A magnitude ML 1.5 earthquake occured in region: 3 km NW Montecastrilli (TR), on
and geographic coordinates (lat, lon) 42.6730, 12.4690 at 7 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 |
---|---|---|---|---|
Montecastrilli | TR | 3 | 5022 | 5022 |
Avigliano Umbro | TR | 4 | 2558 | 7580 |
Acquasparta | TR | 7 | 4778 | 12358 |
San Gemini | TR | 9 | 5018 | 17376 |
Massa Martana | PG | 12 | 3770 | 21146 |
Todi | PG | 13 | 16851 | 37997 |
Amelia | TR | 13 | 11897 | 49894 |
Montecchio | TR | 15 | 1676 | 51570 |
Guardea | TR | 15 | 1836 | 53406 |
Lugnano in Teverina | TR | 16 | 1494 | 54900 |
Alviano | TR | 17 | 1463 | 56363 |
Narni | TR | 17 | 19785 | 76148 |
Terni | TR | 19 | 111501 | 187649 |
Giano dell'Umbria | PG | 20 | 3846 | 191495 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.5 | 2023-10-04 20:21:06 |
42.6728 | 12.4693 | 7 | 2023-10-04 20:31:14 |
Sala Sismica INGV-Roma | 121760471 |
Field | Value |
---|---|
Time (UTC) | 2023-10-04 20:21:06 ± 0.1 |
Latitude | 42.6728 ± 0.0045 |
Longitude | 12.4693 ± 0.0073 |
Depth (km) | 7 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 121760471 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 490 |
Semi-minor axis of confidence ellipse (meter) | 364 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 108 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 490.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 77 |
Number of associated phases, regardless of their use for origin computation | 35 |
Number of defining phases | 32 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.27 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.68169 |
Number of stations at which the event was observed | 20 |
Number of stations from which data was used for origin computation | 17 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.2 |
Num. used stations | 28 |
Type of magnitude | ML |
Reference to an origin | 121760471 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-10-04 20:31:14 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IT.GLNS.HNZ. | 2023-10-04T20:21:40.04 | 3.0 | undecidable | manual | Pn | 0.73 | 0 | |||
IV.ARRO.EHE. | 2023-10-04T20:21:37.16 | 1.0 | undecidable | manual | S | 26.3514 | 2.086 | 0 | ||
IV.CERT.HHZ. | 2023-10-04T20:21:34.82 | 3.0 | undecidable | manual | S | 0.24 | 0 | |||
IV.ARRO.EHE. | 2023-10-04T20:21:33.31 | 0.1 | undecidable | manual | P | 26.3514 | 2.102 | 0 | ||
IV.ATMI.HHZ. | 2023-10-04T20:21:32.36 | 3.0 | undecidable | manual | S | 0.53 | 0 | |||
IV.CSP1.EHZ. | 2023-10-04T20:21:31.02 | 0.6 | undecidable | manual | S | 52 | 75.6687 | 50 | 0.66 | 38 |
IV.SMA1.EHZ. | 2023-10-04T20:21:29.73 | 0.6 | undecidable | manual | S | 94 | 70.7736 | 50 | 0.67 | 39 |
