A magnitude ML 0.7 earthquake occured in region: 3 km NE Forte dei Marmi (LU), on
and geographic coordinates (lat, lon) 43.9820, 10.1950 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 |
---|---|---|---|---|
Seravezza | LU | 3 | 13073 | 13073 |
Forte dei Marmi | LU | 3 | 7510 | 20583 |
Pietrasanta | LU | 4 | 24007 | 44590 |
Montignoso | MS | 4 | 10323 | 54913 |
Massa | MS | 8 | 69479 | 124392 |
Stazzema | LU | 8 | 3193 | 127585 |
Camaiore | LU | 10 | 32513 | 160098 |
Carrara | MS | 13 | 63133 | 223231 |
Viareggio | LU | 13 | 62467 | 285698 |
Vagli Sotto | LU | 16 | 939 | 286637 |
Ortonovo | SP | 17 | 8277 | 294914 |
Fabbriche di Vergemoli | LU | 17 | 768 | 295682 |
Massarosa | LU | 17 | 22471 | 318153 |
Pescaglia | LU | 17 | 3526 | 321679 |
Careggine | LU | 19 | 564 | 322243 |
Castelnuovo Magra | SP | 19 | 8415 | 330658 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.7 | 2022-05-09 21:55:26 |
43.9815 | 10.1952 | 8 | 2022-05-09 22:06:48 |
Sala Sismica INGV-Roma | 104418041 |
Field | Value |
---|---|
Time (UTC) | 2022-05-09 21:55:26 ± 0.25 |
Latitude | 43.9815 ± 0.0081 |
Longitude | 10.1952 ± 0.0125 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 104418041 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1040 |
Semi-minor axis of confidence ellipse (meter) | 687 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 44 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1040.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 214 |
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) | 0.25 |
Epicentral distance of station closest to the epicenter (degree) | 0.18706 |
Epicentral distance of station farthest from the epicenter (degree) | 0.40829 |
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 | 0.7 |
Uncertainty | 0.2 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 104418041 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2022-05-09 22:06:48 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.POPM.HHZ. | 2022-05-09T21:55:41.61 | 0.6 | undecidable | manual | S | 81 | 45.3213 | 50 | -0.11 | 47 |
IV.BDI.HHZ. | 2022-05-09T21:55:38.06 | 0.6 | undecidable | manual | S | 74 | 33.2445 | 103 | -0.16 | 48 |
GU.SARM.EHE. | 2022-05-09T21:55:36.41 | 0.1 | undecidable | manual | S | 36 | 27.8499 | 105 | -0.01 | 100 |
GU.POPM.HHZ. | 2022-05-09T21:55:35.49 | 0.6 | positive | manual | P | 81 | 45.3213 | 50 | 0.25 | 46 |
GU.CARD.HHZ. | 2022-05-09T21:55:34.91 | 0.6 | undecidable | manual | S | 78 | 23.4543 | 108 | -0.05 | 50 |
GU.MAIM.HHZ. | 2022-05-09T21:55:34.92 | 0.6 | undecidable | manual | S | 108 | 24.8529 | 107 | -0.51 | 45 |
GU.EQUI.HHZ. | 2022-05-09T21:55:33.55 | 0.6 | undecidable | manual | S | 351 | 20.7681 | 110 | -0.53 | 45 |
IV.BDI.HHZ. | 2022-05-09T21:55:33.31 | 0.6 | negative | manual | P | 74 | 33.2445 | 103 | 0.09 | 49 |
IV.PII.HHZ. | 2022-05-09T21:55:33.84 | 0.6 | negative | manual | P | 137 | 39.0276 | 50 | -0.43 | 45 |
GU.SARM.EHE. | 2022-05-09T21:55:32.49 | 0.3 | undecidable | manual | P | 36 | 27.8499 | 105 | 0.31 | 70 |
GU.CARD.HHZ. | 2022-05-09T21:55:31.60 | 0.1 | positive | manual | P | 78 | 23.4543 | 108 | 0.26 | 96 |
GU.MAIM.HHZ. | 2022-05-09T21:55:31.96 | 0.6 | undecidable | manual | P | 108 | 24.8529 | 107 | 0.35 | 47 |
GU.EQUI.HHZ. | 2022-05-09T21:55:30.91 | 1.0 | negative | manual | P | 351 | 20.7681 | 110 | 0.08 | 25 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.CARD.HHN. | ML:0.8 | 0.00004545000000000001 | 0.14 | AML | other | m | 2022-05-09T21:55:35.03 |
GU.CARD.HHE. | ML:0.7 | 0.0000351 | 0.52 | AML | other | m | 2022-05-09T21:55:35.38 |
GU.MAIM.HHN. | ML:0.7 | 0.0000303 | 0.16 | AML | other | m | 2022-05-09T21:55:35.77 |
GU.MAIM.HHE. | ML:0.4 | 0.00001485 | 0.42 | AML | other | m | 2022-05-09T21:55:35.74 |