A magnitude ML 1.8 earthquake occured in region: 4 km SE Otricoli (TR), on
and geographic coordinates (lat, lon) 42.3980, 12.5160 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 |
---|---|---|---|---|
Otricoli | TR | 4 | 1869 | 1869 |
Calvi dell'Umbria | TR | 4 | 1856 | 3725 |
Magliano Sabina | RI | 5 | 3774 | 7499 |
Collevecchio | RI | 8 | 1577 | 9076 |
Montebuono | RI | 8 | 883 | 9959 |
Tarano | RI | 8 | 1444 | 11403 |
Gallese | VT | 10 | 2849 | 14252 |
Vacone | RI | 10 | 256 | 14508 |
Configni | RI | 11 | 633 | 15141 |
Torri in Sabina | RI | 11 | 1256 | 16397 |
Stimigliano | RI | 12 | 2328 | 18725 |
Selci | RI | 12 | 1106 | 19831 |
Orte | VT | 13 | 8923 | 28754 |
Forano | RI | 13 | 3179 | 31933 |
Narni | TR | 14 | 19785 | 51718 |
Montasola | RI | 14 | 395 | 52113 |
Vasanello | VT | 14 | 4068 | 56181 |
Cottanello | RI | 14 | 563 | 56744 |
Corchiano | VT | 14 | 3869 | 60613 |
Casperia | RI | 14 | 1246 | 61859 |
Civita Castellana | VT | 15 | 16491 | 78350 |
Cantalupo in Sabina | RI | 15 | 1685 | 80035 |
Ponzano Romano | RM | 16 | 1155 | 81190 |
Stroncone | TR | 17 | 4917 | 86107 |
Penna in Teverina | TR | 17 | 1099 | 87206 |
Roccantica | RI | 17 | 563 | 87769 |
Filacciano | RM | 17 | 477 | 88246 |
Sant'Oreste | RM | 18 | 3687 | 91933 |
Poggio Catino | RI | 18 | 1341 | 93274 |
Bassano in Teverina | VT | 19 | 1313 | 94587 |
Fabrica di Roma | VT | 19 | 8340 | 102927 |
Vignanello | VT | 20 | 4652 | 107579 |
Torrita Tiberina | RM | 20 | 1089 | 108668 |
Faleria | VT | 20 | 2179 | 110847 |
Nazzano | RM | 20 | 1436 | 112283 |
Amelia | TR | 20 | 11897 | 124180 |
Giove | TR | 20 | 1928 | 126108 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.8 | 2023-10-21 22:34:41 |
42.3977 | 12.5157 | 8 | 2023-10-21 22:45:02 |
Sala Sismica INGV-Roma | 122275401 |
Field | Value |
---|---|
Time (UTC) | 2023-10-21 22:34:41 ± 0.04 |
Latitude | 42.3977 ± 0.0018 |
Longitude | 12.5157 ± 0.0037 |
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 | 122275401 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 270 |
Semi-minor axis of confidence ellipse (meter) | 66 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 272 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 270.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 69 |
Number of associated phases, regardless of their use for origin computation | 35 |
Number of defining phases | 22 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.09 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.63402 |
Number of stations at which the event was observed | 26 |
Number of stations from which data was used for origin computation | 14 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.2 |
Num. used stations | 24 |
Type of magnitude | ML |
