A magnitude ML 2.2 earthquake occured in region: 2 km NW Bolsena (VT), on
and geographic coordinates (lat, lon) 42.6620, 11.9740 at 6 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 |
---|---|---|---|---|
Bolsena | VT | 2 | 3991 | 3991 |
Castel Giorgio | TR | 5 | 2131 | 6122 |
San Lorenzo Nuovo | VT | 6 | 2091 | 8213 |
Grotte di Castro | VT | 9 | 2683 | 10896 |
Gradoli | VT | 10 | 1353 | 12249 |
Castel Viscardo | TR | 11 | 2938 | 15187 |
Porano | TR | 11 | 1966 | 17153 |
Bagnoregio | VT | 11 | 3650 | 20803 |
Lubriano | VT | 11 | 909 | 21712 |
Latera | VT | 12 | 836 | 22548 |
Orvieto | TR | 13 | 20630 | 43178 |
Acquapendente | VT | 13 | 5506 | 48684 |
Onano | VT | 14 | 995 | 49679 |
Capodimonte | VT | 14 | 1731 | 51410 |
Montefiascone | VT | 14 | 13432 | 64842 |
Marta | VT | 15 | 3499 | 68341 |
Proceno | VT | 16 | 557 | 68898 |
Valentano | VT | 16 | 2868 | 71766 |
Celleno | VT | 17 | 1355 | 73121 |
Allerona | TR | 17 | 1794 | 74915 |
Civitella d'Agliano | VT | 19 | 1640 | 76555 |
Castiglione in Teverina | VT | 19 | 2329 | 78884 |
Piansano | VT | 20 | 2079 | 80963 |
Baschi | TR | 20 | 2722 | 83685 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 2.2 | 2023-09-28 17:55:49 |
42.6615 | 11.9742 | 6 | 2023-09-28 18:16:10 |
Sala Sismica INGV-Roma | 121552061 |
Field | Value |
---|---|
Time (UTC) | 2023-09-28 17:55:49 ± 0.24 |
Latitude | 42.6615 ± 0.0090 |
Longitude | 11.9742 ± 0.0159 |
Depth (km) | 6 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 121552061 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1111 |
Semi-minor axis of confidence ellipse (meter) | 1075 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 303 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1110.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 107 |
Number of associated phases, regardless of their use for origin computation | 34 |
Number of defining phases | 17 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.43 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.95688 |
Number of stations at which the event was observed | 27 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | 0.3 |
Num. used stations | 22 |
Type of magnitude | ML |
Reference to an origin | 121552061 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-09-28 18:16:10 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
CH.BERNI.HHZ. | 2023-09-28T17:57:36.38 | 3.0 | undecidable | manual | Sn | -3 | 0 | |||
IV.ZEN8.EHZ. | 2023-09-28T17:57:28.62 | 3.0 | undecidable | manual | Sg | 11.12 | 0 | |||
GU.MGRO.HHZ. | 2023-09-28T17:57:23.59 | 3.0 | undecidable | manual | Sn | 0.3 | 0 | |||
IV.MCRV.HHZ. | 2023-09-28T17:57:21.10 | 3.0 | undecidable | manual | Sn | 5.04 | 0 | |||
IV.EPZF.HHZ. | 2023-09-28T17:57:09.15 | 3.0 | undecidable | manual | Pn | -0.11 | 0 | |||
IV.MSSA.HHZ. | 2023-09-28T17:57:02.27 | 3.0 | undecidable | manual | Sn | 1.07 | 0 | |||
GU.GRAM.HHZ. | 2023-09-28T17:57:01.41 | 3.0 | undecidable | manual | Sg | 3.68 | 0 | |||
OT.OT14.EHZ. | 2023-09-28T17:56:43.79 | 3.0 | undecidable | manual | Pg | 6.11 | 0 | |||
IV.FIAM.HHZ. | 2023-09-28T17:56:23.68 | 3.0 | undecidable | manual | S | 0.48 | 0 | |||
IV.ATFO.HHZ. | 2023-09-28T17:56:20.81 | 3.0 | undecidable | manual | S | 1.24 | 0 | |||
GU.GSCL.HHZ. | 2023-09-28T17:56:20.79 | 3.0 | positive | manual | Pn | -2.42 | 0 | |||
IV.ATCC.EHZ. | 2023-09-28T17:56:16.06 | 3.0 | undecidable | manual | S | 0.21 | 0 | |||
IV.ATMI.HHZ. | 2023-09-28T17:56:14.56 | 0.6 | undecidable | manual | S | 18 | 78.366 | 50 | 0.89 | 35 |
IV.CAFI.HHZ. | 2023-09-28T17:56:12.65 | 0.3 | undecidable | manual | S | 360 | 74.0703 | 50 | 0.12 | 67 |
IV.CRE.HHZ. | 2023-09-28T17:56:10.03 | 3.0 | positive | manual | P | 106.2159 | 2.41 | 0 | ||
IV.FDMO.HHZ. | 2023-09-28T17:56:08.23 | 3.0 | negative | manual | P | 0.6 | 0 | |||
