A magnitude Md 2.0 earthquake occured in region: 3 km NE Loro Ciuffenna (AR), on
and geographic coordinates (lat, lon) 43.6170, 11.6520 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 |
---|---|---|---|---|
Loro Ciuffenna | AR | 3 | 5819 | 5819 |
Castelfranco Piandiscò | AR | 8 | 9632 | 15451 |
Terranuova Bracciolini | AR | 9 | 12346 | 27797 |
Ortignano Raggiolo | AR | 11 | 878 | 28675 |
Talla | AR | 11 | 1062 | 29737 |
San Giovanni Valdarno | AR | 11 | 17018 | 46755 |
Reggello | FI | 12 | 16290 | 63045 |
Montevarchi | AR | 12 | 24378 | 87423 |
Laterina | AR | 13 | 3517 | 90940 |
Castiglion Fibocchi | AR | 13 | 2167 | 93107 |
Montemignaio | AR | 14 | 566 | 93673 |
Castel San Niccolò | AR | 15 | 2707 | 96380 |
Poppi | AR | 15 | 6160 | 102540 |
Castel Focognano | AR | 15 | 3149 | 105689 |
Bucine | AR | 16 | 10164 | 115853 |
Bibbiena | AR | 16 | 12241 | 128094 |
Pergine Valdarno | AR | 16 | 3162 | 131256 |
Cavriglia | AR | 17 | 9614 | 140870 |
Figline e Incisa Valdarno | FI | 17 | 23505 | 164375 |
Capolona | AR | 18 | 5438 | 169813 |
Subbiano | AR | 18 | 6331 | 176144 |
Chitignano | AR | 19 | 899 | 177043 |
Rignano sull'Arno | FI | 20 | 8651 | 185694 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.0
ML-VAX 1.5 |
1987-07-07 06:59:23 |
43.617 | 11.652 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 51179 |
Field | Value |
---|---|
Time (UTC) | 1987-07-07 06:59:23 ± 1.177 |
Latitude | 43.6170 ± 0.0471 |
Longitude | 11.6520 ± 0.0777 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 51179 |
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) | 8156.1 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 281 |
Number of associated phases, regardless of their use for origin computation | 6 |
Number of defining phases | 6 |
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) | 0.00194 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00300 |
Number of stations at which the event was observed | 3 |
Number of stations from which data was used for origin computation | 3 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 51179 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:49:39 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 51179 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.PGD.Z. | 1987-07-07T06:59:35.00 | 10.0 | undecidable | manual | SG | 11 | 0.2553 | 1.18 | 0.1 | |
--.SS9.Z. | 1987-07-07T06:59:35.42 | 10.0 | undecidable | manual | SG | 25 | 0.333 | -0.75 | 0.3 | |
--.CRE.Z. | 1987-07-07T06:59:32.65 | 10.0 | undecidable | manual | SG | 89 | 0.2109 | 0.32 | 0.5 | |
--.PGD.Z. | 1987-07-07T06:59:29.87 | 10.0 | undecidable | manual | PG | 11 | 0.2553 | 0.42 | 1.2 | |
--.SS9.Z. | 1987-07-07T06:59:29.92 | 10.0 | undecidable | manual | PG | 25 | 0.333 | -0.89 | 0.5 | |
--.CRE.Z. | 1987-07-07T06:59:28.55 | 10.0 | positive | manual | PG | 89 | 0.2109 | -0.04 | 3.4 |