A magnitude ML 1.1 earthquake occured in region: 1 km W Onano (VT), on
and geographic coordinates (lat, lon) 42.6980, 11.8010 at 7 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 |
---|---|---|---|---|
Onano | VT | 1 | 995 | 995 |
Grotte di Castro | VT | 6 | 2683 | 3678 |
Proceno | VT | 7 | 557 | 4235 |
Sorano | GR | 7 | 3428 | 7663 |
Gradoli | VT | 8 | 1353 | 9016 |
Acquapendente | VT | 8 | 5506 | 14522 |
Latera | VT | 8 | 836 | 15358 |
San Lorenzo Nuovo | VT | 9 | 2091 | 17449 |
Castell'Azzara | GR | 12 | 1476 | 18925 |
Pitigliano | GR | 13 | 3818 | 22743 |
Valentano | VT | 14 | 2868 | 25611 |
Castel Giorgio | TR | 15 | 2131 | 27742 |
Bolsena | VT | 16 | 3991 | 31733 |
Ischia di Castro | VT | 17 | 2326 | 34059 |
Farnese | VT | 17 | 1527 | 35586 |
Castel Viscardo | TR | 18 | 2938 | 38524 |
Capodimonte | VT | 19 | 1731 | 40255 |
Allerona | TR | 19 | 1794 | 42049 |
Piancastagnaio | SI | 19 | 4230 | 46279 |
Piansano | VT | 20 | 2079 | 48358 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2024-02-21 01:43:08 |
42.6978 | 11.8012 | 7 | 2024-02-21 01:47:20 |
Sala Sismica INGV-Roma | 125411631 |
Field | Value |
---|---|
Time (UTC) | 2024-02-21 01:43:08 ± 0.22 |
Latitude | 42.6978 ± 0.0036 |
Longitude | 11.8012 ± 0.0073 |
Depth (km) | 7 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 125411631 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 600 |
Semi-minor axis of confidence ellipse (meter) | 242 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 81 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 600.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 151 |
Number of associated phases, regardless of their use for origin computation | 10 |
Number of defining phases | 9 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.18 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.28419 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 125411631 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2024-02-21 01:47:20 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.FDMO.HHZ. | 2024-02-21T01:43:17.51 | 3.0 | positive | manual | P | 0.01 | 0 | |||
TV.SF11.HHE. | 2024-02-21T01:43:15.95 | 0.3 | undecidable | manual | S | 332 | 21.3675 | 108 | -0.3 | 70 |
IV.SACS.HHZ. | 2024-02-21T01:43:15.52 | 0.3 | undecidable | manual | S | 28 | 18.9699 | 110 | 0.07 | 74 |
IV.ARCI.HHZ. | 2024-02-21T01:43:14.79 | 0.3 | undecidable | manual | P | 303 | 31.5462 | 102 | -0.14 | 71 |
IV.MCIV.CHZ. | 2024-02-21T01:43:13.78 | 0.3 | undecidable | manual | S | 311 | 13.5753 | 117 | 0.05 | 74 |
TV.SF11.HHE. | 2024-02-21T01:43:13.10 | 0.1 | undecidable | manual | P | 332 | 21.3675 | 108 | 0.14 | 96 |
IV.SACS.HHZ. | 2024-02-21T01:43:12.43 | 0.1 | undecidable | manual | P | 28 | 18.9699 | 110 | -0.06 | 98 |
IV.LATE.HHZ. | 2024-02-21T01:43:12.46 | 0.3 | undecidable | manual | S | 179 | 9.2796 | 126 | -0.01 | 76 |
IV.MCIV.CHZ. | 2024-02-21T01:43:11.80 | 0.3 | undecidable | manual | P | 311 | 13.5753 | 117 | 0.3 | 71 |
IV.LATE.HHZ. | 2024-02-21T01:43:10.72 | 0.1 | positive | manual | P | 179 | 9.2796 | 126 | -0.06 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LATE.HHE. | ML:1.6 | 0.0005989999999999999 | 0.18 | AML | other | m | 2024-02-21T01:43:12.84 |
IV.LATE.HHN. | ML:1.7 | 0.000764 | 0.98 | AML | other | m | 2024-02-21T01:43:14.18 |
IV.SACS.HHE. | ML:1.0 | 0.00008295 | 0.64 | AML | other | m | 2024-02-21T01:43:16.72 |
IV.SACS.HHN. | ML:1.0 | 0.00007849999999999998 | 0.26 | AML | other | m | 2024-02-21T01:43:16.43 |
IV.MCIV.CHN. | ML:1.0 | 0.00011249999999999998 | 0.18 | AML | other | m | 2024-02-21T01:43:16.66 |
IV.MCIV.CHE. | ML:0.9 | 0.00009035 | 1.72 | AML | other | m | 2024-02-21T01:43:18.91 |