A magnitude ML 0.4 (quarry blast) earthquake occured in region: 6 km W Piteglio (PT), on
and geographic coordinates (lat, lon) 44.0520, 10.7030 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 |
---|---|---|---|---|
Piteglio | PT | 6 | 1683 | 1683 |
Cutigliano | PT | 7 | 1488 | 3171 |
San Marcello Pistoiese | PT | 7 | 6416 | 9587 |
Bagni di Lucca | LU | 10 | 6161 | 15748 |
Abetone | PT | 11 | 621 | 16369 |
Marliana | PT | 14 | 3210 | 19579 |
Coreglia Antelminelli | LU | 14 | 5215 | 24794 |
Villa Basilica | LU | 14 | 1633 | 26427 |
Fiumalbo | MO | 15 | 1280 | 27707 |
Borgo a Mozzano | LU | 15 | 6994 | 34701 |
Massa e Cozzile | PT | 16 | 7983 | 42684 |
Pescia | PT | 17 | 19644 | 62328 |
Barga | LU | 18 | 10034 | 72362 |
Pievepelago | MO | 19 | 2222 | 74584 |
Uzzano | PT | 19 | 5770 | 80354 |
Fanano | MO | 19 | 2989 | 83343 |
Buggiano | PT | 19 | 8825 | 92168 |
Serravalle Pistoiese | PT | 19 | 11659 | 103827 |
Montecatini-Terme | PT | 19 | 20409 | 124236 |
Lizzano in Belvedere | BO | 20 | 2212 | 126448 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.4 | 2020-03-18 15:29:45 |
44.052 | 10.7032 | 1 | 2020-07-18 21:08:28 |
Bollettino Sismico Italiano INGV | 77616741 |
Field | Value |
---|---|
Time (UTC) | 2020-03-18 15:29:45 ± 0.13 |
Latitude | 44.0520 ± 0.0135 |
Longitude | 10.7032 ± 0.0088 |
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 | 77616741 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1530 |
Semi-minor axis of confidence ellipse (meter) | 700 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 8 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1530.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 159 |
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) | 0.23 |
Epicentral distance of station closest to the epicenter (degree) | 0.03957 |
Epicentral distance of station farthest from the epicenter (degree) | 0.25361 |
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 | 0.4 |
Uncertainty | 0.0 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 77616741 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-03-27 12:03:43 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.SARM.EHN. | 2020-03-18T15:29:50.82 | 0.1 | undecidable | manual | P | 301 | 28.1496 | 91 | -0.19 | 93 |
GU.MAIM.HHZ. | 2020-03-18T15:29:49.80 | 0.3 | undecidable | manual | P | 228 | 22.755 | 91 | -0.12 | 71 |
GU.CARD.HHE. | 2020-03-18T15:29:48.93 | 0.3 | undecidable | manual | P | 261 | 17.871 | 92 | -0.01 | 73 |
IV.BDI.HHE. | 2020-03-18T15:29:47.36 | 0.1 | undecidable | manual | P | 278 | 8.6802 | 93 | 0.26 | 95 |
GU.POPM.HHN. | 2020-03-18T15:29:46.26 | 0.1 | undecidable | manual | P | 100 | 4.3956 | 97 | 0.02 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.POPM.HHN. | ML:2.0 | 0.00135 | 0.86 | AML | other | m | 2020-03-18T15:29:47.21 |
GU.POPM.HHE. | ML:2.1 | 0.0015699999999999998 | 0.44 | AML | other | m | 2020-03-18T15:29:47.44 |
IV.BDI.HHN. | ML:1.2 | 0.00010035 | 0.36 | AML | other | m | 2020-03-18T15:29:49.08 |
IV.BDI.HHE. | ML:1.1 | 0.0000892 | 0.36 | AML | other | m | 2020-03-18T15:29:49.43 |
GU.CARD.HHN. | ML:0.4 | 0.0000271210045 | 0.1792 | AML | other | m | 2020-03-18T15:29:54.80 |
GU.CARD.HHE. | ML:0.4 | 0.000026968995000000002 | 0.1664 | AML | other | m | 2020-03-18T15:29:52.95 |