A magnitude ML 1.9 earthquake occured in region: 10 km W Saint Rhémy en Bosses (AO), on
and geographic coordinates (lat, lon) 45.8660, 7.0700 at 10 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 | 10 | 338 | 338 |
Courmayeur | AO | 11 | 2807 | 3145 |
Saint-Oyen | AO | 12 | 203 | 3348 |
Morgex | AO | 12 | 2104 | 5452 |
Pré-Saint-Didier | AO | 13 | 1050 | 6502 |
La Salle | AO | 13 | 2087 | 8589 |
Etroubles | AO | 14 | 501 | 9090 |
Allein | AO | 17 | 229 | 9319 |
Saint-Nicolas | AO | 18 | 311 | 9630 |
Avise | AO | 18 | 305 | 9935 |
Ollomont | AO | 19 | 157 | 10092 |
La Thuile | AO | 19 | 761 | 10853 |
Doues | AO | 19 | 510 | 11363 |
Arvier | AO | 20 | 873 | 12236 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.9 | 2021-09-08 12:51:49 |
45.8658 | 7.0698 | 10 | 2022-03-30 13:04:31 |
Bollettino Sismico Italiano INGV | 99866831 |
Reviewed Rev100 |
ML 1.9 | 2021-09-08 12:51:49 |
45.8672 | 7.0722 | 10 | 2021-09-08 13:03:14 |
Sala Sismica INGV-Roma | 95197221 |
Field | Value |
---|---|
Time (UTC) | 2021-09-08 12:51:49 ± 0.18 |
Latitude | 45.8658 ± 0.0090 |
Longitude | 7.0698 ± 0.0194 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 99866831 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1532 |
Semi-minor axis of confidence ellipse (meter) | 853 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 279 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1530.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 136 |
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) | 0.32 |
Epicentral distance of station closest to the epicenter (degree) | 0.09623 |
Epicentral distance of station farthest from the epicenter (degree) | 0.86874 |
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 | 1.9 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 95197221 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-08 13:03:14 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 99866831 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2022-01-17 00:00:56 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
CH.MMK.HHE. | 2021-09-08T12:52:11.15 | 0.6 | undecidable | manual | S | 73 | 71.9724 | 50 | 0.28 | 42 |
CH.GIMEL.HHE. | 2021-09-08T12:52:05.64 | 0.3 | undecidable | manual | P | 320 | 96.4257 | 50 | 0.2 | 62 |
GU.LSD.HHZ. | 2021-09-08T12:52:03.25 | 0.3 | undecidable | manual | S | 174 | 45.3213 | 50 | -0.53 | 63 |
CH.MMK.HHE. | 2021-09-08T12:52:01.75 | 0.3 | undecidable | manual | P | 73 | 71.9724 | 50 | 0.09 | 66 |
GU.TRAV.HHZ. | 2021-09-08T12:52:01.18 | 0.3 | undecidable | manual | P | 127 | 65.49 | 50 | 0.52 | 61 |
CH.DIX.HHZ. | 2021-09-08T12:52:00.62 | 0.3 | undecidable | manual | S | 48 | 35.2425 | 50 | -0.47 | 65 |
GU.CIRO.HHZ. | 2021-09-08T12:51:58.32 | 0.3 | undecidable | manual | P | 127 | 48.4182 | 50 | 0.28 | 66 |
GU.LSD.HHZ. | 2021-09-08T12:51:57.81 | 0.3 | undecidable | manual | P | 174 | 45.3213 | 50 | 0.25 | 67 |
CH.DIX.HHZ. | 2021-09-08T12:51:55.79 | 0.1 | positive | manual | P | 48 | 35.2425 | 50 | -0.22 | 92 |
IV.MRGE.HHZ. | 2021-09-08T12:51:54.06 | 0.3 | undecidable | manual | S | 184 | 10.6782 | 134 | -0.19 | 72 |
IV.MRGE.HHZ. | 2021-09-08T12:51:52.08 | 0.1 | negative | manual | P | 184 | 10.6782 | 134 | 0.02 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MRGE.HHE. | ML:2.1 | 0.0016 | 0.24 | AML | other | m | 2021-09-08T12:51:54.32 |
IV.MRGE.HHN. | ML:1.9 | 0.000956873 | 0.064 | AML | other | m | 2021-09-08T12:51:54.36 |
CH.DIX.HHN. | ML:1.8 | 0.00026231605000000003 | 0.2368 | AML | other | m | 2021-09-08T12:52:00.73 |
CH.DIX.HHE. | ML:2.0 | 0.0003893849 | 0.1344 | AML | other | m | 2021-09-08T12:52:01.08 |
GU.LSD.HHE. | ML:1.9 | 0.0002145 | 0.18 | AML | other | m | 2021-09-08T12:52:03.40 |
GU.LSD.HHN. | ML:1.3 | 0.00006335000000000001 | 0.84 | AML | other | m | 2021-09-08T12:52:03.80 |