A magnitude ML 0.7 earthquake occured in region: Costa Ligure centro occidentale (Savona), on
and geographic coordinates (lat, lon) 44.0810, 8.5220 at 9 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
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 |
---|---|---|---|---|
Noli | SV | 16 | 2736 | 2736 |
Finale Ligure | SV | 17 | 11711 | 14447 |
Spotorno | SV | 18 | 3803 | 18250 |
Borgio Verezzi | SV | 20 | 2205 | 20455 |
Bergeggi | SV | 20 | 1129 | 21584 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.7 | 2023-04-30 12:39:02 |
44.0808 | 8.5223 | 9 | 2023-04-30 12:45:41 |
Sala Sismica INGV-Roma | 116903361 |
Field | Value |
---|---|
Time (UTC) | 2023-04-30 12:39:02 ± 0.24 |
Latitude | 44.0808 ± 0.0090 |
Longitude | 8.5223 ± 0.0088 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 116903361 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1137 |
Semi-minor axis of confidence ellipse (meter) | 301 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 329 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1140.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 204 |
Number of associated phases, regardless of their use for origin computation | 19 |
Number of defining phases | 19 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.23 |
Epicentral distance of station closest to the epicenter (degree) | 0.24012 |
Epicentral distance of station farthest from the epicenter (degree) | 0.76173 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 0.7 |
Uncertainty | 0.2 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 116903361 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-30 12:45:41 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
FR.SAOF.HHZ. | 2023-04-30T12:39:26.05 | 0.6 | undecidable | manual | S | 263 | 78.0663 | 50 | -0.55 | 41 |
GU.MGRO.HHZ. | 2023-04-30T12:39:21.20 | 0.6 | undecidable | manual | S | 266 | 57.0984 | 50 | 0.19 | 46 |
GU.IMI.HHZ. | 2023-04-30T12:39:20.29 | 0.6 | undecidable | manual | S | 250 | 53.6019 | 50 | 0.2 | 46 |
GU.GBOS.HHZ. | 2023-04-30T12:39:20.94 | 0.6 | undecidable | manual | S | 288 | 57.1983 | 50 | -0.09 | 47 |
GU.RNCA.HHE. | 2023-04-30T12:39:20.84 | 0.3 | undecidable | manual | S | 38 | 55.1004 | 50 | 0.37 | 67 |
GU.PCP.HHZ. | 2023-04-30T12:39:19.53 | 0.6 | undecidable | manual | S | 2 | 51.1155 | 50 | 0.12 | 47 |
FR.SAOF.HHZ. | 2023-04-30T12:39:17.08 | 0.1 | undecidable | manual | P | 263 | 78.0663 | 50 | 0.54 | 82 |
GU.GORR.HHE. | 2023-04-30T12:39:17.40 | 0.6 | undecidable | manual | P | 46 | 84.5487 | 50 | -0.14 | 44 |
GU.RORO.HHZ. | 2023-04-30T12:39:15.34 | 0.6 | undecidable | manual | S | 276 | 36.4413 | 50 | -0.17 | 48 |
IV.QLNO.HHZ. | 2023-04-30T12:39:13.76 | 0.6 | undecidable | manual | S | 333 | 30.4473 | 106 | -0.03 | 50 |
GU.MGRO.HHZ. | 2023-04-30T12:39:13.45 | 1.0 | undecidable | manual | P | 266 | 57.0984 | 50 | 0.13 | 23 |
GU.GBOS.HHZ. | 2023-04-30T12:39:13.46 | 0.6 | undecidable | manual | P | 288 | 57.1983 | 50 | 0.13 | 47 |
GU.CANO.HHZ. | 2023-04-30T12:39:12.71 | 0.6 | undecidable | manual | S | 302 | 26.6511 | 108 | 0.15 | 49 |
GU.RNCA.HHE. | 2023-04-30T12:39:12.50 | 0.6 | undecidable | manual | P | 38 | 55.1004 | 50 | -0.5 | 43 |
GU.PCP.HHZ. | 2023-04-30T12:39:12.09 | 0.6 | negative | manual | P | 2 | 51.1155 | 50 | -0.3 | 45 |
GU.IMI.HHZ. | 2023-04-30T12:39:12.55 | 1.0 | undecidable | manual | P | 250 | 53.6019 | 50 | -0.23 | 23 |
GU.RORO.HHZ. | 2023-04-30T12:39:09.57 | 0.6 | undecidable | manual | P | 276 | 36.4413 | 50 | -0.57 | 44 |
GU.CANO.HHZ. | 2023-04-30T12:39:08.49 | 0.1 | undecidable | manual | P | 302 | 26.6511 | 108 | 0.05 | 100 |
IV.QLNO.HHZ. | 2023-04-30T12:39:08.89 | 1.0 | negative | manual | P | 333 | 30.4473 | 106 | -0.26 | 24 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.RORO.HHN. | ML:1.0 | 0.000036247005 | 0.1216 | AML | other | m | 2023-04-30T12:39:16.12 |
GU.RORO.HHE. | ML:1.2 | 0.000055900000000000004 | 0.16 | AML | other | m | 2023-04-30T12:39:16.12 |
GU.CANO.HHE. | ML:0.9 | 0.000043883994999999995 | 0.2432 | AML | other | m | 2023-04-30T12:39:13.02 |
GU.CANO.HHN. | ML:0.9 | 0.000041311775000000005 | 0.1984 | AML | other | m | 2023-04-30T12:39:13.96 |
IV.QLNO.HHE. | ML:0.6 | 0.00001812371 | 0.1792 | AML | other | m | 2023-04-30T12:39:16.08 |
IV.QLNO.HHN. | ML:0.5 | 0.000015857645 | 0.1792 | AML | other | m | 2023-04-30T12:39:13.75 |
GU.PCP.HHE. | ML:0.3 | 0.000006978732 | 0.16 | AML | other | m | 2023-04-30T12:39:20.86 |
GU.PCP.HHN. | ML:0.3 | 0.0000046805085 | 0.3776 | AML | other | m | 2023-04-30T12:39:20.02 |
GU.IMI.HHE. | ML:0.8 | 0.000012534399 | 0.32 | AML | other | m | 2023-04-30T12:39:20.79 |
GU.IMI.HHN. | ML:0.8 | 0.00001583669 | 0.3008 | AML | other | m | 2023-04-30T12:39:21.03 |
GU.MGRO.HHE. | ML:0.8 | 0.000016741990000000003 | 0.16 | AML | other | m | 2023-04-30T12:39:22.51 |
GU.MGRO.HHN. | ML:0.7 | 0.000008251593 | 0.3776 | AML | other | m | 2023-04-30T12:39:21.89 |
GU.GBOS.HHE. | ML:0.7 | 0.000009312583 | 0.224 | AML | other | m | 2023-04-30T12:39:21.91 |
GU.GBOS.HHN. | ML:0.7 | 0.00000879449 | 0.1856 | AML | other | m | 2023-04-30T12:39:21.98 |