A magnitude ML 1.2 earthquake occured in region: 4 km N Avise (AO), on
and geographic coordinates (lat, lon) 45.7450, 7.1360 at 7 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 |
---|---|---|---|---|
Avise | AO | 4 | 305 | 305 |
Saint-Nicolas | AO | 4 | 311 | 616 |
La Salle | AO | 5 | 2087 | 2703 |
Arvier | AO | 5 | 873 | 3576 |
Introd | AO | 7 | 658 | 4234 |
Villeneuve | AO | 7 | 1289 | 5523 |
Morgex | AO | 8 | 2104 | 7627 |
Saint-Pierre | AO | 8 | 3165 | 10792 |
Aymavilles | AO | 10 | 2086 | 12878 |
Saint-Rhémy-en-Bosses | AO | 10 | 338 | 13216 |
Sarre | AO | 10 | 4927 | 18143 |
Rhêmes-Saint-Georges | AO | 10 | 194 | 18337 |
Saint-Oyen | AO | 11 | 203 | 18540 |
Jovençan | AO | 11 | 736 | 19276 |
Etroubles | AO | 11 | 501 | 19777 |
Pré-Saint-Didier | AO | 12 | 1050 | 20827 |
Gressan | AO | 12 | 3387 | 24214 |
Gignod | AO | 13 | 1710 | 25924 |
Allein | AO | 13 | 229 | 26153 |
Courmayeur | AO | 14 | 2807 | 28960 |
Valgrisenche | AO | 14 | 196 | 29156 |
Roisan | AO | 14 | 1036 | 30192 |
Aosta | AO | 14 | 34390 | 64582 |
La Thuile | AO | 15 | 761 | 65343 |
Charvensod | AO | 15 | 2468 | 67811 |
Doues | AO | 16 | 510 | 68321 |
Saint-Christophe | AO | 17 | 3432 | 71753 |
Pollein | AO | 17 | 1569 | 73322 |
Valpelline | AO | 18 | 657 | 73979 |
Valsavarenche | AO | 18 | 161 | 74140 |
Ollomont | AO | 18 | 157 | 74297 |
Rhêmes-Notre-Dame | AO | 19 | 89 | 74386 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2023-08-18 05:31:46 |
45.7447 | 7.1358 | 7 | 2023-08-18 05:42:06 |
Sala Sismica INGV-Roma | 120244451 |
Field | Value |
---|---|
Time (UTC) | 2023-08-18 05:31:46 ± 0.21 |
Latitude | 45.7447 ± 0.0108 |
Longitude | 7.1358 ± 0.0206 |
Depth (km) | 7 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 120244451 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1665 |
Semi-minor axis of confidence ellipse (meter) | 971 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 245 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1660.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 116 |
Number of associated phases, regardless of their use for origin computation | 10 |
Number of defining phases | 10 |
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) | 0.05756 |
Epicentral distance of station farthest from the epicenter (degree) | 0.48563 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 120244451 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-08-18 05:42:06 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.TRAV.HHZ. | 2023-08-18T05:32:04.29 | 0.1 | undecidable | manual | S | 118 | 53.9016 | 50 | -0.27 | 93 |
CH.DIX.HHZ. | 2023-08-18T05:32:01.28 | 0.1 | undecidable | manual | S | 29 | 42.7239 | 50 | -0.3 | 94 |
GU.CIRO.HHZ. | 2023-08-18T05:31:59.65 | 0.1 | undecidable | manual | S | 115 | 37.0296 | 101 | -0.3 | 95 |
GU.LSD.HHZ. | 2023-08-18T05:31:57.57 | 0.1 | undecidable | manual | S | 180 | 31.6461 | 103 | -0.54 | 91 |
GU.TRAV.HHZ. | 2023-08-18T05:31:57.79 | 0.6 | undecidable | manual | P | 118 | 53.9016 | 50 | 0.71 | 41 |
CH.DIX.HHZ. | 2023-08-18T05:31:55.67 | 1.0 | positive | manual | P | 29 | 42.7239 | 50 | 0.32 | 23 |
GU.CIRO.HHZ. | 2023-08-18T05:31:55.01 | 0.1 | positive | manual | P | 115 | 37.0296 | 101 | 0.59 | 88 |
GU.LSD.HHZ. | 2023-08-18T05:31:53.89 | 0.1 | undecidable | manual | P | 180 | 31.6461 | 103 | 0.54 | 91 |
IV.MRGE.HHZ. | 2023-08-18T05:31:49.80 | 0.1 | undecidable | manual | S | 296 | 6.3936 | 138 | -0.41 | 98 |
IV.MRGE.HHZ. | 2023-08-18T05:31:49.11 | 0.1 | undecidable | manual | P | 296 | 6.3936 | 138 | 0.32 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.LSD.HHE. | ML:1.4 | 0.0001065 | 0.18 | AML | other | m | 2023-08-18T05:31:57.61 |
GU.LSD.HHN. | ML:1.1 | 0.000054199999999999996 | 1.68 | AML | other | m | 2023-08-18T05:31:57.12 |
GU.CIRO.HHN. | ML:1.2 | 0.000056999999999999996 | 0.16 | AML | other | m | 2023-08-18T05:31:59.77 |
GU.CIRO.HHE. | ML:0.8 | 0.000024500000000000003 | 0.16 | AML | other | m | 2023-08-18T05:31:59.69 |
CH.DIX.HHE. | ML:1.5 | 0.00010894999999999999 | 0.24 | AML | other | m | 2023-08-18T05:32:01.38 |
CH.DIX.HHN. | ML:1.4 | 0.00008385 | 1.42 | AML | other | m | 2023-08-18T05:32:02.98 |
GU.TRAV.HHE. | ML:1.1 | 0.000028499999999999998 | 0.22 | AML | other | m | 2023-08-18T05:32:05.17 |
GU.TRAV.HHN. | ML:1.2 | 0.00004015 | 0.9 | AML | other | m | 2023-08-18T05:32:05.07 |