A magnitude ML 1.0 earthquake occured in region: Costa Ligure centro occidentale (Savona), on
and geographic coordinates (lat, lon) 43.9930, 8.3960 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 |
---|---|---|---|---|
Albenga | SV | 16 | 24213 | 24213 |
Ceriale | SV | 17 | 5561 | 29774 |
Alassio | SV | 18 | 10934 | 40708 |
Borghetto Santo Spirito | SV | 18 | 4948 | 45656 |
Loano | SV | 19 | 11407 | 57063 |
Laigueglia | SV | 19 | 1810 | 58873 |
Pietra Ligure | SV | 20 | 8992 | 67865 |
Borgio Verezzi | SV | 20 | 2205 | 70070 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.0 | 2021-02-26 06:11:58 |
43.9933 | 8.3962 | 10 | 2021-07-12 16:55:02 |
Bollettino Sismico Italiano INGV | 88187691 |
Reviewed Rev100 |
ML 1.0 | 2021-02-26 06:11:58 |
43.99 | 8.3933 | 10 | 2021-02-26 06:17:20 |
Sala Sismica INGV-Roma | 87491821 |
Field | Value |
---|---|
Time (UTC) | 2021-02-26 06:11:58 ± 0.32 |
Latitude | 43.9933 ± 0.0108 |
Longitude | 8.3962 ± 0.0150 |
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 | 88187691 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1471 |
Semi-minor axis of confidence ellipse (meter) | 695 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 317 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1470.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 246 |
Number of associated phases, regardless of their use for origin computation | 17 |
Number of defining phases | 17 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.24282 |
Epicentral distance of station farthest from the epicenter (degree) | 1.16732 |
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 | 1.0 |
Uncertainty | 0.0 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 88187691 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-03-16 15:52:10 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.0 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 87491821 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-02-26 06:17:20 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.ENR.HHZ. | 2021-02-26T06:12:24.00 | 0.6 | undecidable | manual | S | 289 | 82.1511 | 50 | 0.85 | 35 |
GU.BHB.HHZ. | 2021-02-26T06:12:20.93 | 0.3 | undecidable | manual | P | 317 | 129.5703 | 50 | 0.91 | 47 |
FR.SAOF.HHE.00 | 2021-02-26T06:12:19.17 | 0.6 | undecidable | manual | S | 270 | 67.2771 | 50 | -0.01 | 46 |
GU.PCP.HHN. | 2021-02-26T06:12:17.66 | 0.6 | undecidable | manual | S | 11 | 61.8936 | 50 | -0.09 | 46 |
GU.GBOS.HHZ. | 2021-02-26T06:12:14.80 | 0.3 | undecidable | manual | S | 302 | 52.2033 | 50 | -0.34 | 67 |
GU.ENR.HHZ. | 2021-02-26T06:12:13.24 | 0.3 | undecidable | manual | P | 289 | 82.1511 | 50 | 0.52 | 61 |
GU.IMI.HHZ. | 2021-02-26T06:12:11.96 | 0.6 | undecidable | manual | S | 257 | 41.2254 | 50 | -0.26 | 46 |
IV.QLNO.HHZ. | 2021-02-26T06:12:10.88 | 0.3 | undecidable | manual | S | 354 | 36.9297 | 50 | -0.19 | 71 |
FR.SAOF.HHE.00 | 2021-02-26T06:12:10.52 | 0.6 | undecidable | manual | P | 270 | 67.2771 | 50 | 0.1 | 46 |
GU.PCP.HHN. | 2021-02-26T06:12:09.79 | 0.3 | undecidable | manual | P | 11 | 61.8936 | 50 | 0.19 | 68 |
GU.CANO.HHZ. | 2021-02-26T06:12:08.38 | 0.1 | undecidable | manual | S | 332 | 26.9508 | 110 | -0.01 | 100 |
GU.GBOS.HHZ. | 2021-02-26T06:12:08.22 | 0.3 | undecidable | manual | P | 302 | 52.2033 | 50 | 0.13 | 70 |
GU.RORO.HHZ. | 2021-02-26T06:12:08.95 | 0.6 | undecidable | manual | S | 297 | 29.4483 | 50 | -0.12 | 49 |
IV.QLNO.HHZ. | 2021-02-26T06:12:05.60 | 0.1 | undecidable | manual | P | 354 | 36.9297 | 50 | -0.14 | 96 |
GU.IMI.HHZ. | 2021-02-26T06:12:05.83 | 0.3 | undecidable | manual | P | 257 | 41.2254 | 50 | -0.57 | 64 |
GU.RORO.HHZ. | 2021-02-26T06:12:04.45 | 0.3 | undecidable | manual | P | 297 | 29.4483 | 50 | -0.13 | 73 |
GU.CANO.HHZ. | 2021-02-26T06:12:04.07 | 0.1 | undecidable | manual | P | 332 | 26.9508 | 110 | -0.12 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.CANO.HHE. | ML:1.0 | 0.00005550000000000001 | 0.96 | AML | other | m | 2021-02-26T06:12:09.58 |
GU.CANO.HHN. | ML:1.0 | 0.000050799999999999995 | 1.36 | AML | other | m | 2021-02-26T06:12:09.79 |