A magnitude ML 0.8 earthquake occured in region: 6 km SE Viareggio (LU), on
and geographic coordinates (lat, lon) 43.8200, 10.2960 at 1 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 |
---|---|---|---|---|
Viareggio | LU | 7 | 62467 | 62467 |
Massarosa | LU | 7 | 22471 | 84938 |
Vecchiano | PI | 9 | 12189 | 97127 |
Camaiore | LU | 13 | 32513 | 129640 |
San Giuliano Terme | PI | 13 | 31399 | 161039 |
Pisa | PI | 14 | 89158 | 250197 |
Pietrasanta | LU | 17 | 24007 | 274204 |
Lucca | LU | 17 | 89046 | 363250 |
Forte dei Marmi | LU | 19 | 7510 | 370760 |
Pescaglia | LU | 19 | 3526 | 374286 |
Stazzema | LU | 20 | 3193 | 377479 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.8 | 2024-07-29 07:40:00 |
43.8198 | 10.2958 | 1 | 2024-07-29 07:46:24 |
Sala Sismica INGV-Roma | 130245621 |
Field | Value |
---|---|
Time (UTC) | 2024-07-29 07:40:00 ± 0.35 |
Latitude | 43.8198 ± 0.0108 |
Longitude | 10.2958 ± 0.0187 |
Depth (km) | 1 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 130245621 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1759 |
Semi-minor axis of confidence ellipse (meter) | 900 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 236 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1760.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 223 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 11 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.35 |
Epicentral distance of station closest to the epicenter (degree) | 0.16907 |
Epicentral distance of station farthest from the epicenter (degree) | 0.37142 |
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 | 0.2 |
Num. used stations | 7 |
Type of magnitude | ML |
Reference to an origin | 130245621 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2024-07-29 07:46:24 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.EQUI.HHZ. | 2024-07-29T07:40:14.18 | 0.6 | undecidable | manual | S | 344 | 40.0266 | 92 | -0.59 | 44 |
MN.VLC.HHZ. | 2024-07-29T07:40:13.76 | 0.6 | undecidable | manual | S | 11 | 38.3283 | 92 | -0.42 | 46 |
GU.CARD.HHZ. | 2024-07-29T07:40:10.03 | 0.6 | undecidable | manual | S | 33 | 27.2505 | 92 | -0.31 | 48 |
GU.EQUI.HHZ. | 2024-07-29T07:40:09.20 | 0.6 | undecidable | manual | P | 344 | 40.0266 | 92 | 0.31 | 47 |
GU.SARM.EHN. | 2024-07-29T07:40:09.15 | 0.1 | undecidable | manual | P | 12 | 41.2254 | 92 | 0.02 | 100 |
MN.VLC.HHZ. | 2024-07-29T07:40:08.90 | 1.0 | undecidable | manual | P | 11 | 38.3283 | 92 | 0.35 | 23 |
GU.MAIM.HHZ. | 2024-07-29T07:40:07.55 | 0.6 | undecidable | manual | S | 56 | 18.7701 | 94 | 0.16 | 50 |
IV.PII.HHZ. | 2024-07-29T07:40:07.51 | 0.6 | undecidable | manual | S | 121 | 21.3675 | 93 | -0.76 | 42 |
GU.CARD.HHZ. | 2024-07-29T07:40:06.60 | 0.6 | undecidable | manual | P | 33 | 27.2505 | 92 | 0.26 | 49 |
GU.MAIM.HHZ. | 2024-07-29T07:40:05.15 | 0.1 | undecidable | manual | P | 56 | 18.7701 | 94 | 0.52 | 93 |
IV.PII.HHZ. | 2024-07-29T07:40:05.12 | 0.6 | positive | manual | P | 121 | 21.3675 | 93 | -0.02 | 52 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.MAIM.HHE. | ML:1.0 | 0.00010170000000000002 | 0.12 | AML | other | m | 2024-07-29T07:40:07.67 |
IV.PII.HHN. | ML:0.7 | 0.0000405 | 0.28 | AML | other | m | 2024-07-29T07:40:07.86 |
GU.MAIM.HHN. | ML:0.7 | 0.0000524 | 0.34 | AML | other | m | 2024-07-29T07:40:07.87 |
IV.PII.HHE. | ML:0.8 | 0.00005235 | 1.44 | AML | other | m | 2024-07-29T07:40:07.20 |
GU.CARD.HHE. | ML:0.8 | 0.0000366 | 0.28 | AML | other | m | 2024-07-29T07:40:10.06 |
GU.CARD.HHN. | ML:0.8 | 0.000038650000000000004 | 0.26 | AML | other | m | 2024-07-29T07:40:11.54 |
MN.VLC.HHN. | ML:0.4 | 0.0000087910265 | 0.14 | AML | other | m | 2024-07-29T07:40:14.15 |