A magnitude ML 1.6 earthquake occured in region: 5 km E Piancastagnaio (SI), on
and geographic coordinates (lat, lon) 42.8480, 11.7560 at 7 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 | 5 | 4230 | 4230 |
Radicofani | SI | 6 | 1097 | 5327 |
Abbadia San Salvatore | SI | 7 | 6444 | 11771 |
Castell'Azzara | GR | 9 | 1476 | 13247 |
San Casciano dei Bagni | SI | 10 | 1632 | 14879 |
Proceno | VT | 12 | 557 | 15436 |
Santa Fiora | GR | 14 | 2622 | 18058 |
Acquapendente | VT | 15 | 5506 | 23564 |
Cetona | SI | 18 | 2755 | 26319 |
Onano | VT | 18 | 995 | 27314 |
Arcidosso | GR | 18 | 4285 | 31599 |
Allerona | TR | 18 | 1794 | 33393 |
Sarteano | SI | 18 | 4717 | 38110 |
Castel del Piano | GR | 18 | 4690 | 42800 |
Seggiano | GR | 19 | 961 | 43761 |
Sorano | GR | 19 | 3428 | 47189 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.5
ML 1.6 |
2007-07-20 22:21:27 |
42.848 | 11.756 | 7 | 2014-10-21 12:27:13 |
Bollettino Sismico Italiano INGV | 642359 |
Field | Value |
---|---|
Time (UTC) | 2007-07-20 22:21:27 ± 0.05 |
Latitude | 42.8480 ± 0.0045 |
Longitude | 11.7560 ± 0.0037 |
Depth (km) | 7 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-SISPICK |
Event type | earthquake |
Origin ID | 642359 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 440 |
Semi-minor axis of confidence ellipse (meter) | 300 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 300 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 583.1 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 99 |
Number of associated phases, regardless of their use for origin computation | 20 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.23 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.89123 |
Number of stations at which the event was observed | 13 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.6 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 642359 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 12:12:54 |
Field | Value |
---|---|
Value | 2.5 |
Uncertainty | 0.2 |
Num. used stations | |
Type of magnitude | Md |
Reference to an origin | 642359 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 12:12:54 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.LNSS.BHN. | 2007-07-20T22:22:06.84 | 10.0 | undecidable | manual | Sg | 0 | 0 | 0 | ||
IV.PIEI.BHE. | 2007-07-20T22:21:57.00 | 0.1 | undecidable | manual | Sg | 39 | 98.9232 | 0.186 | 42 | |
IV.LNSS.BHN. | 2007-07-20T22:21:53.77 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.BADI.EHZ. | 2007-07-20T22:21:52.55 | 0.1 | undecidable | manual | Sg | 28 | 83.3499 | -0.105 | 44 | |
IV.MURB.HHZ. | 2007-07-20T22:21:50.96 | 0.1 | undecidable | manual | Sg | 53 | 77.4669 | -0.124 | 45 | |
IV.NRCA.SHZ. | 2007-07-20T22:21:47.34 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.TOLF.HHN. | 2007-07-20T22:21:45.13 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.PIEI.BHE. | 2007-07-20T22:21:44.40 | 1.0 | undecidable | manual | Pg | 39 | 98.9232 | 0.155 | 21 | |
IV.BADI.EHZ. | 2007-07-20T22:21:42.01 | 1.0 | undecidable | manual | Pg | 28 | 83.3499 | 0.167 | 22 | |
IV.CRE.BHE. | 2007-07-20T22:21:42.46 | 0.1 | undecidable | manual | Pg | 10 | 86.9463 | 0.066 | 89 | |
IV.CSNT.BHN. | 2007-07-20T22:21:41.29 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.MURB.HHZ. | 2007-07-20T22:21:40.63 | 0.6 | undecidable | manual | Pg | 53 | 77.4669 | -0.303 | 43 | |
IV.MAON.HHZ. | 2007-07-20T22:21:39.71 | 0.6 | undecidable | manual | Pg | 228 | 69.0753 | 0.067 | 46 | |
IV.CDCA.SHE. | 2007-07-20T22:21:39.43 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.LATE.HHZ. | 2007-07-20T22:21:36.33 | 0.3 | undecidable | manual | Sg | 171 | 26.3514 | -0.204 | 36 | |
IV.ARCI.HHE. | 2007-07-20T22:21:35.13 | 0.1 | undecidable | manual | Sg | 271 | 22.755 | -0.225 | 48 | |
IV.LATE.HHZ. | 2007-07-20T22:21:32.66 | 0.1 | undecidable | manual | Pg | 171 | 26.3514 | 0.123 | 98 | |
IV.SACS.HHE. | 2007-07-20T22:21:32.47 | 0.6 | undecidable | manual | Sg | 90 | 12.4764 | 0.404 | 24 | |
IV.ARCI.HHE. | 2007-07-20T22:21:31.98 | 0.1 | positive | manual | Pg | 271 | 22.755 | 0.121 | 99 | |
IV.SACS.HHE. | 2007-07-20T22:21:29.81 | 0.1 | undecidable | manual | Pg | 90 | 12.4764 | -0.142 | 100 |