A magnitude ML 1.1 (quarry blast) earthquake occured in region: 2 km S Borgo a Mozzano (LU), on
and geographic coordinates (lat, lon) 43.9590, 10.5420 at 0 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
Event type: quarry blast.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 |
---|---|---|---|---|
Borgo a Mozzano | LU | 2 | 6994 | 6994 |
Bagni di Lucca | LU | 7 | 6161 | 13155 |
Villa Basilica | LU | 9 | 1633 | 14788 |
Pescaglia | LU | 10 | 3526 | 18314 |
Coreglia Antelminelli | LU | 12 | 5215 | 23529 |
Capannori | LU | 12 | 46252 | 69781 |
Lucca | LU | 13 | 89046 | 158827 |
Pescia | PT | 13 | 19644 | 178471 |
Barga | LU | 14 | 10034 | 188505 |
Gallicano | LU | 14 | 3807 | 192312 |
Porcari | LU | 15 | 8845 | 201157 |
Montecarlo | LU | 16 | 4428 | 205585 |
Uzzano | PT | 16 | 5770 | 211355 |
Molazzana | LU | 16 | 1043 | 212398 |
Fabbriche di Vergemoli | LU | 17 | 768 | 213166 |
Massa e Cozzile | PT | 17 | 7983 | 221149 |
Buggiano | PT | 17 | 8825 | 229974 |
Marliana | PT | 19 | 3210 | 233184 |
Fosciandora | LU | 19 | 602 | 233786 |
Massarosa | LU | 19 | 22471 | 256257 |
Camaiore | LU | 19 | 32513 | 288770 |
Altopascio | LU | 19 | 15481 | 304251 |
Chiesina Uzzanese | PT | 19 | 4552 | 308803 |
Piteglio | PT | 20 | 1683 | 310486 |
Castelnuovo di Garfagnana | LU | 20 | 5950 | 316436 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.1 | 2023-02-01 09:07:15 |
43.9588 | 10.5423 | 1 | 2024-03-01 17:18:14 |
Bollettino Sismico Italiano INGV | 120386671 |
Reviewed Rev100 |
ML 1.4 | 2023-02-01 09:07:13 |
44.0103 | 10.4398 | 14 | 2023-02-01 09:27:06 |
Sala Sismica INGV-Roma | 113953841 |
Field | Value |
---|---|
Time (UTC) | 2023-02-01 09:07:15 ± 0.1 |
Latitude | 43.9588 ± 0.0054 |
Longitude | 10.5423 ± 0.0112 |
Depth (km) | 1 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | quarry blast |
Origin ID | 120386671 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 860 |
Semi-minor axis of confidence ellipse (meter) | 570 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 278 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 860.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 122 |
Number of associated phases, regardless of their use for origin computation | 7 |
Number of defining phases | 7 |
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) | 0.05846 |
Epicentral distance of station farthest from the epicenter (degree) | 0.24731 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.0 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 120386671 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-08-22 15:32:49 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 113953841 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-02-01 09:27:06 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.SARM.EHE. | 2023-02-01T09:07:21.09 | 0.3 | undecidable | manual | P | 336 | 27.4503 | 91 | -0.17 | 71 |
IV.PII.HHZ. | 2023-02-01T09:07:20.80 | 0.3 | undecidable | manual | P | 183 | 26.3514 | 91 | -0.25 | 70 |
MN.VLC.HNE. | 2023-02-01T09:07:20.70 | 0.3 | undecidable | manual | P | 331 | 25.4523 | 91 | -0.18 | 72 |
GU.POPM.HHZ. | 2023-02-01T09:07:19.70 | 0.3 | undecidable | manual | P | 61 | 19.5693 | 91 | 0 | 75 |
IV.BDI.HNZ. | 2023-02-01T09:07:18.38 | 0.1 | undecidable | manual | P | 20 | 12.2766 | 92 | 0.14 | 98 |
GU.MAIM.HHZ. | 2023-02-01T09:07:17.35 | 0.3 | undecidable | manual | P | 219 | 6.4935 | 94 | 0.27 | 72 |
GU.CARD.HHZ. | 2023-02-01T09:07:17.64 | 0.1 | undecidable | manual | P | 327 | 8.88 | 93 | 0.09 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.POPM.HHN. | ML:1.1 | 0.00011999999999999999 | 1 | AML | other | m | 2023-02-01T09:07:24.12 |
GU.POPM.HHE. | ML:1.1 | 0.0001215 | 0.56 | AML | other | m | 2023-02-01T09:07:24.28 |