A magnitude ML 1.0 earthquake occured in region: Costa Ligure centro occidentale (Savona), on
and geographic coordinates (lat, lon) 44.0220, 8.4480 at 16 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 |
---|---|---|---|---|
Finale Ligure | SV | 18 | 11711 | 11711 |
Albenga | SV | 19 | 24213 | 35924 |
Borgio Verezzi | SV | 19 | 2205 | 38129 |
Ceriale | SV | 19 | 5561 | 43690 |
Loano | SV | 19 | 11407 | 55097 |
Pietra Ligure | SV | 19 | 8992 | 64089 |
Borghetto Santo Spirito | SV | 19 | 4948 | 69037 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.0 | 2023-04-04 02:58:11 |
44.0223 | 8.4478 | 16 | 2024-03-01 17:18:19 |
Bollettino Sismico Italiano INGV | 124560081 |
Reviewed Rev100 |
ML 1.0 | 2023-04-04 02:58:11 |
44.0133 | 8.461 | 9 | 2023-04-04 03:05:05 |
Sala Sismica INGV-Roma | 116051601 |
Field | Value |
---|---|
Time (UTC) | 2023-04-04 02:58:11 ± 0.23 |
Latitude | 44.0223 ± 0.0117 |
Longitude | 8.4478 ± 0.0175 |
Depth (km) | 16 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 124560081 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1428 |
Semi-minor axis of confidence ellipse (meter) | 835 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 131 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1430.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 247 |
Number of associated phases, regardless of their use for origin computation | 14 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.26 |
Epicentral distance of station closest to the epicenter (degree) | 0.23922 |
Epicentral distance of station farthest from the epicenter (degree) | 0.64391 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 124560081 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2024-01-09 10:29:23 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 116051601 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-04 03:05:05 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.PCP.HHZ. | 2023-04-04T02:58:29.58 | 0.6 | undecidable | manual | S | 8 | 58.0974 | 96 | 0.24 | 44 |
GU.GBOS.HHZ. | 2023-04-04T02:58:28.50 | 0.6 | undecidable | manual | S | 297 | 54.2013 | 97 | 0.2 | 45 |
GU.IMI.HHE. | 2023-04-04T02:58:25.88 | 0.6 | undecidable | manual | S | 255 | 46.0206 | 98 | -0.25 | 45 |
FR.SAOF.HHE.00 | 2023-04-04T02:58:24.37 | 0.3 | undecidable | manual | P | 267 | 71.4729 | 95 | 0.6 | 60 |
IV.QLNO.HHZ. | 2023-04-04T02:58:22.33 | 0.6 | undecidable | manual | S | 346 | 34.4433 | 102 | -0.77 | 41 |
GU.RORO.HHZ. | 2023-04-04T02:58:22.48 | 0.6 | undecidable | manual | S | 288 | 31.9458 | 104 | 0.02 | 49 |
GU.PCP.HHZ. | 2023-04-04T02:58:21.73 | 0.3 | undecidable | manual | P | 8 | 58.0974 | 96 | 0.01 | 70 |
GU.CANO.HHZ. | 2023-04-04T02:58:21.00 | 0.3 | undecidable | manual | S | 321 | 26.5512 | 108 | -0.05 | 74 |
GU.GBOS.HHZ. | 2023-04-04T02:58:21.22 | 0.3 | undecidable | manual | P | 297 | 54.2013 | 97 | 0.1 | 69 |
GU.MGRO.HHN. | 2023-04-04T02:58:20.65 | 0.3 | undecidable | manual | P | 273 | 51.1155 | 97 | 0.01 | 72 |
GU.IMI.HHE. | 2023-04-04T02:58:19.18 | 0.6 | undecidable | manual | P | 255 | 46.0206 | 98 | -0.68 | 40 |
IV.QLNO.HHZ. | 2023-04-04T02:58:18.07 | 0.3 | undecidable | manual | P | 346 | 34.4433 | 102 | -0.05 | 74 |
GU.RORO.HHZ. | 2023-04-04T02:58:17.64 | 0.1 | undecidable | manual | P | 288 | 31.9458 | 104 | -0.1 | 97 |
GU.CANO.HHZ. | 2023-04-04T02:58:16.93 | 0.1 | positive | manual | P | 321 | 26.5512 | 108 | 0 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.CANO.HHN. | ML:0.8 | 0.000033741679999999994 | 0.1008 | AML | other | m | 2023-04-04T02:58:21.84 |
IV.QLNO.HHE. | ML:1.0 | 0.000033204075 | 0.32 | AML | other | m | 2023-04-04T02:58:23.52 |
IV.QLNO.HHN. | ML:1.3 | 0.00006992870500000001 | 0.3392 | AML | other | m | 2023-04-04T02:58:23.46 |
GU.RORO.HHE. | ML:0.7 | 0.000021552849999999998 | 0.1008 | AML | other | m | 2023-04-04T02:58:24.33 |
GU.CANO.HHE. | ML:1.3 | 0.000106589265 | 0.8592 | AML | other | m | 2023-04-04T02:58:24.54 |
GU.RORO.HHN. | ML:0.8 | 0.00002593715 | 0.4608 | AML | other | m | 2023-04-04T02:58:24.54 |
GU.GBOS.HHE. | ML:0.6 | 0.000010178719500000001 | 0.88 | AML | other | m | 2023-04-04T02:58:30.08 |
GU.GBOS.HHN. | ML:1.0 | 0.000026649390000000002 | 0.8992 | AML | other | m | 2023-04-04T02:58:30.75 |
GU.PCP.HHE. | ML:1.2 | 0.000029887385 | 0.2992 | AML | other | m | 2023-04-04T02:58:31.56 |
GU.PCP.HHN. | ML:1.0 | 0.00002002664 | 1.0608 | AML | other | m | 2023-04-04T02:58:31.72 |