A magnitude Md 2.3 earthquake occured in region: 1 km W Montescudaio (PI), on
and geographic coordinates (lat, lon) 43.3250, 10.6110 at 14 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 |
---|---|---|---|---|
Montescudaio | PI | 2 | 2144 | 2144 |
Guardistallo | PI | 2 | 1234 | 3378 |
Casale Marittimo | PI | 3 | 1122 | 4500 |
Riparbella | PI | 5 | 1603 | 6103 |
Bibbona | LI | 6 | 3175 | 9278 |
Cecina | LI | 8 | 28046 | 37324 |
Castellina Marittima | PI | 10 | 2025 | 39349 |
Montecatini Val di Cecina | PI | 14 | 1749 | 41098 |
Rosignano Marittimo | LI | 14 | 31394 | 72492 |
Santa Luce | PI | 17 | 1684 | 74176 |
Chianni | PI | 18 | 1392 | 75568 |
Castagneto Carducci | LI | 18 | 9010 | 84578 |
Monteverdi Marittimo | PI | 18 | 758 | 85336 |
Lajatico | PI | 19 | 1336 | 86672 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.3 | 2001-10-27 04:25:38 |
43.325 | 10.611 | 14 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 429849 |
Field | Value |
---|---|
Time (UTC) | 2001-10-27 04:25:38 ± 0.476 |
Latitude | 43.3250 ± 0.0189 |
Longitude | 10.6110 ± 0.0343 |
Depth (km) | 14 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 429849 |
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) | 3482.9 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 291 |
Number of associated phases, regardless of their use for origin computation | 7 |
Number of defining phases | 7 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.00283 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00955 |
Number of stations at which the event was observed | 4 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 2.3 |
Uncertainty | |
Num. used stations | 4 |
Type of magnitude | Md |
Reference to an origin | 429849 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 23:45:44 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.SFI.Z. | 2001-10-27T04:26:13.27 | 10.0 | undecidable | manual | SN | 56 | 1.0656 | -0.21 | 0.6 | |
--.SFI.Z. | 2001-10-27T04:25:59.13 | 10.0 | undecidable | manual | PN | 56 | 1.0656 | 0.47 | 0.7 | |
--.PGD.Z. | 2001-10-27T04:25:57.70 | 10.0 | undecidable | manual | PN | 55 | 0.9657 | -0.33 | 1.2 | |
--.CSNT.Z. | 2001-10-27T04:25:56.69 | 10.0 | undecidable | manual | SG | 73 | 0.5106 | -0.23 | 0.7 | |
--.GRFL.Z. | 2001-10-27T04:25:51.13 | 10.0 | undecidable | manual | SG | 123 | 0.3108 | 0.43 | 0.4 | |
--.CSNT.Z. | 2001-10-27T04:25:49.29 | 10.0 | undecidable | manual | PG | 73 | 0.5106 | 0.19 | 2 | |
--.GRFL.Z. | 2001-10-27T04:25:45.19 | 10.0 | undecidable | manual | PG | 123 | 0.3108 | -0.32 | 1.5 |