A magnitude ML 1.4 earthquake occured in region: 4 km NW Montieri (GR), on
and geographic coordinates (lat, lon) 43.1570, 10.9750 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 |
---|---|---|---|---|
Montieri | GR | 5 | 1204 | 1204 |
Castelnuovo di Val di Cecina | PI | 8 | 2231 | 3435 |
Chiusdino | SI | 9 | 1903 | 5338 |
Monterotondo Marittimo | GR | 10 | 1371 | 6709 |
Radicondoli | SI | 13 | 914 | 7623 |
Massa Marittima | GR | 14 | 8375 | 15998 |
Monticiano | SI | 17 | 1571 | 17569 |
Pomarance | PI | 18 | 5897 | 23466 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
Md 2.0
ML 1.4 |
2023-08-13 05:29:37 |
43.1573 | 10.9747 | 10 | 2023-08-13 05:33:38 |
Sala Sismica INGV-Roma | 120076551 |
Field | Value |
---|---|
Time (UTC) | 2023-08-13 05:29:37 ± 0.15 |
Latitude | 43.1573 ± 0.0099 |
Longitude | 10.9747 ± 0.0185 |
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 | 120076551 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1683 |
Semi-minor axis of confidence ellipse (meter) | 761 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 301 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1680.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 165 |
Number of associated phases, regardless of their use for origin computation | 10 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.06745 |
Epicentral distance of station farthest from the epicenter (degree) | 0.47664 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.3 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 120076551 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-08-13 05:33:38 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | 0.0 |
Num. used stations | 1 |
Type of magnitude | Md |
Reference to an origin | 120076551 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-08-13 05:33:38 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ARCI.HHZ. | 2023-08-13T05:29:53.41 | 0.6 | undecidable | manual | S | 130 | 52.9026 | 50 | -0.48 | 43 |
IV.CASP.HHZ. | 2023-08-13T05:29:50.64 | 0.6 | undecidable | manual | S | 192 | 41.625 | 50 | -0.24 | 46 |
IV.CSNT.HHZ. | 2023-08-13T05:29:50.86 | 0.6 | undecidable | manual | S | 36 | 43.3233 | 50 | -0.47 | 43 |
IV.ARCI.HHZ. | 2023-08-13T05:29:47.25 | 0.3 | negative | manual | P | 130 | 52.9026 | 50 | 0.44 | 65 |
IV.CSNT.HHZ. | 2023-08-13T05:29:45.46 | 0.1 | negative | manual | P | 36 | 43.3233 | 50 | 0.13 | 94 |
IV.CASP.HHZ. | 2023-08-13T05:29:45.35 | 0.3 | negative | manual | P | 192 | 41.625 | 50 | 0.27 | 68 |
IV.RIBO.EHZ.01 | 2023-08-13T05:29:42.35 | 1.0 | undecidable | manual | P | 166 | 23.8539 | 50 | 0.02 | 25 |
IV.TRIF.CHZ. | 2023-08-13T05:29:41.04 | 0.6 | undecidable | manual | S | 231 | 7.4814 | 144 | -0.52 | 46 |
IV.FROS.CHZ. | 2023-08-13T05:29:40.95 | 0.1 | positive | manual | P | 68 | 15.7731 | 123 | 0.03 | 100 |
IV.TRIF.CHZ. | 2023-08-13T05:29:39.83 | 0.1 | negative | manual | P | 231 | 7.4814 | 144 | 0.14 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.TRIF.CHN. | ML:2.1 | 0.0017900000000000001 | 0.72 | AML | other | m | 2023-08-13T05:29:41.33 |
IV.TRIF.CHE. | ML:2.2 | 0.00216 | 0.1 | AML | other | m | 2023-08-13T05:29:41.64 |
IV.FROS.CHE. | ML:1.6 | 0.000347 | 0.22 | AML | other | m | 2023-08-13T05:29:43.31 |
IV.RIBO.EHN.01 | ML:1.5 | 0.0001973 | 0.12 | AML | other | m | 2023-08-13T05:29:43.37 |
IV.FROS.CHN. | ML:1.6 | 0.00032250000000000003 | 0.3 | AML | other | m | 2023-08-13T05:29:43.37 |
IV.RIBO.EHE.01 | ML:1.3 | 0.000129 | 1.02 | AML | other | m | 2023-08-13T05:29:48.26 |
IV.CSNT.HHE. | ML:0.9 | 0.00002255 | 0.66 | AML | other | m | 2023-08-13T05:29:51.10 |
IV.CSNT.HHN. | ML:0.8 | 0.000022199999999999998 | 0.26 | AML | other | m | 2023-08-13T05:29:51.20 |
IV.CASP.HHN. | ML:1.1 | 0.00004555 | 1.1 | AML | other | m | 2023-08-13T05:29:51.35 |
IV.ARCI.HHE. | ML:1.3 | 0.00004704999999999999 | 1.34 | AML | other | m | 2023-08-13T05:29:54.88 |
IV.ARCI.HHN. | ML:1.4 | 0.0000571 | 0.14 | AML | other | m | 2023-08-13T05:29:54.46 |
IV.CASP.HHE. | ML:1.0 | 0.0000368 | 1.78 | AML | other | m | 2023-08-13T05:29:55.09 |