A magnitude ML 0.7 (quarry blast) earthquake occured in region: Zuccarello (SV), on
and geographic coordinates (lat, lon) 44.1080, 8.1190 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 |
---|---|---|---|---|
Zuccarello | SV | 1 | 309 | 309 |
Castelvecchio di Rocca Barbena | SV | 3 | 145 | 454 |
Cisano sul Neva | SV | 3 | 2085 | 2539 |
Erli | SV | 3 | 245 | 2784 |
Arnasco | SV | 3 | 645 | 3429 |
Castelbianco | SV | 4 | 330 | 3759 |
Balestrino | SV | 5 | 595 | 4354 |
Vendone | SV | 5 | 388 | 4742 |
Ortovero | SV | 6 | 1586 | 6328 |
Onzo | SV | 7 | 219 | 6547 |
Villanova d'Albenga | SV | 7 | 2657 | 9204 |
Nasino | SV | 7 | 207 | 9411 |
Toirano | SV | 8 | 2644 | 12055 |
Garlenda | SV | 8 | 1254 | 13309 |
Boissano | SV | 9 | 2492 | 15801 |
Alto | CN | 9 | 128 | 15929 |
Ceriale | SV | 9 | 5561 | 21490 |
Aquila d'Arroscia | IM | 9 | 166 | 21656 |
Bardineto | SV | 10 | 756 | 22412 |
Ranzo | IM | 10 | 557 | 22969 |
Borghetto Santo Spirito | SV | 10 | 4948 | 27917 |
Albenga | SV | 10 | 24213 | 52130 |
Casanova Lerrone | SV | 10 | 749 | 52879 |
Loano | SV | 12 | 11407 | 64286 |
Alassio | SV | 12 | 10934 | 75220 |
Borghetto d'Arroscia | IM | 12 | 456 | 75676 |
Garessio | CN | 12 | 3244 | 78920 |
Giustenice | SV | 13 | 977 | 79897 |
Stellanello | SV | 13 | 808 | 80705 |
Caprauna | CN | 13 | 104 | 80809 |
Testico | SV | 13 | 196 | 81005 |
Pietra Ligure | SV | 14 | 8992 | 89997 |
Magliolo | SV | 14 | 974 | 90971 |
Calizzano | SV | 14 | 1475 | 92446 |
Vessalico | IM | 14 | 282 | 92728 |
Tovo San Giacomo | SV | 14 | 2582 | 95310 |
Laigueglia | SV | 15 | 1810 | 97120 |
Villa Faraldi | IM | 16 | 444 | 97564 |
Cesio | IM | 16 | 283 | 97847 |
Borgio Verezzi | SV | 16 | 2205 | 100052 |
Armo | IM | 16 | 111 | 100163 |
Andora | SV | 17 | 7552 | 107715 |
Priola | CN | 17 | 701 | 108416 |
Ormea | CN | 17 | 1617 | 110033 |
Pieve di Teco | IM | 18 | 1338 | 111371 |
Rialto | SV | 18 | 564 | 111935 |
Calice Ligure | SV | 18 | 1730 | 113665 |
Chiusanico | IM | 18 | 607 | 114272 |
Caravonica | IM | 18 | 282 | 114554 |
Diano Arentino | IM | 19 | 722 | 115276 |
Chiusavecchia | IM | 19 | 577 | 115853 |
Finale Ligure | SV | 19 | 11711 | 127564 |
Lucinasco | IM | 20 | 272 | 127836 |
San Bartolomeo al Mare | IM | 20 | 3129 | 130965 |
Diano San Pietro | IM | 20 | 1145 | 132110 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.7 | 2023-04-21 14:46:38 |
44.1083 | 8.119 | 1 | 2024-03-01 17:18:20 |
Bollettino Sismico Italiano INGV | 125073581 |
Reviewed Rev100 |
ML 0.7 | 2023-04-21 14:46:38 |
44.0988 | 8.1115 | 6 | 2023-04-21 15:05:43 |
Sala Sismica INGV-Roma | 116573841 |
Field | Value |
---|---|
Time (UTC) | 2023-04-21 14:46:38 ± 0.38 |
Latitude | 44.1083 ± 0.0252 |
Longitude | 8.1190 ± 0.0276 |
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 | 125073581 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 3230 |
Semi-minor axis of confidence ellipse (meter) | 1550 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 326 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 3230.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 179 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 7 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.55 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.52970 |
Number of stations at which the event was observed | 22 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 0.7 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 116573841 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-21 15:05:43 |
