A magnitude ML 1.0 earthquake occured in region: 1 km N Proceno (VT), on
and geographic coordinates (lat, lon) 42.7710, 11.8300 at 8 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 |
---|---|---|---|---|
Proceno | VT | 2 | 557 | 557 |
Acquapendente | VT | 4 | 5506 | 6063 |
Onano | VT | 9 | 995 | 7058 |
Castell'Azzara | GR | 11 | 1476 | 8534 |
Grotte di Castro | VT | 11 | 2683 | 11217 |
San Lorenzo Nuovo | VT | 11 | 2091 | 13308 |
San Casciano dei Bagni | SI | 12 | 1632 | 14940 |
Allerona | TR | 13 | 1794 | 16734 |
Sorano | GR | 14 | 3428 | 20162 |
Castel Giorgio | TR | 14 | 2131 | 22293 |
Piancastagnaio | SI | 14 | 4230 | 26523 |
Castel Viscardo | TR | 14 | 2938 | 29461 |
Gradoli | VT | 14 | 1353 | 30814 |
Radicofani | SI | 15 | 1097 | 31911 |
Latera | VT | 16 | 836 | 32747 |
Abbadia San Salvatore | SI | 17 | 6444 | 39191 |
Fabro | TR | 18 | 2876 | 42067 |
Bolsena | VT | 19 | 3991 | 46058 |
Pitigliano | GR | 20 | 3818 | 49876 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2020-06-23 13:47:41 |
42.7713 | 11.8295 | 8 | 2020-06-23 13:53:42 |
Sala Sismica INGV-Roma | 80442801 |
Field | Value |
---|---|
Time (UTC) | 2020-06-23 13:47:41 ± 0.13 |
Latitude | 42.7713 ± 0.0036 |
Longitude | 11.8295 ± 0.0037 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 80442801 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 377 |
Semi-minor axis of confidence ellipse (meter) | 160 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 166 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 380.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 131 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.15 |
Epicentral distance of station closest to the epicenter (degree) | 0.09713 |
Epicentral distance of station farthest from the epicenter (degree) | 0.25091 |
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 | 1.0 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 80442801 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-06-23 13:53:42 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MGAB.HHZ. | 2020-06-23T13:47:51.18 | 0.6 | undecidable | manual | S | 56 | 27.8499 | 105 | -0.04 | 48 |
TV.SF13.HHE. | 2020-06-23T13:47:47.76 | 0.6 | undecidable | manual | S | 287 | 17.871 | 113 | -0.19 | 48 |
IV.LATE.HHZ. | 2020-06-23T13:47:47.81 | 0.6 | undecidable | manual | S | 187 | 17.5713 | 113 | -0.07 | 49 |
TV.SF14.HHE. | 2020-06-23T13:47:47.57 | 0.6 | undecidable | manual | S | 264 | 17.5713 | 113 | -0.3 | 47 |
TV.SF04.EHZ. | 2020-06-23T13:47:47.23 | 0.3 | undecidable | manual | S | 297 | 15.4734 | 116 | 0.02 | 74 |
TV.SF11.HHE. | 2020-06-23T13:47:47.60 | 0.6 | undecidable | manual | S | 311 | 16.3725 | 115 | 0.14 | 48 |
TV.SF03.EHZ. | 2020-06-23T13:47:46.27 | 0.3 | undecidable | manual | S | 287 | 12.1767 | 122 | 0.06 | 74 |
IV.MGAB.HHZ. | 2020-06-23T13:47:46.58 | 0.3 | undecidable | manual | P | 56 | 27.8499 | 105 | -0.41 | 67 |
IV.MCIV.CHZ. | 2020-06-23T13:47:46.09 | 0.3 | undecidable | manual | S | 274 | 12.4764 | 121 | -0.2 | 72 |
TV.SF11.HHE. | 2020-06-23T13:47:45.02 | 0.3 | undecidable | manual | P | 311 | 16.3725 | 115 | 0.2 | 72 |
IV.SACS.HHZ. | 2020-06-23T13:47:45.89 | 0.3 | undecidable | manual | S | 37 | 10.7781 | 125 | 0.09 | 74 |
TV.SF13.HHE. | 2020-06-23T13:47:45.18 | 0.3 | undecidable | manual | P | 287 | 17.871 | 113 | 0.07 | 73 |
IV.LATE.HHZ. | 2020-06-23T13:47:45.36 | 0.3 | undecidable | manual | P | 187 | 17.5713 | 113 | 0.3 | 70 |
TV.SF04.EHZ. | 2020-06-23T13:47:44.76 | 0.1 | undecidable | manual | P | 297 | 15.4734 | 116 | 0.09 | 98 |
TV.SF03.EHZ. | 2020-06-23T13:47:44.20 | 0.3 | undecidable | manual | P | 287 | 12.1767 | 122 | 0.1 | 74 |
IV.MCIV.CHZ. | 2020-06-23T13:47:44.16 | 0.1 | undecidable | manual | P | 274 | 12.4764 | 121 | 0.01 | 100 |
TV.SF14.HHE. | 2020-06-23T13:47:44.97 | 0.1 | negative | manual | P | 264 | 17.5713 | 113 | -0.09 | 97 |
IV.SACS.HHZ. | 2020-06-23T13:47:43.88 | 0.1 | positive | manual | P | 37 | 10.7781 | 125 | 0.02 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MCIV.CHN. | ML:0.8 | 0.00008604999999999999 | 0.94 | AML | other | m | 2020-06-23T13:47:46.18 |
IV.SACS.HHE. | ML:0.8 | 0.00009295000000000001 | 0.28 | AML | other | m | 2020-06-23T13:47:46.39 |
IV.SACS.HHN. | ML:0.8 | 0.00009335 | 1.22 | AML | other | m | 2020-06-23T13:47:47.69 |
TV.SF04.EHN. | ML:1.3 | 0.0001855 | 1.08 | AML | other | m | 2020-06-23T13:47:48.03 |
TV.SF04.EHE. | ML:1.1 | 0.0001241 | 0.12 | AML | other | m | 2020-06-23T13:47:49.09 |
IV.MCIV.CHE. | ML:0.9 | 0.00009604999999999999 | 0.24 | AML | other | m | 2020-06-23T13:47:50.64 |
IV.MGAB.HHE. | ML:1.0 | 0.00005505 | 0.94 | AML | other | m | 2020-06-23T13:47:51.15 |
IV.LATE.HHE. | ML:1.3 | 0.00016350000000000002 | 0.48 | AML | other | m | 2020-06-23T13:47:51.96 |
IV.MGAB.HHN. | ML:1.0 | 0.00005025 | 0.54 | AML | other | m | 2020-06-23T13:47:52.50 |
IV.LATE.HHN. | ML:1.3 | 0.0001905 | 1.64 | AML | other | m | 2020-06-23T13:47:54.97 |