A magnitude Md 2.0 earthquake occured in region: 4 km NE Pomarance (PI), on
and geographic coordinates (lat, lon) 43.3300, 10.8960 at 5 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 |
Volterra | PI | 9 | 10519 | 16416 |
Casole d'Elsa | SI | 12 | 3897 | 20313 |
Castelnuovo di Val di Cecina | PI | 14 | 2231 | 22544 |
Montecatini Val di Cecina | PI | 14 | 1749 | 24293 |
Radicondoli | SI | 14 | 914 | 25207 |
San Gimignano | SI | 20 | 7820 | 33027 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.0 | 1993-03-22 05:13:31 |
43.33 | 10.896 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 182289 |
Field | Value |
---|---|
Time (UTC) | 1993-03-22 05:13:31 ± 0.331 |
Latitude | 43.3300 ± 0.0197 |
Longitude | 10.8960 ± 0.0137 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 182289 |
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) | 2457.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 256 |
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) | 0.1 |
Epicentral distance of station closest to the epicenter (degree) | 0.00421 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00801 |
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 | 2.0 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 182289 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 19:51:03 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.SFI.Z. | 1993-03-22T05:14:03.65 | 10.0 | undecidable | manual | SG | 49 | 0.888 | 0.38 | 0 | |
--.PGD.Z. | 1993-03-22T05:14:00.00 | 10.0 | undecidable | manual | SG | 47 | 0.7992 | -0.45 | 0 | |
--.BDI.Z. | 1993-03-22T05:13:58.96 | 10.0 | undecidable | manual | SG | 343 | 0.7548 | -0.03 | 0.6 | |
--.PII.Z. | 1993-03-22T05:13:49.89 | 10.0 | undecidable | manual | SG | 325 | 0.4662 | 0.15 | 0.4 | |
--.SFI.Z. | 1993-03-22T05:13:49.76 | 10.0 | negative | manual | PG | 49 | 0.888 | -0.13 | 2 | |
--.CRE.Z. | 1993-03-22T05:13:48.50 | 10.0 | undecidable | manual | PG | 68 | 0.8103 | 0.06 | 1.3 | |
--.PGD.Z. | 1993-03-22T05:13:48.50 | 10.0 | undecidable | manual | PG | 47 | 0.7992 | 0.24 | 0.6 | |
--.BDI.Z. | 1993-03-22T05:13:47.39 | 10.0 | negative | manual | PG | 343 | 0.7548 | -0.03 | 2.9 | |
--.PII.Z. | 1993-03-22T05:13:41.96 | 10.0 | undecidable | manual | PG | 325 | 0.4662 | -0.12 | 1.2 |