A magnitude ML 1.1 earthquake occured in region: Confine Italia Svizzera (SVIZZERA), on
and geographic coordinates (lat, lon) 45.9140, 7.2710 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 |
---|---|---|---|---|
Ollomont | AO | 8 | 157 | 157 |
Valpelline | AO | 11 | 657 | 814 |
Etroubles | AO | 11 | 501 | 1315 |
Saint-Oyen | AO | 11 | 203 | 1518 |
Doues | AO | 11 | 510 | 2028 |
Allein | AO | 11 | 229 | 2257 |
Oyace | AO | 11 | 219 | 2476 |
Saint-Rhémy-en-Bosses | AO | 12 | 338 | 2814 |
Bionaz | AO | 13 | 236 | 3050 |
Roisan | AO | 15 | 1036 | 4086 |
Gignod | AO | 15 | 1710 | 5796 |
Saint-Christophe | AO | 20 | 3432 | 9228 |
Aosta | AO | 20 | 34390 | 43618 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2023-08-17 21:42:37 |
45.914 | 7.2707 | 8 | 2023-08-17 21:47:10 |
Sala Sismica INGV-Roma | 120234871 |
Field | Value |
---|---|
Time (UTC) | 2023-08-17 21:42:37 ± 0.19 |
Latitude | 45.9140 ± 0.0189 |
Longitude | 7.2707 ± 0.0375 |
Depth (km) | 8 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 120234871 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 3420 |
Semi-minor axis of confidence ellipse (meter) | 655 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 304 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 3420.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 164 |
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) | 0.37 |
Epicentral distance of station closest to the epicenter (degree) | 0.10972 |
Epicentral distance of station farthest from the epicenter (degree) | 0.52071 |
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 | 1.1 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 120234871 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-08-17 21:47:10 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.TRAV.HHZ. | 2023-08-17T21:42:55.53 | 0.3 | undecidable | manual | S | 140 | 57.7977 | 50 | -0.16 | 71 |
CH.MMK.HHE. | 2023-08-17T21:42:54.78 | 0.3 | undecidable | manual | S | 74 | 55.5 | 50 | -0.3 | 69 |
GU.SATI.HHZ. | 2023-08-17T21:42:52.13 | 0.3 | undecidable | manual | S | 95 | 46.3203 | 50 | -0.5 | 68 |
GU.CIRO.HHE. | 2023-08-17T21:42:51.11 | 0.6 | undecidable | manual | S | 146 | 41.5251 | 50 | -0.24 | 48 |
GU.TRAV.HHZ. | 2023-08-17T21:42:48.48 | 0.1 | undecidable | manual | P | 140 | 57.7977 | 50 | 0.67 | 82 |
CH.MMK.HHE. | 2023-08-17T21:42:47.54 | 0.6 | undecidable | manual | P | 74 | 55.5 | 50 | 0.08 | 48 |
GU.SATI.HHZ. | 2023-08-17T21:42:46.13 | 0.1 | undecidable | manual | P | 95 | 46.3203 | 50 | 0.09 | 98 |
GU.LSD.HHE. | 2023-08-17T21:42:46.91 | 0.1 | undecidable | manual | P | 192 | 51.5151 | 50 | 0.07 | 98 |
GU.CIRO.HHE. | 2023-08-17T21:42:45.62 | 0.1 | undecidable | manual | P | 146 | 41.5251 | 50 | 0.31 | 95 |
CH.DIX.HHZ. | 2023-08-17T21:42:44.40 | 0.6 | undecidable | manual | S | 30 | 21.2676 | 110 | -0.49 | 47 |
IV.MRGE.HHZ. | 2023-08-17T21:42:44.62 | 0.1 | undecidable | manual | S | 225 | 22.755 | 109 | -0.77 | 84 |
GU.REMY.HHE. | 2023-08-17T21:42:42.06 | 0.6 | undecidable | manual | S | 226 | 12.1767 | 122 | 0.01 | 53 |
CH.DIX.HHZ. | 2023-08-17T21:42:41.79 | 0.1 | negative | manual | P | 30 | 21.2676 | 110 | 0.21 | 100 |
IV.MRGE.HHZ. | 2023-08-17T21:42:41.80 | 1.0 | undecidable | manual | P | 225 | 22.755 | 109 | -0.07 | 26 |
GU.REMY.HHE. | 2023-08-17T21:42:40.38 | 0.1 | undecidable | manual | P | 226 | 12.1767 | 122 | 0.44 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MRGE.HHN. | ML:1.2 | 0.00010635 | 0.06 | AML | other | m | 2023-08-17T21:42:44.88 |
CH.DIX.HHE. | ML:1.6 | 0.000286 | 0.18 | AML | other | m | 2023-08-17T21:42:44.86 |
CH.DIX.HHN. | ML:1.6 | 0.000299 | 1.62 | AML | other | m | 2023-08-17T21:42:45.81 |
IV.MRGE.HHE. | ML:1.3 | 0.0001465 | 0.26 | AML | other | m | 2023-08-17T21:42:45.39 |
GU.SATI.HHE. | ML:0.7 | 0.00001328 | 0.98 | AML | other | m | 2023-08-17T21:42:53.10 |
GU.SATI.HHN. | ML:0.7 | 0.0000161 | 0.42 | AML | other | m | 2023-08-17T21:42:54.52 |
GU.TRAV.HHE. | ML:1.0 | 0.000019200000000000003 | 1.18 | AML | other | m | 2023-08-17T21:42:56.87 |
GU.TRAV.HHN. | ML:1.0 | 0.000020850000000000002 | 1.52 | AML | other | m | 2023-08-17T21:42:56.88 |