A magnitude ML 2.3 earthquake occured in region: 4 km W Bolsena (VT), on
and geographic coordinates (lat, lon) 42.6570, 11.9400 at 5 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 | 4 | 3991 | 3991 |
San Lorenzo Nuovo | VT | 4 | 2091 | 6082 |
Grotte di Castro | VT | 6 | 2683 | 8765 |
Castel Giorgio | TR | 7 | 2131 | 10896 |
Gradoli | VT | 7 | 1353 | 12249 |
Latera | VT | 10 | 836 | 13085 |
Onano | VT | 11 | 995 | 14080 |
Acquapendente | VT | 12 | 5506 | 19586 |
Castel Viscardo | TR | 12 | 2938 | 22524 |
Capodimonte | VT | 12 | 1731 | 24255 |
Bagnoregio | VT | 13 | 3650 | 27905 |
Marta | VT | 14 | 3499 | 31404 |
Valentano | VT | 14 | 2868 | 34272 |
Porano | TR | 14 | 1966 | 36238 |
Lubriano | VT | 14 | 909 | 37147 |
Proceno | VT | 14 | 557 | 37704 |
Montefiascone | VT | 15 | 13432 | 51136 |
Orvieto | TR | 16 | 20630 | 71766 |
Allerona | TR | 18 | 1794 | 73560 |
Piansano | VT | 18 | 2079 | 75639 |
Celleno | VT | 19 | 1355 | 76994 |
Sorano | GR | 19 | 3428 | 80422 |
Ischia di Castro | VT | 19 | 2326 | 82748 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 2.3 | 2023-09-28 20:00:17 |
42.6567 | 11.9402 | 5 | 2023-09-28 20:25:42 |
Sala Sismica INGV-Roma | 121558951 |
Field | Value |
---|---|
Time (UTC) | 2023-09-28 20:00:17 ± 0.12 |
Latitude | 42.6567 ± 0.0054 |
Longitude | 11.9402 ± 0.0098 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 121558951 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 850 |
Semi-minor axis of confidence ellipse (meter) | 560 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 264 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 850.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 143 |
Number of associated phases, regardless of their use for origin computation | 42 |
Number of defining phases | 23 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.34 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 1.01444 |
Number of stations at which the event was observed | 30 |
Number of stations from which data was used for origin computation | 15 |
Field | Value |
---|---|
Value | 2.3 |
Uncertainty | 0.3 |
Num. used stations | 62 |
Type of magnitude | ML |
Reference to an origin | 121558951 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-09-28 20:25:42 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.VARE.HHZ. | 2023-09-28T20:01:30.62 | 3.0 | undecidable | manual | Pg | 12.34 | 0 | |||
OX.MARN.HHZ. | 2023-09-28T20:01:11.96 | 3.0 | undecidable | manual | Pg | 6.18 | 0 | |||
IV.PIEI.HHZ. | 2023-09-28T20:00:52.93 | 3.0 | undecidable | manual | S | 0.36 | 0 | |||
IV.CRE.HHZ. | 2023-09-28T20:00:51.45 | 0.6 | undecidable | manual | S | 0 | 106.7154 | 50 | 1.23 | 28 |
IV.NRCA.HHZ. | 2023-09-28T20:00:49.80 | 3.0 | undecidable | manual | S | 0.1 | 0 | |||
IV.ATVO.HHZ. | 2023-09-28T20:00:47.30 | 3.0 | undecidable | manual | S | 0.64 | 0 | |||
IV.ATMI.HHZ. | 2023-09-28T20:00:43.47 | 0.6 | undecidable | manual | S | 19 | 79.7646 | 50 | 0.46 | 41 |
IV.MF5.EHZ. | 2023-09-28T20:00:41.54 | 3.0 | negative | manual | P | 1.1 | 0 | |||
