A magnitude ML 0.7 earthquake occured in region: 2 km W Rialto (SV), on
and geographic coordinates (lat, lon) 44.2270, 8.2530 at 10 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 |
---|---|---|---|---|
Rialto | SV | 2 | 564 | 564 |
Magliolo | SV | 4 | 974 | 1538 |
Calice Ligure | SV | 4 | 1730 | 3268 |
Tovo San Giacomo | SV | 6 | 2582 | 5850 |
Orco Feglino | SV | 6 | 890 | 6740 |
Giustenice | SV | 6 | 977 | 7717 |
Bormida | SV | 6 | 387 | 8104 |
Osiglia | SV | 7 | 444 | 8548 |
Mallare | SV | 8 | 1146 | 9694 |
Borgio Verezzi | SV | 9 | 2205 | 11899 |
Vezzi Portio | SV | 9 | 809 | 12708 |
Pietra Ligure | SV | 9 | 8992 | 21700 |
Finale Ligure | SV | 10 | 11711 | 33411 |
Bardineto | SV | 11 | 756 | 34167 |
Boissano | SV | 11 | 2492 | 36659 |
Loano | SV | 11 | 11407 | 48066 |
Calizzano | SV | 11 | 1475 | 49541 |
Pallare | SV | 11 | 923 | 50464 |
Toirano | SV | 12 | 2644 | 53108 |
Borghetto Santo Spirito | SV | 12 | 4948 | 58056 |
Murialdo | SV | 12 | 841 | 58897 |
Balestrino | SV | 13 | 595 | 59492 |
Noli | SV | 13 | 2736 | 62228 |
Spotorno | SV | 13 | 3803 | 66031 |
Altare | SV | 14 | 2108 | 68139 |
Plodio | SV | 15 | 650 | 68789 |
Ceriale | SV | 15 | 5561 | 74350 |
Quiliano | SV | 15 | 7232 | 81582 |
Carcare | SV | 15 | 5587 | 87169 |
Castelvecchio di Rocca Barbena | SV | 15 | 145 | 87314 |
Erli | SV | 15 | 245 | 87559 |
Bergeggi | SV | 16 | 1129 | 88688 |
Vado Ligure | SV | 16 | 8336 | 97024 |
Roccavignale | SV | 16 | 752 | 97776 |
Millesimo | SV | 16 | 3383 | 101159 |
Cosseria | SV | 16 | 1105 | 102264 |
Massimino | SV | 17 | 113 | 102377 |
Zuccarello | SV | 17 | 309 | 102686 |
Castelnuovo di Ceva | CN | 17 | 110 | 102796 |
Cisano sul Neva | SV | 18 | 2085 | 104881 |
Perlo | CN | 18 | 116 | 104997 |
Garessio | CN | 18 | 3244 | 108241 |
Cengio | SV | 18 | 3563 | 111804 |
Priola | CN | 18 | 701 | 112505 |
Bagnasco | CN | 19 | 1035 | 113540 |
Castelbianco | SV | 19 | 330 | 113870 |
Montezemolo | CN | 19 | 259 | 114129 |
Cairo Montenotte | SV | 19 | 13269 | 127398 |
Nucetto | CN | 20 | 430 | 127828 |
Albenga | SV | 20 | 24213 | 152041 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.7 | 2023-04-20 22:40:10 |
44.2272 | 8.2528 | 10 | 2024-03-01 17:18:20 |
Bollettino Sismico Italiano INGV | 124871681 |
Reviewed Rev100 |
ML 0.7 | 2023-04-20 22:40:10 |
44.2273 | 8.2543 | 10 | 2023-04-20 22:51:33 |
Sala Sismica INGV-Roma | 116560931 |
Field | Value |
---|---|
Time (UTC) | 2023-04-20 22:40:10 ± 0.16 |
Latitude | 44.2272 ± 0.0135 |
Longitude | 8.2528 ± 0.0188 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 124871681 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1970 |
Semi-minor axis of confidence ellipse (meter) | 653 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 133 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1970.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 176 |
Number of associated phases, regardless of their use for origin computation | 21 |
Number of defining phases | 19 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.4 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.66370 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 0.7 |
Uncertainty | 0.3 |
Num. used stations | 7 |
Type of magnitude | ML |
