A magnitude ML 0.8 earthquake occured in region: 5 km SW Borgo a Mozzano (LU), on
and geographic coordinates (lat, lon) 43.9370, 10.5220 at 9 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 |
---|---|---|---|---|
Borgo a Mozzano | LU | 5 | 6994 | 6994 |
Pescaglia | LU | 9 | 3526 | 10520 |
Bagni di Lucca | LU | 10 | 6161 | 16681 |
Villa Basilica | LU | 10 | 1633 | 18314 |
Lucca | LU | 10 | 89046 | 107360 |
Capannori | LU | 11 | 46252 | 153612 |
Porcari | LU | 13 | 8845 | 162457 |
Pescia | PT | 14 | 19644 | 182101 |
Coreglia Antelminelli | LU | 14 | 5215 | 187316 |
Montecarlo | LU | 15 | 4428 | 191744 |
Gallicano | LU | 16 | 3807 | 195551 |
Barga | LU | 16 | 10034 | 205585 |
Massarosa | LU | 16 | 22471 | 228056 |
Uzzano | PT | 16 | 5770 | 233826 |
Fabbriche di Vergemoli | LU | 17 | 768 | 234594 |
Molazzana | LU | 17 | 1043 | 235637 |
Camaiore | LU | 17 | 32513 | 268150 |
Buggiano | PT | 18 | 8825 | 276975 |
Massa e Cozzile | PT | 18 | 7983 | 284958 |
Altopascio | LU | 18 | 15481 | 300439 |
Chiesina Uzzanese | PT | 19 | 4552 | 304991 |
Stazzema | LU | 19 | 3193 | 308184 |
Marliana | PT | 20 | 3210 | 311394 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.8 | 2021-09-07 00:36:44 |
43.9367 | 10.5223 | 9 | 2021-09-07 00:42:32 |
Sala Sismica INGV-Roma | 95126501 |
Field | Value |
---|---|
Time (UTC) | 2021-09-07 00:36:44 ± 0.13 |
Latitude | 43.9367 ± 0.0054 |
Longitude | 10.5223 ± 0.0112 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 95126501 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 793 |
Semi-minor axis of confidence ellipse (meter) | 436 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 111 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 790.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 123 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.25 |
Epicentral distance of station closest to the epicenter (degree) | 0.03238 |
Epicentral distance of station farthest from the epicenter (degree) | 0.35074 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.1 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 95126501 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-07 00:42:32 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.EQUI.HHZ. | 2021-09-07T00:36:57.37 | 0.6 | undecidable | manual | S | 311 | 38.9277 | 50 | -0.44 | 45 |
IV.PII.HHZ. | 2021-09-07T00:36:52.94 | 0.3 | undecidable | manual | S | 180 | 23.8539 | 110 | -0.34 | 71 |
GU.EQUI.HHZ. | 2021-09-07T00:36:52.33 | 0.1 | undecidable | manual | P | 311 | 38.9277 | 50 | 0.16 | 96 |
GU.POPM.HHZ. | 2021-09-07T00:36:52.48 | 0.6 | undecidable | manual | S | 57 | 22.2555 | 112 | -0.28 | 48 |
IV.BDI.HHZ. | 2021-09-07T00:36:50.38 | 0.6 | undecidable | manual | S | 23 | 15.1737 | 120 | -0.17 | 50 |
GU.POPM.HHZ. | 2021-09-07T00:36:49.37 | 0.1 | negative | manual | P | 57 | 22.2555 | 112 | 0.12 | 100 |
IV.PII.HHZ. | 2021-09-07T00:36:49.83 | 1.0 | positive | manual | P | 180 | 23.8539 | 110 | 0.28 | 24 |
IV.BDI.HHZ. | 2021-09-07T00:36:48.24 | 0.6 | undecidable | manual | P | 23 | 15.1737 | 120 | 0.26 | 49 |
GU.CARD.HHZ. | 2021-09-07T00:36:48.95 | 0.6 | undecidable | manual | S | 342 | 10.3785 | 130 | -0.25 | 50 |
GU.MAIM.HHZ. | 2021-09-07T00:36:47.52 | 0.6 | undecidable | manual | S | 223 | 3.5964 | 158 | -0.25 | 50 |
GU.CARD.HHZ. | 2021-09-07T00:36:47.41 | 1.0 | undecidable | manual | P | 342 | 10.3785 | 130 | 0.21 | 25 |
GU.MAIM.HHZ. | 2021-09-07T00:36:46.77 | 0.1 | undecidable | manual | P | 223 | 3.5964 | 158 | 0.4 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.BDI.HHE. | ML:0.8 | 0.0000572 | 0.42 | AML | other | m | 2021-09-07T00:36:50.68 |
GU.CARD.HHN. | ML:0.9 | 0.0001055 | 0.16 | AML | other | m | 2021-09-07T00:36:50.79 |
GU.CARD.HHE. | ML:0.9 | 0.00009795000000000001 | 0.14 | AML | other | m | 2021-09-07T00:36:51.21 |
IV.BDI.HHN. | ML:0.8 | 0.00006055 | 0.68 | AML | other | m | 2021-09-07T00:36:51.49 |
GU.POPM.HHE. | ML:1.1 | 0.000079 | 0.84 | AML | other | m | 2021-09-07T00:36:53.44 |
IV.PII.HHE. | ML:0.7 | 0.00003455 | 0.3 | AML | other | m | 2021-09-07T00:36:53.36 |
IV.PII.HHN. | ML:0.7 | 0.00002815 | 0.9 | AML | other | m | 2021-09-07T00:36:53.76 |
GU.POPM.HHN. | ML:0.9 | 0.00005300000000000001 | 0.7 | AML | other | m | 2021-09-07T00:36:54.56 |