A magnitude ML 1.0 earthquake occured in region: 10 km NW Valtournenche (AO), on
and geographic coordinates (lat, lon) 45.9640, 7.5880 at 10 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 |
---|---|---|---|---|
Valtournenche | AO | 10 | 2277 | 2277 |
Chamois | AO | 14 | 97 | 2374 |
Bionaz | AO | 16 | 236 | 2610 |
La Magdeleine | AO | 17 | 109 | 2719 |
Antey-Saint-André | AO | 18 | 602 | 3321 |
Torgnon | AO | 18 | 558 | 3879 |
Ayas | AO | 18 | 1401 | 5280 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2022-12-18 20:22:08 |
45.9637 | 7.5875 | 10 | 2022-12-18 20:32:11 |
Sala Sismica INGV-Roma | 112931651 |
Field | Value |
---|---|
Time (UTC) | 2022-12-18 20:22:08 ± 0.15 |
Latitude | 45.9637 ± 0.0108 |
Longitude | 7.5875 ± 0.0104 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 112931651 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1119 |
Semi-minor axis of confidence ellipse (meter) | 548 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 12 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1120.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 118 |
Number of associated phases, regardless of their use for origin computation | 13 |
Number of defining phases | 13 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.4 |
Epicentral distance of station closest to the epicenter (degree) | 0.16997 |
Epicentral distance of station farthest from the epicenter (degree) | 0.59535 |
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 | 1.0 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 112931651 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2022-12-18 20:32:11 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.LSD.HHZ. | 2022-12-18T20:22:20.07 | 0.3 | undecidable | manual | P | 212 | 66.0894 | 50 | 0.25 | 69 |
GU.CIRO.HHE. | 2022-12-18T20:22:20.32 | 0.6 | undecidable | manual | S | 182 | 40.1265 | 50 | -1.18 | 34 |
GU.REMY.HHE. | 2022-12-18T20:22:20.32 | 0.6 | undecidable | manual | S | 247 | 36.0417 | 50 | -0.09 | 50 |
CH.MMK.HHZ. | 2022-12-18T20:22:18.48 | 0.3 | undecidable | manual | S | 71 | 30.5472 | 50 | -0.46 | 70 |
GU.TRAV.HHZ. | 2022-12-18T20:22:17.81 | 0.1 | undecidable | manual | P | 166 | 51.6039 | 50 | 0.22 | 95 |
GU.SATI.HHZ. | 2022-12-18T20:22:16.60 | 0.3 | undecidable | manual | S | 114 | 23.754 | 113 | -0.46 | 71 |
IV.MRGE.HHZ. | 2022-12-18T20:22:16.74 | 0.1 | undecidable | manual | P | 242 | 46.0206 | 50 | 0.01 | 100 |
GU.CIRO.HHE. | 2022-12-18T20:22:16.14 | 0.3 | undecidable | manual | P | 182 | 40.1265 | 50 | 0.31 | 71 |
GU.REMY.HHE. | 2022-12-18T20:22:15.09 | 0.1 | undecidable | manual | P | 247 | 36.0417 | 50 | -0.11 | 100 |
CH.MMK.HHZ. | 2022-12-18T20:22:14.79 | 0.1 | undecidable | manual | P | 71 | 30.5472 | 50 | 0.43 | 94 |
CH.DIX.HHZ. | 2022-12-18T20:22:14.95 | 0.3 | undecidable | manual | S | 313 | 18.87 | 118 | -0.57 | 69 |
GU.SATI.HHZ. | 2022-12-18T20:22:13.56 | 0.1 | undecidable | manual | P | 114 | 23.754 | 113 | 0.29 | 98 |
CH.DIX.HHZ. | 2022-12-18T20:22:12.71 | 0.1 | undecidable | manual | P | 313 | 18.87 | 118 | 0.33 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
CH.DIX.HHE. | ML:1.4 | 0.00019168776500000002 | 0.1792 | AML | other | m | 2022-12-18T20:22:15.04 |
CH.DIX.HHN. | ML:1.5 | 0.00026079345 | 0.1664 | AML | other | m | 2022-12-18T20:22:15.04 |
GU.SATI.HHE. | ML:0.8 | 0.000032548965 | 0.0768 | AML | other | m | 2022-12-18T20:22:17.04 |
GU.SATI.HHN. | ML:0.9 | 0.000044704081000000006 | 0.064 | AML | other | m | 2022-12-18T20:22:16.72 |
GU.SATI.HNE. | ML:0.8 | 0.000033918585 | 0.1152 | AML | other | m | 2022-12-18T20:22:17.52 |
GU.SATI.HNN. | ML:0.9 | 0.000044236855 | 0.064 | AML | other | m | 2022-12-18T20:22:16.72 |