A magnitude ML 1.6 earthquake occured in region: 6 km NW Chiusdino (SI), on
and geographic coordinates (lat, lon) 43.1990, 11.0500 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 | 6 | 1903 | 1903 |
Radicondoli | SI | 7 | 914 | 2817 |
Montieri | GR | 8 | 1204 | 4021 |
Castelnuovo di Val di Cecina | PI | 12 | 2231 | 6252 |
Monticiano | SI | 12 | 1571 | 7823 |
Casole d'Elsa | SI | 16 | 3897 | 11720 |
Monterotondo Marittimo | GR | 17 | 1371 | 13091 |
Sovicille | SI | 17 | 10116 | 23207 |
Pomarance | PI | 18 | 5897 | 29104 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.6 | 2023-10-19 00:10:11 |
43.1987 | 11.0497 | 10 | 2023-10-19 00:15:37 |
Sala Sismica INGV-Roma | 122185101 |
Field | Value |
---|---|
Time (UTC) | 2023-10-19 00:10:11 ± 0.11 |
Latitude | 43.1987 ± 0.0072 |
Longitude | 11.0497 ± 0.0111 |
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 | 122185101 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1038 |
Semi-minor axis of confidence ellipse (meter) | 232 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 124 |
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) | 99 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.33 |
Epicentral distance of station closest to the epicenter (degree) | 0.07824 |
Epicentral distance of station farthest from the epicenter (degree) | 0.64661 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.3 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 122185101 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-10-19 00:15:37 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.PII.HHZ. | 2023-10-19T00:10:33.92 | 0.6 | undecidable | manual | S | 324 | 71.7726 | 50 | 0.02 | 45 |
IV.CASP.HHZ. | 2023-10-19T00:10:27.06 | 0.6 | undecidable | manual | S | 198 | 47.619 | 50 | -0.4 | 44 |
IV.PII.HHZ. | 2023-10-19T00:10:25.05 | 0.6 | undecidable | manual | P | 324 | 71.7726 | 50 | 0.42 | 42 |
IV.OSSC.HHE. | 2023-10-19T00:10:24.90 | 0.6 | undecidable | manual | S | 24 | 39.3273 | 50 | -0.35 | 45 |
IV.CSNT.HHZ. | 2023-10-19T00:10:23.73 | 0.6 | undecidable | manual | S | 32 | 36.1416 | 50 | -0.65 | 41 |
IV.CASP.HHZ. | 2023-10-19T00:10:21.73 | 0.3 | undecidable | manual | P | 198 | 47.619 | 50 | 0.82 | 57 |
IV.RIBO.EHZ.01 | 2023-10-19T00:10:21.77 | 0.3 | undecidable | manual | S | 181 | 27.75 | 50 | -0.37 | 69 |
IV.CSNT.HHZ. | 2023-10-19T00:10:19.22 | 0.3 | undecidable | manual | P | 32 | 36.1416 | 50 | 0.09 | 72 |
IV.OSSC.HHE. | 2023-10-19T00:10:19.70 | 0.3 | undecidable | manual | P | 24 | 39.3273 | 50 | 0.07 | 71 |
IV.LOCA.HHZ. | 2023-10-19T00:10:19.60 | 0.6 | undecidable | manual | S | 55 | 20.9679 | 115 | -0.36 | 46 |
IV.RIBO.EHZ.01 | 2023-10-19T00:10:18.08 | 0.1 | positive | manual | P | 181 | 27.75 | 50 | 0.24 | 94 |
IV.TRIF.CHZ. | 2023-10-19T00:10:17.65 | 0.3 | undecidable | manual | S | 232 | 15.0738 | 123 | -0.53 | 67 |
IV.LOCA.HHZ. | 2023-10-19T00:10:16.83 | 0.3 | undecidable | manual | P | 55 | 20.9679 | 115 | 0.25 | 71 |
IV.FROS.CHZ. | 2023-10-19T00:10:16.28 | 0.3 | undecidable | manual | S | 82 | 8.6802 | 138 | -0.19 | 73 |
IV.TRIF.CHZ. | 2023-10-19T00:10:15.59 | 0.1 | positive | manual | P | 232 | 15.0738 | 123 | 0.04 | 100 |
IV.FROS.CHZ. | 2023-10-19T00:10:14.89 | 0.1 | positive | manual | P | 82 | 8.6802 | 138 | 0.32 | 95 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FROS.CHN. | ML:1.9 | 0.00113365705 | 0.096 | AML | other | m | 2023-10-19T00:10:16.72 |
IV.FROS.CHE. | ML:1.9 | 0.00109 | 0.32 | AML | other | m | 2023-10-19T00:10:16.56 |
IV.TRIF.CHN. | ML:1.7 | 0.00046102869999999996 | 0.2 | AML | other | m | 2023-10-19T00:10:17.91 |
IV.TRIF.CHE. | ML:2.0 | 0.0010665 | 0.24 | AML | other | m | 2023-10-19T00:10:18.24 |
IV.CASP.HHN. | ML:1.2 | 0.00004201832499999999 | 0.96 | AML | other | m | 2023-10-19T00:10:41.55 |
IV.CASP.HHE. | ML:1.1 | 0.000036935485000000005 | 0.34 | AML | other | m | 2023-10-19T00:10:31.91 |
IV.RIBO.EHE.01 | ML:1.5 | 0.00016052745 | 0.2 | AML | other | m | 2023-10-19T00:10:21.82 |
IV.RIBO.EHN.01 | ML:1.5 | 0.00018545566999999998 | 0.88 | AML | other | m | 2023-10-19T00:10:32.77 |
IV.CSNT.HHE. | ML:1.3 | 0.00008153951 | 0.36 | AML | other | m | 2023-10-19T00:10:24.53 |
IV.CSNT.HHN. | ML:1.2 | 0.00006207063 | 0.22 | AML | other | m | 2023-10-19T00:10:24.55 |
IV.CASP.HNE. | ML:1.6 | 0.00012628457 | 0.61 | AML | other | m | 2023-10-19T00:10:30.15 |
IV.CASP.HNN. | ML:1.7 | 0.00013425914 | 0.91 | AML | other | m | 2023-10-19T00:10:37.42 |