A magnitude Md 2.2 earthquake occured in region: 7 km NE Pomarance (PI), on
and geographic coordinates (lat, lon) 43.3540, 10.9160 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 | 7 | 5897 | 5897 |
Volterra | PI | 7 | 10519 | 16416 |
Casole d'Elsa | SI | 11 | 3897 | 20313 |
Montecatini Val di Cecina | PI | 14 | 1749 | 22062 |
Radicondoli | SI | 15 | 914 | 22976 |
Castelnuovo di Val di Cecina | PI | 16 | 2231 | 25207 |
San Gimignano | SI | 16 | 7820 | 33027 |
Colle di Val d'Elsa | SI | 18 | 21620 | 54647 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2
ML-VAX 1.8 |
1993-03-22 13:36:13 |
43.354 | 10.916 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 182339 |
Field | Value |
---|---|
Time (UTC) | 1993-03-22 13:36:13 ± 0.243 |
Latitude | 43.3540 ± 0.0149 |
Longitude | 10.9160 ± 0.0101 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 182339 |
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) | 1848.4 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 252 |
Number of associated phases, regardless of their use for origin computation | 8 |
Number of defining phases | 8 |
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) | 0.00413 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00777 |
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 | 5 |
Type of magnitude | Md |
Reference to an origin | 182339 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 19:51:06 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 182339 |
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. | 1993-03-22T13:36:41.16 | 10.0 | undecidable | manual | SG | 47 | 0.777 | -0.32 | 0.1 | |
--.BDI.Z. | 1993-03-22T13:36:40.31 | 10.0 | undecidable | manual | SG | 341 | 0.7326 | 0.02 | 0.6 | |
--.SFI.Z. | 1993-03-22T13:36:31.34 | 10.0 | undecidable | manual | PG | 50 | 0.8658 | 0.05 | 1.3 | |
--.PII.Z. | 1993-03-22T13:36:31.20 | 10.0 | undecidable | manual | SG | 322 | 0.4551 | -0.27 | 0.3 | |
--.PGD.Z. | 1993-03-22T13:36:29.95 | 10.0 | positive | manual | PG | 47 | 0.777 | 0.29 | 1 | |
--.CRE.Z. | 1993-03-22T13:36:29.74 | 10.0 | positive | manual | PG | 69 | 0.7881 | -0.18 | 1.7 | |
--.BDI.Z. | 1993-03-22T13:36:28.95 | 10.0 | undecidable | manual | PG | 341 | 0.7326 | -0.02 | 1.5 | |
--.PII.Z. | 1993-03-22T13:36:23.80 | 10.0 | undecidable | manual | PG | 322 | 0.4551 | 0.03 | 1.5 |