A magnitude ML 1.5 earthquake occured in region: 3 km SW San Casciano dei Bagni (SI), on
and geographic coordinates (lat, lon) 42.8560, 11.8470 at 15 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 |
---|---|---|---|---|
San Casciano dei Bagni | SI | 3 | 1632 | 1632 |
Radicofani | SI | 8 | 1097 | 2729 |
Proceno | VT | 11 | 557 | 3286 |
Allerona | TR | 12 | 1794 | 5080 |
Acquapendente | VT | 12 | 5506 | 10586 |
Piancastagnaio | SI | 13 | 4230 | 14816 |
Cetona | SI | 13 | 2755 | 17571 |
Fabro | TR | 14 | 2876 | 20447 |
Abbadia San Salvatore | SI | 14 | 6444 | 26891 |
Sarteano | SI | 15 | 4717 | 31608 |
Castell'Azzara | GR | 15 | 1476 | 33084 |
Castel Viscardo | TR | 17 | 2938 | 36022 |
Città della Pieve | PG | 17 | 7712 | 43734 |
Monteleone d'Orvieto | TR | 18 | 1467 | 45201 |
Ficulle | TR | 18 | 1669 | 46870 |
Onano | VT | 18 | 995 | 47865 |
San Lorenzo Nuovo | VT | 20 | 2091 | 49956 |
Castel Giorgio | TR | 20 | 2131 | 52087 |
Chiusi | SI | 20 | 8704 | 60791 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1
ML 1.5 |
2009-08-07 08:39:30 |
42.856 | 11.847 | 15 | 2014-10-21 12:27:13 |
Bollettino Sismico Italiano INGV | 944119 |
Field | Value |
---|---|
Time (UTC) | 2009-08-07 08:39:30 ± 0.46 |
Latitude | 42.8560 ± 0.0387 |
Longitude | 11.8470 ± 0.0319 |
Depth (km) | 15 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-SISPICK |
Event type | earthquake |
Origin ID | 944119 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 4842 |
Semi-minor axis of confidence ellipse (meter) | 1526 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 332 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 5024.9 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 246 |
Number of associated phases, regardless of their use for origin computation | 9 |
Number of defining phases | 6 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.46 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.24462 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 3 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.2 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 944119 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 18:00:28 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | 0.1 |
Num. used stations | |
Type of magnitude | Md |
Reference to an origin | 944119 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 18:00:28 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.PZZ.HHZ. | 2009-08-07T08:39:56.54 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.GUMA.HHZ. | 2009-08-07T08:39:44.29 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.LATE.HHN. | 2009-08-07T08:39:39.85 | 0.6 | undecidable | manual | Sg | 188 | 27.1506 | -0.391 | 59 | |
IV.MGAB.HHZ. | 2009-08-07T08:39:39.26 | 0.3 | undecidable | manual | Sg | 74 | 22.3554 | 0.226 | 93 | |
IV.LATE.HHN. | 2009-08-07T08:39:36.56 | 0.3 | undecidable | manual | Pg | 188 | 27.1506 | 0.478 | 87 | |
IV.SACS.HHZ. | 2009-08-07T08:39:35.59 | 0.6 | undecidable | manual | Sg | 99 | 5.0949 | 0.03 | 66 | |
IV.MGAB.HHZ. | 2009-08-07T08:39:34.93 | 0.3 | undecidable | manual | Pg | 74 | 22.3554 | -0.456 | 89 | |
IV.SACS.HHZ. | 2009-08-07T08:39:33.36 | 0.3 | undecidable | manual | Pg | 99 | 5.0949 | -0.021 | 100 | |
IV.CIGN.HHZ. | 2009-08-07T08:39:22.22 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 |