A magnitude ML 1.5 earthquake occured in region: 1 km NW Piancastagnaio (SI), on
and geographic coordinates (lat, lon) 42.8570, 11.6780 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 |
---|---|---|---|---|
Piancastagnaio | SI | 1 | 4230 | 4230 |
Abbadia San Salvatore | SI | 3 | 6444 | 10674 |
Santa Fiora | GR | 8 | 2622 | 13296 |
Radicofani | SI | 9 | 1097 | 14393 |
Castell'Azzara | GR | 9 | 1476 | 15869 |
Arcidosso | GR | 11 | 4285 | 20154 |
Castel del Piano | GR | 12 | 4690 | 24844 |
Seggiano | GR | 13 | 961 | 25805 |
Roccalbegna | GR | 16 | 1044 | 26849 |
San Casciano dei Bagni | SI | 16 | 1632 | 28481 |
Proceno | VT | 17 | 557 | 29038 |
Castiglione d'Orcia | SI | 17 | 2346 | 31384 |
Semproniano | GR | 18 | 1059 | 32443 |
Sorano | GR | 20 | 3428 | 35871 |
Acquapendente | VT | 20 | 5506 | 41377 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.3
ML 1.5 |
2007-09-11 06:26:46 |
42.857 | 11.678 | 10 | 2014-10-21 12:27:13 |
Bollettino Sismico Italiano INGV | 651539 |
Field | Value |
---|---|
Time (UTC) | 2007-09-11 06:26:46 ± 0.1 |
Latitude | 42.8570 ± 0.0081 |
Longitude | 11.6780 ± 0.0061 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-SISPICK |
Event type | earthquake |
Origin ID | 651539 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 899 |
Semi-minor axis of confidence ellipse (meter) | 311 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 7 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1029.6 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 118 |
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) | 0.24 |
Epicentral distance of station closest to the epicenter (degree) | 0.14839 |
Epicentral distance of station farthest from the epicenter (degree) | 0.67719 |
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 | 1.5 |
Uncertainty | 0.2 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 651539 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 12:22:48 |
Field | Value |
---|---|
Value | 2.3 |
Uncertainty | 0.2 |
Num. used stations | |
Type of magnitude | Md |
Reference to an origin | 651539 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 12:22:48 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSNT.BHN. | 2007-09-11T06:26:59.34 | 0.1 | undecidable | manual | Pg | 335 | 75.1692 | 0.054 | 90 | |
IV.LATE.HHZ. | 2007-09-11T06:26:56.71 | 0.1 | undecidable | manual | Sg | 159 | 28.8489 | 0.186 | 95 | |
IV.ARCI.HHZ. | 2007-09-11T06:26:53.00 | 0.1 | undecidable | manual | Sg | 268 | 16.4724 | 0.132 | 98 | |
IV.SACS.HHZ. | 2007-09-11T06:26:53.57 | 0.1 | undecidable | manual | Sg | 93 | 18.87 | -0.023 | 100 | |
IV.LATE.HHZ. | 2007-09-11T06:26:51.86 | 0.1 | undecidable | manual | Pg | 159 | 28.8489 | -0.284 | 93 | |
IV.SACS.HHZ. | 2007-09-11T06:26:50.55 | 0.1 | undecidable | manual | Pg | 93 | 18.87 | 0.101 | 98 | |
IV.ARCI.HHZ. | 2007-09-11T06:26:49.86 | 0.1 | undecidable | manual | Pg | 268 | 16.4724 | -0.172 | 97 |