A magnitude ML 1.5 earthquake occured in region: 6 km NE Courmayeur (AO), on
and geographic coordinates (lat, lon) 45.8390, 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 | 6 | 2807 | 2807 |
Pré-Saint-Didier | AO | 9 | 1050 | 3857 |
Morgex | AO | 9 | 2104 | 5961 |
La Salle | AO | 11 | 2087 | 8048 |
Saint-Rhémy-en-Bosses | AO | 13 | 338 | 8386 |
La Thuile | AO | 15 | 761 | 9147 |
Saint-Oyen | AO | 15 | 203 | 9350 |
Etroubles | AO | 17 | 501 | 9851 |
Avise | AO | 17 | 305 | 10156 |
Saint-Nicolas | AO | 18 | 311 | 10467 |
Arvier | AO | 19 | 873 | 11340 |
Allein | AO | 20 | 229 | 11569 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.5 | 2023-11-25 00:15:12 |
45.8388 | 7.0198 | 11 | 2023-11-25 00:24:58 |
Sala Sismica INGV-Roma | 123412901 |
Field | Value |
---|---|
Time (UTC) | 2023-11-25 00:15:12 ± 0.21 |
Latitude | 45.8388 ± 0.0099 |
Longitude | 7.0198 ± 0.0181 |
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 | 123412901 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1357 |
Semi-minor axis of confidence ellipse (meter) | 1136 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 93 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1360.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 102 |
Number of associated phases, regardless of their use for origin computation | 14 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.39 |
Epicentral distance of station closest to the epicenter (degree) | 0.07464 |
Epicentral distance of station farthest from the epicenter (degree) | 1.21948 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.3 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 123412901 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-11-25 00:24:58 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
RD.ORIF.BHE. | 2023-11-25T00:15:34.74 | 0.6 | undecidable | manual | P | 221 | 135.3645 | 50 | 0.26 | 38 |
CH.GIMEL.HHZ. | 2023-11-25T00:15:28.41 | 0.1 | undecidable | manual | P | 323 | 96.4257 | 50 | -0.07 | 85 |
GU.CIRO.HHZ. | 2023-11-25T00:15:27.83 | 0.3 | undecidable | manual | S | 122 | 49.9167 | 50 | -0.18 | 68 |
GU.LSD.HHZ. | 2023-11-25T00:15:25.56 | 0.3 | undecidable | manual | S | 168 | 43.0236 | 50 | -0.6 | 62 |
CH.DIX.HHZ. | 2023-11-25T00:15:24.49 | 0.3 | undecidable | manual | S | 48 | 40.1265 | 50 | -0.91 | 54 |
GU.TRAV.HHZ. | 2023-11-25T00:15:24.39 | 0.1 | negative | manual | P | 123 | 66.9774 | 50 | 0.45 | 83 |
GU.SATI.HHZ. | 2023-11-25T00:15:24.55 | 0.1 | undecidable | manual | P | 86 | 65.6898 | 50 | 0.81 | 72 |
GU.CIRO.HHZ. | 2023-11-25T00:15:21.62 | 0.1 | undecidable | manual | P | 122 | 49.9167 | 50 | 0.31 | 88 |
GU.LSD.HHZ. | 2023-11-25T00:15:20.30 | 1.0 | undecidable | manual | P | 168 | 43.0236 | 50 | 0.06 | 23 |
CH.DIX.HHZ. | 2023-11-25T00:15:19.54 | 1.0 | positive | manual | P | 48 | 40.1265 | 50 | -0.27 | 23 |
GU.REMY.HHE. | 2023-11-25T00:15:17.42 | 0.3 | undecidable | manual | S | 91 | 10.5783 | 136 | 0.01 | 75 |
IV.MRGE.HHZ. | 2023-11-25T00:15:16.58 | 0.3 | undecidable | manual | S | 157 | 8.2806 | 142 | -0.32 | 71 |
GU.REMY.HHE. | 2023-11-25T00:15:15.22 | 0.1 | undecidable | manual | P | 91 | 10.5783 | 136 | 0.03 | 100 |
IV.MRGE.HHZ. | 2023-11-25T00:15:14.73 | 1.0 | undecidable | manual | P | 157 | 8.2806 | 142 | -0.17 | 24 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MRGE.HHE. | ML:2.0 | 0.001405 | 0.1 | AML | other | m | 2023-11-25T00:15:16.79 |
IV.MRGE.HHN. | ML:1.9 | 0.0011600000000000002 | 0.42 | AML | other | m | 2023-11-25T00:15:16.87 |
CH.DIX.HHE. | ML:1.6 | 0.00015195 | 0.5 | AML | other | m | 2023-11-25T00:15:24.64 |
CH.DIX.HHN. | ML:1.5 | 0.00011080000000000001 | 1.52 | AML | other | m | 2023-11-25T00:15:25.11 |
GU.LSD.HHN. | ML:1.4 | 0.00007785000000000001 | 0.1 | AML | other | m | 2023-11-25T00:15:25.84 |
GU.LSD.HHE. | ML:1.6 | 0.000142 | 0.1 | AML | other | m | 2023-11-25T00:15:25.80 |
GU.CIRO.HHN. | ML:1.3 | 0.00004955 | 1.74 | AML | other | m | 2023-11-25T00:15:27.10 |
GU.CIRO.HHE. | ML:1.2 | 0.0000389 | 1.04 | AML | other | m | 2023-11-25T00:15:28.57 |
GU.TRAV.HHE. | ML:1.4 | 0.00004022982 | 0.1 | AML | other | m | 2023-11-25T00:15:33.08 |
GU.TRAV.HHN. | ML:1.5 | 0.00005539199 | 0.08 | AML | other | m | 2023-11-25T00:15:33.30 |