A magnitude ML 1.8 earthquake occured in region: 3 km SE San Lorenzo Nuovo (VT), on
and geographic coordinates (lat, lon) 42.6650, 11.9320 at 4 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 |
---|---|---|---|---|
San Lorenzo Nuovo | VT | 3 | 2091 | 2091 |
Grotte di Castro | VT | 5 | 2683 | 4774 |
Bolsena | VT | 5 | 3991 | 8765 |
Castel Giorgio | TR | 6 | 2131 | 10896 |
Gradoli | VT | 7 | 1353 | 12249 |
Latera | VT | 9 | 836 | 13085 |
Onano | VT | 10 | 995 | 14080 |
Acquapendente | VT | 10 | 5506 | 19586 |
Castel Viscardo | TR | 12 | 2938 | 22524 |
Capodimonte | VT | 13 | 1731 | 24255 |
Proceno | VT | 13 | 557 | 24812 |
Valentano | VT | 14 | 2868 | 27680 |
Porano | TR | 14 | 1966 | 29646 |
Bagnoregio | VT | 14 | 3650 | 33296 |
Marta | VT | 14 | 3499 | 36795 |
Lubriano | VT | 15 | 909 | 37704 |
Orvieto | TR | 16 | 20630 | 58334 |
Montefiascone | VT | 16 | 13432 | 71766 |
Allerona | TR | 17 | 1794 | 73560 |
Sorano | GR | 18 | 3428 | 76988 |
Piansano | VT | 18 | 2079 | 79067 |
Ischia di Castro | VT | 20 | 2326 | 81393 |
Celleno | VT | 20 | 1355 | 82748 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.8 | 2023-09-29 13:56:00 |
42.6653 | 11.9317 | 4 | 2023-09-29 14:41:53 |
Sala Sismica INGV-Roma | 121586471 |
Field | Value |
---|---|
Time (UTC) | 2023-09-29 13:56:00 ± 0.09 |
Latitude | 42.6653 ± 0.0045 |
Longitude | 11.9317 ± 0.0061 |
Depth (km) | 4 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 121586471 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 465 |
Semi-minor axis of confidence ellipse (meter) | 385 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 32 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 470.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 104 |
Number of associated phases, regardless of their use for origin computation | 34 |
Number of defining phases | 25 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.24 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 1.02523 |
Number of stations at which the event was observed | 23 |
Number of stations from which data was used for origin computation | 14 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.3 |
Num. used stations | 30 |
Type of magnitude | ML |
Reference to an origin | 121586471 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-09-29 14:41:53 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.VARE.HHZ. | 2023-09-29T13:57:53.18 | 3.0 | undecidable | manual | Sn | 0.82 | 0 | |||
IV.CTI.HHZ. | 2023-09-29T13:57:38.38 | 3.0 | undecidable | manual | Sn | 0.56 | 0 | |||
IV.ALJA.HHZ. | 2023-09-29T13:57:33.15 | 3.0 | negative | manual | Pg | 7.54 | 0 | |||
IV.MCRV.HHZ. | 2023-09-29T13:57:30.24 | 3.0 | undecidable | manual | Sn | -5.77 | 0 | |||
IV.PLLN.EHZ. | 2023-09-29T13:57:28.03 | 3.0 | negative | manual | Pg | 4.46 | 0 | |||
4P.IT02A.HHZ. | 2023-09-29T13:57:16.11 | 3.0 | undecidable | manual | Pg | 10.36 | 0 | |||
