A magnitude ML 1.4 earthquake occured in region: 7 km NW Proceno (VT), on
and geographic coordinates (lat, lon) 42.8090, 11.7800 at 10 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 | 7 | 557 | 557 |
Castell'Azzara | GR | 8 | 1476 | 2033 |
Piancastagnaio | SI | 9 | 4230 | 6263 |
Acquapendente | VT | 10 | 5506 | 11769 |
Radicofani | SI | 10 | 1097 | 12866 |
San Casciano dei Bagni | SI | 11 | 1632 | 14498 |
Abbadia San Salvatore | SI | 12 | 6444 | 20942 |
Onano | VT | 13 | 995 | 21937 |
Sorano | GR | 15 | 3428 | 25365 |
Allerona | TR | 16 | 1794 | 27159 |
Santa Fiora | GR | 16 | 2622 | 29781 |
Grotte di Castro | VT | 17 | 2683 | 32464 |
San Lorenzo Nuovo | VT | 17 | 2091 | 34555 |
Castel Viscardo | TR | 19 | 2938 | 37493 |
Gradoli | VT | 19 | 1353 | 38846 |
Castel Giorgio | TR | 20 | 2131 | 40977 |
Cetona | SI | 20 | 2755 | 43732 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.4 | 2023-02-25 23:27:55 |
42.8087 | 11.7803 | 10 | 2024-03-01 17:17:59 |
Bollettino Sismico Italiano INGV | 115428871 |
Field | Value |
---|---|
Time (UTC) | 2023-02-25 23:27:55 ± 0.1 |
Latitude | 42.8087 ± 0.0072 |
Longitude | 11.7803 ± 0.0074 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 115428871 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 746 |
Semi-minor axis of confidence ellipse (meter) | 608 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 195 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 750.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 108 |
Number of associated phases, regardless of their use for origin computation | 17 |
Number of defining phases | 17 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.29 |
Epicentral distance of station closest to the epicenter (degree) | 0.08184 |
Epicentral distance of station farthest from the epicenter (degree) | 0.68259 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.1 |
Num. used stations | 11 |
Type of magnitude | ML |
Reference to an origin | 115428871 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-03-16 11:03:20 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CAFI.HNN. | 2023-02-25T23:28:14.94 | 0.6 | undecidable | manual | S | 15 | 59.6958 | 50 | 0.69 | 39 |
IV.ATLO.EHE. | 2023-02-25T23:28:09.20 | 0.3 | undecidable | manual | P | 42 | 75.7686 | 50 | 0.39 | 62 |
IV.CAFI.HNN. | 2023-02-25T23:28:06.56 | 0.3 | undecidable | manual | P | 15 | 59.6958 | 50 | 0.22 | 66 |
IV.MALA4.EHZ. | 2023-02-25T23:28:06.57 | 0.6 | undecidable | manual | S | 312 | 32.9448 | 50 | -0.53 | 43 |
IV.MALA5.EHN. | 2023-02-25T23:28:06.66 | 0.6 | undecidable | manual | S | 312 | 32.9448 | 50 | -0.46 | 44 |
IV.MGAB.HHZ. | 2023-02-25T23:28:05.68 | 0.6 | undecidable | manual | S | 67 | 29.3484 | 50 | -0.47 | 44 |
IV.LATE.HHZ. | 2023-02-25T23:28:03.37 | 0.6 | undecidable | manual | S | 175 | 21.6672 | 114 | -0.4 | 46 |
IV.MALA5.EHN. | 2023-02-25T23:28:02.48 | 0.3 | undecidable | manual | P | 312 | 32.9448 | 50 | 0.25 | 69 |
IV.MALA4.EHZ. | 2023-02-25T23:28:02.24 | 0.3 | undecidable | manual | P | 312 | 32.9448 | 50 | 0.03 | 72 |
IV.MGAB.HHZ. | 2023-02-25T23:28:01.36 | 0.1 | undecidable | manual | P | 67 | 29.3484 | 50 | -0.3 | 92 |
IV.LATE.HHZ. | 2023-02-25T23:28:00.69 | 0.1 | undecidable | manual | P | 175 | 21.6672 | 114 | 0.4 | 91 |
IV.SACS.HHZ. | 2023-02-25T23:28:00.49 | 0.6 | undecidable | manual | S | 67 | 11.4774 | 130 | -0.22 | 48 |
TV.SF11.HHZ. | 2023-02-25T23:28:00.26 | 0.3 | undecidable | manual | S | 309 | 10.5783 | 132 | -0.24 | 72 |
IV.MCIV.CHZ. | 2023-02-25T23:27:59.95 | 0.6 | undecidable | manual | S | 249 | 9.0798 | 137 | -0.17 | 49 |
IV.SACS.HHZ. | 2023-02-25T23:27:58.46 | 0.1 | positive | manual | P | 67 | 11.4774 | 130 | -0.06 | 100 |
TV.SF11.HHZ. | 2023-02-25T23:27:58.69 | 0.1 | undecidable | manual | P | 309 | 10.5783 | 132 | 0.29 | 95 |
IV.MCIV.CHZ. | 2023-02-25T23:27:58.24 | 0.1 | positive | manual | P | 249 | 9.0798 | 137 | 0.06 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MCIV.CHN. | ML:1.4 | 0.0003859785 | 0.3584 | AML | other | m | 2023-02-25T23:28:03.14 |
IV.SACS.HHN. | ML:1.4 | 0.000337 | 1.72 | AML | other | m | 2023-02-25T23:28:03.05 |
IV.SACS.HNN. | ML:1.5 | 0.0003795 | 1.7 | AML | other | m | 2023-02-25T23:28:03.05 |
IV.SACS.HHE. | ML:1.3 | 0.0002476521 | 0.2688 | AML | other | m | 2023-02-25T23:28:02.46 |
IV.SACS.HNE. | ML:1.4 | 0.0002769221 | 0.3712 | AML | other | m | 2023-02-25T23:28:02.48 |
IV.MCIV.CHE. | ML:1.6 | 0.0005130919 | 0.3072 | AML | other | m | 2023-02-25T23:28:00.28 |
IV.MGAB.HHN. | ML:1.3 | 0.000088828435 | 0.2176 | AML | other | m | 2023-02-25T23:28:07.24 |
IV.MGAB.HHE. | ML:1.2 | 0.000076605595 | 0.1792 | AML | other | m | 2023-02-25T23:28:07.34 |
IV.LATE.HHE. | ML:1.4 | 0.00017783869999999998 | 0.2432 | AML | other | m | 2023-02-25T23:28:10.53 |
IV.LATE.HHN. | ML:1.5 | 0.00024187245 | 0.2816 | AML | other | m | 2023-02-25T23:28:09.87 |
IV.MGAB.HNE. | ML:1.4 | 0.000112448275 | 0.768 | AML | other | m | 2023-02-25T23:28:16.93 |