A magnitude ML 0.6 (quarry blast) earthquake occured in region: 1 km NE Arnasco (SV), on
and geographic coordinates (lat, lon) 44.0900, 8.1140 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 |
---|---|---|---|---|
Arnasco | SV | 1 | 645 | 645 |
Zuccarello | SV | 3 | 309 | 954 |
Cisano sul Neva | SV | 3 | 2085 | 3039 |
Vendone | SV | 4 | 388 | 3427 |
Castelbianco | SV | 4 | 330 | 3757 |
Ortovero | SV | 4 | 1586 | 5343 |
Castelvecchio di Rocca Barbena | SV | 5 | 145 | 5488 |
Onzo | SV | 5 | 219 | 5707 |
Erli | SV | 5 | 245 | 5952 |
Villanova d'Albenga | SV | 5 | 2657 | 8609 |
Garlenda | SV | 6 | 1254 | 9863 |
Balestrino | SV | 6 | 595 | 10458 |
Nasino | SV | 7 | 207 | 10665 |
Casanova Lerrone | SV | 8 | 749 | 11414 |
Ranzo | IM | 9 | 557 | 11971 |
Aquila d'Arroscia | IM | 9 | 166 | 12137 |
Toirano | SV | 9 | 2644 | 14781 |
Alto | CN | 9 | 128 | 14909 |
Albenga | SV | 9 | 24213 | 39122 |
Ceriale | SV | 10 | 5561 | 44683 |
Boissano | SV | 10 | 2492 | 47175 |
Alassio | SV | 10 | 10934 | 58109 |
Stellanello | SV | 11 | 808 | 58917 |
Borghetto Santo Spirito | SV | 11 | 4948 | 63865 |
Borghetto d'Arroscia | IM | 11 | 456 | 64321 |
Testico | SV | 11 | 196 | 64517 |
Bardineto | SV | 12 | 756 | 65273 |
Loano | SV | 13 | 11407 | 76680 |
Caprauna | CN | 13 | 104 | 76784 |
Vessalico | IM | 13 | 282 | 77066 |
Laigueglia | SV | 13 | 1810 | 78876 |
Villa Faraldi | IM | 14 | 444 | 79320 |
Garessio | CN | 14 | 3244 | 82564 |
Giustenice | SV | 14 | 977 | 83541 |
Cesio | IM | 14 | 283 | 83824 |
Andora | SV | 15 | 7552 | 91376 |
Pietra Ligure | SV | 15 | 8992 | 100368 |
Armo | IM | 16 | 111 | 100479 |
Tovo San Giacomo | SV | 16 | 2582 | 103061 |
Magliolo | SV | 16 | 974 | 104035 |
Chiusanico | IM | 16 | 607 | 104642 |
Caravonica | IM | 16 | 282 | 104924 |
Calizzano | SV | 16 | 1475 | 106399 |
Pieve di Teco | IM | 16 | 1338 | 107737 |
Diano Arentino | IM | 17 | 722 | 108459 |
Chiusavecchia | IM | 17 | 577 | 109036 |
Borgio Verezzi | SV | 17 | 2205 | 111241 |
Ormea | CN | 17 | 1617 | 112858 |
San Bartolomeo al Mare | IM | 18 | 3129 | 115987 |
Diano San Pietro | IM | 18 | 1145 | 117132 |
Lucinasco | IM | 18 | 272 | 117404 |
Cervo | IM | 18 | 1187 | 118591 |
Pontedassio | IM | 18 | 2323 | 120914 |
Borgomaro | IM | 18 | 865 | 121779 |
Diano Castello | IM | 19 | 2214 | 123993 |
Priola | CN | 19 | 701 | 124694 |
Aurigo | IM | 19 | 347 | 125041 |
Calice Ligure | SV | 19 | 1730 | 126771 |
Pornassio | IM | 19 | 685 | 127456 |
Rialto | SV | 20 | 564 | 128020 |
Diano Marina | IM | 20 | 5977 | 133997 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.6 | 2023-03-17 10:52:50 |
44.0897 | 8.1135 | 1 | 2024-03-01 17:18:19 |
Bollettino Sismico Italiano INGV | 124022171 |
Reviewed Rev100 |
ML 0.6 | 2023-03-17 10:52:50 |
44.1077 | 8.0995 | 5 | 2023-03-17 11:10:38 |
Sala Sismica INGV-Roma | 115466991 |
Field | Value |
---|---|
Time (UTC) | 2023-03-17 10:52:50 ± 0.17 |
Latitude | 44.0897 ± 0.0090 |
Longitude | 8.1135 ± 0.0125 |
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 | 124022171 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1210 |
Semi-minor axis of confidence ellipse (meter) | 760 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 314 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1210.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 185 |
