A magnitude ML 0.6 earthquake occured in region: 2 km SE Forte dei Marmi (LU), on
and geographic coordinates (lat, lon) 43.9490, 10.1830 at 8 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 |
---|---|---|---|---|
Forte dei Marmi | LU | 2 | 7510 | 7510 |
Pietrasanta | LU | 4 | 24007 | 31517 |
Seravezza | LU | 7 | 13073 | 44590 |
Montignoso | MS | 8 | 10323 | 54913 |
Camaiore | LU | 10 | 32513 | 87426 |
Massa | MS | 10 | 69479 | 156905 |
Viareggio | LU | 11 | 62467 | 219372 |
Stazzema | LU | 11 | 3193 | 222565 |
Massarosa | LU | 16 | 22471 | 245036 |
Carrara | MS | 16 | 63133 | 308169 |
Pescaglia | LU | 19 | 3526 | 311695 |
Ortonovo | SP | 19 | 8277 | 319972 |
Fabbriche di Vergemoli | LU | 20 | 768 | 320740 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.6 | 2024-02-21 16:16:43 |
43.9487 | 10.1828 | 8 | 2024-02-21 16:45:24 |
Sala Sismica INGV-Roma | 125425991 |
Field | Value |
---|---|
Time (UTC) | 2024-02-21 16:16:43 ± 0.16 |
Latitude | 43.9487 ± 0.0072 |
Longitude | 10.1828 ± 0.0087 |
Depth (km) | 8 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 125425991 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 870 |
Semi-minor axis of confidence ellipse (meter) | 630 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 20 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 870.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 161 |
Number of associated phases, regardless of their use for origin computation | 13 |
Number of defining phases | 13 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.33 |
Epicentral distance of station closest to the epicenter (degree) | 0.21854 |
Epicentral distance of station farthest from the epicenter (degree) | 0.33455 |
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 | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 125425991 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2024-02-21 16:45:24 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.SARM.EHE. | 2024-02-21T16:16:54.37 | 0.3 | undecidable | manual | S | 34 | 31.3464 | 104 | -0.26 | 71 |
MN.VLC.HHZ. | 2024-02-21T16:16:53.63 | 0.3 | undecidable | manual | S | 35 | 28.4493 | 105 | -0.03 | 75 |
IV.PLMA.HHZ. | 2024-02-21T16:16:53.14 | 0.6 | undecidable | manual | S | 293 | 28.5492 | 105 | -0.55 | 44 |
GU.CARD.HHZ. | 2024-02-21T16:16:52.33 | 0.3 | undecidable | manual | S | 70 | 25.3524 | 107 | -0.3 | 71 |
GU.EQUI.HHZ. | 2024-02-21T16:16:51.83 | 0.3 | undecidable | manual | S | 354 | 24.2535 | 107 | -0.42 | 69 |
GU.MAIM.HHZ. | 2024-02-21T16:16:51.91 | 0.3 | undecidable | manual | S | 99 | 24.9528 | 107 | -0.58 | 66 |
GU.SARM.EHE. | 2024-02-21T16:16:50.26 | 0.1 | undecidable | manual | P | 34 | 31.3464 | 104 | 0.36 | 93 |
IV.PII.HHZ. | 2024-02-21T16:16:50.84 | 0.1 | undecidable | manual | P | 132 | 37.1295 | 50 | -0.19 | 95 |
IV.PLMA.HHZ. | 2024-02-21T16:16:49.37 | 0.1 | undecidable | manual | P | 293 | 28.5492 | 105 | 0.02 | 100 |
MN.VLC.HHZ. | 2024-02-21T16:16:49.77 | 0.1 | negative | manual | P | 35 | 28.4493 | 105 | 0.43 | 92 |
GU.EQUI.HHZ. | 2024-02-21T16:16:48.79 | 0.1 | undecidable | manual | P | 354 | 24.2535 | 107 | 0.27 | 96 |
GU.MAIM.HHZ. | 2024-02-21T16:16:48.99 | 0.1 | undecidable | manual | P | 99 | 24.9528 | 107 | 0.32 | 94 |
GU.CARD.HHZ. | 2024-02-21T16:16:48.97 | 0.1 | undecidable | manual | P | 70 | 25.3524 | 107 | 0.23 | 96 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.CARD.HHE. | ML:0.8 | 0.000032989668 | 0.1664 | AML | other | m | 2024-02-21T16:16:53.08 |
GU.CARD.HHN. | ML:1.0 | 0.0000675 | 0.84 | AML | other | m | 2024-02-21T16:16:52.62 |
GU.EQUI.HHE. | ML:0.2 | 0.000011878563 | 1.2032 | AML | other | m | 2024-02-21T16:16:52.30 |
GU.EQUI.HHN. | ML:0.2 | 0.000010414785500000001 | 0.7552 | AML | other | m | 2024-02-21T16:16:52.35 |
GU.MAIM.HHE. | ML:0.8 | 0.00004242983 | 0.2176 | AML | other | m | 2024-02-21T16:16:52.60 |
GU.MAIM.HHN. | ML:0.5 | 0.00002082573 | 0.2432 | AML | other | m | 2024-02-21T16:16:52.91 |
MN.VLC.HHE. | ML:0.6 | 0.000019943145000000002 | 0.1408 | AML | other | m | 2024-02-21T16:16:53.71 |
MN.VLC.HHN. | ML:0.6 | 0.0000224490315 | 0.1664 | AML | other | m | 2024-02-21T16:16:53.78 |