A magnitude ML 1.7 earthquake occured in region: 6 km S San Casciano dei Bagni (SI), on
and geographic coordinates (lat, lon) 42.8220, 11.8720 at 20 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 | 6 | 1632 | 1632 |
Proceno | VT | 8 | 557 | 2189 |
Allerona | TR | 8 | 1794 | 3983 |
Acquapendente | VT | 9 | 5506 | 9489 |
Radicofani | SI | 12 | 1097 | 10586 |
Fabro | TR | 13 | 2876 | 13462 |
Castel Viscardo | TR | 13 | 2938 | 16400 |
Onano | VT | 15 | 995 | 17395 |
Piancastagnaio | SI | 15 | 4230 | 21625 |
Castell'Azzara | GR | 15 | 1476 | 23101 |
San Lorenzo Nuovo | VT | 15 | 2091 | 25192 |
Castel Giorgio | TR | 15 | 2131 | 27323 |
Ficulle | TR | 16 | 1669 | 28992 |
Cetona | SI | 16 | 2755 | 31747 |
Grotte di Castro | VT | 16 | 2683 | 34430 |
Abbadia San Salvatore | SI | 17 | 6444 | 40874 |
Monteleone d'Orvieto | TR | 18 | 1467 | 42341 |
Città della Pieve | PG | 18 | 7712 | 50053 |
Sarteano | SI | 19 | 4717 | 54770 |
Parrano | TR | 20 | 534 | 55304 |
Gradoli | VT | 20 | 1353 | 56657 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2
ML 1.7 |
2009-05-19 06:35:36 |
42.822 | 11.872 | 20 | 2014-10-21 12:27:13 |
Bollettino Sismico Italiano INGV | 871689 |
Field | Value |
---|---|
Time (UTC) | 2009-05-19 06:35:36 ± 0.31 |
Latitude | 42.8220 ± 0.0243 |
Longitude | 11.8720 ± 0.0307 |
Depth (km) | 20 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-SISPICK |
Event type | earthquake |
Origin ID | 871689 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 3623 |
Semi-minor axis of confidence ellipse (meter) | 403 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 318 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 3679.7 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 213 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 6 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.21 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.21404 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 3 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.0 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 871689 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 16:33:10 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | 0.1 |
Num. used stations | |
Type of magnitude | Md |
Reference to an origin | 871689 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 16:33:10 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MCEL.HHN. | 2009-05-19T06:36:00.27 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.PTS.SHZ. | 2009-05-19T06:35:59.54 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.MGAB.HHZ. | 2009-05-19T06:35:46.09 | 0.6 | undecidable | manual | Sg | 63 | 21.9669 | 0.121 | 48 | |
IV.LATE.HHZ. | 2009-05-19T06:35:46.21 | 0.6 | undecidable | manual | Sg | 193 | 23.754 | -0.15 | 47 | |
IV.SACS.HHZ. | 2009-05-19T06:35:43.23 | 0.6 | undecidable | manual | Sg | 46 | 4.2957 | 0.026 | 50 | |
IV.LATE.HHZ. | 2009-05-19T06:35:42.48 | 0.3 | undecidable | manual | Pg | 193 | 23.754 | 0.174 | 70 | |
IV.MGAB.HHZ. | 2009-05-19T06:35:41.94 | 0.3 | undecidable | manual | Pg | 63 | 21.9669 | -0.141 | 71 | |
IV.SACS.HHZ. | 2009-05-19T06:35:40.46 | 0.1 | undecidable | manual | Pg | 46 | 4.2957 | -0.023 | 100 | |
IV.GSCL.SHZ. | 2009-05-19T06:35:26.60 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.CMPO.HHZ. | 2009-05-19T06:35:22.03 | 10.0 | undecidable | manual | Sg | 0 | 0 | 0 | ||
IV.CMPO.HHZ. | 2009-05-19T06:35:14.90 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 |