A magnitude ML 0.5 earthquake occured in region: 2 km SW Castelbianco (SV), on
and geographic coordinates (lat, lon) 44.0960, 8.0640 at 9 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 |
---|---|---|---|---|
Castelbianco | SV | 2 | 330 | 330 |
Vendone | SV | 3 | 388 | 718 |
Onzo | SV | 3 | 219 | 937 |
Nasino | SV | 4 | 207 | 1144 |
Arnasco | SV | 4 | 645 | 1789 |
Zuccarello | SV | 5 | 309 | 2098 |
Aquila d'Arroscia | IM | 5 | 166 | 2264 |
Alto | CN | 5 | 128 | 2392 |
Ortovero | SV | 5 | 1586 | 3978 |
Ranzo | IM | 6 | 557 | 4535 |
Erli | SV | 6 | 245 | 4780 |
Castelvecchio di Rocca Barbena | SV | 6 | 145 | 4925 |
Cisano sul Neva | SV | 7 | 2085 | 7010 |
Casanova Lerrone | SV | 7 | 749 | 7759 |
Garlenda | SV | 7 | 1254 | 9013 |
Borghetto d'Arroscia | IM | 8 | 456 | 9469 |
Villanova d'Albenga | SV | 8 | 2657 | 12126 |
Caprauna | CN | 9 | 104 | 12230 |
Balestrino | SV | 10 | 595 | 12825 |
Vessalico | IM | 10 | 282 | 13107 |
Testico | SV | 10 | 196 | 13303 |
Stellanello | SV | 11 | 808 | 14111 |
Garessio | CN | 12 | 3244 | 17355 |
Armo | IM | 12 | 111 | 17466 |
Bardineto | SV | 12 | 756 | 18222 |
Cesio | IM | 12 | 283 | 18505 |
Toirano | SV | 12 | 2644 | 21149 |
Pieve di Teco | IM | 13 | 1338 | 22487 |
Albenga | SV | 13 | 24213 | 46700 |
Alassio | SV | 13 | 10934 | 57634 |
Boissano | SV | 13 | 2492 | 60126 |
Ceriale | SV | 14 | 5561 | 65687 |
Ormea | CN | 14 | 1617 | 67304 |
Caravonica | IM | 14 | 282 | 67586 |
Villa Faraldi | IM | 14 | 444 | 68030 |
Borghetto Santo Spirito | SV | 15 | 4948 | 72978 |
Chiusanico | IM | 15 | 607 | 73585 |
Laigueglia | SV | 15 | 1810 | 75395 |
Chiusavecchia | IM | 16 | 577 | 75972 |
Pornassio | IM | 16 | 685 | 76657 |
Calizzano | SV | 16 | 1475 | 78132 |
Loano | SV | 16 | 11407 | 89539 |
Lucinasco | IM | 16 | 272 | 89811 |
Borgomaro | IM | 16 | 865 | 90676 |
Diano Arentino | IM | 16 | 722 | 91398 |
Andora | SV | 16 | 7552 | 98950 |
Aurigo | IM | 17 | 347 | 99297 |
Giustenice | SV | 17 | 977 | 100274 |
Priola | CN | 17 | 701 | 100975 |
Rezzo | IM | 17 | 366 | 101341 |
Pontedassio | IM | 18 | 2323 | 103664 |
Diano San Pietro | IM | 18 | 1145 | 104809 |
Magliolo | SV | 18 | 974 | 105783 |
Cosio d'Arroscia | IM | 19 | 221 | 106004 |
Pietra Ligure | SV | 19 | 8992 | 114996 |
San Bartolomeo al Mare | IM | 19 | 3129 | 118125 |
Tovo San Giacomo | SV | 19 | 2582 | 120707 |
Diano Castello | IM | 19 | 2214 | 122921 |
Cervo | IM | 19 | 1187 | 124108 |
Montegrosso Pian Latte | IM | 20 | 118 | 124226 |
Vasia | IM | 20 | 389 | 124615 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.5 | 2023-09-05 01:03:53 |
44.096 | 8.0638 | 9 | 2023-09-05 01:07:52 |
Sala Sismica INGV-Roma | 120765781 |
Field | Value |
---|---|
Time (UTC) | 2023-09-05 01:03:53 ± 0.18 |
Latitude | 44.0960 ± 0.0099 |
Longitude | 8.0638 ± 0.0113 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 120765781 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1280 |