IV.NRCA.HHZ. | 2023-09-28T17:56:06.49 | 3.0 | positive | manual | P | -0.37 | 0 | |||
IV.BARO.EHZ. | 2023-09-28T17:56:05.48 | 0.3 | undecidable | manual | S | 172 | 46.3203 | 50 | 0.36 | 67 |
IV.CASP.HHZ. | 2023-09-28T17:56:05.89 | 1.0 | undecidable | manual | P | 279 | 91.5417 | 50 | 0.54 | 20 |
IV.LNSS.HHZ. | 2023-09-28T17:56:05.77 | 3.0 | undecidable | manual | P | 0.15 | 0 | |||
IV.MURB.HHZ. | 2023-09-28T17:56:03.48 | 0.3 | undecidable | manual | P | 34 | 80.2641 | 50 | -0.15 | 66 |
IV.ATMI.HHZ. | 2023-09-28T17:56:03.10 | 0.6 | undecidable | manual | P | 18 | 78.366 | 50 | -0.22 | 43 |
IV.ATCC.EHZ. | 2023-09-28T17:56:03.83 | 3.0 | positive | manual | P | -0.37 | 0 | |||
IV.CAFI.HHZ. | 2023-09-28T17:56:00.23 | 0.1 | undecidable | manual | P | 360 | 74.0703 | 50 | -2.44 | 22 |
IV.MGAB.HHZ. | 2023-09-28T17:56:00.23 | 0.3 | undecidable | manual | S | 22 | 30.0477 | 102 | 0.4 | 69 |
IV.MCIV.CHZ. | 2023-09-28T17:55:58.84 | 0.3 | undecidable | manual | S | 298 | 27.5502 | 103 | -0.14 | 73 |
IV.ARCI.HNE. | 2023-09-28T17:55:58.26 | 0.6 | undecidable | manual | P | 298 | 45.8208 | 50 | -0.05 | 48 |
IV.CESX.HHE. | 2023-09-28T17:55:58.20 | 0.3 | undecidable | manual | P | 97 | 50.3163 | 50 | -0.81 | 57 |
IV.BARO.EHZ. | 2023-09-28T17:55:58.62 | 0.3 | negative | manual | P | 172 | 46.3203 | 50 | 0.23 | 69 |
IV.SACS.HHZ. | 2023-09-28T17:55:56.97 | 0.3 | undecidable | manual | S | 346 | 21.4674 | 106 | 0.03 | 75 |
IV.MCIV.CHZ. | 2023-09-28T17:55:55.32 | 0.6 | negative | manual | P | 298 | 27.5502 | 103 | 0.47 | 45 |
IV.MGAB.HHZ. | 2023-09-28T17:55:55.63 | 1.0 | undecidable | manual | P | 22 | 30.0477 | 102 | 0.29 | 23 |
TV.SF11.HHZ. | 2023-09-28T17:55:55.68 | 0.3 | undecidable | manual | P | 314 | 33.2445 | 100 | -0.29 | 70 |
IV.SACS.HHZ. | 2023-09-28T17:55:53.71 | 0.1 | positive | manual | P | 346 | 21.4674 | 106 | 0.04 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SACS.HNE. | ML:2.5 | 0.0025150000000000003 | 0.32 | AML | other | m | 2023-09-28T17:55:57.54 |
IV.SACS.HHN. | ML:2.3 | 0.00143 | 0.36 | AML | other | m | 2023-09-28T17:55:57.70 |
IV.SACS.HHE. | ML:2.5 | 0.0023949999999999996 | 0.32 | AML | other | m | 2023-09-28T17:55:57.54 |
IV.SACS.HNN. | ML:2.2 | 0.00122 | 0.94 | AML | other | m | 2023-09-28T17:55:57.70 |
IV.MCIV.CHN. | ML:2.0 | 0.000547 | 0.56 | AML | other | m | 2023-09-28T17:55:59.72 |
IV.MCIV.CHE. | ML:1.9 | 0.000463 | 0.28 | AML | other | m | 2023-09-28T17:56:00.17 |
IV.MGAB.HHE. | ML:2.3 | 0.0010555 | 0.38 | AML | other | m | 2023-09-28T17:56:01.49 |
IV.MGAB.HNE. | ML:2.2 | 0.0009455 | 0.38 | AML | other | m | 2023-09-28T17:56:01.49 |
IV.MGAB.HHN. | ML:2.4 | 0.00135 | 0.2 | AML | other | m | 2023-09-28T17:56:01.83 |
IV.MGAB.HNN. | ML:2.4 | 0.00123 | 0.22 | AML | other | m | 2023-09-28T17:56:01.83 |
IV.BARO.EHE. | ML:1.1 | 0.0000363 | 0.14 | AML | other | m | 2023-09-28T17:56:06.75 |
IV.BARO.EHN. | ML:1.8 | 0.00016949999999999997 | 1.26 | AML | other | m | 2023-09-28T17:56:08.88 |
IV.CAFI.HHE. | ML:2.0 | 0.0001465 | 0.16 | AML | other | m | 2023-09-28T17:56:13.00 |
IV.CAFI.HHN. | ML:1.8 | 0.00010745000000000001 | 0.9 | AML | other | m | 2023-09-28T17:56:13.13 |
IV.ATMI.HHE. | ML:2.5 | 0.0004185 | 1.18 | AML | other | m | 2023-09-28T17:56:17.67 |
IV.ATMI.HHN. | ML:2.5 | 0.0004235 | 0.96 | AML | other | m | 2023-09-28T17:56:17.02 |
IV.ATCC.EHN. | ML:2.1 | 0.000174 | 0.7 | AML | other | m | 2023-09-28T17:56:18.06 |
IV.MURB.HHE. | ML:2.7 | 0.0006919999999999999 | 0.32 | AML | other | m | 2023-09-28T17:56:18.56 |
IV.MURB.HHN. | ML:2.7 | 0.0007655000000000001 | 0.88 | AML | other | m | 2023-09-28T17:56:19.75 |
IV.ATCC.EHE. | ML:2.1 | 0.000192 | 0.48 | AML | other | m | 2023-09-28T17:56:19.52 |
IV.ATFO.HHN. | ML:2.0 | 0.0001126 | 0.5 | AML | other | m | 2023-09-28T17:56:21.51 |
IV.ATFO.HHE. | ML:2.0 | 0.000113 | 0.42 | AML | other | m | 2023-09-28T17:56:23.27 |