Field | Value |
---|---|
Value | 0.7 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 125073581 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2024-02-06 14:37:41 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CAR1.HHZ. | 2023-04-21T14:48:28.86 | 3.0 | positive | manual | Pn | -0.03 | 0 | |||
IV.AIO.HHZ. | 2023-04-21T14:48:27.13 | 3.0 | negative | manual | Pn | -7.91 | 0 | |||
CR.STON.BHZ. | 2023-04-21T14:48:14.98 | 3.0 | undecidable | manual | Pn | -0.92 | 0 | |||
IV.SRES.HHZ. | 2023-04-21T14:48:11.28 | 3.0 | undecidable | manual | Sn | -9.99 | 0 | |||
OX.CIMO.HHZ. | 2023-04-21T14:48:10.72 | 3.0 | undecidable | manual | Sn | 5.81 | 0 | |||
IV.MCI.EHZ. | 2023-04-21T14:47:56.06 | 3.0 | negative | manual | Pg | 6.52 | 0 | |||
IV.IMOL.HNZ. | 2023-04-21T14:47:54.40 | 3.0 | undecidable | manual | Sg | 6.66 | 0 | |||
IV.CSNT.HHZ. | 2023-04-21T14:47:45.53 | 3.0 | undecidable | manual | Sg | -2.12 | 0 | |||
IV.MMO1.EHZ. | 2023-04-21T14:47:27.07 | 3.0 | negative | manual | Pn | -7.67 | 0 | |||
ST.ZIAN.EHZ. | 2023-04-21T14:47:25.87 | 3.0 | undecidable | manual | Pg | 11.09 | 0 | |||
IV.ARVD.HHZ. | 2023-04-21T14:47:23.25 | 3.0 | undecidable | manual | Pn | -4.55 | 0 | |||
IV.MCIV.CHZ. | 2023-04-21T14:47:23.46 | 3.0 | positive | manual | Pg | 2.03 | 0 | |||
IV.PIEI.HHZ. | 2023-04-21T14:47:16.71 | 3.0 | undecidable | manual | Pn | -7.13 | 0 | |||
IV.BDI.HHZ. | 2023-04-21T14:47:02.79 | 3.0 | undecidable | manual | Pg | -0.45 | 0 | |||
GU.GRAM.HHZ. | 2023-04-21T14:46:52.85 | 3.0 | positive | manual | Pn | -3.63 | 0 | |||
GU.ENR.HHZ. | 2023-04-21T14:46:49.01 | 0.3 | undecidable | manual | P | 284 | 57.3981 | 90 | -0.78 | 57 |
GU.PCP.HHZ. | 2023-04-21T14:46:49.16 | 0.3 | undecidable | manual | P | 35 | 58.7967 | 90 | -0.91 | 54 |
GU.GBOS.HHZ. | 2023-04-21T14:46:43.72 | 0.1 | undecidable | manual | P | 304 | 26.6511 | 91 | 0.08 | 99 |
GU.MGRO.HHZ. | 2023-04-21T14:46:43.50 | 0.1 | undecidable | manual | P | 254 | 25.8519 | 91 | 0.03 | 100 |
GU.IMI.HHZ. | 2023-04-21T14:46:43.88 | 0.3 | undecidable | manual | P | 219 | 28.3494 | 91 | -0.11 | 73 |
GU.CANO.HHZ. | 2023-04-21T14:46:41.73 | 0.1 | undecidable | manual | P | 40 | 14.4744 | 92 | 0.53 | 91 |
GU.RORO.HHZ. | 2023-04-21T14:46:39.60 | 0.1 | undecidable | manual | P | 276 | 4.1958 | 97 | 0.46 | 95 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.CANO.HHE. | ML:1.0 | 0.00011459557 | 0.48 | AML | other | m | 2023-04-21T14:46:44.90 |
GU.CANO.HHN. | ML:0.8 | 0.00007925004499999998 | 0.544 | AML | other | m | 2023-04-21T14:46:45.68 |
GU.GBOS.HHN. | ML:0.5 | 0.000019604175000000003 | 0.1024 | AML | other | m | 2023-04-21T14:46:47.86 |
GU.MGRO.HHE. | ML:0.6 | 0.000024110815 | 0.16 | AML | other | m | 2023-04-21T14:46:48.09 |
GU.GBOS.HHE. | ML:0.4 | 0.000015446807 | 0.3968 | AML | other | m | 2023-04-21T14:46:48.46 |
GU.MGRO.HHN. | ML:0.6 | 0.000026280095 | 0.2368 | AML | other | m | 2023-04-21T14:46:48.52 |
GU.IMI.HHN. | ML:0.7 | 0.00003114494 | 0.3776 | AML | other | m | 2023-04-21T14:46:48.89 |
GU.IMI.HHE. | ML:0.7 | 0.00003030952 | 0.3008 | AML | other | m | 2023-04-21T14:46:49.41 |
GU.ENR.HHN. | ML:0.6 | 0.000009397043000000001 | 0.0768 | AML | other | m | 2023-04-21T14:46:57.93 |
GU.ENR.HHE. | ML:0.6 | 0.000007883959999999998 | 0.0768 | AML | other | m | 2023-04-21T14:46:58.21 |