A magnitude ML 1.6 earthquake occured in region: 7 km SW Radicondoli (SI), on
and geographic coordinates (lat, lon) 43.2160, 10.9900 at 2 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 |
---|---|---|---|---|
Radicondoli | SI | 7 | 914 | 914 |
Castelnuovo di Val di Cecina | PI | 7 | 2231 | 3145 |
Montieri | GR | 10 | 1204 | 4349 |
Chiusdino | SI | 10 | 1903 | 6252 |
Pomarance | PI | 13 | 5897 | 12149 |
Monterotondo Marittimo | GR | 13 | 1371 | 13520 |
Casole d'Elsa | SI | 15 | 3897 | 17417 |
Monticiano | SI | 18 | 1571 | 18988 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 1.9
ML 1.6 |
2011-11-15 23:16:54 |
43.216 | 10.99 | 2 | 2014-10-21 12:27:13 |
Bollettino Sismico Italiano INGV | 1309079 |
Field | Value |
---|---|
Time (UTC) | 2011-11-15 23:16:54 ± 0.1 |
Latitude | 43.2160 ± 0.0054 |
Longitude | 10.9900 ± 0.0062 |
Depth (km) | 2 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-SISPICK |
Event type | earthquake |
Origin ID | 1309079 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 684 |
Semi-minor axis of confidence ellipse (meter) | 421 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 335 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 781.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 119 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.28 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.33635 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.3 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 1309079 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-06 01:59:09 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | 0.1 |
Num. used stations | |
Type of magnitude | Md |
Reference to an origin | 1309079 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-06 01:59:09 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSNT.HHN. | 2011-11-15T23:17:06.94 | 0.3 | undecidable | manual | Sg | 40 | 37.3293 | -0.408 | 69 | |
IV.SASS.HHN. | 2011-11-15T23:17:02.95 | 0.3 | undecidable | manual | Sg | 281 | 24.753 | -0.012 | 76 | |
IV.CSNT.HHN. | 2011-11-15T23:17:01.89 | 0.3 | undecidable | manual | Pg | 40 | 37.3293 | 0.034 | 74 | |
IV.SASS.HHN. | 2011-11-15T23:16:59.68 | 0.3 | undecidable | manual | Pg | 281 | 24.753 | 0.352 | 71 | |
IV.FROS.HHZ. | 2011-11-15T23:16:59.16 | 0.3 | undecidable | manual | Sg | 93 | 13.4754 | 0.084 | 77 | |
IV.TRIF.HHZ. | 2011-11-15T23:16:58.84 | 0.1 | undecidable | manual | Sg | 212 | 13.2756 | -0.187 | 100 | |
IV.FROS.HHZ. | 2011-11-15T23:16:57.30 | 0.1 | undecidable | manual | Pg | 93 | 13.4754 | 0.216 | 99 | |
IV.TRIF.HHZ. | 2011-11-15T23:16:56.98 | 0.3 | undecidable | manual | Pg | 212 | 13.2756 | -0.08 | 77 | |
IV.GUMA.HHZ. | 2011-11-15T23:16:52.95 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.PTF.SHZ. | 2011-11-15T23:16:35.06 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.STR3.BHZ. | 2011-11-15T23:16:25.20 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 |