A magnitude ML 0.9 (quarry blast) earthquake occured in region: 4 km W Piteglio (PT), on
and geographic coordinates (lat, lon) 44.0400, 10.7170 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 | 4 | 1683 | 1683 |
San Marcello Pistoiese | PT | 6 | 6416 | 8099 |
Cutigliano | PT | 8 | 1488 | 9587 |
Bagni di Lucca | LU | 11 | 6161 | 15748 |
Abetone | PT | 12 | 621 | 16369 |
Marliana | PT | 12 | 3210 | 19579 |
Villa Basilica | LU | 14 | 1633 | 21212 |
Massa e Cozzile | PT | 15 | 7983 | 29195 |
Pescia | PT | 15 | 19644 | 48839 |
Borgo a Mozzano | LU | 15 | 6994 | 55833 |
Coreglia Antelminelli | LU | 16 | 5215 | 61048 |
Fiumalbo | MO | 17 | 1280 | 62328 |
Uzzano | PT | 18 | 5770 | 68098 |
Serravalle Pistoiese | PT | 18 | 11659 | 79757 |
Buggiano | PT | 18 | 8825 | 88582 |
Montecatini-Terme | PT | 18 | 20409 | 108991 |
Barga | LU | 19 | 10034 | 119025 |
Pieve a Nievole | PT | 19 | 9266 | 128291 |
Fanano | MO | 20 | 2989 | 131280 |
Lizzano in Belvedere | BO | 20 | 2212 | 133492 |
Pistoia | PT | 20 | 90315 | 223807 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.9 | 2021-06-15 14:41:37 |
44.04 | 10.7173 | 1 | 2021-12-29 11:12:17 |
Bollettino Sismico Italiano INGV | 93733071 |
Reviewed Rev100 |
ML 1.0 | 2021-06-15 14:41:37 |
44.0412 | 10.7115 | 3 | 2021-06-15 14:48:51 |
Sala Sismica INGV-Roma | 91338531 |
Field | Value |
---|---|
Time (UTC) | 2021-06-15 14:41:37 ± 0.07 |
Latitude | 44.0400 ± 0.0081 |
Longitude | 10.7173 ± 0.0050 |
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 | 93733071 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 890 |
Semi-minor axis of confidence ellipse (meter) | 400 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 0 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 890.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 124 |
Number of associated phases, regardless of their use for origin computation | 10 |
Number of defining phases | 9 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.18 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.34714 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.1 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 93733071 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-08-05 23:52:32 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 91338531 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-06-15 14:48:51 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSNT.HHZ. | 2021-06-15T14:41:50.94 | 3.0 | undecidable | manual | P | 0.05 | 0 | |||
IV.PII.HHZ. | 2021-06-15T14:41:45.41 | 0.6 | undecidable | manual | P | 204 | 38.5281 | 91 | -0.13 | 47 |
IV.FNVD.HHZ. | 2021-06-15T14:41:45.00 | 0.6 | undecidable | manual | P | 66 | 35.2425 | 91 | 0.11 | 47 |
IV.MOCL.EHN. | 2021-06-15T14:41:44.95 | 0.3 | undecidable | manual | P | 96 | 37.1295 | 91 | -0.32 | 68 |
IV.MPPT.EHZ. | 2021-06-15T14:41:44.11 | 0.3 | undecidable | manual | P | 107 | 31.1466 | 91 | 0.05 | 73 |
GU.SARM.EHN. | 2021-06-15T14:41:43.63 | 0.3 | undecidable | manual | P | 302 | 29.8479 | 91 | -0.18 | 71 |
GU.MAIM.HHN. | 2021-06-15T14:41:42.46 | 0.6 | undecidable | manual | P | 232 | 22.8549 | 91 | 0.05 | 49 |
GU.CARD.HHZ. | 2021-06-15T14:41:41.87 | 0.3 | undecidable | manual | P | 265 | 18.87 | 92 | 0.28 | 71 |
IV.BDI.HHZ. | 2021-06-15T14:41:39.77 | 0.1 | undecidable | manual | P | 285 | 9.9789 | 93 | -0.07 | 100 |
GU.POPM.HHZ. | 2021-06-15T14:41:38.64 | 0.1 | undecidable | manual | P | 80 | 3.1968 | 99 | 0.17 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.BDI.HHN. | ML:0.8 | 0.0001235 | 0.46 | AML | other | m | 2021-06-15T14:41:41.48 |
IV.BDI.HHE. | ML:1.0 | 0.00016900000000000002 | 1.24 | AML | other | m | 2021-06-15T14:41:42.17 |
GU.CARD.HHN. | ML:0.9 | 0.0000738 | 0.78 | AML | other | m | 2021-06-15T14:41:45.42 |
GU.CARD.HHE. | ML:0.8 | 0.0000613 | 0.12 | AML | other | m | 2021-06-15T14:41:46.90 |
IV.PII.HHN. | ML:1.1 | 0.00004295 | 0.3 | AML | other | m | 2021-06-15T14:41:50.95 |
IV.PII.HHE. | ML:1.1 | 0.0000432 | 0.9 | AML | other | m | 2021-06-15T14:41:52.82 |