A magnitude ML 1.1 (quarry blast) earthquake occured in region: 3 km S Molini di Triora (IM), on
and geographic coordinates (lat, lon) 43.9670, 7.7790 at 0 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
Event type: quarry blast.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 |
---|---|---|---|---|
Molini di Triora | IM | 3 | 617 | 617 |
Triora | IM | 3 | 355 | 972 |
Montalto Ligure | IM | 7 | 377 | 1349 |
Carpasio | IM | 7 | 168 | 1517 |
Badalucco | IM | 8 | 1136 | 2653 |
Bajardo | IM | 9 | 312 | 2965 |
Castel Vittorio | IM | 9 | 287 | 3252 |
Ceriana | IM | 10 | 1250 | 4502 |
Rezzo | IM | 10 | 366 | 4868 |
Pigna | IM | 10 | 859 | 5727 |
Montegrosso Pian Latte | IM | 12 | 118 | 5845 |
Aurigo | IM | 12 | 347 | 6192 |
Mendatica | IM | 12 | 185 | 6377 |
Cosio d'Arroscia | IM | 13 | 221 | 6598 |
Pietrabruna | IM | 13 | 501 | 7099 |
Briga Alta | CN | 13 | 39 | 7138 |
Apricale | IM | 13 | 629 | 7767 |
Borgomaro | IM | 13 | 865 | 8632 |
Castellaro | IM | 13 | 1256 | 9888 |
PrelĂ | IM | 14 | 503 | 10391 |
Pornassio | IM | 14 | 685 | 11076 |
Perinaldo | IM | 14 | 870 | 11946 |
Pieve di Teco | IM | 14 | 1338 | 13284 |
Vasia | IM | 15 | 389 | 13673 |
Isolabona | IM | 15 | 679 | 14352 |
Caravonica | IM | 15 | 282 | 14634 |
Taggia | IM | 15 | 14116 | 28750 |
Lucinasco | IM | 15 | 272 | 29022 |
Pompeiana | IM | 15 | 823 | 29845 |
Dolcedo | IM | 15 | 1415 | 31260 |
Terzorio | IM | 16 | 216 | 31476 |
Sanremo | IM | 16 | 54807 | 86283 |
Cesio | IM | 16 | 283 | 86566 |
Chiusavecchia | IM | 16 | 577 | 87143 |
Riva Ligure | IM | 17 | 2910 | 90053 |
Rocchetta Nervina | IM | 17 | 298 | 90351 |
Civezza | IM | 17 | 609 | 90960 |
Seborga | IM | 17 | 315 | 91275 |
Chiusanico | IM | 17 | 607 | 91882 |
Vessalico | IM | 17 | 282 | 92164 |
Santo Stefano al Mare | IM | 17 | 2197 | 94361 |
Armo | IM | 17 | 111 | 94472 |
Cipressa | IM | 18 | 1290 | 95762 |
Costarainera | IM | 18 | 828 | 96590 |
Dolceacqua | IM | 18 | 2074 | 98664 |
Soldano | IM | 18 | 977 | 99641 |
Ospedaletti | IM | 19 | 3367 | 103008 |
Pontedassio | IM | 19 | 2323 | 105331 |
Vallebona | IM | 19 | 1310 | 106641 |
Borghetto d'Arroscia | IM | 19 | 456 | 107097 |
San Lorenzo al Mare | IM | 19 | 1297 | 108394 |
San Biagio della Cima | IM | 19 | 1329 | 109723 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.1 | 2023-03-28 09:33:09 |
43.9673 | 7.7793 | 1 | 2024-03-01 17:18:19 |
Bollettino Sismico Italiano INGV | 124322831 |
Reviewed Rev100 |
ML 1.1 | 2023-03-28 09:33:09 |
43.9638 | 7.7928 | 8 | 2023-03-28 09:47:40 |
Sala Sismica INGV-Roma | 115818061 |
Field | Value |
---|---|
Time (UTC) | 2023-03-28 09:33:09 ± 0.14 |
Latitude | 43.9673 ± 0.0090 |
Longitude | 7.7793 ± 0.0112 |
Depth (km) | 1 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | quarry blast |
Origin ID | 124322831 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 970 |
Semi-minor axis of confidence ellipse (meter) | 900 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 336 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 970.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 96 |
Number of associated phases, regardless of their use for origin computation | 9 |
Number of defining phases | 9 |
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) | 0.07824 |
Epicentral distance of station farthest from the epicenter (degree) | 0.79320 |
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 | 9 |
Type of magnitude | ML |
Reference to an origin | 115818061 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-03-28 09:47:40 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 9 |
Type of magnitude | ML |
Reference to an origin | 124322831 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-12-28 13:43:09 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.PCP.HHZ. | 2023-03-28T09:33:25.98 | 0.3 | undecidable | manual | P | 43 | 88.0452 | 50 | 0.04 | 67 |
GU.STV.HHZ. | 2023-03-28T09:33:18.48 | 0.3 | undecidable | manual | P | 311 | 47.4192 | 91 | -0.62 | 63 |
GU.ENR.HHZ. | 2023-03-28T09:33:17.59 | 0.1 | undecidable | manual | P | 315 | 40.9257 | 91 | -0.19 | 95 |
GU.GBOS.HHZ. | 2023-03-28T09:33:15.81 | 0.1 | undecidable | manual | P | 9 | 30.8469 | 91 | 0.05 | 99 |
GU.BURY.HHZ. | 2023-03-28T09:33:15.25 | 0.1 | undecidable | manual | P | 221 | 27.1506 | 91 | 0.22 | 96 |
GU.RORO.HHZ. | 2023-03-28T09:33:14.98 | 0.3 | undecidable | manual | P | 55 | 28.0497 | 91 | -0.22 | 72 |
FR.SAOF.HHZ. | 2023-03-28T09:33:13.44 | 0.3 | undecidable | manual | P | 277 | 18.1707 | 92 | 0.21 | 74 |
GU.MGRO.HHE. | 2023-03-28T09:33:11.84 | 0.1 | undecidable | manual | P | 15 | 8.6802 | 93 | 0.51 | 93 |
GU.IMI.HHE. | 2023-03-28T09:33:11.63 | 0.1 | undecidable | manual | P | 125 | 11.0778 | 93 | -0.18 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
FR.SAOF.HHE.00 | ML:1.2 | 0.00013508525 | 0.16 | AML | other | m | 2023-03-28T09:33:17.53 |
FR.SAOF.HHN.00 | ML:0.9 | 0.000072774805 | 0.32 | AML | other | m | 2023-03-28T09:33:17.74 |
GU.BURY.HHN. | ML:1.2 | 0.00008815542 | 0.3392 | AML | other | m | 2023-03-28T09:33:19.55 |
GU.RORO.HHN. | ML:1.2 | 0.00009545 | 0.12 | AML | other | m | 2023-03-28T09:33:19.67 |
GU.RORO.HHE. | ML:0.8 | 0.000041099424999999997 | 0.1408 | AML | other | m | 2023-03-28T09:33:19.68 |
GU.BURY.HNE. | ML:1.1 | 0.0000711142135 | 0.1856 | AML | other | m | 2023-03-28T09:33:19.80 |
GU.GBOS.HHE. | ML:0.8 | 0.000030278964999999997 | 0.1856 | AML | other | m | 2023-03-28T09:33:20.32 |
GU.BURY.HNN. | ML:1.4 | 0.0001554685 | 0.2144 | AML | other | m | 2023-03-28T09:33:20.72 |
GU.BURY.HHE. | ML:1.3 | 0.00010400732 | 1.5424 | AML | other | m | 2023-03-28T09:33:21.05 |