A magnitude Md 2.5 earthquake occured in region: 6 km NW Gavorrano (GR), on
and geographic coordinates (lat, lon) 42.9780, 10.8740 at 6 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 |
---|---|---|---|---|
Gavorrano | GR | 6 | 8580 | 8580 |
Scarlino | GR | 8 | 3847 | 12427 |
Massa Marittima | GR | 8 | 8375 | 20802 |
Follonica | GR | 11 | 21605 | 42407 |
Monterotondo Marittimo | GR | 19 | 1371 | 43778 |
Suvereto | LI | 19 | 3072 | 46850 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.5
ML-VAX 2.0 |
2005-04-09 20:17:18 |
42.978 | 10.874 | 6 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 513889 |
Field | Value |
---|---|
Time (UTC) | 2005-04-09 20:17:18 ± 0.535 |
Latitude | 42.9780 ± 0.0230 |
Longitude | 10.8740 ± 0.0340 |
Depth (km) | 6 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 513889 |
Field | Value |
---|---|
Preferred uncertainty description | horizontal uncertainty |
Semi-major axis of confidence ellipse (meter) | |
Semi-minor axis of confidence ellipse (meter) | |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 3766.3 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 180 |
Number of associated phases, regardless of their use for origin computation | 17 |
Number of defining phases | 17 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.4 |
Epicentral distance of station closest to the epicenter (degree) | 0.00162 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01400 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 2.5 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 513889 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 01:13:13 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | |
Num. used stations | 5 |
Type of magnitude | ML |
Reference to an origin | 513889 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-04-28 13:07:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.SFI.Z. | 2005-04-09T20:17:57.49 | 10.0 | undecidable | manual | SN | 37 | 1.1544 | 0.24 | 0.5 | |
--.SEI.Z. | 2005-04-09T20:17:55.75 | 10.0 | undecidable | manual | SN | 17 | 1.1211 | -0.71 | 0.3 | |
--.PGD.Z. | 2005-04-09T20:17:55.65 | 10.0 | undecidable | manual | SN | 34 | 1.0767 | 0.23 | 0.6 | |
--.VMG.Z. | 2005-04-09T20:17:54.76 | 10.0 | undecidable | manual | SN | 26 | 1.0878 | -0.88 | 0.2 | |
--.PII.Z. | 2005-04-09T20:17:46.36 | 10.0 | undecidable | manual | SG | 341 | 0.777 | 0.47 | 0.5 | |
--.FSSB.Z. | 2005-04-09T20:17:46.90 | 10.0 | undecidable | manual | PN | 62 | 1.554 | 0.81 | 0.5 | |
--.MNS.Z. | 2005-04-09T20:17:45.40 | 10.0 | undecidable | manual | PN | 113 | 1.443 | 0.73 | 0.6 | |
--.SFI.Z. | 2005-04-09T20:17:41.21 | 10.0 | undecidable | manual | PN | 37 | 1.1544 | 0.52 | 1 | |
--.VMG.Z. | 2005-04-09T20:17:40.49 | 10.0 | undecidable | manual | PN | 26 | 1.0878 | 0.73 | 0.7 | |
--.SEI.Z. | 2005-04-09T20:17:40.77 | 10.0 | undecidable | manual | PN | 17 | 1.1211 | 0.53 | 1 | |
--.PGD.Z. | 2005-04-09T20:17:39.79 | 10.0 | undecidable | manual | PN | 34 | 1.0767 | 0.16 | 1.4 | |
--.CSNT.N. | 2005-04-09T20:17:37.72 | 10.0 | undecidable | manual | SG | 31 | 0.5772 | -1.59 | 0 | |
--.PII.Z. | 2005-04-09T20:17:33.98 | 10.0 | negative | manual | PG | 341 | 0.777 | -0.16 | 3.1 | |
--.MAON.Z. | 2005-04-09T20:17:29.18 | 10.0 | undecidable | manual | PG | 161 | 0.5772 | -1.18 | 0.2 | |
--.CSNT.Z. | 2005-04-09T20:17:29.91 | 10.0 | negative | manual | PG | 31 | 0.5772 | -0.43 | 2.5 | |
--.GRFL.Z. | 2005-04-09T20:17:25.27 | 10.0 | undecidable | manual | SG | 23 | 0.1776 | -0.23 | 0.6 | |
--.GRFL.Z. | 2005-04-09T20:17:22.43 | 10.0 | negative | manual | PG | 23 | 0.1776 | 0.06 | 3.2 |