IV.CAFI.HHZ. | 2023-09-28T20:00:40.78 | 1.0 | undecidable | manual | S | 2 | 74.6697 | 50 | -0.87 | 18 |
IV.MMO1.EHZ. | 2023-09-28T20:00:39.00 | 3.0 | negative | manual | P | 0.26 | 0 | |||
IV.PIEI.HHZ. | 2023-09-28T20:00:37.34 | 3.0 | positive | manual | P | 0.07 | 0 | |||
IV.FIAM.HHZ. | 2023-09-28T20:00:37.66 | 3.0 | negative | manual | P | 0.55 | 0 | |||
IV.PARC.HHZ. | 2023-09-28T20:00:37.46 | 1.0 | negative | manual | P | 12 | 112.5984 | 50 | -0.02 | 21 |
IV.CSP1.EHZ. | 2023-09-28T20:00:37.84 | 3.0 | undecidable | manual | P | -0.42 | 0 | |||
IV.SNTG.HHZ. | 2023-09-28T20:00:37.74 | 3.0 | undecidable | manual | P | 1.01 | 0 | |||
IV.CRE.HHZ. | 2023-09-28T20:00:37.51 | 0.6 | negative | manual | P | 0 | 106.7154 | 50 | 0.94 | 32 |
IV.FDMO.HHZ. | 2023-09-28T20:00:36.98 | 3.0 | positive | manual | P | 0.59 | 0 | |||
IV.MOMA.HHZ. | 2023-09-28T20:00:36.74 | 3.0 | undecidable | manual | S | 0.14 | 0 | |||
IV.CSNT.HHZ. | 2023-09-28T20:00:36.23 | 1.0 | positive | manual | P | 330 | 104.8173 | 50 | -0.04 | 21 |
IV.TRIF.CHZ. | 2023-09-28T20:00:35.91 | 0.1 | positive | manual | P | 301 | 98.4237 | 50 | 0.61 | 75 |
IV.NRCA.HHZ. | 2023-09-28T20:00:35.45 | 3.0 | undecidable | manual | P | -0.21 | 0 | |||
IV.ATPI.EHZ. | 2023-09-28T20:00:35.78 | 3.0 | positive | manual | P | 0.7 | 0 | |||
IV.BARO.EHZ. | 2023-09-28T20:00:34.25 | 0.6 | undecidable | manual | S | 169 | 46.2204 | 96 | 0.19 | 47 |
IV.CASP.HHZ. | 2023-09-28T20:00:34.17 | 0.1 | negative | manual | P | 280 | 88.8444 | 50 | 0.36 | 83 |
IV.ASSB.HHZ. | 2023-09-28T20:00:33.54 | 3.0 | negative | manual | P | 2.22 | 0 | |||
IV.ATVO.HHZ. | 2023-09-28T20:00:33.36 | 3.0 | undecidable | manual | P | -0.59 | 0 | |||
IV.ATCC.EHZ. | 2023-09-28T20:00:32.67 | 3.0 | negative | manual | P | -0.15 | 0 | |||
IV.RIBO.EHZ.01 | 2023-09-28T20:00:32.63 | 0.6 | positive | manual | P | 294 | 79.6647 | 50 | 0.24 | 43 |
IV.ATMI.HHZ. | 2023-09-28T20:00:31.77 | 0.3 | negative | manual | P | 19 | 79.7646 | 50 | -0.63 | 58 |
IV.CAFI.HHZ. | 2023-09-28T20:00:30.69 | 0.6 | undecidable | manual | P | 2 | 74.6697 | 50 | -0.93 | 35 |
IV.TOLF.HHZ. | 2023-09-28T20:00:30.26 | 0.1 | negative | manual | P | 176 | 65.8896 | 50 | -0.02 | 93 |
IV.MGAB.HHZ. | 2023-09-28T20:00:29.20 | 0.3 | undecidable | manual | S | 26 | 31.6461 | 99 | 0.16 | 72 |
IV.MOMA.HHZ. | 2023-09-28T20:00:28.17 | 3.0 | undecidable | manual | P | -0.13 | 0 | |||
TV.SF11.HHZ. | 2023-09-28T20:00:28.85 | 0.3 | undecidable | manual | S | 318 | 31.746 | 99 | -0.21 | 71 |
IV.BARO.EHZ. | 2023-09-28T20:00:27.18 | 0.1 | undecidable | manual | P | 169 | 46.2204 | 96 | -0.06 | 95 |
IV.MCIV.CHZ. | 2023-09-28T20:00:26.99 | 0.6 | undecidable | manual | S | 302 | 25.3524 | 101 | 0.09 | 49 |
IV.ARCI.HHZ. | 2023-09-28T20:00:26.07 | 0.1 | negative | manual | P | 300 | 43.623 | 97 | -0.65 | 83 |
IV.SACS.HHZ. | 2023-09-28T20:00:25.71 | 0.1 | undecidable | manual | S | 353 | 21.4674 | 103 | 0.14 | 98 |
TV.SF11.HHZ. | 2023-09-28T20:00:24.18 | 0.6 | negative | manual | P | 318 | 31.746 | 99 | -0.17 | 48 |
