A magnitude ML 1.0 earthquake occured in region: 4 km W Chiusdino (SI), on
and geographic coordinates (lat, lon) 43.1740, 11.0430 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 |
---|---|---|---|---|
Chiusdino | SI | 4 | 1903 | 1903 |
Montieri | GR | 5 | 1204 | 3107 |
Radicondoli | SI | 10 | 914 | 4021 |
Castelnuovo di Val di Cecina | PI | 12 | 2231 | 6252 |
Monticiano | SI | 12 | 1571 | 7823 |
Monterotondo Marittimo | GR | 15 | 1371 | 9194 |
Massa Marittima | GR | 19 | 8375 | 17569 |
Casole d'Elsa | SI | 19 | 3897 | 21466 |
Sovicille | SI | 19 | 10116 | 31582 |
Pomarance | PI | 20 | 5897 | 37479 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2023-03-26 06:19:25 |
43.1737 | 11.0428 | 11 | 2023-03-26 06:46:43 |
Sala Sismica INGV-Roma | 115740781 |
Field | Value |
---|---|
Time (UTC) | 2023-03-26 06:19:25 ± 0.1 |
Latitude | 43.1737 ± 0.0054 |
Longitude | 11.0428 ± 0.0086 |
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 | 115740781 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 736 |
Semi-minor axis of confidence ellipse (meter) | 466 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 300 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 740.0 |
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 | 16 |
Number of defining phases | 15 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.27 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.45056 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.0 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 115740781 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-03-26 06:46:43 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ARCI.HHE. | 2023-03-26T06:19:40.95 | 0.1 | undecidable | manual | S | 135 | 50.0166 | 50 | -0.23 | 91 |
IV.CASP.HHE. | 2023-03-26T06:19:39.44 | 0.1 | undecidable | manual | S | 199 | 44.8218 | 50 | -0.35 | 90 |
IV.CAFI.HHZ. | 2023-03-26T06:19:39.11 | 3.0 | undecidable | manual | P | 0 | 0 | |||
IV.MALA2.EHZ. | 2023-03-26T06:19:38.55 | 0.1 | undecidable | manual | S | 118 | 40.0266 | 50 | 0.05 | 96 |
IV.OSSC.HHE. | 2023-03-26T06:19:38.85 | 0.6 | undecidable | manual | S | 23 | 42.1245 | 50 | -0.21 | 46 |
IV.CSNT.HHN. | 2023-03-26T06:19:37.83 | 0.1 | undecidable | manual | S | 31 | 38.7279 | 50 | -0.33 | 91 |
IV.ARCI.HHE. | 2023-03-26T06:19:35.01 | 0.3 | undecidable | manual | P | 135 | 50.0166 | 50 | 0.57 | 63 |
IV.CASP.HHE. | 2023-03-26T06:19:33.87 | 0.6 | undecidable | manual | P | 199 | 44.8218 | 50 | 0.23 | 46 |
IV.MALA2.EHZ. | 2023-03-26T06:19:33.00 | 0.3 | undecidable | manual | P | 118 | 40.0266 | 50 | 0.11 | 71 |
IV.OSSC.HHE. | 2023-03-26T06:19:33.46 | 0.1 | undecidable | manual | P | 23 | 42.1245 | 50 | 0.24 | 92 |
IV.CSNT.HHN. | 2023-03-26T06:19:32.89 | 0.1 | undecidable | manual | P | 31 | 38.7279 | 50 | 0.19 | 94 |
IV.RIBO.EHZ. | 2023-03-26T06:19:30.80 | 1.0 | undecidable | manual | P | 179 | 24.9528 | 50 | 0.23 | 24 |
IV.TRIF.CHZ. | 2023-03-26T06:19:30.75 | 0.3 | undecidable | manual | S | 240 | 13.0758 | 129 | -0.31 | 72 |
IV.FROS.CHZ. | 2023-03-26T06:19:29.91 | 0.3 | undecidable | manual | S | 66 | 9.9789 | 136 | -0.36 | 71 |
IV.FROS.CHZ. | 2023-03-26T06:19:28.26 | 0.1 | negative | manual | P | 66 | 9.9789 | 136 | 0.12 | 100 |
IV.TRIF.CHZ. | 2023-03-26T06:19:28.84 | 0.1 | positive | manual | P | 240 | 13.0758 | 129 | 0.24 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.TRIF.CHN. | ML:1.1 | 0.0001189 | 1.34 | AML | other | m | 2023-03-26T06:19:30.78 |
IV.TRIF.CHE. | ML:1.0 | 0.00010400000000000001 | 1 | AML | other | m | 2023-03-26T06:19:31.01 |