MN.TRI.HHZ. | 2023-09-29T13:56:57.67 | 3.0 | negative | manual | Pg | 1.3 | 0 | |||
IV.MSSA.HHZ. | 2023-09-29T13:56:40.36 | 3.0 | positive | manual | Pn | -4.97 | 0 | |||
GU.GSCL.HHZ. | 2023-09-29T13:56:38.15 | 3.0 | undecidable | manual | Pg | -0.24 | 0 | |||
IV.MURB.HHZ. | 2023-09-29T13:56:26.20 | 1.0 | undecidable | manual | S | 36 | 81.9513 | 50 | 0 | 23 |
IV.ATMI.HHZ. | 2023-09-29T13:56:25.41 | 1.0 | undecidable | manual | S | 20 | 79.0653 | 50 | -0.03 | 23 |
IV.CAFI.HHZ. | 2023-09-29T13:56:23.54 | 1.0 | undecidable | manual | S | 2 | 73.6707 | 50 | -0.47 | 21 |
IV.TOLF.HHE. | 2023-09-29T13:56:22.95 | 1.0 | undecidable | manual | S | 175 | 66.9774 | 50 | 0.75 | 19 |
IV.PARC.HHZ. | 2023-09-29T13:56:20.23 | 0.3 | undecidable | manual | P | 13 | 111.8991 | 50 | 0.38 | 60 |
IV.CSP1.EHZ. | 2023-09-29T13:56:19.63 | 0.6 | undecidable | manual | P | 65 | 113.7972 | 50 | -0.52 | 39 |
IV.MOMA.HHZ. | 2023-09-29T13:56:18.86 | 0.3 | undecidable | manual | S | 73 | 54.2013 | 50 | 0.05 | 72 |
IV.CASP.HNN. | 2023-09-29T13:56:16.75 | 0.6 | undecidable | manual | P | 279 | 88.0452 | 50 | 0.58 | 40 |
IV.BARO.EHZ. | 2023-09-29T13:56:16.17 | 1.0 | undecidable | manual | S | 168 | 47.3193 | 95 | -0.56 | 22 |
IV.ATMI.HHZ. | 2023-09-29T13:56:15.09 | 0.6 | undecidable | manual | P | 20 | 79.0653 | 50 | 0.29 | 44 |
IV.MURB.HHZ. | 2023-09-29T13:56:15.06 | 0.6 | undecidable | manual | P | 36 | 81.9513 | 50 | -0.18 | 44 |
IV.ARCI.HHZ. | 2023-09-29T13:56:14.32 | 0.6 | undecidable | manual | S | 299 | 42.5241 | 95 | -0.75 | 40 |
IV.CAFI.HHZ. | 2023-09-29T13:56:13.25 | 0.3 | undecidable | manual | P | 2 | 73.6707 | 50 | -0.72 | 58 |
IV.TOLF.HHE. | 2023-09-29T13:56:12.91 | 0.3 | undecidable | manual | P | 175 | 66.9774 | 50 | -0.02 | 71 |
IV.MOMA.HHZ. | 2023-09-29T13:56:11.01 | 0.3 | undecidable | manual | P | 73 | 54.2013 | 50 | 0.04 | 72 |
IV.MGAB.HHZ. | 2023-09-29T13:56:11.17 | 0.3 | undecidable | manual | S | 28 | 31.1466 | 97 | 0.04 | 75 |
TV.SF11.HHZ. | 2023-09-29T13:56:10.56 | 1.0 | undecidable | manual | S | 318 | 30.5472 | 97 | -0.37 | 23 |
IV.BARO.EHZ. | 2023-09-29T13:56:09.72 | 0.1 | undecidable | manual | P | 168 | 47.3193 | 95 | -0.05 | 97 |
IV.MCIV.CHZ. | 2023-09-29T13:56:08.82 | 0.3 | undecidable | manual | S | 301 | 24.2535 | 99 | 0.03 | 76 |
IV.ARCI.HHZ. | 2023-09-29T13:56:08.77 | 0.3 | undecidable | manual | P | 299 | 42.5241 | 95 | -0.04 | 74 |
IV.SACS.HHZ. | 2023-09-29T13:56:07.61 | 0.6 | undecidable | manual | S | 355 | 20.4684 | 100 | 0.14 | 50 |
IV.MGAB.HHZ. | 2023-09-29T13:56:06.43 | 0.1 | positive | manual | P | 28 | 31.1466 | 97 | -0.11 | 99 |
TV.SF11.HHZ. | 2023-09-29T13:56:06.64 | 0.3 | undecidable | manual | P | 318 | 30.5472 | 97 | 0.22 | 73 |
IV.MCIV.CHZ. | 2023-09-29T13:56:05.30 | 0.1 | undecidable | manual | P | 301 | 24.2535 | 99 | 0.12 | 100 |
