A magnitude ML 1.4 earthquake occured in region: 2 km E San Lorenzo Nuovo (VT), on
and geographic coordinates (lat, lon) 42.6840, 11.9310 at 9 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 | 2 | 2091 | 2091 |
Castel Giorgio | TR | 5 | 2131 | 4222 |
Grotte di Castro | VT | 5 | 2683 | 6905 |
Bolsena | VT | 6 | 3991 | 10896 |
Gradoli | VT | 8 | 1353 | 12249 |
Acquapendente | VT | 9 | 5506 | 17755 |
Onano | VT | 10 | 995 | 18750 |
Castel Viscardo | TR | 10 | 2938 | 21688 |
Latera | VT | 11 | 836 | 22524 |
Proceno | VT | 12 | 557 | 23081 |
Porano | TR | 14 | 1966 | 25047 |
Allerona | TR | 15 | 1794 | 26841 |
Orvieto | TR | 15 | 20630 | 47471 |
Capodimonte | VT | 15 | 1731 | 49202 |
Bagnoregio | VT | 15 | 3650 | 52852 |
Lubriano | VT | 15 | 909 | 53761 |
Valentano | VT | 16 | 2868 | 56629 |
Marta | VT | 17 | 3499 | 60128 |
Sorano | GR | 18 | 3428 | 63556 |
Montefiascone | VT | 18 | 13432 | 76988 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.4 | 2023-09-30 03:17:56 |
42.6845 | 11.9312 | 9 | 2023-09-30 03:23:31 |
Sala Sismica INGV-Roma | 121602231 |
Field | Value |
---|---|
Time (UTC) | 2023-09-30 03:17:56 ± 0.16 |
Latitude | 42.6845 ± 0.0072 |
Longitude | 11.9312 ± 0.0086 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 121602231 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 708 |
Semi-minor axis of confidence ellipse (meter) | 698 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 223 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 710.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 122 |
Number of associated phases, regardless of their use for origin computation | 15 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.25 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.64481 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.2 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 121602231 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-09-30 03:23:31 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.GIUL.HHZ. | 2023-09-30T03:18:26.24 | 3.0 | positive | manual | P | -0.04 | 0 | |||
IV.ARCI.HHZ. | 2023-09-30T03:18:10.74 | 0.3 | undecidable | manual | S | 297 | 41.5251 | 50 | 0.05 | 74 |
IV.TOLF.HHZ. | 2023-09-30T03:18:09.41 | 1.0 | undecidable | manual | P | 175 | 69.0753 | 50 | 0.35 | 22 |
IV.CAFI.HHZ. | 2023-09-30T03:18:09.30 | 0.3 | undecidable | manual | P | 2 | 71.5728 | 50 | -0.14 | 68 |
IV.MGAB.HHZ. | 2023-09-30T03:18:07.51 | 0.3 | undecidable | manual | S | 30 | 29.2485 | 50 | 0.08 | 75 |
TV.SF11.HHZ. | 2023-09-30T03:18:07.41 | 0.1 | undecidable | manual | S | 315 | 28.9488 | 108 | 0.08 | 100 |
IV.MOMA.HHZ. | 2023-09-30T03:18:07.30 | 0.6 | undecidable | manual | P | 76 | 53.7018 | 50 | 0.61 | 42 |
IV.BARO.EHZ. | 2023-09-30T03:18:05.85 | 0.3 | undecidable | manual | P | 168 | 49.4172 | 50 | -0.18 | 71 |
IV.MCIV.CHZ. | 2023-09-30T03:18:05.21 | 0.3 | undecidable | manual | S | 297 | 23.2545 | 112 | -0.25 | 73 |
IV.ARCI.HHZ. | 2023-09-30T03:18:05.20 | 0.6 | undecidable | manual | P | 297 | 41.5251 | 50 | 0.39 | 46 |
IV.SACS.HHZ. | 2023-09-30T03:18:04.10 | 0.3 | undecidable | manual | S | 355 | 18.3705 | 117 | 0.19 | 75 |
IV.MCIV.CHZ. | 2023-09-30T03:18:02.15 | 0.6 | negative | manual | P | 297 | 23.2545 | 112 | 0.36 | 48 |
IV.MGAB.HHZ. | 2023-09-30T03:18:02.49 | 0.1 | undecidable | manual | P | 30 | 29.2485 | 50 | -0.44 | 93 |
TV.SF11.HHZ. | 2023-09-30T03:18:02.59 | 0.6 | undecidable | manual | P | 315 | 28.9488 | 108 | -0.28 | 48 |
IV.SACS.HHZ. | 2023-09-30T03:18:00.83 | 0.3 | undecidable | manual | P | 355 | 18.3705 | 117 | -0.06 | 77 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SACS.HHE. | ML:1.7 | 0.000386 | 0.2 | AML | other | m | 2023-09-30T03:18:04.62 |
IV.SACS.HHN. | ML:1.4 | 0.00020950000000000002 | 1.06 | AML | other | m | 2023-09-30T03:18:06.55 |
TV.SF11.HHN. | ML:1.5 | 0.0001455 | 0.34 | AML | other | m | 2023-09-30T03:18:07.75 |
TV.SF11.HHE. | ML:1.4 | 0.00011275 | 0.18 | AML | other | m | 2023-09-30T03:18:08.57 |
IV.MCIV.CHE. | ML:1.3 | 0.00013700000000000002 | 0.3 | AML | other | m | 2023-09-30T03:18:08.76 |
IV.MGAB.HHE. | ML:1.4 | 0.00014000000000000001 | 0.36 | AML | other | m | 2023-09-30T03:18:08.74 |
IV.MGAB.HHN. | ML:1.4 | 0.00014050000000000003 | 1.7 | AML | other | m | 2023-09-30T03:18:08.87 |
IV.MCIV.CHN. | ML:1.2 | 0.00010324999999999999 | 1.42 | AML | other | m | 2023-09-30T03:18:09.75 |
IV.ARCI.HHE. | ML:1.0 | 0.0000353 | 1.3 | AML | other | m | 2023-09-30T03:18:12.77 |
IV.ARCI.HHN. | ML:1.0 | 0.00003515 | 0.56 | AML | other | m | 2023-09-30T03:18:14.71 |
IV.CAFI.HHE. | ML:1.3 | 0.0000327 | 0.18 | AML | other | m | 2023-09-30T03:18:20.07 |
IV.CAFI.HHN. | ML:1.2 | 0.0000237 | 0.44 | AML | other | m | 2023-09-30T03:18:20.53 |
IV.ATMI.HHN. | ML:1.7 | 0.00006895 | 1.48 | AML | other | m | 2023-09-30T03:18:24.20 |
IV.ATMI.HHE. | ML:1.8 | 0.00009389999999999999 | 1.38 | AML | other | m | 2023-09-30T03:18:26.21 |