A magnitude Md 2.1 earthquake occured in region: Costa Ligure centro occidentale (Savona), on
and geographic coordinates (lat, lon) 44.1340, 8.6240 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 |
---|---|---|---|---|
Noli | SV | 18 | 2736 | 2736 |
Bergeggi | SV | 19 | 1129 | 3865 |
Spotorno | SV | 19 | 3803 | 7668 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1
M 2.3 |
1990-09-29 19:56:26 |
44.134 | 8.624 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 127949 |
Field | Value |
---|---|
Time (UTC) | 1990-09-29 19:56:26 ± 0.692 |
Latitude | 44.1340 ± 0.0261 |
Longitude | 8.6240 ± 0.0546 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 127949 |
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) | 5235.5 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 255 |
Number of associated phases, regardless of their use for origin computation | 13 |
Number of defining phases | 13 |
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) | 0.00275 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01376 |
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 | 2.1 |
Uncertainty | |
Num. used stations | 1 |
Type of magnitude | Md |
Reference to an origin | 127949 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 18:58:59 |
Field | Value |
---|---|
Value | 2.3 |
Uncertainty | |
Num. used stations | |
Type of magnitude | M |
Reference to an origin | 127949 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-04-28 09:42:56 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.FRF.Z. | 1990-09-29T19:57:13.80 | 10.0 | undecidable | manual | SN | 248 | 1.5318 | 0.59 | 0.3 | |
--.SBF.Z. | 1990-09-29T19:56:57.60 | 10.0 | undecidable | manual | SG | 252 | 0.888 | 0.71 | 0.3 | |
--.FRF.Z. | 1990-09-29T19:56:54.40 | 10.0 | undecidable | manual | PN | 248 | 1.5318 | 1.05 | 0.2 | |
--.PZZ.Z. | 1990-09-29T19:56:47.92 | 10.0 | undecidable | manual | PN | 289 | 1.1433 | -0.13 | 1.5 | |
--.STV.Z. | 1990-09-29T19:56:44.40 | 10.0 | undecidable | manual | PG | 277 | 0.9213 | -0.23 | 1.6 | |
--.SBF.Z. | 1990-09-29T19:56:43.80 | 10.0 | undecidable | manual | PG | 252 | 0.888 | -0.13 | 1.7 | |
--.ENR.Z. | 1990-09-29T19:56:43.60 | 10.0 | undecidable | manual | PG | 276 | 0.8658 | 0.21 | 1.6 | |
--.CKI.Z. | 1990-09-29T19:56:41.00 | 10.0 | undecidable | manual | SG | 318 | 0.3774 | 0.75 | 0.3 | |
--.IMI.Z. | 1990-09-29T19:56:37.32 | 10.0 | undecidable | manual | PG | 246 | 0.5661 | -0.56 | 1.2 | |
--.ROB.Z. | 1990-09-29T19:56:36.82 | 10.0 | undecidable | manual | PG | 287 | 0.555 | -0.94 | 0.5 | |
--.CKI.Z. | 1990-09-29T19:56:35.00 | 10.0 | undecidable | manual | PG | 318 | 0.3774 | 0.69 | 0.9 | |
--.PCP.Z. | 1990-09-29T19:56:34.76 | 10.0 | undecidable | manual | PG | 351 | 0.3996 | -0.16 | 1.8 | |
--.FIN.Z. | 1990-09-29T19:56:32.40 | 10.0 | undecidable | manual | PG | 283 | 0.3108 | -0.59 | 1.1 |