A magnitude ML 1.1 earthquake occured in region: 3 km NW Prelà (IM), on
and geographic coordinates (lat, lon) 43.9520, 7.9250 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 |
---|---|---|---|---|
Prelà | IM | 3 | 503 | 503 |
Vasia | IM | 3 | 389 | 892 |
Borgomaro | IM | 3 | 865 | 1757 |
Lucinasco | IM | 4 | 272 | 2029 |
Aurigo | IM | 4 | 347 | 2376 |
Carpasio | IM | 5 | 168 | 2544 |
Chiusavecchia | IM | 5 | 577 | 3121 |
Dolcedo | IM | 5 | 1415 | 4536 |
Caravonica | IM | 5 | 282 | 4818 |
Chiusanico | IM | 6 | 607 | 5425 |
Montalto Ligure | IM | 7 | 377 | 5802 |
Pietrabruna | IM | 7 | 501 | 6303 |
Pontedassio | IM | 7 | 2323 | 8626 |
Badalucco | IM | 7 | 1136 | 9762 |
Cesio | IM | 8 | 283 | 10045 |
Civezza | IM | 8 | 609 | 10654 |
Rezzo | IM | 9 | 366 | 11020 |
Diano Arentino | IM | 10 | 722 | 11742 |
Castellaro | IM | 11 | 1256 | 12998 |
Testico | SV | 11 | 196 | 13194 |
Pieve di Teco | IM | 11 | 1338 | 14532 |
Costarainera | IM | 11 | 828 | 15360 |
Cipressa | IM | 11 | 1290 | 16650 |
Imperia | IM | 11 | 42034 | 58684 |
Terzorio | IM | 11 | 216 | 58900 |
Vessalico | IM | 11 | 282 | 59182 |
Pompeiana | IM | 11 | 823 | 60005 |
San Lorenzo al Mare | IM | 11 | 1297 | 61302 |
Diano San Pietro | IM | 12 | 1145 | 62447 |
Diano Castello | IM | 12 | 2214 | 64661 |
Stellanello | SV | 12 | 808 | 65469 |
Borghetto d'Arroscia | IM | 13 | 456 | 65925 |
Molini di Triora | IM | 13 | 617 | 66542 |
Santo Stefano al Mare | IM | 13 | 2197 | 68739 |
Riva Ligure | IM | 13 | 2910 | 71649 |
Taggia | IM | 13 | 14116 | 85765 |
Casanova Lerrone | SV | 13 | 749 | 86514 |
Diano Marina | IM | 13 | 5977 | 92491 |
Villa Faraldi | IM | 14 | 444 | 92935 |
Triora | IM | 14 | 355 | 93290 |
Pornassio | IM | 14 | 685 | 93975 |
Ranzo | IM | 14 | 557 | 94532 |
Ceriana | IM | 14 | 1250 | 95782 |
San Bartolomeo al Mare | IM | 15 | 3129 | 98911 |
Armo | IM | 15 | 111 | 99022 |
Montegrosso Pian Latte | IM | 16 | 118 | 99140 |
Cervo | IM | 16 | 1187 | 100327 |
Cosio d'Arroscia | IM | 16 | 221 | 100548 |
Aquila d'Arroscia | IM | 16 | 166 | 100714 |
Garlenda | SV | 17 | 1254 | 101968 |
Onzo | SV | 17 | 219 | 102187 |
Mendatica | IM | 17 | 185 | 102372 |
Andora | SV | 17 | 7552 | 109924 |
Bajardo | IM | 17 | 312 | 110236 |
Ortovero | SV | 18 | 1586 | 111822 |
Sanremo | IM | 18 | 54807 | 166629 |
Vendone | SV | 18 | 388 | 167017 |
Caprauna | CN | 19 | 104 | 167121 |
Alto | CN | 19 | 128 | 167249 |
Laigueglia | SV | 19 | 1810 | 169059 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2021-07-10 08:57:39 |
43.9515 | 7.9253 | 10 | 2021-07-10 09:01:47 |
Sala Sismica INGV-Roma | 92553451 |
Field | Value |
---|---|
Time (UTC) | 2021-07-10 08:57:39 ± 0.18 |
Latitude | 43.9515 ± 0.0090 |
Longitude | 7.9253 ± 0.0112 |
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 | 92553451 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1127 |
Semi-minor axis of confidence ellipse (meter) | 752 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 145 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1130.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 169 |
Number of associated phases, regardless of their use for origin computation | 17 |