Number of associated phases, regardless of their use for origin computation | 27 |
Number of defining phases | 5 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.24821 |
Number of stations at which the event was observed | 27 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 0.6 |
Uncertainty | 0.0 |
Num. used stations | 1 |
Type of magnitude | ML |
Reference to an origin | 124022171 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-12-14 15:11:05 |
Field | Value |
---|---|
Value | 0.6 |
Uncertainty | 0.0 |
Num. used stations | 1 |
Type of magnitude | ML |
Reference to an origin | 115466991 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-03-17 11:10:38 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.TDS.HHZ. | 2023-03-17T10:53:43.38 | 3.0 | undecidable | manual | Sn | -6.2 | 0 | |||
CH.BERNI.HHZ. | 2023-03-17T10:53:42.28 | 3.0 | undecidable | manual | Sg | 13.48 | 0 | |||
HL.VLS.HHZ. | 2023-03-17T10:53:40.07 | 3.0 | negative | manual | Pn | -3.73 | 0 | |||
SL.KOGS.BHZ. | 2023-03-17T10:53:39.22 | 3.0 | undecidable | manual | Sn | 3.06 | 0 | |||
IV.SALB.HHZ. | 2023-03-17T10:53:37.63 | 3.0 | undecidable | manual | Sn | -7.75 | 0 | |||
ST.OZOL.EHZ. | 2023-03-17T10:53:36.45 | 3.0 | undecidable | manual | Sg | 16.1 | 0 | |||
IV.PLLN.EHZ. | 2023-03-17T10:53:26.08 | 3.0 | negative | manual | Pg | 15.54 | 0 | |||
IV.PTRP.HHZ. | 2023-03-17T10:53:21.60 | 3.0 | undecidable | manual | Sn | -8.09 | 0 | |||
IV.CLTA.HHZ. | 2023-03-17T10:53:18.88 | 3.0 | positive | manual | Pn | -2.65 | 0 | |||
IV.GIB.HHZ. | 2023-03-17T10:53:08.18 | 3.0 | undecidable | manual | Pn | -2.18 | 0 | |||
IV.VAGA.HHZ. | 2023-03-17T10:52:56.67 | 3.0 | undecidable | manual | Sg | 4.27 | 0 | |||
GU.GBOS.HHZ. | 2023-03-17T10:52:55.81 | 0.3 | undecidable | manual | P | 308 | 27.5502 | 91 | -0.25 | 71 |
GU.MGRO.HHZ. | 2023-03-17T10:52:55.49 | 0.3 | undecidable | manual | P | 258 | 24.8529 | 91 | -0.04 | 75 |
GU.IMI.HHZ. | 2023-03-17T10:52:55.87 | 0.3 | undecidable | manual | P | 222 | 26.5512 | 91 | 0.01 | 75 |
GU.CANO.HHZ. | 2023-03-17T10:52:53.82 | 0.3 | undecidable | manual | P | 37 | 16.3725 | 92 | 0 | 77 |
GU.RORO.HHZ. | 2023-03-17T10:52:51.65 | 0.1 | undecidable | manual | P | 304 | 4.4955 | 96 | 0.2 | 100 |
IV.CMPR.HNZ. | 2023-03-17T10:52:46.42 | 3.0 | undecidable | manual | Pn | 1.75 | 0 | |||
OX.MARN.HHZ. | 2023-03-17T10:52:40.92 | 3.0 | undecidable | manual | Pg | 9.34 | 0 | |||
IV.PAOL.HHZ. | 2023-03-17T10:52:36.95 | 3.0 | positive | manual | Pg | 4.6 | 0 | |||
IV.IMOL.HNZ. | 2023-03-17T10:52:28.15 | 3.0 | undecidable | manual | Sn | -2.54 | 0 | |||
IT.CSO1.HGZ. | 2023-03-17T10:52:26.07 | 3.0 | undecidable | manual | Sn | -3.34 | 0 | |||
IV.ARCI.HHZ. | 2023-03-17T10:52:24.48 | 3.0 | undecidable | manual | S | -1.1 | 0 | |||
IV.RCAV.EHZ. | 2023-03-17T10:52:15.26 | 3.0 | undecidable | manual | P | -1.17 | 0 | |||
IV.NRCA.HHZ. | 2023-03-17T10:52:02.75 | 3.0 | negative | manual | P | -0.79 | 0 | |||
IV.MOMA.HHZ. | 2023-03-17T10:52:00.95 | 3.0 | positive | manual | P | -2.7 | 0 | |||
IV.PE3.EHZ. | 2023-03-17T10:52:00.45 | 3.0 | undecidable | manual | P | -1.69 | 0 | |||
IV.ARVD.HHZ. | 2023-03-17T10:51:56.68 | 3.0 | positive | manual | P | -2.24 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.CANO.HHN. | ML:0.6 | 0.000041880565000000004 | 0.3552 | AML | other | m | 2023-03-17T10:52:56.23 |