Semi-minor axis of confidence ellipse (meter) | 289 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 323 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1280.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 166 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
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) | 0.01619 |
Epicentral distance of station farthest from the epicenter (degree) | 0.30487 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 0.5 |
Uncertainty | 0.3 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 120765781 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-09-05 01:07:52 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.QLNO.HHZ. | 2023-09-05T01:04:05.39 | 0.3 | undecidable | manual | S | 41 | 33.8439 | 50 | -0.49 | 68 |
GU.GBOS.HHZ. | 2023-09-05T01:04:02.32 | 0.3 | undecidable | manual | S | 312 | 24.0537 | 110 | -0.48 | 69 |
GU.IMI.HHZ. | 2023-09-05T01:04:02.47 | 0.3 | undecidable | manual | S | 214 | 24.6531 | 110 | -0.54 | 68 |
IV.QLNO.HHZ. | 2023-09-05T01:04:01.00 | 0.6 | undecidable | manual | P | 41 | 33.8439 | 50 | 0.18 | 48 |
GU.MGRO.HHZ. | 2023-09-05T01:04:01.97 | 0.3 | undecidable | manual | S | 254 | 21.2676 | 113 | 0.08 | 75 |
GU.CANO.HHZ. | 2023-09-05T01:04:00.84 | 0.3 | undecidable | manual | S | 48 | 18.5703 | 116 | -0.19 | 74 |
GU.IMI.HHZ. | 2023-09-05T01:03:59.29 | 0.6 | positive | manual | P | 214 | 24.6531 | 110 | 0.13 | 49 |
GU.GBOS.HHZ. | 2023-09-05T01:03:59.61 | 0.3 | undecidable | manual | P | 312 | 24.0537 | 110 | 0.57 | 67 |
GU.CANO.HHZ. | 2023-09-05T01:03:58.45 | 0.1 | negative | manual | P | 48 | 18.5703 | 116 | 0.43 | 94 |
GU.MGRO.HHZ. | 2023-09-05T01:03:58.79 | 0.3 | positive | manual | P | 254 | 21.2676 | 113 | 0.28 | 72 |
GU.RORO.HHZ. | 2023-09-05T01:03:56.75 | 0.1 | undecidable | manual | S | 7 | 1.7982 | 168 | -0.3 | 99 |
GU.RORO.HHZ. | 2023-09-05T01:03:55.99 | 0.1 | undecidable | manual | P | 7 | 1.7982 | 168 | 0.27 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.CANO.HHE. | ML:0.9 | 0.000065015995 | 1.16 | AML | other | m | 2023-09-05T01:04:06.72 |
GU.CANO.HHN. | ML:0.3 | 0.0000170856405 | 0.2 | AML | other | m | 2023-09-05T01:04:01.67 |
GU.MGRO.HHE. | ML:0.6 | 0.000028843145 | 0.18 | AML | other | m | 2023-09-05T01:04:02.71 |
GU.MGRO.HHN. | ML:0.7 | 0.000034333934999999996 | 0.18 | AML | other | m | 2023-09-05T01:04:02.62 |
GU.MGRO.HNE. | ML:0.9 | 0.00005710582 | 0.6 | AML | other | m | 2023-09-05T01:04:05.77 |
GU.MGRO.HNN. | ML:0.8 | 0.00003985728 | 0.64 | AML | other | m | 2023-09-05T01:04:04.89 |
GU.IMI.HHE. | ML:0.2 | 0.000012077714 | 0.08 | AML | other | m | 2023-09-05T01:04:03.69 |
GU.IMI.HHN. | ML:0.2 | 0.000009672487 | 0.06 | AML | other | m | 2023-09-05T01:04:03.70 |
IV.QLNO.HHE. | ML:0.1 | 0.000007068410000000001 | 0.42 | AML | other | m | 2023-09-05T01:04:11.04 |
IV.QLNO.HHN. | ML:0.1 | 0.000007244591499999999 | 0.62 | AML | other | m | 2023-09-05T01:04:15.04 |