A magnitude ML 1.9 earthquake occured in region: 5 km N Proceno (VT), on
and geographic coordinates (lat, lon) 42.8040, 11.8380 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 | 5 | 557 | 557 |
Acquapendente | VT | 7 | 5506 | 6063 |
San Casciano dei Bagni | SI | 8 | 1632 | 7695 |
Allerona | TR | 11 | 1794 | 9489 |
Castell'Azzara | GR | 12 | 1476 | 10965 |
Radicofani | SI | 12 | 1097 | 12062 |
Onano | VT | 12 | 995 | 13057 |
Piancastagnaio | SI | 13 | 4230 | 17287 |
San Lorenzo Nuovo | VT | 14 | 2091 | 19378 |
Castel Viscardo | TR | 14 | 2938 | 22316 |
Grotte di Castro | VT | 15 | 2683 | 24999 |
Abbadia San Salvatore | SI | 16 | 6444 | 31443 |
Castel Giorgio | TR | 16 | 2131 | 33574 |
Fabro | TR | 16 | 2876 | 36450 |
Sorano | GR | 17 | 3428 | 39878 |
Gradoli | VT | 18 | 1353 | 41231 |
Cetona | SI | 19 | 2755 | 43986 |
Ficulle | TR | 19 | 1669 | 45655 |
Latera | VT | 20 | 836 | 46491 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.9 | 2023-08-29 10:18:23 |
42.8035 | 11.8377 | 8 | 2023-08-29 10:27:59 |
Sala Sismica INGV-Roma | 120583011 |
Field | Value |
---|---|
Time (UTC) | 2023-08-29 10:18:23 ± 0.12 |
Latitude | 42.8035 ± 0.0090 |
Longitude | 11.8377 ± 0.0049 |
Depth (km) | 8 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 120583011 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1029 |
Semi-minor axis of confidence ellipse (meter) | 133 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 167 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1030.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 197 |
Number of associated phases, regardless of their use for origin computation | 37 |
Number of defining phases | 15 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.67989 |
Number of stations at which the event was observed | 30 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | 0.2 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 120583011 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-08-29 10:27:59 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.BAG8.EHZ. | 2023-08-29T10:20:02.50 | 3.0 | undecidable | manual | Sn | 0.61 | 0 | |||
4P.IT08A.HHZ. | 2023-08-29T10:19:45.10 | 3.0 | undecidable | manual | Sg | 9.27 | 0 | |||
7C.SPAOL.HNZ. | 2023-08-29T10:19:36.26 | 3.0 | negative | manual | Pg | 7.33 | 0 | |||
GU.STV.HHZ. | 2023-08-29T10:19:29.06 | 3.0 | positive | manual | Pg | 11.26 | 0 | |||
GU.CIRO.HHZ. | 2023-08-29T10:19:24.85 | 3.0 | positive | manual | Pn | -2.09 | 0 | |||
ST.PANI.EHZ. | 2023-08-29T10:19:24.72 | 3.0 | undecidable | manual | Pg | 10.11 | 0 | |||
IV.AGST.EHZ. | 2023-08-29T10:19:22.85 | 3.0 | positive | manual | Pn | -9.99 | 0 | |||
IV.ESML.HHZ. | 2023-08-29T10:19:22.65 | 3.0 | negative | manual | Pn | -4.57 | 0 | |||
CR.ZAG.BHZ. | 2023-08-29T10:19:22.92 | 3.0 | undecidable | manual | Pn | 0.58 | 0 | |||
IV.ZCCA.HNZ. | 2023-08-29T10:19:19.57 | 3.0 | undecidable | manual | Sn | -5.69 | 0 | |||
NI.PALA.HHZ. | 2023-08-29T10:19:16.23 | 3.0 | undecidable | manual | Pn | -0.5 | 0 | |||
IT.LRNO.HNZ. | 2023-08-29T10:19:14.95 | 3.0 | undecidable | manual | Sg | 1.12 | 0 | |||
IV.MFNL.HHZ. | 2023-08-29T10:19:09.41 | 3.0 | undecidable | manual | Pn | -9.99 | 0 | |||
GE.MATE.HHZ. | 2023-08-29T10:19:05.99 | 3.0 | undecidable | manual | Pn | -3.46 | 0 | |||
GU.GRAM.HHZ. | 2023-08-29T10:19:03.59 | 3.0 | undecidable | manual | Pg | 4.19 | 0 | |||
IV.ZCCA.HNZ. | 2023-08-29T10:18:58.70 | 3.0 | undecidable | manual | Pg | 5.45 | 0 | |||
