A magnitude M 2.0 earthquake occured in region: Costa Ligure centro occidentale (Savona), on
and geographic coordinates (lat, lon) 43.9820, 8.3910 at 12 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 |
Alassio | SV | 18 | 10934 | 35147 |
Ceriale | SV | 18 | 5561 | 40708 |
Laigueglia | SV | 19 | 1810 | 42518 |
Borghetto Santo Spirito | SV | 19 | 4948 | 47466 |
Loano | SV | 20 | 11407 | 58873 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
M 2.0 | 1990-08-11 04:07:47 |
43.982 | 8.391 | 12 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 124579 |
Field | Value |
---|---|
Time (UTC) | 1990-08-11 04:07:47 ± 0.327 |
Latitude | 43.9820 ± 0.0178 |
Longitude | 8.3910 ± 0.0230 |
Depth (km) | 12 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 124579 |
Field | Value |
---|---|
Preferred uncertainty description | horizontal uncertainty |
Semi-major axis of confidence ellipse (meter) | |
Semi-minor axis of confidence ellipse (meter) | |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 2703.1 |
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 | 7 |
Number of defining phases | 7 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.1 |
Epicentral distance of station closest to the epicenter (degree) | 0.00235 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00947 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | |
Num. used stations | |
Type of magnitude | M |
Reference to an origin | 124579 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-04-28 09:48:29 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.PZZ.Z. | 1990-08-11T04:08:07.63 | 10.0 | undecidable | manual | PN | 299 | 1.0545 | 0.01 | 0.7 | |
--.STV.Z. | 1990-08-11T04:08:03.47 | 10.0 | undecidable | manual | PG | 289 | 0.7992 | 0.12 | 0.9 | |
--.ENR.Z. | 1990-08-11T04:08:02.11 | 10.0 | undecidable | manual | PG | 289 | 0.7326 | 0.04 | 1.2 | |
--.PCP.Z. | 1990-08-11T04:07:58.93 | 10.0 | undecidable | manual | PG | 10 | 0.5661 | -0.01 | 1.6 | |
--.ROB.Z. | 1990-08-11T04:07:56.98 | 10.0 | undecidable | manual | PG | 310 | 0.4884 | -0.49 | 0.4 | |
--.IMI.Z. | 1990-08-11T04:07:55.13 | 10.0 | undecidable | manual | PG | 258 | 0.3552 | -0.03 | 1.6 | |
--.FIN.Z. | 1990-08-11T04:07:53.39 | 10.0 | undecidable | manual | PG | 329 | 0.2553 | 0.14 | 0.7 |