Reference to an origin | 122275401 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-10-21 22:45:02 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CMPR.HHZ. | 2023-10-21T22:35:34.35 | 3.0 | positive | manual | Pg | 6.25 | 0 | |||
IV.MURB.HHZ. | 2023-10-21T22:35:12.92 | 3.0 | undecidable | manual | S | 0.14 | 0 | |||
IV.CSP1.EHZ. | 2023-10-21T22:35:09.97 | 3.0 | undecidable | manual | S | -1.33 | 0 | |||
IV.RCAV.EHZ. | 2023-10-21T22:35:04.41 | 3.0 | undecidable | manual | S | 0.02 | 0 | |||
IV.CERT.HHZ. | 2023-10-21T22:35:01.13 | 0.6 | undecidable | manual | S | 142 | 62.7927 | 50 | -0.04 | 46 |
IV.ATMI.HHZ. | 2023-10-21T22:35:01.59 | 3.0 | positive | manual | P | 0.73 | 0 | |||
IV.MF5.EHZ. | 2023-10-21T22:35:00.78 | 3.0 | negative | manual | P | 1.87 | 0 | |||
IV.FAGN.HHZ. | 2023-10-21T22:34:58.40 | 3.0 | negative | manual | P | 1.75 | 0 | |||
IV.CSP1.EHZ. | 2023-10-21T22:34:57.72 | 3.0 | positive | manual | P | -0.43 | 0 | |||
IV.TERO.HHZ. | 2023-10-21T22:34:57.00 | 3.0 | negative | manual | P | -0.26 | 0 | |||
IV.LNSS.HHZ. | 2023-10-21T22:34:57.53 | 0.6 | undecidable | manual | S | 62 | 48.618 | 50 | 0.16 | 47 |
IV.GAVE.HNE. | 2023-10-21T22:34:56.51 | 0.6 | undecidable | manual | S | 43 | 45.0216 | 50 | 0.09 | 48 |
IV.MTCE.HHZ. | 2023-10-21T22:34:56.55 | 0.6 | undecidable | manual | S | 156 | 45.5211 | 50 | -0.02 | 48 |
IV.BARO.HNN. | 2023-10-21T22:34:55.64 | 1.0 | undecidable | manual | S | 247 | 41.5251 | 50 | 0.14 | 24 |
IV.SACS.HNN. | 2023-10-21T22:34:54.22 | 0.6 | undecidable | manual | P | 316 | 70.374 | 50 | 0.29 | 43 |
IV.ASSB.HHZ. | 2023-10-21T22:34:54.65 | 3.0 | positive | manual | P | -0.23 | 0 | |||
IV.SMA1.EHZ. | 2023-10-21T22:34:53.98 | 3.0 | positive | manual | P | 0.14 | 0 | |||
IV.NRCA.HHZ. | 2023-10-21T22:34:53.38 | 3.0 | positive | manual | P | -0.2 | 0 | |||
IV.RM33.EHZ. | 2023-10-21T22:34:52.08 | 0.6 | undecidable | manual | P | 78 | 58.497 | 50 | -0.02 | 47 |
IV.CERT.HHZ. | 2023-10-21T22:34:52.88 | 0.3 | negative | manual | P | 142 | 62.7927 | 50 | 0.12 | 68 |
IV.MGAB.HHZ. | 2023-10-21T22:34:52.42 | 3.0 | undecidable | manual | P | -2.19 | 0 | |||
IV.TOLF.HHE. | 2023-10-21T22:34:51.69 | 0.6 | undecidable | manual | P | 229 | 56.1993 | 50 | -0.06 | 47 |
IV.LNSS.HHZ. | 2023-10-21T22:34:50.40 | 0.6 | undecidable | manual | P | 62 | 48.618 | 50 | -0.17 | 46 |
IV.CESX.HHZ. | 2023-10-21T22:34:50.10 | 0.6 | undecidable | manual | S | 14 | 24.1536 | 108 | 0.02 | 50 |
IV.FIAM.HHZ. | 2023-10-21T22:34:50.96 | 0.6 | undecidable | manual | P | 106 | 51.4152 | 50 | -0.04 | 47 |
IT.MMP1.HGZ. | 2023-10-21T22:34:50.57 | 0.6 | undecidable | manual | S | 131 | 25.1526 | 108 | 0.13 | 49 |
IT.GNU.HGE. | 2023-10-21T22:34:50.13 | 0.6 | undecidable | manual | P | 6 | 45.3213 | 50 | 0.07 | 48 |
IV.GAVE.HNE. | 2023-10-21T22:34:50.00 | 0.6 | undecidable | manual | P | 43 | 45.0216 | 50 | -0.02 | 48 |
IV.MTCE.HHZ. | 2023-10-21T22:34:49.88 | 0.3 | undecidable | manual | P | 156 | 45.5211 | 50 | -0.22 | 69 |
