A magnitude ML 0.8 earthquake occured in region: 4 km NE Sampeyre (CN), on
and geographic coordinates (lat, lon) 44.6030, 7.2270 at 12 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 |
---|---|---|---|---|
Sampeyre | CN | 4 | 1022 | 1022 |
Frassino | CN | 5 | 265 | 1287 |
Melle | CN | 9 | 292 | 1579 |
Oncino | CN | 9 | 76 | 1655 |
Sanfront | CN | 9 | 2395 | 4050 |
Paesana | CN | 10 | 2784 | 6834 |
Gambasca | CN | 10 | 371 | 7205 |
Ostana | CN | 11 | 83 | 7288 |
Rifreddo | CN | 11 | 1078 | 8366 |
Brossasco | CN | 11 | 1084 | 9450 |
Martiniana Po | CN | 11 | 734 | 10184 |
Valmala | CN | 12 | 52 | 10236 |
Macra | CN | 12 | 59 | 10295 |
Crissolo | CN | 12 | 168 | 10463 |
Isasca | CN | 12 | 76 | 10539 |
Casteldelfino | CN | 13 | 157 | 10696 |
San Damiano Macra | CN | 13 | 430 | 11126 |
Elva | CN | 13 | 97 | 11223 |
Stroppo | CN | 13 | 103 | 11326 |
Celle di Macra | CN | 14 | 100 | 11426 |
Venasca | CN | 14 | 1437 | 12863 |
Brondello | CN | 14 | 290 | 13153 |
Revello | CN | 14 | 4262 | 17415 |
Envie | CN | 15 | 2074 | 19489 |
Cartignano | CN | 15 | 190 | 19679 |
Barge | CN | 16 | 7774 | 27453 |
Pontechianale | CN | 16 | 179 | 27632 |
Pagno | CN | 16 | 585 | 28217 |
Roccabruna | CN | 17 | 1585 | 29802 |
Bellino | CN | 17 | 109 | 29911 |
Castellar | CN | 17 | 295 | 30206 |
Rossana | CN | 18 | 908 | 31114 |
Villar San Costanzo | CN | 18 | 1547 | 32661 |
Dronero | CN | 19 | 7035 | 39696 |
Piasco | CN | 19 | 2774 | 42470 |
Prazzo | CN | 19 | 170 | 42640 |
Bagnolo Piemonte | CN | 19 | 6024 | 48664 |
Marmora | CN | 19 | 68 | 48732 |
Canosio | CN | 20 | 80 | 48812 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.8 | 2023-12-18 10:25:00 |
44.6027 | 7.2272 | 12 | 2023-12-18 10:33:01 |
Sala Sismica INGV-Roma | 124124981 |
Field | Value |
---|---|
Time (UTC) | 2023-12-18 10:25:00 ± 0.22 |
Latitude | 44.6027 ± 0.0099 |
Longitude | 7.2272 ± 0.0392 |
Depth (km) | 12 ± 5 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 124124981 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 2933 |
Semi-minor axis of confidence ellipse (meter) | 1268 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 255 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 2930.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 123 |
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) | 0.37 |
Epicentral distance of station closest to the epicenter (degree) | 0.12501 |
Epicentral distance of station farthest from the epicenter (degree) | 0.77432 |
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 | 0.8 |
Uncertainty | 0.3 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 124124981 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-12-18 10:33:01 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.RORO.HHZ. | 2023-12-18T10:25:15.86 | 0.6 | undecidable | manual | P | 129 | 85.9473 | 91 | 0.36 | 44 |
GU.RRL.HHZ. | 2023-12-18T10:25:15.92 | 0.6 | undecidable | manual | S | 316 | 49.3173 | 92 | -0.54 | 43 |
GU.ENR.HHE. | 2023-12-18T10:25:14.54 | 0.3 | undecidable | manual | S | 160 | 44.1225 | 92 | -0.52 | 64 |
GU.STV.HHZ. | 2023-12-18T10:25:13.49 | 0.3 | undecidable | manual | S | 169 | 40.4262 | 92 | -0.6 | 63 |
GU.GBOS.HHZ. | 2023-12-18T10:25:12.17 | 0.3 | undecidable | manual | P | 129 | 62.8926 | 91 | 0.22 | 71 |
GU.RSP.HHZ. | 2023-12-18T10:25:11.52 | 0.6 | undecidable | manual | P | 3 | 60.5949 | 91 | -0.07 | 48 |
GU.RRL.HHZ. | 2023-12-18T10:25:10.28 | 0.3 | undecidable | manual | P | 316 | 49.3173 | 92 | 0.43 | 69 |
GU.BHB.HHZ. | 2023-12-18T10:25:09.69 | 0.3 | undecidable | manual | S | 6 | 25.9518 | 95 | -0.55 | 68 |
GU.ENR.HHE. | 2023-12-18T10:25:09.28 | 0.3 | undecidable | manual | P | 160 | 44.1225 | 92 | 0.23 | 73 |
GU.STV.HHZ. | 2023-12-18T10:25:08.78 | 0.3 | undecidable | manual | P | 169 | 40.4262 | 92 | 0.29 | 73 |
GU.PZZ.HHZ. | 2023-12-18T10:25:06.75 | 0.3 | undecidable | manual | S | 220 | 13.875 | 113 | -0.32 | 73 |
GU.BHB.HHZ. | 2023-12-18T10:25:06.53 | 0.1 | positive | manual | P | 6 | 25.9518 | 95 | 0.27 | 99 |
GU.PZZ.HHZ. | 2023-12-18T10:25:04.80 | 0.1 | positive | manual | P | 220 | 13.875 | 113 | 0.37 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.PZZ.HHN. | ML:1.3 | 0.000178 | 1.7 | AML | other | m | 2023-12-18T10:25:07.92 |
GU.PZZ.HHE. | ML:1.7 | 0.0004285 | 0.2 | AML | other | m | 2023-12-18T10:25:07.45 |
GU.BHB.HHE. | ML:0.7 | 0.000025129849999999998 | 0.0832 | AML | other | m | 2023-12-18T10:25:10.80 |
GU.BHB.HHN. | ML:0.8 | 0.000034476895 | 0.1856 | AML | other | m | 2023-12-18T10:25:10.06 |
GU.RRL.HHE. | ML:0.6 | 0.000009356573 | 0.096 | AML | other | m | 2023-12-18T10:25:16.96 |
GU.RRL.HHN. | ML:0.6 | 0.00001232441 | 0.16 | AML | other | m | 2023-12-18T10:25:17.29 |
GU.GBOS.HHE. | ML:0.4 | 0.000005892578 | 0.2368 | AML | other | m | 2023-12-18T10:25:20.38 |
GU.GBOS.HHN. | ML:0.4 | 0.000006888171 | 0.224 | AML | other | m | 2023-12-18T10:25:19.54 |
GU.RORO.HHE. | ML:1.1 | 0.00001308011335 | 0.2624 | AML | other | m | 2023-12-18T10:25:26.02 |
GU.RORO.HHN. | ML:0.9 | 0.000010238097 | 0.2432 | AML | other | m | 2023-12-18T10:25:26.08 |