Reference to an origin | 116560931 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-20 22:51:33 |
Field | Value |
---|---|
Value | 0.7 |
Uncertainty | 0.3 |
Num. used stations | 7 |
Type of magnitude | ML |
Reference to an origin | 124871681 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2024-01-26 14:27:39 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.NDIM.HNZ. | 2023-04-20T22:41:15.50 | 3.0 | undecidable | manual | Sg | 2.18 | 0 | |||
IV.PLMA.HHZ. | 2023-04-20T22:40:48.38 | 3.0 | undecidable | manual | S | -4.93 | 0 | |||
GU.STV.HHZ. | 2023-04-20T22:40:32.34 | 0.6 | undecidable | manual | S | 272 | 73.6707 | 50 | -0.28 | 42 |
GU.ENR.HHZ. | 2023-04-20T22:40:30.59 | 0.6 | undecidable | manual | S | 271 | 66.378 | 50 | -0.07 | 45 |
GU.IMI.HHZ. | 2023-04-20T22:40:25.01 | 0.3 | undecidable | manual | S | 219 | 45.3213 | 50 | -0.05 | 70 |
GU.STV.HHZ. | 2023-04-20T22:40:24.28 | 0.3 | undecidable | manual | P | 272 | 73.6707 | 50 | 1.14 | 46 |
GU.MGRO.HHN. | 2023-04-20T22:40:23.32 | 0.6 | undecidable | manual | S | 240 | 40.9257 | 50 | -0.55 | 42 |
GU.PCP.HHZ. | 2023-04-20T22:40:23.57 | 0.6 | undecidable | manual | S | 34 | 41.8248 | 50 | -0.56 | 42 |
GU.ENR.HHZ. | 2023-04-20T22:40:22.61 | 0.3 | undecidable | manual | P | 271 | 66.378 | 50 | 0.6 | 59 |
GU.GBOS.HHZ. | 2023-04-20T22:40:20.84 | 0.3 | undecidable | manual | S | 273 | 32.8449 | 50 | -0.88 | 56 |
4P.IT06A.HHE. | 2023-04-20T22:40:19.52 | 0.3 | undecidable | manual | P | 319 | 45.2214 | 50 | 0.76 | 57 |
GU.IMI.HHZ. | 2023-04-20T22:40:18.82 | 0.3 | undecidable | manual | P | 219 | 45.3213 | 50 | 0.05 | 70 |
GU.MGRO.HHN. | 2023-04-20T22:40:18.25 | 0.3 | undecidable | manual | P | 240 | 40.9257 | 50 | 0.16 | 69 |
GU.PCP.HHZ. | 2023-04-20T22:40:18.08 | 0.1 | undecidable | manual | P | 34 | 41.8248 | 50 | -0.16 | 92 |
GU.RORO.HHZ. | 2023-04-20T22:40:17.19 | 0.3 | undecidable | manual | S | 229 | 19.5693 | 116 | -0.58 | 65 |
GU.GBOS.HHZ. | 2023-04-20T22:40:17.04 | 0.3 | undecidable | manual | P | 273 | 32.8449 | 50 | 0.19 | 70 |
IV.QLNO.HHZ. | 2023-04-20T22:40:15.35 | 0.3 | undecidable | manual | S | 34 | 13.0758 | 127 | -0.49 | 67 |
GU.RORO.HHZ. | 2023-04-20T22:40:14.64 | 0.1 | positive | manual | P | 229 | 19.5693 | 116 | 0.08 | 97 |
IV.QLNO.HHZ. | 2023-04-20T22:40:13.58 | 0.1 | undecidable | manual | P | 34 | 13.0758 | 127 | 0.12 | 97 |
GU.CANO.HHZ. | 2023-04-20T22:40:13.61 | 0.1 | undecidable | manual | S | 210 | 2.4975 | 166 | -0.07 | 100 |
GU.CANO.HHZ. | 2023-04-20T22:40:12.54 | 0.1 | undecidable | manual | P | 210 | 2.4975 | 166 | 0.33 | 95 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.CANO.HHE. | ML:1.3 | 0.00040051445 | 0.2688 | AML | other | m | 2023-04-20T22:40:13.66 |
GU.CANO.HHN. | ML:0.9 | 0.00015912994999999999 | 1.4752 | AML | other | m | 2023-04-20T22:40:14.86 |
IV.QLNO.HHN. | ML:0.8 | 0.00006616022499999999 | 0.3584 | AML | other | m | 2023-04-20T22:40:15.69 |
GU.RORO.HHE. | ML:0.5 | 0.000026668190000000003 | 0.704 | AML | other | m | 2023-04-20T22:40:17.60 |
GU.RORO.HHN. | ML:0.7 | 0.0000385 | 1.02 | AML | other | m | 2023-04-20T22:40:17.27 |
GU.GBOS.HHN. | ML:0.4 | 0.000009593193499999999 | 1.6928 | AML | other | m | 2023-04-20T22:40:20.93 |
GU.GBOS.HHE. | ML:0.7 | 0.000018130589999999998 | 1.1008 | AML | other | m | 2023-04-20T22:40:21.09 |