A magnitude Md 2.2 earthquake occured in region: 4 km SW Pomarance (PI), on
and geographic coordinates (lat, lon) 43.2730, 10.8460 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 |
---|---|---|---|---|
Pomarance | PI | 4 | 5897 | 5897 |
Castelnuovo di Val di Cecina | PI | 9 | 2231 | 8128 |
Monterotondo Marittimo | GR | 14 | 1371 | 9499 |
Volterra | PI | 15 | 10519 | 20018 |
Monteverdi Marittimo | PI | 15 | 758 | 20776 |
Montecatini Val di Cecina | PI | 16 | 1749 | 22525 |
Radicondoli | SI | 16 | 914 | 23439 |
Casole d'Elsa | SI | 18 | 3897 | 27336 |
Guardistallo | PI | 18 | 1234 | 28570 |
Montescudaio | PI | 19 | 2144 | 30714 |
Casale Marittimo | PI | 19 | 1122 | 31836 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2
ML-VAX 1.9 |
1996-10-03 10:19:17 |
43.273 | 10.846 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 252999 |
Field | Value |
---|---|
Time (UTC) | 1996-10-03 10:19:17 ± 0.446 |
Latitude | 43.2730 ± 0.0231 |
Longitude | 10.8460 ± 0.0178 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 252999 |
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) | 2944.2 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 266 |
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) | 0.00453 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00785 |
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 | 2.2 |
Uncertainty | |
Num. used stations | 4 |
Type of magnitude | Md |
Reference to an origin | 252999 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 20:59:26 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 252999 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.PGD.Z. | 1996-10-03T10:19:47.43 | 10.0 | undecidable | manual | SG | 45 | 0.8769 | -0.17 | 0.7 | |
--.BDI.Z. | 1996-10-03T10:19:45.38 | 10.0 | undecidable | manual | SG | 346 | 0.7992 | -0.14 | 0.8 | |
--.PII.Z. | 1996-10-03T10:19:36.42 | 10.0 | undecidable | manual | SG | 332 | 0.4995 | 0.66 | 0.1 | |
--.CRE.Z. | 1996-10-03T10:19:35.30 | 10.0 | undecidable | manual | PG | 66 | 0.8769 | 0.38 | 1 | |
--.PGD.Z. | 1996-10-03T10:19:34.66 | 10.0 | undecidable | manual | PG | 45 | 0.8769 | -0.28 | 1.4 | |
--.BDI.Z. | 1996-10-03T10:19:33.82 | 10.0 | undecidable | manual | PG | 346 | 0.7992 | 0.09 | 2 | |
--.PII.Z. | 1996-10-03T10:19:27.70 | 10.0 | undecidable | manual | PG | 332 | 0.4995 | -0.4 | 1 |