A magnitude ML 1.1 earthquake occured in region: V3 Monte Bianco (ITALIA, FRANCIA, SVIZZERA), on
and geographic coordinates (lat, lon) 45.9060, 7.0940 at 8 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.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Saint-Rhémy-en-Bosses | AO | 11 | 338 | 338 |
Saint-Oyen | AO | 13 | 203 | 541 |
Etroubles | AO | 14 | 501 | 1042 |
Courmayeur | AO | 16 | 2807 | 3849 |
Morgex | AO | 17 | 2104 | 5953 |
Allein | AO | 17 | 229 | 6182 |
La Salle | AO | 18 | 2087 | 8269 |
Pré-Saint-Didier | AO | 18 | 1050 | 9319 |
Ollomont | AO | 18 | 157 | 9476 |
Doues | AO | 19 | 510 | 9986 |
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 |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.1 | 2021-10-07 04:23:45 |
45.9055 | 7.0942 | 8 | 2022-03-30 13:04:22 |
Bollettino Sismico Italiano INGV | 98621711 |
Reviewed Rev100 |
ML 1.2 | 2021-10-07 04:23:45 |
45.907 | 7.0573 | 10 | 2021-10-07 04:29:29 |
Sala Sismica INGV-Roma | 96309951 |
Field | Value |
---|---|
Time (UTC) | 2021-10-07 04:23:45 ± 0.22 |
Latitude | 45.9055 ± 0.0090 |
Longitude | 7.0942 ± 0.0207 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 98621711 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1814 |
Semi-minor axis of confidence ellipse (meter) | 249 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 300 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1810.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 221 |
Number of associated phases, regardless of their use for origin computation | 13 |
Number of defining phases | 13 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.24 |
Epicentral distance of station closest to the epicenter (degree) | 0.13760 |
Epicentral distance of station farthest from the epicenter (degree) | 0.76622 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.3 |
Num. used stations | 7 |
Type of magnitude | ML |
Reference to an origin | 96309951 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-10-07 04:29:29 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.3 |
Num. used stations | 7 |
Type of magnitude | ML |
Reference to an origin | 98621711 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-12-17 14:10:48 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
CH.MMK.HHZ. | 2021-10-07T04:24:06.65 | 0.3 | undecidable | manual | S | 76 | 68.9754 | 50 | -0.28 | 66 |
GU.TRAV.HHZ. | 2021-10-07T04:24:06.63 | 0.3 | undecidable | manual | S | 131 | 66.7776 | 50 | 0.29 | 66 |
GU.LSD.HHZ. | 2021-10-07T04:24:01.39 | 0.6 | undecidable | manual | S | 176 | 49.617 | 50 | -0.37 | 45 |
GU.CIRO.HHE. | 2021-10-07T04:24:01.48 | 0.6 | undecidable | manual | S | 132 | 49.8168 | 50 | -0.34 | 45 |
GU.RSP.HNZ. | 2021-10-07T04:24:00.07 | 0.6 | undecidable | manual | P | 171 | 85.0482 | 50 | -0.25 | 43 |
CH.MMK.HHZ. | 2021-10-07T04:23:58.06 | 0.1 | undecidable | manual | P | 76 | 68.9754 | 50 | 0.22 | 89 |
GU.TRAV.HHZ. | 2021-10-07T04:23:57.79 | 0.3 | undecidable | manual | P | 131 | 66.7776 | 50 | 0.29 | 66 |
CH.DIX.HHZ. | 2021-10-07T04:23:56.23 | 0.6 | undecidable | manual | S | 51 | 30.9468 | 105 | -0.31 | 47 |
GU.CIRO.HHE. | 2021-10-07T04:23:55.19 | 0.1 | undecidable | manual | P | 132 | 49.8168 | 50 | 0.3 | 91 |
GU.LSD.HHZ. | 2021-10-07T04:23:54.70 | 0.1 | undecidable | manual | P | 176 | 49.617 | 50 | -0.15 | 94 |
CH.DIX.HHZ. | 2021-10-07T04:23:51.85 | 0.1 | undecidable | manual | P | 51 | 30.9468 | 105 | 0 | 100 |
IV.MRGE.HHZ. | 2021-10-07T04:23:51.29 | 0.3 | undecidable | manual | S | 190 | 15.2736 | 118 | -0.15 | 75 |
IV.MRGE.HHZ. | 2021-10-07T04:23:49.05 | 0.1 | undecidable | manual | P | 190 | 15.2736 | 118 | 0.15 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MRGE.HHE. | ML:1.3 | 0.0002195832 | 0.1408 | AML | other | m | 2021-10-07T04:23:51.45 |
IV.MRGE.HHN. | ML:1.1 | 0.000131 | 0.08 | AML | other | m | 2021-10-07T04:23:51.45 |
CH.DIX.HHN. | ML:1.3 | 0.00009803935499999999 | 0.1216 | AML | other | m | 2021-10-07T04:23:56.52 |
CH.DIX.HHE. | ML:1.4 | 0.00010585489500000001 | 0.16 | AML | other | m | 2021-10-07T04:23:56.53 |
GU.LSD.HHN. | ML:0.8 | 0.000013961049999999999 | 0.0992 | AML | other | m | 2021-10-07T04:24:00.78 |
GU.LSD.HHE. | ML:1.0 | 0.000030474639999999997 | 0.1408 | AML | other | m | 2021-10-07T04:24:00.73 |
GU.TRAV.HHE. | ML:0.8 | 0.000009574667999999999 | 0.24 | AML | other | m | 2021-10-07T04:24:09.39 |