A magnitude M 2.3 earthquake occured in region: Costa Ligure Occidentale (Imperia), on
and geographic coordinates (lat, lon) 43.7070, 7.7360 at 14 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 |
---|---|---|---|---|
Bordighera | IM | 10 | 10469 | 10469 |
Ospedaletti | IM | 11 | 3367 | 13836 |
Vallecrosia | IM | 12 | 6956 | 20792 |
Vallebona | IM | 13 | 1310 | 22102 |
Sanremo | IM | 13 | 54807 | 76909 |
Seborga | IM | 14 | 315 | 77224 |
Ventimiglia | IM | 14 | 24310 | 101534 |
San Biagio della Cima | IM | 14 | 1329 | 102863 |
Camporosso | IM | 15 | 5632 | 108495 |
Soldano | IM | 15 | 977 | 109472 |
Taggia | IM | 18 | 14116 | 123588 |
Dolceacqua | IM | 18 | 2074 | 125662 |
Perinaldo | IM | 19 | 870 | 126532 |
Riva Ligure | IM | 19 | 2910 | 129442 |
Santo Stefano al Mare | IM | 20 | 2197 | 131639 |
Ceriana | IM | 20 | 1250 | 132889 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
M 2.3 | 1986-08-10 06:24:23 |
43.707 | 7.736 | 14 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 32549 |
Field | Value |
---|---|
Time (UTC) | 1986-08-10 06:24:23 ± 0.109 |
Latitude | 43.7070 ± 0.0059 |
Longitude | 7.7360 ± 0.0052 |
Depth (km) | 14 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 32549 |
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) | 776.2 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 297 |
Number of associated phases, regardless of their use for origin computation | 8 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0 |
Epicentral distance of station closest to the epicenter (degree) | 0.00210 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00550 |
Number of stations at which the event was observed | 4 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 2.3 |
Uncertainty | |
Num. used stations | |
Type of magnitude | M |
Reference to an origin | 32549 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.ROB.Z. | 1986-08-10T06:24:45.40 | 10.0 | undecidable | manual | SG | 9 | 0.5994 | 0.08 | 0.3 | |
--.FIN.Z. | 1986-08-10T06:24:45.20 | 10.0 | undecidable | manual | SG | 34 | 0.5994 | -0.17 | 0.2 | |
--.STV.Z. | 1986-08-10T06:24:45.80 | 10.0 | undecidable | manual | SG | 332 | 0.6105 | 0.04 | 0.6 | |
--.STV.Z. | 1986-08-10T06:24:36.50 | 10.0 | undecidable | manual | PG | 332 | 0.6105 | -0.06 | 1.4 | |
--.ROB.Z. | 1986-08-10T06:24:36.30 | 10.0 | undecidable | manual | PG | 9 | 0.5994 | 0 | 1.6 | |
--.FIN.Z. | 1986-08-10T06:24:36.40 | 10.0 | undecidable | manual | PG | 34 | 0.5994 | 0.07 | 1.3 | |
--.IMP.Z. | 1986-08-10T06:24:33.70 | 10.0 | undecidable | manual | SG | 28 | 0.2331 | -0.01 | 0.7 | |
--.IMP.Z. | 1986-08-10T06:24:29.60 | 10.0 | undecidable | manual | PG | 28 | 0.2331 | 0 | 1.8 |