A magnitude ML 0.5 earthquake occured in region: Costa Ligure Occidentale (Imperia), on
and geographic coordinates (lat, lon) 43.8110, 7.9000 at 17 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 |
---|---|---|---|---|
Santo Stefano al Mare | IM | 3 | 2197 | 2197 |
Riva Ligure | IM | 3 | 2910 | 5107 |
Terzorio | IM | 5 | 216 | 5323 |
Pompeiana | IM | 5 | 823 | 6146 |
Taggia | IM | 5 | 14116 | 20262 |
Cipressa | IM | 6 | 1290 | 21552 |
Costarainera | IM | 6 | 828 | 22380 |
Castellaro | IM | 7 | 1256 | 23636 |
San Lorenzo al Mare | IM | 7 | 1297 | 24933 |
Civezza | IM | 9 | 609 | 25542 |
Pietrabruna | IM | 9 | 501 | 26043 |
Sanremo | IM | 9 | 54807 | 80850 |
Dolcedo | IM | 12 | 1415 | 82265 |
Badalucco | IM | 13 | 1136 | 83401 |
Ceriana | IM | 13 | 1250 | 84651 |
PrelĂ | IM | 13 | 503 | 85154 |
Imperia | IM | 13 | 42034 | 127188 |
Montalto Ligure | IM | 14 | 377 | 127565 |
Vasia | IM | 14 | 389 | 127954 |
Ospedaletti | IM | 15 | 3367 | 131321 |
Seborga | IM | 17 | 315 | 131636 |
Carpasio | IM | 17 | 168 | 131804 |
Pontedassio | IM | 17 | 2323 | 134127 |
Bajardo | IM | 18 | 312 | 134439 |
Lucinasco | IM | 18 | 272 | 134711 |
Diano Marina | IM | 18 | 5977 | 140688 |
Bordighera | IM | 19 | 10469 | 151157 |
Diano Castello | IM | 19 | 2214 | 153371 |
Vallebona | IM | 19 | 1310 | 154681 |
Chiusavecchia | IM | 19 | 577 | 155258 |
Borgomaro | IM | 19 | 865 | 156123 |
Perinaldo | IM | 19 | 870 | 156993 |
Diano Arentino | IM | 19 | 722 | 157715 |
Diano San Pietro | IM | 19 | 1145 | 158860 |
Aurigo | IM | 19 | 347 | 159207 |
Chiusanico | IM | 20 | 607 | 159814 |
Soldano | IM | 20 | 977 | 160791 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.5 | 2023-08-14 03:56:09 |
43.8108 | 7.8998 | 17 | 2024-09-10 16:44:17 |
Bollettino Sismico Italiano INGV | 120733061 |
Field | Value |
---|---|
Time (UTC) | 2023-08-14 03:56:09 ± 0.31 |
Latitude | 43.8108 ± 0.0162 |
Longitude | 7.8998 ± 0.0100 |
Depth (km) | 17 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 120733061 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1412 |
Semi-minor axis of confidence ellipse (meter) | 1055 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 353 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1410.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 283 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.25 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.59895 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 0.5 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 120733061 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-09-04 08:41:52 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.STV.HHZ. | 2023-08-14T03:56:29.30 | 0.1 | undecidable | manual | S | 317 | 66.4779 | 96 | 0.01 | 90 |
GU.RORO.HHZ. | 2023-08-14T03:56:21.08 | 0.1 | undecidable | manual | S | 22 | 36.0417 | 104 | -0.2 | 91 |
FR.SAOF.HHZ.00 | 2023-08-14T03:56:20.42 | 0.1 | undecidable | manual | S | 305 | 33.8439 | 105 | -0.3 | 90 |
GU.STV.HHZ. | 2023-08-14T03:56:20.91 | 0.1 | undecidable | manual | P | 317 | 66.4779 | 96 | 0.2 | 88 |
GU.MGRO.HHZ. | 2023-08-14T03:56:19.25 | 0.1 | undecidable | manual | S | 344 | 26.751 | 111 | 0.34 | 92 |
GU.RORO.HHZ. | 2023-08-14T03:56:16.25 | 0.1 | undecidable | manual | P | 22 | 36.0417 | 104 | 0.16 | 94 |
GU.IMI.HHZ. | 2023-08-14T03:56:15.46 | 0.1 | undecidable | manual | S | 357 | 11.0778 | 141 | -0.01 | 100 |
FR.SAOF.HHZ.00 | 2023-08-14T03:56:15.51 | 0.1 | undecidable | manual | P | 305 | 33.8439 | 105 | -0.26 | 91 |
GU.MGRO.HHZ. | 2023-08-14T03:56:14.91 | 0.1 | undecidable | manual | P | 344 | 26.751 | 111 | 0.19 | 95 |
GU.BURY.HHZ. | 2023-08-14T03:56:14.19 | 3.0 | undecidable | manual | P | 0.01 | 0 | |||
GU.IMI.HHZ. | 2023-08-14T03:56:12.62 | 0.1 | undecidable | manual | P | 357 | 11.0778 | 141 | -0.12 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.IMI.HHN. | ML:0.6 | 0.0000305 | 0.36 | AML | other | m | 2023-08-14T03:56:15.87 |
GU.IMI.HHE. | ML:0.9 | 0.0000577 | 0.06 | AML | other | m | 2023-08-14T03:56:15.75 |
GU.BURY.HHE. | ML:0.3 | 0.000011346479 | 0.16 | AML | other | m | 2023-08-14T03:56:18.25 |
GU.BURY.HHN. | ML:0.6 | 0.000017961939999999998 | 0.24 | AML | other | m | 2023-08-14T03:56:18.15 |
GU.MGRO.HHN. | ML:0.3 | 0.000011919276499999999 | 0.16 | AML | other | m | 2023-08-14T03:56:19.56 |
GU.MGRO.HHE. | ML:0.5 | 0.000016267557499999997 | 0.0992 | AML | other | m | 2023-08-14T03:56:19.29 |
GU.RORO.HHE. | ML:0.4 | 0.0000086875735 | 0.0992 | AML | other | m | 2023-08-14T03:56:23.18 |
GU.RORO.HHN. | ML:0.1 | 0.000006722151999999999 | 0.08 | AML | other | m | 2023-08-14T03:56:23.10 |
GU.STV.HHN. | ML:0.5 | 0.0000067616379999999996 | 0.0992 | AML | other | m | 2023-08-14T03:56:30.40 |
GU.STV.HHE. | ML:0.5 | 0.0000051826065000000004 | 0.08 | AML | other | m | 2023-08-14T03:56:29.79 |