A magnitude ML 0.6 earthquake occured in region: 6 km S Giusvalla (SV), on
and geographic coordinates (lat, lon) 44.3950, 8.3790 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 |
---|---|---|---|---|
Giusvalla | SV | 6 | 441 | 441 |
Altare | SV | 7 | 2108 | 2549 |
Pontinvrea | SV | 7 | 847 | 3396 |
Carcare | SV | 8 | 5587 | 8983 |
Cairo Montenotte | SV | 8 | 13269 | 22252 |
Dego | SV | 8 | 1985 | 24237 |
Stella | SV | 9 | 3009 | 27246 |
Pallare | SV | 11 | 923 | 28169 |
Mioglia | SV | 11 | 526 | 28695 |
Plodio | SV | 11 | 650 | 29345 |
Quiliano | SV | 12 | 7232 | 36577 |
Piana Crixia | SV | 12 | 788 | 37365 |
Cosseria | SV | 12 | 1105 | 38470 |
Albisola Superiore | SV | 12 | 10163 | 48633 |
Albissola Marina | SV | 12 | 5487 | 54120 |
Savona | SV | 13 | 61345 | 115465 |
Sassello | SV | 13 | 1777 | 117242 |
Mallare | SV | 13 | 1146 | 118388 |
Cengio | SV | 14 | 3563 | 121951 |
Pareto | AL | 14 | 554 | 122505 |
Millesimo | SV | 14 | 3383 | 125888 |
Celle Ligure | SV | 15 | 5237 | 131125 |
Vado Ligure | SV | 15 | 8336 | 139461 |
Roccavignale | SV | 15 | 752 | 140213 |
Merana | AL | 15 | 189 | 140402 |
Varazze | SV | 16 | 13251 | 153653 |
Spigno Monferrato | AL | 17 | 1050 | 154703 |
Saliceto | CN | 17 | 1323 | 156026 |
Bergeggi | SV | 17 | 1129 | 157155 |
Bormida | SV | 17 | 387 | 157542 |
Gottasecca | CN | 18 | 148 | 157690 |
Vezzi Portio | SV | 18 | 809 | 158499 |
Malvicino | AL | 19 | 85 | 158584 |
Castelletto Uzzone | CN | 19 | 331 | 158915 |
Spotorno | SV | 19 | 3803 | 162718 |
Montezemolo | CN | 19 | 259 | 162977 |
Osiglia | SV | 19 | 444 | 163421 |
Camerana | CN | 19 | 631 | 164052 |
Murialdo | SV | 19 | 841 | 164893 |
Orco Feglino | SV | 20 | 890 | 165783 |
Mombaldone | AT | 20 | 209 | 165992 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.6 | 2021-11-19 09:46:50 |
44.3948 | 8.3787 | 10 | 2021-11-19 09:56:56 |
Sala Sismica INGV-Roma | 97586281 |
Field | Value |
---|---|
Time (UTC) | 2021-11-19 09:46:50 ± 0.09 |
Latitude | 44.3948 ± 0.0027 |
Longitude | 8.3787 ± 0.0025 |
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 | 97586281 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 327 |
Semi-minor axis of confidence ellipse (meter) | 173 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 216 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 330.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 181 |
Number of associated phases, regardless of their use for origin computation | 8 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.19 |
Epicentral distance of station closest to the epicenter (degree) | 0.07464 |
Epicentral distance of station farthest from the epicenter (degree) | 0.35973 |
Number of stations at which the event was observed | 4 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 0.6 |
Uncertainty | 0.2 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 97586281 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-11-19 09:56:56 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.RORO.HHZ. | 2021-11-19T09:47:04.01 | 0.1 | undecidable | manual | S | 218 | 39.9267 | 50 | -0.21 | 93 |
GU.CANO.HHZ. | 2021-11-19T09:46:59.78 | 0.1 | undecidable | manual | S | 208 | 23.6541 | 113 | -0.01 | 100 |
GU.RORO.HHZ. | 2021-11-19T09:46:58.89 | 0.3 | positive | manual | P | 218 | 39.9267 | 50 | 0.3 | 68 |
GU.PCP.HHZ. | 2021-11-19T09:46:58.86 | 0.1 | undecidable | manual | S | 39 | 20.9679 | 116 | -0.09 | 99 |
GU.CANO.HHZ. | 2021-11-19T09:46:56.06 | 0.3 | negative | manual | P | 208 | 23.6541 | 113 | 0.03 | 74 |
GU.PCP.HHZ. | 2021-11-19T09:46:55.55 | 0.1 | undecidable | manual | P | 39 | 20.9679 | 116 | 0.01 | 100 |
IV.QLNO.HHZ. | 2021-11-19T09:46:55.24 | 0.3 | undecidable | manual | S | 198 | 8.2806 | 141 | -0.16 | 74 |
IV.QLNO.HHZ. | 2021-11-19T09:46:53.65 | 0.1 | positive | manual | P | 198 | 8.2806 | 141 | 0.16 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.QLNO.HHE. | ML:0.4 | 0.00003705 | 0.5 | AML | other | m | 2021-11-19T09:46:56.02 |
IV.QLNO.HHN. | ML:0.7 | 0.0000704 | 0.64 | AML | other | m | 2021-11-19T09:46:56.52 |