IV.MGAB.HHZ. | 2023-09-28T20:00:24.05 | 0.1 | positive | manual | P | 26 | 31.6461 | 99 | -0.29 | 93 |
IV.SACS.HHZ. | 2023-09-28T20:00:22.29 | 0.1 | undecidable | manual | P | 353 | 21.4674 | 103 | -0.05 | 100 |
IV.MCIV.CHZ. | 2023-09-28T20:00:22.96 | 1.0 | negative | manual | P | 302 | 25.3524 | 101 | -0.14 | 24 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SACS.HHE. | ML:2.9 | 0.005685000000000001 | 1.68 | AML | other | m | 2023-09-28T20:00:25.86 |
IV.SACS.HNE. | ML:2.9 | 0.00574 | 1.68 | AML | other | m | 2023-09-28T20:00:25.02 |
IV.SACS.HNN. | ML:2.6 | 0.0028399999999999996 | 1.2 | AML | other | m | 2023-09-28T20:00:26.68 |
IV.SACS.HHN. | ML:2.6 | 0.0029249999999999996 | 1.24 | AML | other | m | 2023-09-28T20:00:26.68 |
TV.SF11.HHN. | ML:2.5 | 0.001655 | 0.4 | AML | other | m | 2023-09-28T20:00:29.15 |
IV.MCIV.CHE. | ML:2.5 | 0.00213 | 0.82 | AML | other | m | 2023-09-28T20:00:29.11 |
IV.MCIV.CHN. | ML:2.4 | 0.001635 | 0.28 | AML | other | m | 2023-09-28T20:00:30.35 |
IV.MGAB.HHE. | ML:2.7 | 0.0026399999999999996 | 0.2 | AML | other | m | 2023-09-28T20:00:32.23 |
IV.MGAB.HNE. | ML:2.7 | 0.002415 | 0.2 | AML | other | m | 2023-09-28T20:00:32.23 |
IV.MGAB.HHN. | ML:2.8 | 0.002875 | 0.2 | AML | other | m | 2023-09-28T20:00:32.38 |
IV.MGAB.HNN. | ML:2.8 | 0.00277 | 0.2 | AML | other | m | 2023-09-28T20:00:32.38 |
TV.SF11.HHE. | ML:2.7 | 0.002185 | 1.66 | AML | other | m | 2023-09-28T20:00:34.00 |
IV.BARO.HNN. | ML:2.2 | 0.000517 | 0.66 | AML | other | m | 2023-09-28T20:00:35.34 |
IV.BARO.EHN. | ML:2.2 | 0.000484 | 0.64 | AML | other | m | 2023-09-28T20:00:35.01 |
IV.ARCI.HHN. | ML:2.2 | 0.0004605 | 1.78 | AML | other | m | 2023-09-28T20:00:35.02 |
IV.BARO.EHE. | ML:1.3 | 0.00006495 | 0.64 | AML | other | m | 2023-09-28T20:00:35.20 |
IV.ARCI.HHE. | ML:2.2 | 0.0005195 | 1.56 | AML | other | m | 2023-09-28T20:00:36.99 |
IV.MOMA.HHN. | ML:2.2 | 0.0003715 | 0.18 | AML | other | m | 2023-09-28T20:00:38.23 |
IV.MOMA.HHE. | ML:2.3 | 0.00045850000000000003 | 0.34 | AML | other | m | 2023-09-28T20:00:38.43 |
IV.MOMA.HNN. | ML:2.3 | 0.000435 | 0.86 | AML | other | m | 2023-09-28T20:00:38.85 |
IV.MOMA.HNE. | ML:2.3 | 0.000498 | 1.42 | AML | other | m | 2023-09-28T20:00:40.21 |
IV.CAFI.HHE. | ML:2.5 | 0.000488 | 0.22 | AML | other | m | 2023-09-28T20:00:41.67 |
IV.CAFI.HHN. | ML:2.3 | 0.0003215 | 0.24 | AML | other | m | 2023-09-28T20:00:42.14 |
IV.BARO.HNE. | ML:2.2 | 0.0004735 | 0.52 | AML | other | m | 2023-09-28T20:00:43.22 |
IV.TOLF.HHN. | ML:2.3 | 0.00040149999999999995 | 0.86 | AML | other | m | 2023-09-28T20:00:44.54 |
IV.TOLF.HHE. | ML:2.3 | 0.00035499999999999996 | 0.66 | AML | other | m | 2023-09-28T20:00:44.86 |
IV.ATMI.HHN. | ML:3.0 | 0.00143 | 0.3 | AML | other | m | 2023-09-28T20:00:46.70 |
IV.ATMI.HHE. | ML:3.0 | 0.001405 | 0.3 | AML | other | m | 2023-09-28T20:00:46.52 |
IV.ATCC.HNE. | ML:2.6 | 0.0005335000000000001 | 0.52 | AML | other | m | 2023-09-28T20:00:46.59 |
