A magnitude ML 0.6 earthquake occured in region: 5 km W Sovicille (SI), on
and geographic coordinates (lat, lon) 43.3020, 11.1760 at 5 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 |
---|---|---|---|---|
Sovicille | SI | 5 | 10116 | 10116 |
Monteriggioni | SI | 11 | 9810 | 19926 |
Casole d'Elsa | SI | 12 | 3897 | 23823 |
Radicondoli | SI | 12 | 914 | 24737 |
Siena | SI | 13 | 53903 | 78640 |
Colle di Val d'Elsa | SI | 14 | 21620 | 100260 |
Chiusdino | SI | 18 | 1903 | 102163 |
Monticiano | SI | 18 | 1571 | 103734 |
Poggibonsi | SI | 19 | 29196 | 132930 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 1.5
ML 0.6 |
2012-03-31 12:31:12 |
43.302 | 11.176 | 5 | 2014-10-21 12:27:13 |
Bollettino Sismico Italiano INGV | 1354869 |
Field | Value |
---|---|
Time (UTC) | 2012-03-31 12:31:12 ± 0.14 |
Latitude | 43.3020 ± 0.0090 |
Longitude | 11.1760 ± 0.0210 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-SISPICK |
Event type | earthquake |
Origin ID | 1354869 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1895 |
Semi-minor axis of confidence ellipse (meter) | 579 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 295 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1972.3 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 163 |
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) | 0.34 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.27339 |
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 | 0.6 |
Uncertainty | 0.2 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 1354869 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-06 03:03:30 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.2 |
Num. used stations | |
Type of magnitude | Md |
Reference to an origin | 1354869 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-06 03:03:30 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | 2012-03-31T12:31:23.34 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.TRIF.HHE. | 2012-03-31T12:31:22.70 | 0.6 | undecidable | manual | Sg | 227 | 30.3474 | -0.388 | 45 | |
IV.BOB.HHN. | 2012-03-31T12:31:21.56 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.CSNT.HHN. | 2012-03-31T12:31:20.00 | 0.6 | undecidable | manual | Sg | 26 | 21.0678 | 0.077 | 49 | |
IV.TRIF.HHE. | 2012-03-31T12:31:18.98 | 0.3 | undecidable | manual | Pg | 227 | 30.3474 | 0.406 | 67 | |
IV.FROS.HHN. | 2012-03-31T12:31:16.35 | 0.3 | undecidable | manual | Sg | 189 | 10.3785 | -0.056 | 75 | |
IV.CSNT.HHN. | 2012-03-31T12:31:16.57 | 0.3 | undecidable | manual | Pg | 26 | 21.0678 | -0.178 | 71 | |
IV.FROS.HHN. | 2012-03-31T12:31:14.75 | 0.1 | undecidable | manual | Pg | 189 | 10.3785 | 0.032 | 100 | |
IV.ORI.HHE. | 2012-03-31T12:30:55.84 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 |