A magnitude ML 0.7 (quarry blast) earthquake occured in region: 2 km E Pescaglia (LU), on
and geographic coordinates (lat, lon) 43.9760, 10.4340 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 |
---|---|---|---|---|
Pescaglia | LU | 2 | 3526 | 3526 |
Borgo a Mozzano | LU | 9 | 6994 | 10520 |
Fabbriche di Vergemoli | LU | 10 | 768 | 11288 |
Gallicano | LU | 10 | 3807 | 15095 |
Molazzana | LU | 11 | 1043 | 16138 |
Camaiore | LU | 11 | 32513 | 48651 |
Stazzema | LU | 11 | 3193 | 51844 |
Barga | LU | 12 | 10034 | 61878 |
Coreglia Antelminelli | LU | 12 | 5215 | 67093 |
Bagni di Lucca | LU | 13 | 6161 | 73254 |
Massarosa | LU | 14 | 22471 | 95725 |
Castelnuovo di Garfagnana | LU | 15 | 5950 | 101675 |
Lucca | LU | 16 | 89046 | 190721 |
Fosciandora | LU | 16 | 602 | 191323 |
Pietrasanta | LU | 17 | 24007 | 215330 |
Seravezza | LU | 17 | 13073 | 228403 |
Pieve Fosciana | LU | 17 | 2414 | 230817 |
Villa Basilica | LU | 18 | 1633 | 232450 |
Capannori | LU | 18 | 46252 | 278702 |
Careggine | LU | 18 | 564 | 279266 |
Viareggio | LU | 19 | 62467 | 341733 |
Castiglione di Garfagnana | LU | 19 | 1818 | 343551 |
Vagli Sotto | LU | 20 | 939 | 344490 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.7 | 2018-07-22 08:54:51 |
43.9762 | 10.4343 | 1 | 2019-04-24 14:51:12 |
Bollettino Sismico Italiano INGV | 66649471 |
Reviewed Rev100 |
ML 0.9 | 2018-07-22 08:54:51 |
43.9675 | 10.4402 | 9 | 2018-07-22 09:00:26 |
Sala Sismica INGV-Roma | 58963041 |
Field | Value |
---|---|
Time (UTC) | 2018-07-22 08:54:51 ± 0.17 |
Latitude | 43.9762 ± 0.0090 |
Longitude | 10.4343 ± 0.0137 |
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 | 66649471 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1250 |
Semi-minor axis of confidence ellipse (meter) | 800 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 230 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1250.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 167 |
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) | 0.28 |
Epicentral distance of station closest to the epicenter (degree) | 0.06025 |
Epicentral distance of station farthest from the epicenter (degree) | 0.27699 |
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 | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 58963041 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2018-07-22 09:00:26 |
Field | Value |
---|---|
Value | 0.7 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 66649471 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2019-03-17 23:35:22 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.EQUI.HHZ. | 2018-07-22T08:54:57.81 | 0.1 | undecidable | manual | P | 313 | 30.747 | 91 | -0.27 | 94 |
GU.POPM.HHZ. | 2018-07-22T08:54:56.94 | 0.1 | undecidable | manual | P | 73 | 26.8509 | 91 | -0.36 | 93 |
GU.SARM.EHZ. | 2018-07-22T08:54:56.66 | 0.3 | undecidable | manual | P | 353 | 23.1546 | 91 | 0.09 | 74 |
MN.VLC.HHZ. | 2018-07-22T08:54:56.25 | 0.1 | undecidable | manual | P | 349 | 20.6682 | 91 | 0.19 | 97 |
IV.BDI.HHZ. | 2018-07-22T08:54:55.05 | 0.3 | undecidable | manual | P | 53 | 16.0728 | 92 | -0.09 | 75 |
GU.MAIM.HHZ. | 2018-07-22T08:54:53.74 | 0.1 | undecidable | manual | P | 146 | 8.2806 | 93 | 0.16 | 100 |
GU.CARD.HHZ. | 2018-07-22T08:54:53.52 | 0.1 | undecidable | manual | P | 35 | 6.6933 | 94 | 0.25 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
MN.VLC.HNN. | ML:0.9 | 0.00007218584999999999 | 0.7808 | AML | other | m | 2018-07-22T08:54:59.26 |
MN.VLC.HHN. | ML:0.6 | 0.00003121682 | 0.224 | AML | other | m | 2018-07-22T08:54:59.86 |
MN.VLC.HHE. | ML:0.4 | 0.00001819993 | 0.2368 | AML | other | m | 2018-07-22T08:54:59.82 |
MN.VLC.HNE. | ML:0.8 | 0.00004766573 | 0.7552 | AML | other | m | 2018-07-22T08:55:00.83 |
GU.EQUI.HHN. | ML:0.6 | 0.000020488225 | 0.2816 | AML | other | m | 2018-07-22T08:55:02.57 |
GU.EQUI.HHE. | ML:0.8 | 0.000037363455000000006 | 0.0416 | AML | other | m | 2018-07-22T08:55:02.95 |