A magnitude ML 1.5 earthquake occured in region: 3 km SW Chiusdino (SI), on
and geographic coordinates (lat, lon) 43.1330, 11.0640 at 8 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 |
---|---|---|---|---|
Chiusdino | SI | 3 | 1903 | 1903 |
Montieri | GR | 4 | 1204 | 3107 |
Monticiano | SI | 10 | 1571 | 4678 |
Radicondoli | SI | 15 | 914 | 5592 |
Castelnuovo di Val di Cecina | PI | 15 | 2231 | 7823 |
Roccastrada | GR | 16 | 9199 | 17022 |
Massa Marittima | GR | 17 | 8375 | 25397 |
Monterotondo Marittimo | GR | 17 | 1371 | 26768 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 1.8
ML 1.5 |
2009-08-19 15:19:32 |
43.133 | 11.064 | 8 | 2014-10-21 12:27:13 |
Bollettino Sismico Italiano INGV | 951229 |
Field | Value |
---|---|
Time (UTC) | 2009-08-19 15:19:32 ± 0.21 |
Latitude | 43.1330 ± 0.0315 |
Longitude | 11.0640 ± 0.0308 |
Depth (km) | 8 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-SISPICK |
Event type | earthquake |
Origin ID | 951229 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 4015 |
Semi-minor axis of confidence ellipse (meter) | 1531 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 328 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 4301.2 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 151 |
Number of associated phases, regardless of their use for origin computation | 10 |
Number of defining phases | 7 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.47 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.68528 |
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 | 1.5 |
Uncertainty | 0.5 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 951229 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 18:09:15 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.2 |
Num. used stations | |
Type of magnitude | Md |
Reference to an origin | 951229 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 18:09:15 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.NRCA.SHZ. | 2009-08-19T15:20:05.61 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
IV.ARCI.HHZ. | 2009-08-19T15:19:47.81 | 0.3 | undecidable | manual | Sg | 133 | 45.7209 | -0.398 | 66 | |
IV.CASP.HHE. | 2009-08-19T15:19:46.75 | 0.3 | undecidable | manual | Sg | 203 | 41.3253 | -0.286 | 68 | |
IV.CAFI.HHZ. | 2009-08-19T15:19:46.22 | 0.1 | undecidable | manual | Pg | 73 | 76.0683 | -0.165 | 88 | |
IV.ARCI.HHZ. | 2009-08-19T15:19:42.11 | 0.1 | undecidable | manual | Pg | 133 | 45.7209 | 0.407 | 88 | |
IV.CASP.HHE. | 2009-08-19T15:19:41.38 | 0.1 | undecidable | manual | Pg | 203 | 41.3253 | 0.352 | 90 | |
IV.GRFL.SHZ. | 2009-08-19T15:19:36.24 | 0.3 | undecidable | manual | Sg | 282 | 7.3815 | -0.288 | 73 | |
IV.GRFL.SHZ. | 2009-08-19T15:19:35.09 | 0.1 | undecidable | manual | Pg | 282 | 7.3815 | 0.132 | 100 | |
IV.MMME.HHZ. | 2009-08-19T15:19:34.68 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 | ||
NI.ACOM.HHN. | 2009-08-19T15:19:28.68 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 |