A magnitude ML 0.4 earthquake occured in region: 4 km SE Lucca (LU), on
and geographic coordinates (lat, lon) 43.8160, 10.5410 at 8 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
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 |
---|---|---|---|---|
Lucca | LU | 5 | 89046 | 89046 |
Capannori | LU | 5 | 46252 | 135298 |
Porcari | LU | 7 | 8845 | 144143 |
San Giuliano Terme | PI | 10 | 31399 | 175542 |
Calci | PI | 10 | 6426 | 181968 |
Buti | PI | 11 | 5791 | 187759 |
Altopascio | LU | 11 | 15481 | 203240 |
Montecarlo | LU | 11 | 4428 | 207668 |
Vecchiano | PI | 13 | 12189 | 219857 |
Vicopisano | PI | 13 | 8559 | 228416 |
Bientina | PI | 13 | 8062 | 236478 |
Chiesina Uzzanese | PT | 15 | 4552 | 241030 |
Villa Basilica | LU | 15 | 1633 | 242663 |
Pescia | PT | 15 | 19644 | 262307 |
Cascina | PI | 15 | 45257 | 307564 |
Uzzano | PT | 16 | 5770 | 313334 |
Pisa | PI | 16 | 89158 | 402492 |
Calcinaia | PI | 16 | 12439 | 414931 |
Buggiano | PT | 17 | 8825 | 423756 |
Massarosa | LU | 17 | 22471 | 446227 |
Ponte Buggianese | PT | 17 | 8804 | 455031 |
Santa Maria a Monte | PI | 18 | 13253 | 468284 |
Borgo a Mozzano | LU | 18 | 6994 | 475278 |
Pontedera | PI | 19 | 29223 | 504501 |
Massa e Cozzile | PT | 20 | 7983 | 512484 |
Pescaglia | LU | 20 | 3526 | 516010 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.4 | 2024-02-03 11:58:26 |
43.816 | 10.5407 | 8 | 2024-02-03 12:02:29 |
Sala Sismica INGV-Roma | 125008841 |
Field | Value |
---|---|
Time (UTC) | 2024-02-03 11:58:26 ± 0.27 |
Latitude | 43.8160 ± 0.0036 |
Longitude | 10.5407 ± 0.0287 |
Depth (km) | 8 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 125008841 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 2036 |
Semi-minor axis of confidence ellipse (meter) | 1037 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 265 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 2040.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 178 |
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) | 0.17 |
Epicentral distance of station closest to the epicenter (degree) | 0.09443 |
Epicentral distance of station farthest from the epicenter (degree) | 0.25001 |
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 | 0.4 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 125008841 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2024-02-03 12:02:29 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.BDI.HHZ. | 2024-02-03T11:58:36.47 | 0.6 | undecidable | manual | S | 9 | 27.75 | 106 | 0 | 49 |
GU.CARD.HHZ. | 2024-02-03T11:58:34.78 | 0.6 | undecidable | manual | S | 349 | 23.754 | 109 | -0.38 | 45 |
IV.BDI.HHZ. | 2024-02-03T11:58:32.35 | 1.0 | positive | manual | P | 9 | 27.75 | 106 | 0.12 | 24 |
GU.CARD.HHZ. | 2024-02-03T11:58:31.41 | 0.6 | undecidable | manual | P | 349 | 23.754 | 109 | -0.07 | 48 |
GU.MAIM.HHZ. | 2024-02-03T11:58:31.46 | 0.6 | undecidable | manual | S | 340 | 11.4774 | 125 | 0.14 | 49 |
IV.PII.HHZ. | 2024-02-03T11:58:30.92 | 0.6 | undecidable | manual | S | 187 | 10.4784 | 128 | -0.14 | 49 |
IV.PII.HHZ. | 2024-02-03T11:58:29.13 | 0.1 | undecidable | manual | P | 187 | 10.4784 | 128 | 0.02 | 100 |
GU.MAIM.HHZ. | 2024-02-03T11:58:29.41 | 0.1 | negative | manual | P | 340 | 11.4774 | 125 | 0.15 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.PII.HHN. | ML:0.4 | 0.000036355 | 0.3 | AML | other | m | 2024-02-03T11:58:31.19 |
IV.PII.HHE. | ML:0.6 | 0.000049050000000000006 | 0.26 | AML | other | m | 2024-02-03T11:58:31.50 |
GU.MAIM.HHN. | ML:0.5 | 0.000037699999999999995 | 0.12 | AML | other | m | 2024-02-03T11:58:31.66 |
GU.MAIM.HHE. | ML:0.3 | 0.0000259 | 0.24 | AML | other | m | 2024-02-03T11:58:31.64 |