A magnitude Md 2.1 earthquake occured in region: 5 km SW Porcari (LU), on
and geographic coordinates (lat, lon) 43.7960, 10.5910 at 8 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 |
---|---|---|---|---|
Porcari | LU | 5 | 8845 | 8845 |
Capannori | LU | 6 | 46252 | 55097 |
Altopascio | LU | 7 | 15481 | 70578 |
Buti | PI | 8 | 5791 | 76369 |
Montecarlo | LU | 9 | 4428 | 80797 |
Lucca | LU | 9 | 89046 | 169843 |
Bientina | PI | 10 | 8062 | 177905 |
Calci | PI | 10 | 6426 | 184331 |
Vicopisano | PI | 11 | 8559 | 192890 |
Chiesina Uzzanese | PT | 12 | 4552 | 197442 |
San Giuliano Terme | PI | 12 | 31399 | 228841 |
Calcinaia | PI | 13 | 12439 | 241280 |
Santa Maria a Monte | PI | 14 | 13253 | 254533 |
Cascina | PI | 14 | 45257 | 299790 |
Uzzano | PT | 14 | 5770 | 305560 |
Ponte Buggianese | PT | 14 | 8804 | 314364 |
Pescia | PT | 14 | 19644 | 334008 |
Buggiano | PT | 15 | 8825 | 342833 |
Pontedera | PI | 15 | 29223 | 372056 |
Villa Basilica | LU | 15 | 1633 | 373689 |
Castelfranco di Sotto | PI | 16 | 13427 | 387116 |
Vecchiano | PI | 16 | 12189 | 399305 |
Pisa | PI | 18 | 89158 | 488463 |
Montecatini-Terme | PT | 18 | 20409 | 508872 |
Santa Croce sull'Arno | PI | 18 | 14601 | 523473 |
Massa e Cozzile | PT | 18 | 7983 | 531456 |
Pieve a Nievole | PT | 19 | 9266 | 540722 |
Fucecchio | FI | 19 | 23618 | 564340 |
Montopoli in Val d'Arno | PI | 20 | 11148 | 575488 |
Ponsacco | PI | 20 | 15611 | 591099 |
Monsummano Terme | PT | 20 | 21338 | 612437 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1 | 2001-05-16 01:08:22 |
43.796 | 10.591 | 8 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 417939 |
Field | Value |
---|---|
Time (UTC) | 2001-05-16 01:08:22 ± 0.125 |
Latitude | 43.7960 ± 0.0078 |
Longitude | 10.5910 ± 0.0299 |
Depth (km) | 8 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 417939 |
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) | 2553.1 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 147 |
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) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00073 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00534 |
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 | 2.1 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 417939 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 23:33:56 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.CSNT.Z. | 2001-05-16T01:08:43.73 | 10.0 | undecidable | manual | SG | 122 | 0.5883 | -0.53 | 0 | |
--.GU9.Z. | 2001-05-16T01:08:42.33 | 10.0 | undecidable | manual | SG | 359 | 0.5439 | -0.4 | 0.1 | |
--.CSNT.Z. | 2001-05-16T01:08:35.24 | 10.0 | negative | manual | PG | 122 | 0.5883 | 0.13 | 1.7 | |
--.GU9.Z. | 2001-05-16T01:08:34.31 | 10.0 | negative | manual | PG | 359 | 0.5439 | 0.09 | 2 | |
--.BDI.Z. | 2001-05-16T01:08:32.90 | 10.0 | undecidable | manual | SG | 0 | 0.2553 | -0.28 | 0.3 | |
--.BDI.Z. | 2001-05-16T01:08:28.99 | 10.0 | negative | manual | PG | 0 | 0.2553 | 0.28 | 1.3 | |
--.PII.Z. | 2001-05-16T01:08:26.37 | 10.0 | undecidable | manual | SG | 212 | 0.0777 | -0.58 | 0 | |
--.PII.Z. | 2001-05-16T01:08:25.70 | 10.0 | positive | manual | PG | 212 | 0.0777 | -0.04 | 2.6 |