A magnitude Md 2.1 earthquake occured in region: 1 km W Cosio d'Arroscia (IM), on
and geographic coordinates (lat, lon) 44.0780, 7.8250 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 |
---|---|---|---|---|
Cosio d'Arroscia | IM | 1 | 221 | 221 |
Montegrosso Pian Latte | IM | 1 | 118 | 339 |
Mendatica | IM | 2 | 185 | 524 |
Pornassio | IM | 4 | 685 | 1209 |
Briga Alta | CN | 6 | 39 | 1248 |
Armo | IM | 7 | 111 | 1359 |
Rezzo | IM | 7 | 366 | 1725 |
Pieve di Teco | IM | 8 | 1338 | 3063 |
Molini di Triora | IM | 10 | 617 | 3680 |
Triora | IM | 11 | 355 | 4035 |
Ormea | CN | 11 | 1617 | 5652 |
Caprauna | CN | 11 | 104 | 5756 |
Vessalico | IM | 12 | 282 | 6038 |
Borghetto d'Arroscia | IM | 13 | 456 | 6494 |
Aurigo | IM | 13 | 347 | 6841 |
Carpasio | IM | 14 | 168 | 7009 |
Caravonica | IM | 14 | 282 | 7291 |
Cesio | IM | 14 | 283 | 7574 |
Aquila d'Arroscia | IM | 15 | 166 | 7740 |
Alto | CN | 15 | 128 | 7868 |
Borgomaro | IM | 15 | 865 | 8733 |
Ranzo | IM | 15 | 557 | 9290 |
Lucinasco | IM | 17 | 272 | 9562 |
Montalto Ligure | IM | 17 | 377 | 9939 |
Nasino | SV | 17 | 207 | 10146 |
Chiusavecchia | IM | 18 | 577 | 10723 |
Chiusanico | IM | 18 | 607 | 11330 |
Badalucco | IM | 18 | 1136 | 12466 |
Onzo | SV | 18 | 219 | 12685 |
Testico | SV | 18 | 196 | 12881 |
Casanova Lerrone | SV | 19 | 749 | 13630 |
PrelĂ | IM | 19 | 503 | 14133 |
Vasia | IM | 19 | 389 | 14522 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1 | 1985-09-01 23:24:40 |
44.078 | 7.825 | 10 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 12639 |
Field | Value |
---|---|
Time (UTC) | 1985-09-01 23:24:40 ± 0.418 |
Latitude | 44.0780 ± 0.0241 |
Longitude | 7.8250 ± 0.0306 |
Depth (km) | 10 ± 5 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 12639 |
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) | 3624.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 109 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.6 |
Epicentral distance of station closest to the epicenter (degree) | 0.00202 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01514 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 12639 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:15:51 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.CVF.Z. | 1985-09-01T23:25:29.50 | 10.0 | undecidable | manual | SN | 152 | 1.6761 | -1.73 | 0.1 | |
--.LRG.Z. | 1985-09-01T23:25:21.20 | 10.0 | undecidable | manual | SN | 240 | 1.221 | 0.97 | 0.3 | |
--.LMR.Z. | 1985-09-01T23:25:19.60 | 10.0 | undecidable | manual | SN | 232 | 1.1988 | -0.16 | 0.7 | |
--.FRF.Z. | 1985-09-01T23:25:14.70 | 10.0 | undecidable | manual | SG | 239 | 0.9879 | 0.2 | 0.7 | |
--.CVF.Z. | 1985-09-01T23:25:08.80 | 10.0 | undecidable | manual | PN | 152 | 1.6761 | -1.06 | 0.6 | |
--.LRG.Z. | 1985-09-01T23:25:04.60 | 10.0 | undecidable | manual | PN | 240 | 1.221 | 1.09 | 0.7 | |
--.LMR.Z. | 1985-09-01T23:25:03.90 | 10.0 | undecidable | manual | PN | 232 | 1.1988 | 0.66 | 1.2 | |
--.DA9.Z. | 1985-09-01T23:25:01.50 | 10.0 | undecidable | manual | SG | 315 | 0.5883 | -0.16 | 0.8 | |
--.FRF.Z. | 1985-09-01T23:25:00.00 | 10.0 | undecidable | manual | PG | 239 | 0.9879 | -0.2 | 1.8 | |
--.CKI.Z. | 1985-09-01T23:24:57.50 | 10.0 | undecidable | manual | SG | 43 | 0.4662 | -0.22 | 0.8 | |
--.DA9.Z. | 1985-09-01T23:24:53.50 | 10.0 | undecidable | manual | PG | 315 | 0.5883 | 0.71 | 1.4 | |
--.STV.Z. | 1985-09-01T23:24:53.30 | 10.0 | undecidable | manual | SG | 296 | 0.3885 | -1.97 | 0 | |
--.CKI.Z. | 1985-09-01T23:24:51.50 | 10.0 | undecidable | manual | PG | 43 | 0.4662 | 0.98 | 1 | |
--.ROB.Z. | 1985-09-01T23:24:49.30 | 10.0 | undecidable | manual | SG | 8 | 0.222 | -0.58 | 0.9 | |
--.STV.Z. | 1985-09-01T23:24:48.20 | 10.0 | undecidable | manual | PG | 296 | 0.3885 | -0.9 | 1.1 | |
--.ROB.Z. | 1985-09-01T23:24:45.90 | 10.0 | undecidable | manual | PG | 8 | 0.222 | -0.09 | 4 |