A magnitude ML 1.2 earthquake occured in region: 4 km NE Montieri (GR), on
and geographic coordinates (lat, lon) 43.1620, 11.0410 at 9 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 | 4 | 1204 | 1204 |
Chiusdino | SI | 4 | 1903 | 3107 |
Radicondoli | SI | 11 | 914 | 4021 |
Monticiano | SI | 12 | 1571 | 5592 |
Castelnuovo di Val di Cecina | PI | 12 | 2231 | 7823 |
Monterotondo Marittimo | GR | 15 | 1371 | 9194 |
Massa Marittima | GR | 17 | 8375 | 17569 |
Roccastrada | GR | 20 | 9199 | 26768 |
Casole d'Elsa | SI | 20 | 3897 | 30665 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2023-07-15 00:13:48 |
43.1622 | 11.0408 | 9 | 2023-07-15 00:22:30 |
Sala Sismica INGV-Roma | 119275301 |
Field | Value |
---|---|
Time (UTC) | 2023-07-15 00:13:48 ± 0.16 |
Latitude | 43.1622 ± 0.0081 |
Longitude | 11.0408 ± 0.0148 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 119275301 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1088 |
Semi-minor axis of confidence ellipse (meter) | 933 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 274 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1090.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 81 |
Number of associated phases, regardless of their use for origin computation | 19 |
Number of defining phases | 19 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.43 |
Epicentral distance of station closest to the epicenter (degree) | 0.09623 |
Epicentral distance of station farthest from the epicenter (degree) | 0.67359 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 119275301 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-07-15 00:22:30 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ARCI.HHE. | 2023-07-15T00:14:05.42 | 0.6 | undecidable | manual | S | 134 | 49.2174 | 50 | 0.41 | 43 |
IV.PII.HHE. | 2023-07-15T00:14:02.48 | 0.6 | undecidable | manual | P | 326 | 74.7696 | 50 | 0.33 | 42 |
IV.MALA5.EHE. | 2023-07-15T00:14:01.77 | 0.3 | undecidable | manual | S | 116 | 39.3273 | 50 | -0.6 | 62 |
IV.MALA0.EHE. | 2023-07-15T00:14:01.76 | 0.3 | undecidable | manual | S | 116 | 39.1275 | 50 | -0.55 | 63 |
IV.MALA2.EHE. | 2023-07-15T00:14:01.91 | 0.3 | undecidable | manual | S | 116 | 39.5271 | 50 | -0.51 | 64 |
IV.CSNT.HHZ. | 2023-07-15T00:14:01.72 | 0.3 | undecidable | manual | S | 30 | 39.9267 | 50 | -0.8 | 57 |
IV.MALA4.EHE. | 2023-07-15T00:14:01.84 | 0.3 | undecidable | manual | S | 116 | 39.4272 | 50 | -0.55 | 63 |
IV.ARCI.HHE. | 2023-07-15T00:13:58.60 | 0.1 | undecidable | manual | P | 134 | 49.2174 | 50 | 0.37 | 87 |
IV.RIBO.EHZ. | 2023-07-15T00:13:57.34 | 0.3 | undecidable | manual | S | 179 | 23.6541 | 111 | -0.41 | 68 |
IV.MALA5.EHE. | 2023-07-15T00:13:57.48 | 0.1 | undecidable | manual | P | 116 | 39.3273 | 50 | 0.78 | 77 |
IV.MALA0.EHE. | 2023-07-15T00:13:57.00 | 0.1 | undecidable | manual | P | 116 | 39.1275 | 50 | 0.34 | 89 |
IV.MALA2.EHE. | 2023-07-15T00:13:57.48 | 0.1 | undecidable | manual | P | 116 | 39.5271 | 50 | 0.75 | 78 |
IV.CSNT.HHZ. | 2023-07-15T00:13:56.77 | 0.1 | undecidable | manual | P | 30 | 39.9267 | 50 | -0.02 | 95 |
IV.MALA4.EHE. | 2023-07-15T00:13:56.93 | 0.1 | undecidable | manual | P | 116 | 39.4272 | 50 | 0.22 | 91 |
IV.RIBO.EHZ. | 2023-07-15T00:13:54.21 | 0.1 | undecidable | manual | P | 179 | 23.6541 | 111 | 0.18 | 95 |
IV.TRIF.CHZ. | 2023-07-15T00:13:53.65 | 0.3 | undecidable | manual | S | 245 | 12.3765 | 126 | -0.63 | 64 |
IV.FROS.CHZ. | 2023-07-15T00:13:53.73 | 0.6 | undecidable | manual | S | 60 | 10.6782 | 130 | -0.1 | 49 |
IV.TRIF.CHZ. | 2023-07-15T00:13:52.02 | 0.1 | undecidable | manual | P | 245 | 12.3765 | 126 | -0.01 | 100 |
IV.FROS.CHZ. | 2023-07-15T00:13:51.90 | 0.1 | undecidable | manual | P | 60 | 10.6782 | 130 | 0.13 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FROS.CHN. | ML:1.6 | 0.00044790485 | 0.112 | AML | other | m | 2023-07-15T00:13:53.95 |
IV.FROS.CHE. | ML:1.2 | 0.0002323333 | 0.12 | AML | other | m | 2023-07-15T00:13:53.95 |
IV.TRIF.CHE. | ML:1.4 | 0.00030411515 | 0.16 | AML | other | m | 2023-07-15T00:13:54.87 |
IV.TRIF.CHN. | ML:1.4 | 0.00027800000000000004 | 0.18 | AML | other | m | 2023-07-15T00:13:55.26 |
IV.RIBO.EHN. | ML:0.8 | 0.00003856312 | 0.14 | AML | other | m | 2023-07-15T00:13:57.48 |
IV.RIBO.EHE.01 | ML:1.3 | 0.00012591712 | 0.14 | AML | other | m | 2023-07-15T00:13:57.77 |
IV.CSNT.HHE. | ML:0.6 | 0.00001477639 | 0.2 | AML | other | m | 2023-07-15T00:14:01.99 |
IV.CSNT.HHN. | ML:0.9 | 0.000026686500000000003 | 0.22 | AML | other | m | 2023-07-15T00:14:01.84 |