A magnitude ML 1.4 earthquake occured in region: 9 km NE Courmayeur (AO), on
and geographic coordinates (lat, lon) 45.8690, 7.0130 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 | 13 | 2104 | 5961 |
Saint-Rhémy-en-Bosses | AO | 14 | 338 | 6299 |
La Salle | AO | 14 | 2087 | 8386 |
Saint-Oyen | AO | 16 | 203 | 8589 |
La Thuile | AO | 18 | 761 | 9350 |
Etroubles | AO | 18 | 501 | 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 1.4 | 2024-05-11 21:33:08 |
45.8687 | 7.0127 | 11 | 2024-05-11 21:38:12 |
Sala Sismica INGV-Roma | 127620751 |
Field | Value |
---|---|
Time (UTC) | 2024-05-11 21:33:08 ± 0.29 |
Latitude | 45.8687 ± 0.0162 |
Longitude | 7.0127 ± 0.0271 |
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 | 127620751 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 2166 |
Semi-minor axis of confidence ellipse (meter) | 1679 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 287 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 2170.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 166 |
Number of associated phases, regardless of their use for origin computation | 15 |
Number of defining phases | 15 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.49 |
Epicentral distance of station closest to the epicenter (degree) | 0.06025 |
Epicentral distance of station farthest from the epicenter (degree) | 0.62413 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 127620751 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2024-05-11 21:38:12 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.SATI.HHZ. | 2024-05-11T21:33:28.55 | 0.6 | undecidable | manual | S | 89 | 66.0894 | 50 | -0.12 | 44 |
GU.TRAV.HHZ. | 2024-05-11T21:33:28.85 | 0.6 | undecidable | manual | S | 125 | 69.2751 | 50 | -0.66 | 38 |
GU.CIRO.HHE. | 2024-05-11T21:33:24.36 | 0.6 | undecidable | manual | S | 124 | 52.2033 | 50 | -0.6 | 40 |
GU.TRAV.HHZ. | 2024-05-11T21:33:22.48 | 0.1 | undecidable | manual | P | 125 | 69.2751 | 50 | 1.84 | 40 |
GU.LSD.HHZ. | 2024-05-11T21:33:22.99 | 0.3 | undecidable | manual | S | 168 | 46.3203 | 50 | -0.41 | 64 |
GU.SATI.HHZ. | 2024-05-11T21:33:20.83 | 0.6 | positive | manual | P | 89 | 66.0894 | 50 | 0.68 | 38 |
CH.DIX.HHZ. | 2024-05-11T21:33:20.17 | 0.6 | undecidable | manual | S | 52 | 38.4282 | 50 | -1.12 | 33 |
GU.CIRO.HHE. | 2024-05-11T21:33:18.37 | 0.1 | undecidable | manual | P | 124 | 52.2033 | 50 | 0.36 | 86 |
GU.LSD.HHZ. | 2024-05-11T21:33:17.46 | 0.6 | positive | manual | P | 168 | 46.3203 | 50 | 0.35 | 43 |
CH.DIX.HHZ. | 2024-05-11T21:33:15.76 | 0.6 | positive | manual | P | 52 | 38.4282 | 50 | -0.14 | 46 |
IV.MRGE.HHZ. | 2024-05-11T21:33:13.78 | 0.6 | undecidable | manual | S | 161 | 11.5773 | 133 | -0.24 | 47 |
GU.BLANC.HHE. | 2024-05-11T21:33:12.39 | 0.6 | undecidable | manual | S | 246 | 6.6933 | 148 | -0.54 | 44 |
GU.BLANC.HHE. | 2024-05-11T21:33:11.07 | 0.1 | undecidable | manual | P | 246 | 6.6933 | 148 | 0.01 | 100 |
GU.REMY.HHZ. | 2024-05-11T21:33:11.80 | 0.1 | undecidable | manual | P | 107 | 11.6772 | 133 | 0.1 | 97 |
IV.MRGE.HHZ. | 2024-05-11T21:33:11.76 | 1.0 | undecidable | manual | P | 161 | 11.5773 | 133 | 0.06 | 25 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MRGE.HHE. | ML:1.5 | 0.000332 | 0.24 | AML | other | m | 2024-05-11T21:33:13.97 |
IV.MRGE.HHN. | ML:1.4 | 0.0002535 | 1.74 | AML | other | m | 2024-05-11T21:33:13.89 |
CH.DIX.HHE. | ML:1.4 | 0.00008415 | 1.28 | AML | other | m | 2024-05-11T21:33:20.87 |
CH.DIX.HHN. | ML:1.5 | 0.00010435 | 0.8 | AML | other | m | 2024-05-11T21:33:20.42 |