IV.ATCC.EHE. | ML:2.5 | 0.00047099999999999996 | 0.56 | AML | other | m | 2023-09-28T20:00:46.58 |
IV.ATVO.HHE. | ML:2.5 | 0.00036350000000000005 | 0.38 | AML | other | m | 2023-09-28T20:00:47.57 |
IV.ATVO.HHN. | ML:2.4 | 0.00026700000000000004 | 0.54 | AML | other | m | 2023-09-28T20:00:49.03 |
IV.CASP.HHN. | ML:2.1 | 0.000153 | 1.62 | AML | other | m | 2023-09-28T20:00:49.13 |
IV.RIBO.EHN.01 | ML:2.1 | 0.000168065 | 0.54 | AML | other | m | 2023-09-28T20:00:49.23 |
IV.ATPI.EHN. | ML:2.4 | 0.00026900000000000003 | 0.38 | AML | other | m | 2023-09-28T20:00:50.67 |
IV.RIBO.EHE.01 | ML:2.2 | 0.000199 | 1.24 | AML | other | m | 2023-09-28T20:00:50.19 |
IV.ATPI.EHE. | ML:2.4 | 0.000279 | 0.66 | AML | other | m | 2023-09-28T20:00:51.25 |
IV.ATCC.EHN. | ML:2.5 | 0.00040100000000000004 | 0.62 | AML | other | m | 2023-09-28T20:00:51.60 |
IV.ATCC.HNN. | ML:2.5 | 0.00042500000000000003 | 0.6 | AML | other | m | 2023-09-28T20:00:51.61 |
IV.CASP.HHE. | ML:1.8 | 0.0000757 | 0.5 | AML | other | m | 2023-09-28T20:00:51.19 |
IV.TRIF.CHN. | ML:2.0 | 0.00009685 | 0.76 | AML | other | m | 2023-09-28T20:00:52.77 |
IV.FDMO.HHE. | ML:2.0 | 0.00010355000000000001 | 1.46 | AML | other | m | 2023-09-28T20:00:52.84 |
IV.TRIF.CHE. | ML:1.9 | 0.00008705 | 0.46 | AML | other | m | 2023-09-28T20:00:52.73 |
IV.CRE.HHN. | ML:2.2 | 0.00015900000000000002 | 1.3 | AML | other | m | 2023-09-28T20:00:53.69 |
IV.SNTG.HHE. | ML:2.1 | 0.00010700000000000001 | 1.52 | AML | other | m | 2023-09-28T20:00:53.92 |
IV.PIEI.HHN. | ML:2.1 | 0.00011899999999999999 | 1.4 | AML | other | m | 2023-09-28T20:00:53.75 |
IV.CRE.HHE. | ML:2.1 | 0.00011999999999999999 | 0.76 | AML | other | m | 2023-09-28T20:00:53.79 |
IV.CSNT.HHE. | ML:1.9 | 0.00006829999999999999 | 1.7 | AML | other | m | 2023-09-28T20:00:54.99 |
IV.PIEI.HHE. | ML:2.3 | 0.00018099999999999998 | 1.08 | AML | other | m | 2023-09-28T20:00:54.77 |
IV.SNTG.HHN. | ML:2.1 | 0.00010865 | 0.7 | AML | other | m | 2023-09-28T20:00:54.26 |
IV.CSNT.HHN. | ML:1.7 | 0.0000475 | 0.84 | AML | other | m | 2023-09-28T20:00:54.38 |
IV.PARC.HHE. | ML:2.2 | 0.000141 | 0.74 | AML | other | m | 2023-09-28T20:00:54.95 |
IV.PARC.HHN. | ML:2.3 | 0.000155 | 0.34 | AML | other | m | 2023-09-28T20:00:55.83 |
IV.NRCA.HHE. | ML:2.0 | 0.00009795 | 0.6 | AML | other | m | 2023-09-28T20:00:55.94 |
IV.FDMO.HHN. | ML:2.0 | 0.00010625 | 1.16 | AML | other | m | 2023-09-28T20:00:56.80 |
IV.FIAM.HHN. | ML:2.1 | 0.00010925 | 0.82 | AML | other | m | 2023-09-28T20:00:56.47 |
IV.CSP1.EHE. | ML:2.7 | 0.0004285 | 0.46 | AML | other | m | 2023-09-28T20:00:57.83 |
IV.CSP1.EHN. | ML:2.8 | 0.00046699999999999997 | 1.38 | AML | other | m | 2023-09-28T20:00:57.85 |
IV.NRCA.HHN. | ML:2.1 | 0.000122 | 0.8 | AML | other | m | 2023-09-28T20:00:57.48 |
IV.MMO1.EHN. | ML:2.5 | 0.0002445 | 0.46 | AML | other | m | 2023-09-28T20:00:59.03 |
IV.MMO1.EHE. | ML:2.4 | 0.00022 | 0.64 | AML | other | m | 2023-09-28T20:01:00.69 |
IV.FIAM.HHE. | ML:2.1 | 0.00011599999999999999 | 0.84 | AML | other | m | 2023-09-28T20:01:01.61 |