A magnitude ML 1.3 earthquake occured in region: 3 km W Valgrisenche (AO), on
and geographic coordinates (lat, lon) 45.6300, 7.0300 at 8 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 |
---|---|---|---|---|
Valgrisenche | AO | 3 | 196 | 196 |
Rhêmes-Notre-Dame | AO | 10 | 89 | 285 |
Rhêmes-Saint-Georges | AO | 10 | 194 | 479 |
La Thuile | AO | 12 | 761 | 1240 |
Avise | AO | 13 | 305 | 1545 |
La Salle | AO | 14 | 2087 | 3632 |
Arvier | AO | 14 | 873 | 4505 |
Introd | AO | 14 | 658 | 5163 |
Morgex | AO | 14 | 2104 | 7267 |
Saint-Nicolas | AO | 15 | 311 | 7578 |
Valsavarenche | AO | 15 | 161 | 7739 |
Pré-Saint-Didier | AO | 15 | 1050 | 8789 |
Villeneuve | AO | 16 | 1289 | 10078 |
Saint-Pierre | AO | 18 | 3165 | 13243 |
Aymavilles | AO | 18 | 2086 | 15329 |
Courmayeur | AO | 19 | 2807 | 18136 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.3 | 2023-10-13 03:12:14 |
45.6297 | 7.0298 | 8 | 2023-10-13 03:18:06 |
Sala Sismica INGV-Roma | 122033111 |
Field | Value |
---|---|
Time (UTC) | 2023-10-13 03:12:14 ± 0.17 |
Latitude | 45.6297 ± 0.0054 |
Longitude | 7.0298 ± 0.0180 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 122033111 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1335 |
Semi-minor axis of confidence ellipse (meter) | 531 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 275 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1330.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 176 |
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) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.14209 |
Epicentral distance of station farthest from the epicenter (degree) | 0.81029 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.3 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 122033111 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-10-13 03:18:06 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.BHB.HHZ. | 2023-10-13T03:12:41.29 | 0.1 | undecidable | manual | S | 168 | 89.9433 | 50 | -0.32 | 83 |
GU.TRAV.HHZ. | 2023-10-13T03:12:32.87 | 0.1 | undecidable | manual | S | 103 | 57.0984 | 50 | 0.02 | 94 |
GU.BHB.HHZ. | 2023-10-13T03:12:30.52 | 0.3 | positive | manual | P | 168 | 89.9433 | 50 | 0.36 | 62 |
GU.RRL.HHZ. | 2023-10-13T03:12:28.49 | 0.6 | undecidable | manual | P | 193 | 80.7636 | 50 | -0.26 | 43 |
GU.CIRO.HHZ. | 2023-10-13T03:12:28.37 | 0.3 | undecidable | manual | S | 94 | 41.9247 | 50 | -0.41 | 67 |
GU.TRAV.HHZ. | 2023-10-13T03:12:25.69 | 0.1 | negative | manual | P | 103 | 57.0984 | 50 | 0.59 | 82 |
GU.LSD.HHZ. | 2023-10-13T03:12:22.14 | 0.1 | undecidable | manual | S | 157 | 20.5683 | 112 | -0.05 | 100 |
GU.CIRO.HHZ. | 2023-10-13T03:12:22.90 | 0.6 | undecidable | manual | P | 94 | 41.9247 | 50 | 0.15 | 47 |
IV.MRGE.HHZ. | 2023-10-13T03:12:20.46 | 0.1 | undecidable | manual | S | 9 | 15.7731 | 118 | -0.22 | 97 |
GU.LSD.HHZ. | 2023-10-13T03:12:19.07 | 1.0 | undecidable | manual | P | 157 | 20.5683 | 112 | 0.12 | 25 |
IV.MRGE.HHZ. | 2023-10-13T03:12:18.17 | 0.1 | positive | manual | P | 9 | 15.7731 | 118 | 0.09 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MRGE.HHN. | ML:1.5 | 0.00032950000000000004 | 0.66 | AML | other | m | 2023-10-13T03:12:21.10 |
IV.MRGE.HHE. | ML:1.4 | 0.0002455 | 0.26 | AML | other | m | 2023-10-13T03:12:21.43 |
GU.LSD.HHE. | ML:1.1 | 0.00009275 | 0.06 | AML | other | m | 2023-10-13T03:12:22.40 |
GU.LSD.HHN. | ML:1.2 | 0.00011049999999999999 | 0.28 | AML | other | m | 2023-10-13T03:12:22.57 |
GU.CIRO.HHN. | ML:1.0 | 0.000029350000000000002 | 1.28 | AML | other | m | 2023-10-13T03:12:29.66 |
GU.CIRO.HHE. | ML:0.8 | 0.00001765 | 0.26 | AML | other | m | 2023-10-13T03:12:29.36 |
GU.RSP.HHE. | ML:1.4 | 0.0000597 | 0.14 | AML | other | m | 2023-10-13T03:12:41.16 |
GU.RSP.HHN. | ML:2.0 | 0.00020400000000000003 | 0.34 | AML | other | m | 2023-10-13T03:12:41.10 |
GU.BHB.HHN. | ML:1.2 | 0.000021249999999999998 | 0.46 | AML | other | m | 2023-10-13T03:12:45.14 |
GU.BHB.HHE. | ML:1.1 | 0.0000166 | 1.42 | AML | other | m | 2023-10-13T03:12:45.19 |
GU.BHB.HNE. | ML:1.6 | 0.0000434 | 0.54 | AML | other | m | 2023-10-13T03:13:02.42 |
GU.BHB.HNN. | ML:1.6 | 0.000045400000000000006 | 0.56 | AML | other | m | 2023-10-13T03:13:02.19 |