A magnitude Md 2.2 earthquake occured in region: 2 km SW Pomarance (PI), on
and geographic coordinates (lat, lon) 43.2920, 10.8540 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 | 2 | 5897 | 5897 |
Castelnuovo di Val di Cecina | PI | 10 | 2231 | 8128 |
Volterra | PI | 12 | 10519 | 18647 |
Montecatini Val di Cecina | PI | 14 | 1749 | 20396 |
Radicondoli | SI | 16 | 914 | 21310 |
Monterotondo Marittimo | GR | 16 | 1371 | 22681 |
Casole d'Elsa | SI | 16 | 3897 | 26578 |
Monteverdi Marittimo | PI | 17 | 758 | 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 2.1 |
1992-04-10 05:33:18 |
43.292 | 10.854 | 10 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 162239 |
Field | Value |
---|---|
Time (UTC) | 1992-04-10 05:33:18 ± 0.334 |
Latitude | 43.2920 ± 0.0191 |
Longitude | 10.8540 ± 0.0410 |
Depth (km) | 10 ± 7 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 162239 |
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) | 3945.7 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 165 |
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) | 0.6 |
Epicentral distance of station closest to the epicenter (degree) | 0.00437 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00963 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 162239 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 19:31:37 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 162239 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.GU9.Z. | 1992-04-10T05:33:53.36 | 10.0 | undecidable | manual | SN | 349 | 1.0656 | -1.04 | 0.3 | |
--.SFI.Z. | 1992-04-10T05:33:51.29 | 10.0 | undecidable | manual | SG | 49 | 0.9435 | 0.64 | 0.5 | |
--.MAO.Z. | 1992-04-10T05:33:48.70 | 10.0 | undecidable | manual | SG | 165 | 0.8991 | -0.57 | 0.6 | |
--.GU9.Z. | 1992-04-10T05:33:40.10 | 10.0 | undecidable | manual | PN | 349 | 1.0656 | 0.92 | 0.9 | |
--.SFI.Z. | 1992-04-10T05:33:37.78 | 10.0 | undecidable | manual | PG | 49 | 0.9435 | 0.76 | 1.1 | |
--.MAO.Z. | 1992-04-10T05:33:36.25 | 10.0 | undecidable | manual | PG | 165 | 0.8991 | 0.03 | 1.7 | |
--.PII.Z. | 1992-04-10T05:33:35.90 | 10.0 | undecidable | manual | SG | 330 | 0.4884 | -0.99 | 0.3 | |
--.CRE.Z. | 1992-04-10T05:33:33.74 | 10.0 | undecidable | manual | PG | 67 | 0.8547 | -1.7 | 0.3 | |
--.PII.Z. | 1992-04-10T05:33:28.42 | 10.0 | positive | manual | PG | 330 | 0.4884 | -0.19 | 3.4 |