A magnitude ML 1.0 (quarry blast) earthquake occured in region: 1 km S Borgo a Mozzano (LU), on
and geographic coordinates (lat, lon) 43.9670, 10.5470 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 | 1 | 6994 | 6994 |
Bagni di Lucca | LU | 6 | 6161 | 13155 |
Villa Basilica | LU | 9 | 1633 | 14788 |
Pescaglia | LU | 11 | 3526 | 18314 |
Coreglia Antelminelli | LU | 11 | 5215 | 23529 |
Barga | LU | 13 | 10034 | 33563 |
Capannori | LU | 13 | 46252 | 79815 |
Pescia | PT | 13 | 19644 | 99459 |
Gallicano | LU | 14 | 3807 | 103266 |
Lucca | LU | 14 | 89046 | 192312 |
Porcari | LU | 15 | 8845 | 201157 |
Molazzana | LU | 16 | 1043 | 202200 |
Uzzano | PT | 16 | 5770 | 207970 |
Montecarlo | LU | 16 | 4428 | 212398 |
Fabbriche di Vergemoli | LU | 16 | 768 | 213166 |
Massa e Cozzile | PT | 17 | 7983 | 221149 |
Buggiano | PT | 17 | 8825 | 229974 |
Fosciandora | LU | 18 | 602 | 230576 |
Marliana | PT | 18 | 3210 | 233786 |
Piteglio | PT | 19 | 1683 | 235469 |
Castelnuovo di Garfagnana | LU | 19 | 5950 | 241419 |
Massarosa | LU | 20 | 22471 | 263890 |
Camaiore | LU | 20 | 32513 | 296403 |
Altopascio | LU | 20 | 15481 | 311884 |
Chiesina Uzzanese | PT | 20 | 4552 | 316436 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.0 | 2017-10-12 07:17:23 |
43.9667 | 10.5472 | 0 | 2018-09-04 09:08:02 |
Bollettino Sismico Italiano INGV | 58858891 |
Reviewed Rev100 |
ML 1.2 | 2017-10-12 07:17:23 |
43.9602 | 10.5318 | 8 | 2017-10-12 07:22:00 |
Sala Sismica INGV-Roma | 50908041 |
Field | Value |
---|---|
Time (UTC) | 2017-10-12 07:17:23 ± 0.07 |
Latitude | 43.9667 ± 0.0045 |
Longitude | 10.5472 ± 0.0062 |
Depth (km) | 0 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | quarry blast |
Origin ID | 58858891 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 570 |
Semi-minor axis of confidence ellipse (meter) | 410 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 307 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 570.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 154 |
Number of associated phases, regardless of their use for origin computation | 5 |
Number of defining phases | 5 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.13 |
Epicentral distance of station closest to the epicenter (degree) | 0.06565 |
Epicentral distance of station farthest from the epicenter (degree) | 0.24102 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 50908041 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2017-10-12 07:22:00 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 58858891 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2018-07-18 13:43:57 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.SARM.EHZ. | 2017-10-12T07:17:28.99 | 0.3 | undecidable | manual | P | 334 | 26.751 | 90 | -0.1 | 71 |
GU.POPM.HHZ. | 2017-10-12T07:17:27.43 | 0.1 | undecidable | manual | P | 63 | 18.87 | 90 | -0.08 | 97 |
IV.BDI.HHZ. | 2017-10-12T07:17:26.14 | 0.1 | undecidable | manual | P | 20 | 11.3775 | 91 | 0.14 | 97 |
GU.MAIM.HHZ. | 2017-10-12T07:17:25.22 | 0.1 | positive | manual | P | 217 | 7.2927 | 91 | 0.02 | 100 |
GU.CARD.HHZ. | 2017-10-12T07:17:25.40 | 0.1 | undecidable | manual | P | 322 | 8.3805 | 91 | -0.01 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.POPM.HHN. | ML:1.2 | 0.00013350000000000002 | 0.68 | AML | other | m | 2017-10-12T07:17:30.51 |
IV.BDI.HNN. | ML:1.2 | 0.000255 | 1.06 | AML | other | m | 2017-10-12T07:17:31.07 |
GU.POPM.HHE. | ML:1.1 | 0.00011249999999999998 | 1.18 | AML | other | m | 2017-10-12T07:17:31.86 |
IV.BDI.HHN. | ML:0.8 | 0.00010515 | 1.28 | AML | other | m | 2017-10-12T07:17:31.97 |
IV.BDI.HNE. | ML:1.2 | 0.000241 | 0.62 | AML | other | m | 2017-10-12T07:17:32.00 |
IV.BDI.HHE. | ML:0.6 | 0.00006850000000000001 | 0.6 | AML | other | m | 2017-10-12T07:17:32.01 |