IV.FDMO.HHZ. | 2023-10-04T20:21:28.00 | 0.3 | undecidable | manual | S | 51 | 64.3911 | 50 | 0.65 | 59 |
IV.MML1.EHZ. | 2023-10-04T20:21:27.11 | 0.6 | undecidable | manual | S | 40 | 63.6918 | 50 | -0.04 | 46 |
IV.BARO.HNE. | 2023-10-04T20:21:26.25 | 0.6 | undecidable | manual | S | 216 | 58.2972 | 50 | 0.55 | 42 |
IV.ATCC.EHZ. | 2023-10-04T20:21:25.90 | 0.3 | undecidable | manual | S | 14 | 58.497 | 50 | 0.14 | 69 |
IV.CESI.HHZ. | 2023-10-04T20:21:23.59 | 0.6 | undecidable | manual | S | 44 | 51.1155 | 50 | -0.19 | 46 |
IV.SRES.HHZ. | 2023-10-04T20:21:23.25 | 0.6 | undecidable | manual | S | 176 | 48.5181 | 50 | 0.16 | 46 |
IV.SACS.HHZ. | 2023-10-04T20:21:23.11 | 0.3 | undecidable | manual | S | 293 | 49.617 | 50 | -0.28 | 68 |
IV.MGAB.HHZ. | 2023-10-04T20:21:21.13 | 0.6 | undecidable | manual | S | 313 | 39.4272 | 50 | 0.46 | 44 |
IV.ASSB.HHZ. | 2023-10-04T20:21:21.55 | 0.3 | undecidable | manual | S | 21 | 43.8228 | 50 | -0.3 | 68 |
IV.CSP1.EHZ. | 2023-10-04T20:21:20.16 | 0.1 | undecidable | manual | P | 52 | 75.6687 | 50 | -0.26 | 86 |
IV.MURB.HHZ. | 2023-10-04T20:21:19.52 | 1.0 | undecidable | manual | P | 4 | 65.5899 | 50 | 0.66 | 20 |
IV.SMA1.EHZ. | 2023-10-04T20:21:19.35 | 0.6 | undecidable | manual | P | 94 | 70.7736 | 50 | -0.31 | 43 |
IV.MMO1.EHZ. | 2023-10-04T20:21:19.59 | 0.6 | undecidable | manual | P | 70 | 74.1702 | 50 | -0.59 | 40 |
IV.FDMO.HHZ. | 2023-10-04T20:21:18.32 | 0.3 | undecidable | manual | P | 51 | 64.3911 | 50 | -0.36 | 65 |
IV.ATCC.EHZ. | 2023-10-04T20:21:18.32 | 1.0 | undecidable | manual | P | 14 | 58.497 | 50 | 0.56 | 21 |
IV.MML1.EHZ. | 2023-10-04T20:21:18.16 | 0.3 | undecidable | manual | P | 40 | 63.6918 | 50 | -0.41 | 64 |
IV.BARO.HNE. | 2023-10-04T20:21:17.97 | 0.1 | undecidable | manual | P | 216 | 58.2972 | 50 | 0.24 | 89 |
IV.SRES.HHZ. | 2023-10-04T20:21:16.07 | 0.3 | undecidable | manual | P | 176 | 48.5181 | 50 | -0.15 | 70 |
IV.SACS.HHZ. | 2023-10-04T20:21:16.46 | 0.1 | undecidable | manual | P | 293 | 49.617 | 50 | 0.07 | 94 |
IV.CESI.HHZ. | 2023-10-04T20:21:16.18 | 0.3 | undecidable | manual | P | 44 | 51.1155 | 50 | -0.44 | 65 |
IV.ASSB.HHZ. | 2023-10-04T20:21:15.14 | 0.3 | undecidable | manual | P | 21 | 43.8228 | 50 | -0.36 | 67 |
IV.MGAB.HHZ. | 2023-10-04T20:21:14.66 | 0.3 | undecidable | manual | P | 313 | 39.4272 | 50 | -0.16 | 71 |
IT.GNU.HGN. | 2023-10-04T20:21:13.56 | 0.3 | undecidable | manual | S | 29 | 16.6722 | 113 | 0.44 | 69 |
IV.MOMA.HHZ. | 2023-10-04T20:21:13.18 | 0.3 | undecidable | manual | S | 29 | 16.6722 | 113 | 0.05 | 75 |
IV.CESX.HHZ. | 2023-10-04T20:21:11.71 | 0.3 | undecidable | manual | S | 127 | 11.9769 | 121 | 0.05 | 76 |
IV.MOMA.HHZ. | 2023-10-04T20:21:10.52 | 0.1 | undecidable | manual | P | 29 | 16.6722 | 113 | 0.06 | 100 |