IV.SACS.HHZ. | 2023-09-29T13:56:04.73 | 0.1 | undecidable | manual | P | 355 | 20.4684 | 100 | 0.31 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
TV.SF11.HHN. | ML:2.0 | 0.0005434999999999999 | 0.4 | AML | other | m | 2023-09-29T13:56:12.26 |
TV.SF11.HHE. | ML:2.0 | 0.000486 | 0.38 | AML | other | m | 2023-09-29T13:56:13.42 |
IV.MGAB.HNE. | ML:1.9 | 0.0004174139 | 0.1664 | AML | other | m | 2023-09-29T13:56:12.32 |
IV.MGAB.HHE. | ML:2.0 | 0.00043624549999999993 | 0.16 | AML | other | m | 2023-09-29T13:56:12.31 |
IV.MGAB.HHN. | ML:2.0 | 0.0005365 | 0.2 | AML | other | m | 2023-09-29T13:56:14.75 |
IV.MGAB.HNN. | ML:2.0 | 0.0005195000000000001 | 0.22 | AML | other | m | 2023-09-29T13:56:14.76 |
IV.ARCI.HHN. | ML:1.5 | 0.00011576030000000001 | 0.224 | AML | other | m | 2023-09-29T13:56:16.51 |
IV.ARCI.HHE. | ML:1.7 | 0.0001735 | 1.48 | AML | other | m | 2023-09-29T13:56:15.06 |
IV.CAFI.HHE. | ML:1.5 | 0.000049411345 | 0.2624 | AML | other | m | 2023-09-29T13:56:24.83 |
IV.CAFI.HHN. | ML:1.4 | 0.00003790462999999999 | 0.4224 | AML | other | m | 2023-09-29T13:56:26.41 |
IV.ATMI.HHE. | ML:2.1 | 0.00017942485 | 0.2816 | AML | other | m | 2023-09-29T13:56:28.75 |
IV.ATMI.HHN. | ML:2.1 | 0.00017982345 | 0.4992 | AML | other | m | 2023-09-29T13:56:27.72 |
IV.MURB.HHN. | ML:2.2 | 0.000237 | 0.26 | AML | other | m | 2023-09-29T13:56:28.70 |
IV.MURB.HHE. | ML:2.3 | 0.000263 | 0.32 | AML | other | m | 2023-09-29T13:56:30.51 |
IV.PARC.HHN. | ML:1.6 | 0.0000329 | 0.66 | AML | other | m | 2023-09-29T13:56:37.99 |
IV.PARC.HHE. | ML:1.5 | 0.00002465 | 1.48 | AML | other | m | 2023-09-29T13:56:40.76 |
IV.ARCI.HNE. | ML:1.6 | 0.000119676355 | 0.4608 | AML | other | m | 2023-09-29T13:56:16.61 |
IV.ARCI.HNN. | ML:1.5 | 0.000107699635 | 0.3264 | AML | other | m | 2023-09-29T13:56:18.47 |
IV.BARO.EHE. | ML:0.7 | 0.000016970630000000002 | 0.3776 | AML | other | m | 2023-09-29T13:56:20.64 |
IV.BARO.EHN. | ML:1.5 | 0.000087403495 | 0.3008 | AML | other | m | 2023-09-29T13:56:21.27 |
IV.BARO.HNE. | ML:1.7 | 0.0001300095 | 0.4928 | AML | other | m | 2023-09-29T13:56:20.31 |
IV.BARO.HNN. | ML:1.6 | 0.0001207726 | 0.6848 | AML | other | m | 2023-09-29T13:56:22.61 |
IV.MOMA.HNE. | ML:1.7 | 0.000116462785 | 0.3328 | AML | other | m | 2023-09-29T13:56:21.51 |
IV.MOMA.HNN. | ML:1.8 | 0.000141632585 | 0.5248 | AML | other | m | 2023-09-29T13:56:24.58 |
IV.MOMA.HHE. | ML:1.6 | 0.00009887235 | 0.2624 | AML | other | m | 2023-09-29T13:56:19.96 |
IV.MOMA.HHN. | ML:1.6 | 0.000085664295 | 0.2432 | AML | other | m | 2023-09-29T13:56:21.95 |
IV.MURB.HNE. | ML:2.3 | 0.0002597849 | 0.3136 | AML | other | m | 2023-09-29T13:56:30.52 |
IV.MURB.HNN. | ML:2.2 | 0.0002114281 | 0.2112 | AML | other | m | 2023-09-29T13:56:28.77 |
IV.CSP1.EHE. | ML:1.9 | 0.00005977162 | 0.48 | AML | other | m | 2023-09-29T13:56:41.63 |
IV.CSP1.EHN. | ML:1.9 | 0.000065968525 | 0.4992 | AML | other | m | 2023-09-29T13:56:40.37 |