A magnitude Md 2.2 earthquake occured in region: 6 km E Volterra (PI), on
and geographic coordinates (lat, lon) 43.4280, 10.9280 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 |
---|---|---|---|---|
Volterra | PI | 6 | 10519 | 10519 |
San Gimignano | SI | 10 | 7820 | 18339 |
Gambassi Terme | FI | 13 | 4870 | 23209 |
Casole d'Elsa | SI | 13 | 3897 | 27106 |
Montaione | FI | 14 | 3700 | 30806 |
Pomarance | PI | 15 | 5897 | 36703 |
Montecatini Val di Cecina | PI | 15 | 1749 | 38452 |
Colle di Val d'Elsa | SI | 15 | 21620 | 60072 |
Certaldo | FI | 16 | 16121 | 76193 |
Lajatico | PI | 17 | 1336 | 77529 |
Poggibonsi | SI | 18 | 29196 | 106725 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2
ML-VAX 1.5 |
1992-06-02 21:02:10 |
43.428 | 10.928 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 166819 |
Field | Value |
---|---|
Time (UTC) | 1992-06-02 21:02:10 ± 0.656 |
Latitude | 43.4280 ± 0.0411 |
Longitude | 10.9280 ± 0.0301 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 166819 |
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) | 5182.2 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 239 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 11 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.4 |
Epicentral distance of station closest to the epicenter (degree) | 0.00372 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00729 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 166819 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 19:36:01 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 166819 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.MME.Z. | 1992-06-02T21:02:37.70 | 10.0 | undecidable | manual | SG | 347 | 0.777 | -0.23 | 0.6 | |
--.PGD.Z. | 1992-06-02T21:02:36.18 | 10.0 | undecidable | manual | SG | 51 | 0.7215 | 0.66 | 0.4 | |
--.CRE.Z. | 1992-06-02T21:02:35.20 | 10.0 | undecidable | manual | SG | 74 | 0.7659 | -1.72 | 0 | |
--.BDI.Z. | 1992-06-02T21:02:33.40 | 10.0 | undecidable | manual | SG | 339 | 0.6771 | -0.88 | 0.2 | |
--.MME.Z. | 1992-06-02T21:02:26.73 | 10.0 | undecidable | manual | PG | 347 | 0.777 | 0.85 | 0.6 | |
--.SFI.Z. | 1992-06-02T21:02:26.71 | 10.0 | undecidable | manual | PG | 53 | 0.8103 | 0.2 | 1.5 | |
--.PGD.Z. | 1992-06-02T21:02:25.34 | 10.0 | undecidable | manual | PG | 51 | 0.7215 | 0.5 | 1.2 | |
--.CRE.Z. | 1992-06-02T21:02:25.36 | 10.0 | positive | manual | PG | 74 | 0.7659 | -0.2 | 3.1 | |
--.BDI.Z. | 1992-06-02T21:02:24.20 | 10.0 | undecidable | manual | PG | 339 | 0.6771 | 0.27 | 1.6 | |
--.PII.Z. | 1992-06-02T21:02:24.53 | 10.0 | undecidable | manual | SG | 314 | 0.4107 | -0.94 | 0.2 | |
--.PII.Z. | 1992-06-02T21:02:18.79 | 10.0 | undecidable | manual | PG | 314 | 0.4107 | -0.26 | 1.6 |