A magnitude Md 2.3 earthquake occured in region: 8 km NE Monteverdi Marittimo (PI), on
and geographic coordinates (lat, lon) 43.2290, 10.7840 at 10 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 |
---|---|---|---|---|
Monteverdi Marittimo | PI | 8 | 758 | 758 |
Castelnuovo di Val di Cecina | PI | 10 | 2231 | 2989 |
Pomarance | PI | 11 | 5897 | 8886 |
Monterotondo Marittimo | GR | 11 | 1371 | 10257 |
Guardistallo | PI | 15 | 1234 | 11491 |
Casale Marittimo | PI | 16 | 1122 | 12613 |
Bibbona | LI | 16 | 3175 | 15788 |
Sassetta | LI | 16 | 514 | 16302 |
Castagneto Carducci | LI | 16 | 9010 | 25312 |
Montescudaio | PI | 17 | 2144 | 27456 |
Montecatini Val di Cecina | PI | 19 | 1749 | 29205 |
Suvereto | LI | 19 | 3072 | 32277 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.3 | 2004-02-13 18:12:57 |
43.229 | 10.784 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 493329 |
Field | Value |
---|---|
Time (UTC) | 2004-02-13 18:12:57 ± 0.373 |
Latitude | 43.2290 ± 0.0197 |
Longitude | 10.7840 ± 0.0305 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 493329 |
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) | 3301.9 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 218 |
Number of associated phases, regardless of their use for origin computation | 9 |
Number of defining phases | 9 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00146 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00915 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 2.3 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 493329 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 00:51:01 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.VMG.Z. | 2004-02-13T18:13:28.50 | 10.0 | undecidable | manual | SG | 36 | 0.9102 | -0.49 | 0.3 | |
--.SFI.Z. | 2004-02-13T18:13:17.76 | 10.0 | undecidable | manual | PG | 48 | 1.0101 | -0.01 | 1.4 | |
--.VMG.Z. | 2004-02-13T18:13:16.27 | 10.0 | undecidable | manual | PG | 36 | 0.9102 | 0.52 | 0.7 | |
--.PGD.Z. | 2004-02-13T18:13:16.35 | 10.0 | undecidable | manual | PG | 46 | 0.9324 | 0.2 | 1.4 | |
--.PII.Z. | 2004-02-13T18:13:15.40 | 10.0 | undecidable | manual | SG | 339 | 0.5217 | -1.09 | 0 | |
--.BDI.Z. | 2004-02-13T18:13:14.45 | 10.0 | undecidable | manual | PG | 350 | 0.8325 | 0.03 | 1.6 | |
--.PII.Z. | 2004-02-13T18:13:08.73 | 10.0 | undecidable | manual | PG | 339 | 0.5217 | 0.18 | 1.7 | |
--.GRFL.Z. | 2004-02-13T18:13:04.00 | 10.0 | undecidable | manual | SG | 120 | 0.1665 | -0.8 | 0.1 | |
--.GRFL.Z. | 2004-02-13T18:13:01.84 | 10.0 | undecidable | manual | PG | 120 | 0.1665 | 0.05 | 1.8 |