A magnitude ML 1.2 earthquake occured in region: 8 km NW Proceno (VT), on
and geographic coordinates (lat, lon) 42.8150, 11.7810 at 8 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 |
---|---|---|---|---|
Proceno | VT | 8 | 557 | 557 |
Castell'Azzara | GR | 8 | 1476 | 2033 |
Piancastagnaio | SI | 8 | 4230 | 6263 |
Radicofani | SI | 9 | 1097 | 7360 |
San Casciano dei Bagni | SI | 10 | 1632 | 8992 |
Acquapendente | VT | 10 | 5506 | 14498 |
Abbadia San Salvatore | SI | 11 | 6444 | 20942 |
Onano | VT | 14 | 995 | 21937 |
Sorano | GR | 16 | 3428 | 25365 |
Allerona | TR | 16 | 1794 | 27159 |
Santa Fiora | GR | 16 | 2622 | 29781 |
Grotte di Castro | VT | 17 | 2683 | 32464 |
San Lorenzo Nuovo | VT | 18 | 2091 | 34555 |
Castel Viscardo | TR | 19 | 2938 | 37493 |
Cetona | SI | 19 | 2755 | 40248 |
Fabro | TR | 20 | 2876 | 43124 |
Gradoli | VT | 20 | 1353 | 44477 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.2 | 2023-02-24 10:59:44 |
42.8148 | 11.7813 | 8 | 2024-03-01 17:17:59 |
Bollettino Sismico Italiano INGV | 115394301 |
Reviewed Rev100 |
ML 1.3 | 2023-02-24 10:59:44 |
42.8222 | 11.7807 | 7 | 2023-02-24 11:16:37 |
Sala Sismica INGV-Roma | 114756041 |
Field | Value |
---|---|
Time (UTC) | 2023-02-24 10:59:44 ± 0.08 |
Latitude | 42.8148 ± 0.0045 |
Longitude | 11.7813 ± 0.0049 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 115394301 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 411 |
Semi-minor axis of confidence ellipse (meter) | 404 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 199 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 410.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 105 |
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) | 0.22 |
Epicentral distance of station closest to the epicenter (degree) | 0.08454 |
Epicentral distance of station farthest from the epicenter (degree) | 0.59175 |
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 | 1.3 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 114756041 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-02-24 11:16:37 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.3 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 115394301 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-03-15 14:36:56 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ATVA.EHE. | 2023-02-24T11:00:04.98 | 0.6 | undecidable | manual | S | 38 | 65.6898 | 50 | 0.16 | 44 |
IV.CAFI.HHZ. | 2023-02-24T11:00:03.37 | 0.6 | undecidable | manual | S | 15 | 58.9965 | 50 | 0.34 | 43 |
IV.MALA2.EHZ. | 2023-02-24T10:59:55.09 | 0.6 | undecidable | manual | S | 310 | 32.3454 | 104 | -0.57 | 42 |
IV.ATVA.EHE. | 2023-02-24T10:59:55.79 | 0.3 | undecidable | manual | P | 38 | 65.6898 | 50 | -0.28 | 64 |
IV.CAFI.HHZ. | 2023-02-24T10:59:54.88 | 0.3 | undecidable | manual | P | 15 | 58.9965 | 50 | -0.16 | 67 |
IV.MGAB.HNN. | 2023-02-24T10:59:54.68 | 0.6 | undecidable | manual | S | 68 | 29.0487 | 105 | 0.13 | 47 |
IV.ARCI.HHZ. | 2023-02-24T10:59:53.14 | 0.6 | undecidable | manual | S | 279 | 25.2525 | 107 | -0.15 | 47 |
IV.LATE.HHE. | 2023-02-24T10:59:52.00 | 0.6 | undecidable | manual | S | 175 | 22.3554 | 109 | -0.35 | 46 |
IV.MALA0.EHN. | 2023-02-24T10:59:51.02 | 0.3 | undecidable | manual | P | 310 | 32.745 | 104 | 0.15 | 70 |
IV.MALA2.EHZ. | 2023-02-24T10:59:50.75 | 0.3 | undecidable | manual | P | 310 | 32.3454 | 104 | -0.03 | 72 |
IV.ARCI.HHZ. | 2023-02-24T10:59:49.45 | 0.1 | undecidable | manual | P | 279 | 25.2525 | 107 | 0.04 | 97 |
IV.MGAB.HNN. | 2023-02-24T10:59:49.76 | 0.3 | undecidable | manual | P | 68 | 29.0487 | 105 | -0.38 | 67 |
IV.LATE.HHE. | 2023-02-24T10:59:49.28 | 0.3 | undecidable | manual | P | 175 | 22.3554 | 109 | 0.41 | 68 |
TV.SF11.HHE. | 2023-02-24T10:59:48.63 | 0.3 | undecidable | manual | S | 306 | 10.2786 | 128 | 0.02 | 75 |
IV.MCIV.CHZ. | 2023-02-24T10:59:48.32 | 0.3 | undecidable | manual | S | 245 | 9.3795 | 130 | -0.06 | 74 |
IV.SACS.HHZ. | 2023-02-24T10:59:48.89 | 0.6 | undecidable | manual | S | 70 | 11.0778 | 125 | 0.04 | 50 |
TV.SF11.HHE. | 2023-02-24T10:59:47.11 | 0.1 | undecidable | manual | P | 306 | 10.2786 | 128 | 0.4 | 92 |
IV.MCIV.CHZ. | 2023-02-24T10:59:46.61 | 0.1 | positive | manual | P | 245 | 9.3795 | 130 | 0.03 | 100 |
IV.SACS.HHZ. | 2023-02-24T10:59:46.83 | 0.1 | positive | manual | P | 70 | 11.0778 | 125 | -0.02 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MCIV.CHN. | ML:1.5 | 0.0004505 | 0.78 | AML | other | m | 2023-02-24T10:59:49.44 |
IV.SACS.HHN. | ML:1.4 | 0.0002985 | 0.28 | AML | other | m | 2023-02-24T10:59:51.41 |
IV.SACS.HHE. | ML:1.3 | 0.000275 | 0.62 | AML | other | m | 2023-02-24T10:59:51.83 |
IV.MCIV.CHE. | ML:1.5 | 0.000516 | 0.54 | AML | other | m | 2023-02-24T10:59:51.74 |
IV.ARCI.HNN. | ML:1.0 | 0.00005909523 | 1.7376 | AML | other | m | 2023-02-24T10:59:53.06 |
IV.ARCI.HHN. | ML:1.0 | 0.0000621 | 0.48 | AML | other | m | 2023-02-24T10:59:54.06 |
IV.ARCI.HHE. | ML:1.3 | 0.00013000000000000002 | 0.24 | AML | other | m | 2023-02-24T10:59:54.66 |
IV.ARCI.HNE. | ML:1.3 | 0.0001228147 | 0.256 | AML | other | m | 2023-02-24T10:59:54.66 |
IV.CAFI.HHE. | ML:0.8 | 0.000014545886 | 0.1984 | AML | other | m | 2023-02-24T11:00:04.93 |
IV.CAFI.HHN. | ML:0.8 | 0.000013244567 | 1.6224 | AML | other | m | 2023-02-24T11:00:05.91 |