IV.MRB1.HHZ. | 2023-08-29T10:18:48.65 | 3.0 | undecidable | manual | Pg | -1.71 | 0 | |||
IV.CAFI.HHZ. | 2023-08-29T10:18:42.90 | 0.3 | undecidable | manual | S | 10 | 59.1963 | 50 | 0.34 | 64 |
IV.SACR.HHZ. | 2023-08-29T10:18:42.91 | 3.0 | undecidable | manual | Pg | -3.38 | 0 | |||
IV.MURB.HHZ. | 2023-08-29T10:18:37.28 | 0.1 | undecidable | manual | P | 47 | 75.4689 | 50 | 0.2 | 86 |
IV.MALA2.EHN. | 2023-08-29T10:18:36.20 | 0.3 | undecidable | manual | S | 307 | 36.741 | 50 | -0.34 | 67 |
IV.ATMI.HHZ. | 2023-08-29T10:18:35.74 | 3.0 | positive | manual | P | -0.75 | 0 | |||
IV.CAFI.HHZ. | 2023-08-29T10:18:34.47 | 0.1 | undecidable | manual | P | 10 | 59.1963 | 50 | -0.11 | 90 |
IV.MGAB.HHZ. | 2023-08-29T10:18:33.06 | 0.3 | undecidable | manual | S | 61 | 25.3524 | 108 | 0.11 | 72 |
IV.MALA2.EHN. | 2023-08-29T10:18:31.03 | 0.1 | undecidable | manual | P | 307 | 36.741 | 50 | -0.07 | 95 |
IV.MALA5.EHZ. | 2023-08-29T10:18:31.11 | 0.1 | undecidable | manual | P | 308 | 36.9297 | 50 | -0.03 | 96 |
IV.MALA0.EHZ. | 2023-08-29T10:18:31.10 | 0.1 | undecidable | manual | P | 307 | 37.1295 | 50 | -0.07 | 95 |
IV.MCIV.CHZ. | 2023-08-29T10:18:29.05 | 0.3 | undecidable | manual | S | 258 | 13.3755 | 122 | -0.1 | 74 |
TV.SF11.HHE. | 2023-08-29T10:18:29.56 | 0.3 | undecidable | manual | S | 299 | 14.7741 | 119 | -0.01 | 75 |
IV.ARCI.HHZ. | 2023-08-29T10:18:29.93 | 3.0 | negative | manual | P | -2.27 | 0 | |||
IV.MGAB.HHZ. | 2023-08-29T10:18:28.73 | 0.1 | undecidable | manual | P | 61 | 25.3524 | 108 | -0.3 | 92 |
IV.GIUL.HHZ. | 2023-08-29T10:18:28.18 | 3.0 | undecidable | manual | P | -2.88 | 0 | |||
IV.SACS.HHZ. | 2023-08-29T10:18:27.41 | 0.3 | undecidable | manual | S | 49 | 7.6812 | 137 | -0.21 | 73 |
IV.MCIV.CHZ. | 2023-08-29T10:18:27.03 | 0.1 | undecidable | manual | P | 258 | 13.3755 | 122 | 0.19 | 96 |
TV.SF11.HHE. | 2023-08-29T10:18:27.36 | 0.1 | undecidable | manual | P | 299 | 14.7741 | 119 | 0.28 | 94 |
IV.FAGN.HHZ. | 2023-08-29T10:18:26.02 | 3.0 | negative | manual | P | -6.05 | 0 | |||
IV.SACS.HHZ. | 2023-08-29T10:18:26.00 | 0.1 | undecidable | manual | P | 49 | 7.6812 | 137 | 0.05 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SACS.HHN. | ML:2.2 | 0.00267 | 0.5 | AML | other | m | 2023-08-29T10:18:27.77 |
IV.SACS.HNN. | ML:2.2 | 0.002695 | 0.5 | AML | other | m | 2023-08-29T10:18:27.77 |
IV.SACS.HHE. | ML:2.0 | 0.0017349999999999998 | 0.16 | AML | other | m | 2023-08-29T10:18:29.18 |
IV.SACS.HNE. | ML:2.0 | 0.0017 | 0.14 | AML | other | m | 2023-08-29T10:18:29.18 |
IV.MCIV.CHN. | ML:1.9 | 0.0008445 | 1.58 | AML | other | m | 2023-08-29T10:18:32.00 |
IV.MGAB.HNN. | ML:1.9 | 0.0004955 | 0.22 | AML | other | m | 2023-08-29T10:18:35.73 |
IV.MGAB.HHN. | ML:1.9 | 0.0004955 | 0.18 | AML | other | m | 2023-08-29T10:18:35.72 |
IV.MGAB.HNE. | ML:1.8 | 0.00041749999999999996 | 0.62 | AML | other | m | 2023-08-29T10:18:36.31 |
IV.MGAB.HHE. | ML:1.8 | 0.00039600000000000003 | 0.62 | AML | other | m | 2023-08-29T10:18:36.31 |
IV.MCIV.CHE. | ML:1.7 | 0.000602 | 0.3 | AML | other | m | 2023-08-29T10:18:36.14 |
IV.CAFI.HHE. | ML:1.6 | 0.00008805 | 0.64 | AML | other | m | 2023-08-29T10:18:44.71 |
IV.CAFI.HHN. | ML:1.5 | 0.0000625 | 0.98 | AML | other | m | 2023-08-29T10:18:44.45 |
IV.MURB.HHE. | ML:0.0 | 0.000306 | 0.28 | AML | other | m | 2023-08-29T10:18:53.00 |
IV.MURB.HHN. | ML:0.0 | 0.00033099999999999997 | 1.78 | AML | other | m | 2023-08-29T10:18:51.09 |