A magnitude ML 1.1 earthquake occured in region: 1 km NE Montieri (GR), on
and geographic coordinates (lat, lon) 43.1370, 11.0290 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 | 1 | 1204 | 1204 |
Chiusdino | SI | 5 | 1903 | 3107 |
Monticiano | SI | 12 | 1571 | 4678 |
Castelnuovo di Val di Cecina | PI | 13 | 2231 | 6909 |
Monterotondo Marittimo | GR | 14 | 1371 | 8280 |
Radicondoli | SI | 14 | 914 | 9194 |
Massa Marittima | GR | 15 | 8375 | 17569 |
Roccastrada | GR | 18 | 9199 | 26768 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2023-02-11 11:35:44 |
43.1368 | 11.029 | 10 | 2023-02-11 11:45:36 |
Sala Sismica INGV-Roma | 114342921 |
Field | Value |
---|---|
Time (UTC) | 2023-02-11 11:35:44 ± 0.13 |
Latitude | 43.1368 ± 0.0099 |
Longitude | 11.0290 ± 0.0136 |
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 | 114342921 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1354 |
Semi-minor axis of confidence ellipse (meter) | 638 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 312 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1350.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 125 |
Number of associated phases, regardless of their use for origin computation | 13 |
Number of defining phases | 11 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.35 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.43347 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 114342921 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-02-11 11:45:36 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ARCI.HHZ. | 2023-02-11T11:36:00.33 | 0.6 | undecidable | manual | S | 131 | 48.1185 | 50 | -0.09 | 48 |
IV.CSNT.HHZ. | 2023-02-11T11:35:58.62 | 0.3 | undecidable | manual | S | 29 | 42.8238 | 50 | -0.4 | 68 |
IV.MALA2.EHZ. | 2023-02-11T11:35:57.49 | 3.0 | undecidable | manual | S | 0 | ||||
IV.CASP.HHZ. | 2023-02-11T11:35:57.79 | 0.3 | undecidable | manual | S | 199 | 40.626 | 50 | -0.64 | 63 |
IV.ARCI.HHZ. | 2023-02-11T11:35:54.08 | 0.3 | undecidable | manual | P | 131 | 48.1185 | 50 | 0.26 | 69 |
IV.MALA2.EHZ. | 2023-02-11T11:35:54.75 | 3.0 | undecidable | manual | P | 0 | ||||
IV.CSNT.HHZ. | 2023-02-11T11:35:53.25 | 0.3 | undecidable | manual | P | 29 | 42.8238 | 50 | 0.24 | 70 |
IV.CASP.HHZ. | 2023-02-11T11:35:53.15 | 0.3 | undecidable | manual | P | 199 | 40.626 | 50 | 0.48 | 67 |
IV.OSSC.HHZ. | 2023-02-11T11:35:53.75 | 0.3 | undecidable | manual | P | 22 | 46.3203 | 50 | 0.2 | 70 |
IV.FROS.CHZ. | 2023-02-11T11:35:50.06 | 0.3 | undecidable | manual | S | 52 | 13.0758 | 126 | -0.37 | 72 |
IV.TRIF.CHZ. | 2023-02-11T11:35:49.42 | 0.3 | undecidable | manual | S | 257 | 10.4784 | 132 | -0.32 | 73 |
IV.FROS.CHZ. | 2023-02-11T11:35:48.21 | 0.1 | undecidable | manual | P | 52 | 13.0758 | 126 | 0.16 | 100 |
IV.TRIF.CHZ. | 2023-02-11T11:35:47.91 | 0.1 | undecidable | manual | P | 257 | 10.4784 | 132 | 0.26 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.TRIF.CHN. | ML:1.2 | 0.000206 | 0.48 | AML | other | m | 2023-02-11T11:35:49.58 |
IV.TRIF.CHE. | ML:1.3 | 0.00026250000000000004 | 1.74 | AML | other | m | 2023-02-11T11:35:50.89 |
IV.FROS.CHE. | ML:1.1 | 0.00014800000000000002 | 0.62 | AML | other | m | 2023-02-11T11:35:50.14 |
IV.FROS.CHN. | ML:1.1 | 0.000133 | 0.18 | AML | other | m | 2023-02-11T11:35:50.36 |
IV.CASP.HHE. | ML:1.0 | 0.0000368 | 0.38 | AML | other | m | 2023-02-11T11:35:58.43 |
IV.CASP.HHN. | ML:1.2 | 0.000054800000000000004 | 0.22 | AML | other | m | 2023-02-11T11:35:58.40 |
IV.ARCI.HHE. | ML:0.7 | 0.0000128393485 | 0.6976 | AML | other | m | 2023-02-11T11:36:00.88 |
IV.ARCI.HHN. | ML:0.7 | 0.000014848935 | 1.1008 | AML | other | m | 2023-02-11T11:36:00.59 |