Number of defining phases | 17 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.32 |
Epicentral distance of station closest to the epicenter (degree) | 0.04676 |
Epicentral distance of station farthest from the epicenter (degree) | 0.52071 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 92553451 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-07-10 09:01:47 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.STV.HHZ. | 2021-07-10T08:57:57.46 | 0.6 | undecidable | manual | S | 305 | 57.7977 | 50 | -0.4 | 59 |
GU.ENR.HHZ. | 2021-07-10T08:57:56.00 | 0.6 | undecidable | manual | S | 308 | 50.8158 | 50 | -0.01 | 64 |
IV.QLNO.HHZ. | 2021-07-10T08:57:56.40 | 0.6 | undecidable | manual | S | 39 | 53.2023 | 50 | -0.24 | 61 |
GU.BURY.HHZ. | 2021-07-10T08:57:51.62 | 0.3 | undecidable | manual | S | 238 | 34.9428 | 50 | -0.14 | 97 |
GU.CANO.HHZ. | 2021-07-10T08:57:51.89 | 0.3 | undecidable | manual | S | 41 | 37.7289 | 50 | -0.62 | 85 |
GU.STV.HHZ. | 2021-07-10T08:57:50.62 | 0.3 | negative | manual | P | 305 | 57.7977 | 50 | 0.41 | 88 |
IV.QLNO.HHZ. | 2021-07-10T08:57:50.13 | 0.6 | undecidable | manual | P | 39 | 53.2023 | 50 | 0.63 | 55 |
GU.ENR.HHZ. | 2021-07-10T08:57:49.70 | 0.6 | negative | manual | P | 308 | 50.8158 | 50 | 0.56 | 57 |
FR.SAOF.HHZ.00 | 2021-07-10T08:57:49.87 | 0.6 | undecidable | manual | S | 277 | 29.9478 | 50 | -0.57 | 59 |
GU.BURY.HHZ. | 2021-07-10T08:57:47.25 | 0.6 | undecidable | manual | P | 238 | 34.9428 | 50 | 0.56 | 58 |
GU.CANO.HHZ. | 2021-07-10T08:57:47.66 | 1.0 | positive | manual | P | 41 | 37.7289 | 50 | 0.54 | 29 |
GU.GBOS.HHZ. | 2021-07-10T08:57:46.57 | 1.0 | undecidable | manual | P | 348 | 32.8449 | 50 | 0.2 | 32 |
FR.SAOF.HHZ.00 | 2021-07-10T08:57:45.88 | 1.0 | undecidable | manual | P | 277 | 29.9478 | 50 | -0.04 | 33 |
GU.MGRO.HHZ. | 2021-07-10T08:57:45.50 | 0.3 | undecidable | manual | S | 317 | 13.7751 | 126 | -0.16 | 100 |
GU.MGRO.HHZ. | 2021-07-10T08:57:43.52 | 0.3 | undecidable | manual | P | 317 | 13.7751 | 126 | 0.36 | 96 |
GU.IMI.HHZ. | 2021-07-10T08:57:42.99 | 0.6 | undecidable | manual | S | 210 | 5.1948 | 152 | -0.68 | 59 |
GU.IMI.HHZ. | 2021-07-10T08:57:42.07 | 0.6 | undecidable | manual | P | 210 | 5.1948 | 152 | 0.06 | 69 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.MGRO.HHN. | ML:1.2 | 0.0001585 | 0.74 | AML | other | m | 2021-07-10T08:57:46.52 |
GU.MGRO.HHE. | ML:1.2 | 0.000155 | 0.34 | AML | other | m | 2021-07-10T08:57:47.07 |
FR.SAOF.HHE.00 | ML:0.8 | 0.00002825 | 0.76 | AML | other | m | 2021-07-10T08:57:52.02 |
GU.CANO.HHE. | ML:1.4 | 0.0000835 | 0.78 | AML | other | m | 2021-07-10T08:57:52.29 |
GU.CANO.HHN. | ML:1.2 | 0.000059999999999999995 | 0.7 | AML | other | m | 2021-07-10T08:57:52.44 |
FR.SAOF.HHN.00 | ML:0.8 | 0.00003105 | 0.92 | AML | other | m | 2021-07-10T08:57:55.46 |
GU.ENR.HHN. | ML:1.2 | 0.000044899999999999994 | 1.02 | AML | other | m | 2021-07-10T08:57:56.15 |
GU.ENR.HHE. | ML:1.1 | 0.000030200000000000002 | 1.02 | AML | other | m | 2021-07-10T08:57:56.66 |
GU.STV.HHE. | ML:1.2 | 0.0000359 | 0.12 | AML | other | m | 2021-07-10T08:57:57.71 |
GU.STV.HHN. | ML:1.0 | 0.00001865 | 1.52 | AML | other | m | 2021-07-10T08:57:58.14 |