A magnitude ML 1.3 earthquake occured in region: 5 km NW Chiusdino (SI), on
and geographic coordinates (lat, lon) 43.1890, 11.0430 at 10 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 | 5 | 1903 | 1903 |
Montieri | GR | 7 | 1204 | 3107 |
Radicondoli | SI | 8 | 914 | 4021 |
Castelnuovo di Val di Cecina | PI | 11 | 2231 | 6252 |
Monticiano | SI | 12 | 1571 | 7823 |
Monterotondo Marittimo | GR | 16 | 1371 | 9194 |
Casole d'Elsa | SI | 17 | 3897 | 13091 |
Sovicille | SI | 18 | 10116 | 23207 |
Pomarance | PI | 19 | 5897 | 29104 |
Massa Marittima | GR | 20 | 8375 | 37479 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.3 | 2023-02-15 14:06:23 |
43.1892 | 11.0433 | 10 | 2024-03-01 17:18:00 |
Bollettino Sismico Italiano INGV | 115743111 |
Reviewed Rev100 |
ML 1.6 | 2023-02-15 14:06:23 |
43.1957 | 11.0402 | 9 | 2023-02-15 14:22:55 |
Sala Sismica INGV-Roma | 114455861 |
Field | Value |
---|---|
Time (UTC) | 2023-02-15 14:06:23 ± 0.15 |
Latitude | 43.1892 ± 0.0117 |
Longitude | 11.0433 ± 0.0173 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 115743111 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1766 |
Semi-minor axis of confidence ellipse (meter) | 137 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 133 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1770.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 150 |
Number of associated phases, regardless of their use for origin computation | 10 |
Number of defining phases | 9 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.34 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.46135 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 115743111 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-03-28 14:52:48 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.5 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 114455861 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-02-15 14:22:55 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CASP.HHZ. | 2023-02-15T14:06:38.50 | 0.3 | undecidable | manual | S | 198 | 46.5201 | 50 | -0.45 | 67 |
IV.OSSC.HHE. | 2023-02-15T14:06:37.10 | 0.3 | undecidable | manual | S | 24 | 40.5261 | 50 | -0.26 | 70 |
IV.ARCI.HNZ. | 2023-02-15T14:06:33.28 | 1.0 | undecidable | manual | P | 137 | 51.2154 | 50 | 0.01 | 24 |
IV.CASP.HHZ. | 2023-02-15T14:06:33.00 | 0.1 | undecidable | manual | P | 198 | 46.5201 | 50 | 0.46 | 89 |
IV.OSSC.HHE. | 2023-02-15T14:06:31.83 | 0.6 | undecidable | manual | P | 24 | 40.5261 | 50 | 0.21 | 47 |
IV.TRIF.CHZ. | 2023-02-15T14:06:29.40 | 0.3 | undecidable | manual | S | 234 | 14.0748 | 125 | -0.31 | 73 |
IV.CELB.HHZ. | 2023-02-15T14:06:29.10 | 3.0 | undecidable | manual | P | 0 | ||||
IV.FROS.CHZ. | 2023-02-15T14:06:28.20 | 0.3 | undecidable | manual | S | 76 | 9.3795 | 136 | -0.27 | 74 |
IV.TRIF.CHZ. | 2023-02-15T14:06:27.47 | 0.3 | undecidable | manual | P | 234 | 14.0748 | 125 | 0.26 | 74 |
IV.FROS.CHZ. | 2023-02-15T14:06:26.70 | 0.1 | negative | manual | P | 76 | 9.3795 | 136 | 0.21 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FROS.CHE. | ML:0.0 | 0.0004813728 | 0.1472 | AML | other | m | 2023-02-15T14:06:28.47 |
IV.FROS.CHN. | ML:0.0 | 0.0007419238000000001 | 0.192 | AML | other | m | 2023-02-15T14:06:28.39 |
IV.TRIF.CHN. | ML:0.0 | 0.0001260937 | 0.2624 | AML | other | m | 2023-02-15T14:06:31.11 |
IV.TRIF.CHE. | ML:0.0 | 0.00016056095 | 0.3392 | AML | other | m | 2023-02-15T14:06:30.36 |
IV.CASP.HHN. | ML:0.0 | 0.0000831264 | 0.3392 | AML | other | m | 2023-02-15T14:06:38.77 |
IV.CASP.HHE. | ML:0.0 | 0.000065899295 | 0.16 | AML | other | m | 2023-02-15T14:06:39.08 |
IV.ARCI.HHE. | ML:0.8 | 0.000017421945 | 2.1248 | AML | other | m | 2023-02-15T14:06:41.86 |
IV.ARCI.HHN. | ML:0.8 | 0.000016045325 | 1.8816 | AML | other | m | 2023-02-15T14:06:42.33 |