IV.BARO.HNN. | 2023-10-21T22:34:49.36 | 1.0 | undecidable | manual | P | 247 | 41.5251 | 50 | -0.12 | 24 |
IV.MOMA.HHE. | 2023-10-21T22:34:49.92 | 0.6 | undecidable | manual | P | 6 | 45.3213 | 50 | -0.14 | 47 |
IV.SRES.HHZ. | 2023-10-21T22:34:48.04 | 0.3 | undecidable | manual | S | 181 | 17.871 | 114 | 0 | 76 |
IT.MMP1.HGZ. | 2023-10-21T22:34:46.57 | 0.1 | undecidable | manual | P | 131 | 25.1526 | 108 | 0.01 | 100 |
IV.CESX.HHZ. | 2023-10-21T22:34:46.16 | 0.6 | positive | manual | P | 14 | 24.1536 | 108 | -0.2 | 48 |
IV.SRES.HHZ. | 2023-10-21T22:34:45.30 | 0.6 | negative | manual | P | 181 | 17.871 | 114 | 0.12 | 50 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SRES.HHE. | ML:1.7 | 0.00043299999999999995 | 1.5 | AML | other | m | 2023-10-21T22:34:50.75 |
IV.CESX.HHN. | ML:1.8 | 0.0004165 | 0.94 | AML | other | m | 2023-10-21T22:34:51.98 |
IV.SRES.HHN. | ML:2.0 | 0.0008734999999999999 | 0.52 | AML | other | m | 2023-10-21T22:34:51.79 |
IV.CESX.HHE. | ML:1.9 | 0.00046550000000000004 | 0.38 | AML | other | m | 2023-10-21T22:34:54.37 |
IV.MTCE.HHE. | ML:1.4 | 0.0000804 | 1.8 | AML | other | m | 2023-10-21T22:34:57.03 |
IV.LNSS.HHN. | ML:2.1 | 0.000324 | 1.62 | AML | other | m | 2023-10-21T22:34:57.98 |
IV.LNSS.HHE. | ML:1.8 | 0.000195 | 1.64 | AML | other | m | 2023-10-21T22:34:58.05 |
IV.MTCE.HHN. | ML:1.5 | 0.00009779999999999999 | 0.42 | AML | other | m | 2023-10-21T22:35:03.75 |
IV.FIAM.HHE. | ML:1.6 | 0.00010535 | 1.36 | AML | other | m | 2023-10-21T22:35:04.79 |
IV.RM33.EHN. | ML:1.6 | 0.00008585000000000001 | 0.92 | AML | other | m | 2023-10-21T22:35:05.24 |
IV.RCAV.EHE. | ML:1.7 | 0.0000885 | 0.8 | AML | other | m | 2023-10-21T22:35:06.01 |
IV.RM33.EHE. | ML:1.8 | 0.00011879999999999999 | 0.3 | AML | other | m | 2023-10-21T22:35:06.54 |
IV.NRCA.HHN. | ML:1.7 | 0.00009475 | 0.42 | AML | other | m | 2023-10-21T22:35:07.78 |
IV.CERT.HHE. | ML:1.8 | 0.00011 | 1.44 | AML | other | m | 2023-10-21T22:35:07.04 |
IV.SMA1.EHN. | ML:1.9 | 0.000128 | 1.6 | AML | other | m | 2023-10-21T22:35:08.98 |
IV.CERT.HHN. | ML:1.6 | 0.0000748 | 1.42 | AML | other | m | 2023-10-21T22:35:08.85 |
IV.RCAV.EHN. | ML:1.7 | 0.00009025 | 0.58 | AML | other | m | 2023-10-21T22:35:09.70 |
IV.SMA1.EHE. | ML:2.0 | 0.0001545 | 0.64 | AML | other | m | 2023-10-21T22:35:09.72 |
IV.FIAM.HHN. | ML:1.6 | 0.00009769999999999999 | 1.1 | AML | other | m | 2023-10-21T22:35:10.75 |
IV.NRCA.HHE. | ML:1.8 | 0.00010195 | 0.52 | AML | other | m | 2023-10-21T22:35:10.64 |
IV.TERO.HHE. | ML:1.7 | 0.000056750000000000004 | 0.42 | AML | other | m | 2023-10-21T22:35:15.28 |
IV.TERO.HHN. | ML:1.7 | 0.0000569 | 0.44 | AML | other | m | 2023-10-21T22:35:15.66 |
IV.FAGN.HHN. | ML:1.9 | 0.00009224999999999999 | 0.48 | AML | other | m | 2023-10-21T22:35:16.47 |
IV.FAGN.HHE. | ML:2.0 | 0.00010655 | 1.58 | AML | other | m | 2023-10-21T22:35:22.10 |