IT.GNU.HGN. | 2023-10-04T20:21:10.63 | 0.3 | undecidable | manual | P | 29 | 16.6722 | 113 | 0.17 | 73 |
IV.CESX.HHZ. | 2023-10-04T20:21:09.43 | 0.1 | undecidable | manual | P | 127 | 11.9769 | 121 | -0.19 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CESX.HHN. | ML:1.6 | 0.0005620000000000001 | 0.62 | AML | other | m | 2023-10-04T20:21:12.88 |
IV.CESX.HHE. | ML:1.5 | 0.000434 | 0.22 | AML | other | m | 2023-10-04T20:21:13.37 |
IV.MOMA.HHE. | ML:1.7 | 0.0004285 | 1.18 | AML | other | m | 2023-10-04T20:21:13.18 |
IV.MOMA.HHN. | ML:1.6 | 0.0003865 | 0.58 | AML | other | m | 2023-10-04T20:21:15.55 |
IV.MOMA.HNE. | ML:1.7 | 0.000536 | 0.42 | AML | other | m | 2023-10-04T20:21:15.56 |
IV.MOMA.HNN. | ML:1.6 | 0.0003755 | 0.94 | AML | other | m | 2023-10-04T20:21:15.25 |
IV.ASSB.HHE. | ML:1.6 | 0.00013700000000000002 | 1.66 | AML | other | m | 2023-10-04T20:21:21.03 |
IV.ASSB.HHN. | ML:1.4 | 0.00008395 | 0.6 | AML | other | m | 2023-10-04T20:21:22.69 |
IV.MGAB.HHN. | ML:1.5 | 0.00011215 | 0.38 | AML | other | m | 2023-10-04T20:21:23.04 |
IV.SRES.HHN. | ML:1.0 | 0.00003155 | 1.02 | AML | other | m | 2023-10-04T20:21:23.55 |
IV.MGAB.HHE. | ML:1.5 | 0.00010885 | 0.18 | AML | other | m | 2023-10-04T20:21:23.68 |
IV.SRES.HHE. | ML:1.2 | 0.0000407 | 0.2 | AML | other | m | 2023-10-04T20:21:24.40 |
IV.CESI.HHE. | ML:1.2 | 0.0000445 | 0.76 | AML | other | m | 2023-10-04T20:21:24.14 |
IV.CESI.HHN. | ML:1.4 | 0.00006345000000000001 | 1.3 | AML | other | m | 2023-10-04T20:21:24.83 |
IV.FDMO.HHE. | ML:1.4 | 0.00004285 | 0.24 | AML | other | m | 2023-10-04T20:21:28.02 |
IV.FDMO.HHN. | ML:1.3 | 0.000039800000000000005 | 0.14 | AML | other | m | 2023-10-04T20:21:28.74 |
IV.ATCC.EHN. | ML:1.4 | 0.00005425 | 1.22 | AML | other | m | 2023-10-04T20:21:29.66 |
IV.MML1.EHN. | ML:1.2 | 0.00002835 | 0.42 | AML | other | m | 2023-10-04T20:21:29.33 |
IV.ATCC.EHE. | ML:1.4 | 0.000056899999999999994 | 0.84 | AML | other | m | 2023-10-04T20:21:29.78 |
IV.SMA1.EHN. | ML:1.7 | 0.00007885 | 1.4 | AML | other | m | 2023-10-04T20:21:30.04 |
IV.MMO1.EHN. | ML:1.5 | 0.00005215 | 1.28 | AML | other | m | 2023-10-04T20:21:30.16 |
IV.SMA1.EHE. | ML:1.6 | 0.00006245 | 0.2 | AML | other | m | 2023-10-04T20:21:31.04 |
IV.MURB.HHE. | ML:1.8 | 0.0001315 | 0.48 | AML | other | m | 2023-10-04T20:21:31.12 |
IV.MURB.HHN. | ML:2.0 | 0.00017250000000000002 | 0.36 | AML | other | m | 2023-10-04T20:21:31.78 |
IV.MMO1.EHE. | ML:1.4 | 0.00004124999999999999 | 1.16 | AML | other | m | 2023-10-04T20:21:32.13 |
IV.MML1.EHE. | ML:1.4 | 0.00004595 | 0.96 | AML | other | m | 2023-10-04T20:21:32.34 |
IV.ATMI.HHN. | ML:1.8 | 0.00008845 | 0.28 | AML | other | m | 2023-10-04T20:21:34.46 |
IV.ATMI.HHE. | ML:1.9 | 0.000125 | 0.36 | AML | other | m | 2023-10-04T20:21:35.73 |