A magnitude ML 0.6 (quarry blast) earthquake occured in region: 1 km NW Cisano sul Neva (SV), on
and geographic coordinates (lat, lon) 44.0950, 8.1350 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 |
---|---|---|---|---|
Cisano sul Neva | SV | 1 | 2085 | 2085 |
Zuccarello | SV | 2 | 309 | 2394 |
Arnasco | SV | 3 | 645 | 3039 |
Castelvecchio di Rocca Barbena | SV | 4 | 145 | 3184 |
Balestrino | SV | 5 | 595 | 3779 |
Castelbianco | SV | 5 | 330 | 4109 |
Erli | SV | 5 | 245 | 4354 |
Vendone | SV | 5 | 388 | 4742 |
Villanova d'Albenga | SV | 5 | 2657 | 7399 |
Ortovero | SV | 6 | 1586 | 8985 |
Toirano | SV | 7 | 2644 | 11629 |
Onzo | SV | 7 | 219 | 11848 |
Garlenda | SV | 7 | 1254 | 13102 |
Ceriale | SV | 8 | 5561 | 18663 |
Albenga | SV | 8 | 24213 | 42876 |
Boissano | SV | 8 | 2492 | 45368 |
Nasino | SV | 9 | 207 | 45575 |
Borghetto Santo Spirito | SV | 9 | 4948 | 50523 |
Casanova Lerrone | SV | 10 | 749 | 51272 |
Alassio | SV | 10 | 10934 | 62206 |
Ranzo | IM | 10 | 557 | 62763 |
Aquila d'Arroscia | IM | 10 | 166 | 62929 |
Alto | CN | 11 | 128 | 63057 |
Loano | SV | 11 | 11407 | 74464 |
Bardineto | SV | 11 | 756 | 75220 |
Stellanello | SV | 12 | 808 | 76028 |
Giustenice | SV | 13 | 977 | 77005 |
Testico | SV | 13 | 196 | 77201 |
Borghetto d'Arroscia | IM | 13 | 456 | 77657 |
Laigueglia | SV | 13 | 1810 | 79467 |
Pietra Ligure | SV | 13 | 8992 | 88459 |
Tovo San Giacomo | SV | 14 | 2582 | 91041 |
Garessio | CN | 14 | 3244 | 94285 |
Magliolo | SV | 14 | 974 | 95259 |
Villa Faraldi | IM | 15 | 444 | 95703 |
Caprauna | CN | 15 | 104 | 95807 |
Vessalico | IM | 15 | 282 | 96089 |
Andora | SV | 15 | 7552 | 103641 |
Borgio Verezzi | SV | 16 | 2205 | 105846 |
Calizzano | SV | 16 | 1475 | 107321 |
Cesio | IM | 16 | 283 | 107604 |
Armo | IM | 18 | 111 | 107715 |
Chiusanico | IM | 18 | 607 | 108322 |
Calice Ligure | SV | 18 | 1730 | 110052 |
Diano Arentino | IM | 18 | 722 | 110774 |
Rialto | SV | 18 | 564 | 111338 |
Caravonica | IM | 18 | 282 | 111620 |
Pieve di Teco | IM | 18 | 1338 | 112958 |
Chiusavecchia | IM | 19 | 577 | 113535 |
San Bartolomeo al Mare | IM | 19 | 3129 | 116664 |
Finale Ligure | SV | 19 | 11711 | 128375 |
Ormea | CN | 19 | 1617 | 129992 |
Cervo | IM | 19 | 1187 | 131179 |
Diano San Pietro | IM | 19 | 1145 | 132324 |
Priola | CN | 19 | 701 | 133025 |
Lucinasco | IM | 20 | 272 | 133297 |
Pontedassio | IM | 20 | 2323 | 135620 |
Diano Castello | IM | 20 | 2214 | 137834 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.6 | 2023-04-17 14:39:57 |
44.0952 | 8.1348 | 1 | 2024-03-01 17:18:06 |
Bollettino Sismico Italiano INGV | 117056681 |
Reviewed Rev100 |
Md 1.8 | 2023-04-17 14:39:57 |
44.095 | 8.1542 | 5 | 2023-04-17 15:03:16 |
Sala Sismica INGV-Roma | 116462831 |
Field | Value |
---|---|
Time (UTC) | 2023-04-17 14:39:57 ± 0.26 |
