A magnitude Md 2.2 earthquake occured in region: 4 km S Santo Stefano d'Aveto (GE), on
and geographic coordinates (lat, lon) 44.5110, 9.4440 at 5 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 |
---|---|---|---|---|
Santo Stefano d'Aveto | GE | 4 | 1126 | 1126 |
Rezzoaglio | GE | 5 | 995 | 2121 |
Borzonasca | GE | 11 | 2049 | 4170 |
Fontanigorda | GE | 12 | 277 | 4447 |
Tornolo | PR | 15 | 1010 | 5457 |
Mezzanego | GE | 15 | 1537 | 6994 |
Rovegno | GE | 15 | 554 | 7548 |
Bedonia | PR | 15 | 3482 | 11030 |
Ottone | PC | 15 | 516 | 11546 |
Montebruno | GE | 15 | 240 | 11786 |
Ferriere | PC | 16 | 1294 | 13080 |
Lorsica | GE | 16 | 468 | 13548 |
Gorreto | GE | 16 | 97 | 13645 |
Favale di Malvaro | GE | 16 | 466 | 14111 |
Fascia | GE | 18 | 81 | 14192 |
Compiano | PR | 18 | 1112 | 15304 |
Orero | GE | 18 | 565 | 15869 |
San Colombano Certenoli | GE | 19 | 2683 | 18552 |
Ne | GE | 19 | 2259 | 20811 |
Rondanina | GE | 19 | 62 | 20873 |
Varese Ligure | SP | 19 | 2059 | 22932 |
Coreglia Ligure | GE | 19 | 285 | 23217 |
Carasco | GE | 19 | 3733 | 26950 |
Cicagna | GE | 20 | 2502 | 29452 |
Cerignale | PC | 20 | 127 | 29579 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2
ML-VAX 1.5 |
1987-09-18 01:06:39 |
44.511 | 9.444 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 55579 |
Field | Value |
---|---|
Time (UTC) | 1987-09-18 01:06:39 ± 1.023 |
Latitude | 44.5110 ± 0.0404 |
Longitude | 9.4440 ± 0.0923 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 55579 |
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) | 8587.1 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 241 |
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) | 0.5 |
Epicentral distance of station closest to the epicenter (degree) | 0.00227 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01133 |
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 | 2.2 |
Uncertainty | |
Num. used stations | 1 |
Type of magnitude | Md |
Reference to an origin | 55579 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:53:27 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | |
Num. used stations | 1 |
Type of magnitude | ML |
Reference to an origin | 55579 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-04-28 13:07:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.FIN.Z. | 1987-09-18T01:07:13.00 | 10.0 | undecidable | manual | SG | 251 | 0.9213 | 0.85 | 0.4 | |
--.CKI.Z. | 1987-09-18T01:07:07.50 | 10.0 | undecidable | manual | SG | 264 | 0.8214 | -1.54 | 0.1 | |
--.IMI.Z. | 1987-09-18T01:07:03.00 | 10.0 | undecidable | manual | PN | 242 | 1.2543 | -0.5 | 1.2 | |
--.FIN.Z. | 1987-09-18T01:06:59.10 | 10.0 | undecidable | manual | PG | 251 | 0.9213 | 0.82 | 0.9 | |
--.CKI.Z. | 1987-09-18T01:06:56.50 | 10.0 | undecidable | manual | PG | 264 | 0.8214 | 0.01 | 2 | |
--.BOB.Z. | 1987-09-18T01:06:49.88 | 10.0 | undecidable | manual | SG | 0 | 0.2553 | 0.52 | 0.6 | |
--.BOB.Z. | 1987-09-18T01:06:44.69 | 10.0 | undecidable | manual | PG | 0 | 0.2553 | -0.43 | 1.7 |