A magnitude ML 0.8 earthquake occured in region: 4 km S Pomarance (PI), on
and geographic coordinates (lat, lon) 43.2630, 10.8830 at 10 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 |
---|---|---|---|---|
Pomarance | PI | 4 | 5897 | 5897 |
Castelnuovo di Val di Cecina | PI | 6 | 2231 | 8128 |
Radicondoli | SI | 13 | 914 | 9042 |
Monterotondo Marittimo | GR | 13 | 1371 | 10413 |
Volterra | PI | 16 | 10519 | 20932 |
Casole d'Elsa | SI | 16 | 3897 | 24829 |
Monteverdi Marittimo | PI | 17 | 758 | 25587 |
Montecatini Val di Cecina | PI | 18 | 1749 | 27336 |
Montieri | GR | 18 | 1204 | 28540 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.8 | 2023-07-09 20:02:48 |
43.2628 | 10.8832 | 10 | 2023-07-09 20:12:32 |
Sala Sismica INGV-Roma | 119116811 |
Field | Value |
---|---|
Time (UTC) | 2023-07-09 20:02:48 ± 0.16 |
Latitude | 43.2628 ± 0.0072 |
Longitude | 10.8832 ± 0.0123 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 119116811 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 862 |
Semi-minor axis of confidence ellipse (meter) | 791 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 263 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 860.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 143 |
Number of associated phases, regardless of their use for origin computation | 21 |
Number of defining phases | 21 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.32 |
Epicentral distance of station closest to the epicenter (degree) | 0.14839 |
Epicentral distance of station farthest from the epicenter (degree) | 0.73205 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.1 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 119116811 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-07-09 20:12:32 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RUFI.EHZ. | 2023-07-09T20:03:12.74 | 0.6 | undecidable | manual | S | 38 | 81.252 | 50 | 0.22 | 44 |
IV.CRMI.HHZ. | 2023-07-09T20:03:06.12 | 0.6 | undecidable | manual | S | 7 | 59.5959 | 50 | -0.62 | 41 |
IV.RUFI.EHZ. | 2023-07-09T20:03:02.61 | 0.1 | undecidable | manual | P | 38 | 81.252 | 50 | 0.43 | 84 |
IV.CSNT.HHZ. | 2023-07-09T20:03:01.28 | 0.6 | undecidable | manual | S | 54 | 40.2264 | 50 | -0.29 | 47 |
IV.CELB.HHZ. | 2023-07-09T20:03:01.93 | 0.1 | undecidable | manual | P | 224 | 79.0653 | 50 | 0.09 | 91 |
IV.MPPT.EHE. | 2023-07-09T20:03:01.92 | 0.1 | undecidable | manual | P | 12 | 78.8655 | 50 | 0.12 | 90 |
IV.OSSC.HHZ. | 2023-07-09T20:03:01.23 | 0.6 | undecidable | manual | S | 45 | 41.1255 | 50 | -0.57 | 43 |
IV.RIBO.EHZ.01 | 2023-07-09T20:03:00.36 | 0.6 | undecidable | manual | S | 159 | 37.2294 | 50 | -0.4 | 46 |
IV.ARCI.HNN. | 2023-07-09T20:03:00.64 | 0.1 | undecidable | manual | P | 133 | 66.1893 | 50 | 0.79 | 76 |
IV.CRMI.HHZ. | 2023-07-09T20:02:58.70 | 0.1 | undecidable | manual | P | 7 | 59.5959 | 50 | -0.14 | 93 |
IV.LOCA.HNE. | 2023-07-09T20:02:58.86 | 0.3 | undecidable | manual | S | 81 | 30.9468 | 50 | -0.24 | 72 |
IV.FROS.CHN. | 2023-07-09T20:02:56.66 | 0.6 | undecidable | manual | S | 105 | 22.8549 | 113 | 0 | 51 |
IV.OSSC.HHZ. | 2023-07-09T20:02:56.02 | 0.1 | undecidable | manual | P | 45 | 41.1255 | 50 | 0.03 | 98 |
IV.RIBO.EHZ.01 | 2023-07-09T20:02:55.56 | 1.0 | undecidable | manual | P | 159 | 37.2294 | 50 | 0.17 | 24 |
IV.CSNT.HHZ. | 2023-07-09T20:02:55.87 | 0.3 | positive | manual | P | 54 | 40.2264 | 50 | 0.01 | 74 |
IV.LOCA.HNE. | 2023-07-09T20:02:54.57 | 0.1 | undecidable | manual | P | 81 | 30.9468 | 50 | 0.14 | 98 |
IV.TRIF.CHE. | 2023-07-09T20:02:54.04 | 0.6 | undecidable | manual | S | 175 | 16.4724 | 120 | -0.65 | 44 |
IV.MALA3.EHE. | 2023-07-09T20:02:54.31 | 0.6 | undecidable | manual | S | 120 | 56.0994 | 50 | -9.99 | 0 |
IV.FROS.CHN. | 2023-07-09T20:02:53.20 | 0.1 | undecidable | manual | P | 105 | 22.8549 | 113 | 0.18 | 98 |
IV.TRIF.CHE. | 2023-07-09T20:02:51.73 | 0.1 | undecidable | manual | P | 175 | 16.4724 | 120 | -0.16 | 100 |
IV.MALA3.EHE. | 2023-07-09T20:02:49.61 | 0.1 | undecidable | manual | P | 120 | 56.0994 | 50 | -8.69 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CSNT.HHE. | ML:0.9 | 0.000023100000000000002 | 0.22 | AML | other | m | 2023-07-09T20:03:02.28 |
IV.CSNT.HHN. | ML:0.9 | 0.00002695 | 1.18 | AML | other | m | 2023-07-09T20:03:02.96 |
IV.OSSC.HHN. | ML:0.8 | 0.0000204 | 0.34 | AML | other | m | 2023-07-09T20:03:02.46 |
IV.OSSC.HHE. | ML:0.9 | 0.00002415 | 0.62 | AML | other | m | 2023-07-09T20:03:03.50 |
IV.CRMI.HHN. | ML:0.7 | 0.00001115 | 0.22 | AML | other | m | 2023-07-09T20:03:07.27 |
IV.CRMI.HHE. | ML:0.7 | 0.000007794999999999999 | 0.28 | AML | other | m | 2023-07-09T20:03:07.81 |