A magnitude ML 0.9 (quarry blast) earthquake occured in region: 2 km SE Borgo a Mozzano (LU), on
and geographic coordinates (lat, lon) 43.9650, 10.5550 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 | 6 | 6161 | 13155 |
Villa Basilica | LU | 8 | 1633 | 14788 |
Pescaglia | LU | 11 | 3526 | 18314 |
Coreglia Antelminelli | LU | 11 | 5215 | 23529 |
Pescia | PT | 13 | 19644 | 43173 |
Capannori | LU | 13 | 46252 | 89425 |
Barga | LU | 13 | 10034 | 99459 |
Lucca | LU | 14 | 89046 | 188505 |
Gallicano | LU | 14 | 3807 | 192312 |
Porcari | LU | 15 | 8845 | 201157 |
Uzzano | PT | 15 | 5770 | 206927 |
Montecarlo | LU | 16 | 4428 | 211355 |
Molazzana | LU | 16 | 1043 | 212398 |
Massa e Cozzile | PT | 16 | 7983 | 220381 |
Buggiano | PT | 17 | 8825 | 229206 |
Fabbriche di Vergemoli | LU | 17 | 768 | 229974 |
Marliana | PT | 18 | 3210 | 233184 |
Piteglio | PT | 19 | 1683 | 234867 |
Fosciandora | LU | 19 | 602 | 235469 |
Chiesina Uzzanese | PT | 19 | 4552 | 240021 |
Altopascio | LU | 19 | 15481 | 255502 |
Montecatini-Terme | PT | 20 | 20409 | 275911 |
Castelnuovo di Garfagnana | LU | 20 | 5950 | 281861 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.9 | 2017-09-07 08:14:08 |
43.9648 | 10.5547 | 1 | 2018-09-04 09:05:59 |
Bollettino Sismico Italiano INGV | 53282871 |
Field | Value |
---|---|
Time (UTC) | 2017-09-07 08:14:08 ± 0.16 |
Latitude | 43.9648 ± 0.0090 |
Longitude | 10.5547 ± 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 | 53282871 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1070 |
Semi-minor axis of confidence ellipse (meter) | 900 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 336 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1070.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 143 |
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) | 0.29 |
Epicentral distance of station closest to the epicenter (degree) | 0.06835 |
Epicentral distance of station farthest from the epicenter (degree) | 0.32825 |
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 | 0.9 |
Uncertainty | 0.2 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 53282871 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2018-08-30 09:50:21 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MTCR.EHZ. | 2017-09-07T08:14:15.38 | 0.3 | undecidable | manual | P | 79 | 36.4413 | 91 | -0.43 | 67 |
GU.SARM.EHZ. | 2017-09-07T08:14:13.85 | 0.3 | undecidable | manual | P | 333 | 27.2505 | 91 | -0.12 | 72 |
MN.VLC.HHZ. | 2017-09-07T08:14:13.33 | 0.1 | undecidable | manual | P | 328 | 25.4523 | 91 | -0.28 | 93 |
GU.POPM.HHZ. | 2017-09-07T08:14:12.36 | 0.1 | positive | manual | P | 61 | 18.4704 | 92 | 0.15 | 97 |
IV.BDI.HHZ. | 2017-09-07T08:14:11.13 | 0.1 | positive | manual | P | 17 | 11.3775 | 93 | 0.34 | 95 |
GU.CARD.HHZ. | 2017-09-07T08:14:10.40 | 0.3 | undecidable | manual | P | 320 | 8.88 | 93 | 0.09 | 75 |
GU.MAIM.HHZ. | 2017-09-07T08:14:10.13 | 0.1 | undecidable | manual | P | 222 | 7.5813 | 94 | 0.1 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.POPM.HHE. | ML:1.1 | 0.00011499999999999999 | 0.3 | AML | other | m | 2017-09-07T08:14:15.98 |
GU.POPM.HHN. | ML:1.1 | 0.00011435 | 0.76 | AML | other | m | 2017-09-07T08:14:16.44 |
IV.BDI.HHE. | ML:0.7 | 0.0000804 | 1.02 | AML | other | m | 2017-09-07T08:14:17.96 |
IV.BDI.HHN. | ML:0.7 | 0.0000781 | 0.96 | AML | other | m | 2017-09-07T08:14:18.04 |