Latitude | 44.0952 ± 0.0171 |
Longitude | 8.1348 ± 0.0200 |
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 | 117056681 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 2280 |
Semi-minor axis of confidence ellipse (meter) | 970 |
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) | 2280.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 190 |
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) | 0.41 |
Epicentral distance of station closest to the epicenter (degree) | 0.05216 |
Epicentral distance of station farthest from the epicenter (degree) | 0.83727 |
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 | 0.6 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 117056681 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2024-01-26 10:41:33 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.4 |
Num. used stations | 5 |
Type of magnitude | Md |
Reference to an origin | 116462831 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-17 15:03:16 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.PZZ.HHE. | 2023-04-17T14:40:14.42 | 0.1 | undecidable | manual | P | 300 | 92.9403 | 50 | -0.38 | 82 |
GU.PCP.HHE. | 2023-04-17T14:40:08.93 | 0.1 | undecidable | manual | P | 33 | 59.2962 | 90 | -0.65 | 80 |
FR.SAOF.HHE.00 | 2023-04-17T14:40:06.87 | 0.3 | undecidable | manual | P | 256 | 47.9187 | 91 | -0.44 | 66 |
IV.QLNO.HHZ. | 2023-04-17T14:40:04.04 | 0.1 | undecidable | manual | P | 33 | 30.4473 | 91 | 0.23 | 95 |
GU.IMI.HHZ. | 2023-04-17T14:40:03.53 | 0.1 | undecidable | manual | P | 223 | 28.1496 | 91 | 0.19 | 96 |
GU.GBOS.HHZ. | 2023-04-17T14:40:03.42 | 0.1 | undecidable | manual | P | 305 | 28.5492 | 91 | -0.01 | 100 |
GU.MGRO.HHZ. | 2023-04-17T14:40:02.98 | 0.3 | undecidable | manual | P | 258 | 26.6511 | 91 | -0.07 | 74 |
GU.CANO.HHZ. | 2023-04-17T14:40:01.16 | 0.3 | undecidable | manual | P | 33 | 14.874 | 92 | 0.47 | 70 |
GU.RORO.HHZ. | 2023-04-17T14:39:59.35 | 0.1 | undecidable | manual | P | 290 | 5.7942 | 95 | 0.49 | 94 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.CANO.HHE. | ML:0.7 | 0.000061890975 | 0.1408 | AML | other | m | 2023-04-17T14:40:03.82 |
GU.CANO.HHN. | ML:0.7 | 0.00006548919000000001 | 0.32 | AML | other | m | 2023-04-17T14:40:03.83 |
GU.GBOS.HHN. | ML:0.3 | 0.000010519562 | 0.1408 | AML | other | m | 2023-04-17T14:40:07.30 |
GU.GBOS.HHE. | ML:0.0 | 0.000006765664 | 0.16 | AML | other | m | 2023-04-17T14:40:07.37 |
GU.MGRO.HHE. | ML:0.6 | 0.000025629505 | 0.1024 | AML | other | m | 2023-04-17T14:40:07.73 |
GU.IMI.HHN. | ML:0.9 | 0.00004251494 | 0.16 | AML | other | m | 2023-04-17T14:40:07.84 |
GU.IMI.HHE. | ML:0.8 | 0.00003725499 | 0.1408 | AML | other | m | 2023-04-17T14:40:08.01 |
GU.MGRO.HHN. | ML:0.7 | 0.000031652165000000006 | 0.16 | AML | other | m | 2023-04-17T14:40:08.01 |