A magnitude ML 0.6 earthquake occured in region: 3 km N Vecchiano (PI), on
and geographic coordinates (lat, lon) 43.8100, 10.3910 at 11 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 |
---|---|---|---|---|
Vecchiano | PI | 3 | 12189 | 12189 |
San Giuliano Terme | PI | 7 | 31399 | 43588 |
Massarosa | LU | 8 | 22471 | 66059 |
Lucca | LU | 10 | 89046 | 155105 |
Pisa | PI | 10 | 89158 | 244263 |
Viareggio | LU | 13 | 62467 | 306730 |
Calci | PI | 14 | 6426 | 313156 |
Capannori | LU | 16 | 46252 | 359408 |
Camaiore | LU | 16 | 32513 | 391921 |
Pescaglia | LU | 18 | 3526 | 395447 |
Buti | PI | 18 | 5791 | 401238 |
Porcari | LU | 19 | 8845 | 410083 |
Cascina | PI | 20 | 45257 | 455340 |
Vicopisano | PI | 20 | 8559 | 463899 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.6 | 2021-09-07 00:12:48 |
43.81 | 10.3912 | 11 | 2021-09-07 00:25:52 |
Sala Sismica INGV-Roma | 95126261 |
Field | Value |
---|---|
Time (UTC) | 2021-09-07 00:12:48 ± 0.15 |
Latitude | 43.8100 ± 0.0063 |
Longitude | 10.3912 ± 0.0125 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 95126261 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1019 |
Semi-minor axis of confidence ellipse (meter) | 696 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 82 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1020.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 202 |
Number of associated phases, regardless of their use for origin computation | 14 |
Number of defining phases | 14 |
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) | 0.12591 |
Epicentral distance of station farthest from the epicenter (degree) | 0.71946 |
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 | 0.6 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 95126261 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-07 00:25:52 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.GRAM.HHZ. | 2021-09-07T00:13:12.29 | 0.3 | undecidable | manual | S | 341 | 79.8645 | 90 | 0.12 | 66 |
GU.GRAM.HHZ. | 2021-09-07T00:13:02.16 | 0.6 | positive | manual | P | 341 | 79.8645 | 90 | 0.03 | 45 |
GU.POPM.HHZ. | 2021-09-07T00:13:01.21 | 0.6 | undecidable | manual | S | 48 | 39.1275 | 90 | -0.11 | 47 |
GU.EQUI.HHN. | 2021-09-07T00:13:01.67 | 0.6 | undecidable | manual | S | 334 | 43.8228 | 90 | -0.89 | 38 |
IV.BDI.HHN. | 2021-09-07T00:12:59.54 | 0.3 | undecidable | manual | S | 30 | 32.4453 | 90 | 0.01 | 74 |
GU.CARD.HHZ. | 2021-09-07T00:12:57.26 | 1.0 | undecidable | manual | S | 17 | 25.0527 | 90 | -0.29 | 24 |
GU.EQUI.HHN. | 2021-09-07T00:12:56.59 | 0.3 | undecidable | manual | P | 334 | 43.8228 | 90 | 0.01 | 72 |
GU.POPM.HHZ. | 2021-09-07T00:12:55.83 | 0.1 | undecidable | manual | P | 48 | 39.1275 | 90 | -0.03 | 96 |
IV.BDI.HHN. | 2021-09-07T00:12:55.06 | 0.1 | undecidable | manual | P | 30 | 32.4453 | 90 | 0.23 | 94 |
IV.PII.HHZ. | 2021-09-07T00:12:54.47 | 0.1 | undecidable | manual | S | 132 | 14.4744 | 92 | -0.26 | 94 |
GU.MAIM.HHZ. | 2021-09-07T00:12:54.42 | 0.1 | undecidable | manual | S | 35 | 13.9749 | 93 | -0.18 | 98 |
GU.CARD.HHZ. | 2021-09-07T00:12:53.77 | 0.1 | undecidable | manual | P | 17 | 25.0527 | 90 | 0.08 | 98 |
IV.PII.HHZ. | 2021-09-07T00:12:52.21 | 0.1 | negative | manual | P | 132 | 14.4744 | 92 | 0.15 | 100 |
GU.MAIM.HHZ. | 2021-09-07T00:12:52.33 | 0.1 | undecidable | manual | P | 35 | 13.9749 | 93 | 0.35 | 95 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.MAIM.HHN. | ML:0.6 | 0.000039937565 | 0.08 | AML | other | m | 2021-09-07T00:12:54.76 |
IV.PII.HHN. | ML:0.9 | 0.00006815 | 0.22 | AML | other | m | 2021-09-07T00:12:54.74 |
GU.MAIM.HHE. | ML:0.5 | 0.000028617860000000003 | 0.06 | AML | other | m | 2021-09-07T00:12:54.85 |
IV.PII.HHE. | ML:0.8 | 0.0000619 | 1.5 | AML | other | m | 2021-09-07T00:12:55.89 |
GU.POPM.HHE. | ML:0.2 | 0.0000074961415 | 0.12 | AML | other | m | 2021-09-07T00:13:05.85 |
GU.POPM.HHN. | ML:0.5 | 0.000011505 | 0.92 | AML | other | m | 2021-09-07T00:13:03.23 |
GU.CARD.HHE. | ML:0.4 | 0.0000170378475 | 0.12 | AML | other | m | 2021-09-07T00:12:57.89 |
GU.CARD.HHN. | ML:0.5 | 0.000021124605 | 0.1 | AML | other | m | 2021-09-07T00:12:57.88 |