0.000055621435 | 0.2176 | AML | other | m | 2020-09-24T22:41:37.97 |