A magnitude Md 2.4 earthquake occured in region: 4 km NW Avigliano Umbro (TR), on
and geographic coordinates (lat, lon) 42.6810, 12.3870 at 5 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 |
---|---|---|---|---|
Avigliano Umbro | TR | 4 | 2558 | 2558 |
Montecchio | TR | 8 | 1676 | 4234 |
Montecastrilli | TR | 9 | 5022 | 9256 |
Guardea | TR | 10 | 1836 | 11092 |
Todi | PG | 12 | 16851 | 27943 |
Lugnano in Teverina | TR | 13 | 1494 | 29437 |
Alviano | TR | 13 | 1463 | 30900 |
Acquasparta | TR | 13 | 4778 | 35678 |
Amelia | TR | 14 | 11897 | 47575 |
Baschi | TR | 14 | 2722 | 50297 |
San Gemini | TR | 15 | 5018 | 55315 |
Massa Martana | PG | 15 | 3770 | 59085 |
Castiglione in Teverina | VT | 15 | 2329 | 61414 |
Monte Castello di Vibio | PG | 18 | 1567 | 62981 |
Civitella d'Agliano | VT | 18 | 1640 | 64621 |
Graffignano | VT | 19 | 2292 | 66913 |
Giove | TR | 20 | 1928 | 68841 |
Fratta Todina | PG | 20 | 1839 | 70680 |
Attigliano | TR | 20 | 2028 | 72708 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.4
ML-VAX 1.8 |
1997-05-13 17:17:21 |
42.681 | 12.387 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 268349 |
Field | Value |
---|---|
Time (UTC) | 1997-05-13 17:17:21 ± 0.706 |
Latitude | 42.6810 ± 0.0138 |
Longitude | 12.3870 ± 0.0709 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 268349 |
Field | Value |
---|---|
Preferred uncertainty description | horizontal uncertainty |
Semi-major axis of confidence ellipse (meter) | |
Semi-minor axis of confidence ellipse (meter) | |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 5997.8 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 231 |
Number of associated phases, regardless of their use for origin computation | 10 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.5 |
Epicentral distance of station closest to the epicenter (degree) | 0.00324 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00939 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 2.4 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 268349 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 21:13:41 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 268349 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-04-28 13:07:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.FB9.Z. | 1997-05-13T17:17:58.53 | 10.0 | undecidable | manual | SG | 15 | 1.0434 | 0.64 | 0.4 | |
--.ARV.Z. | 1997-05-13T17:17:53.90 | 10.0 | undecidable | manual | SG | 26 | 0.9102 | 0.41 | 0.6 | |
--.FB9.Z. | 1997-05-13T17:17:42.19 | 10.0 | undecidable | manual | PG | 15 | 1.0434 | -0.24 | 1.6 | |
--.PQ9.Z. | 1997-05-13T17:17:42.50 | 10.0 | undecidable | manual | PG | 131 | 0.9879 | 1.04 | 0.4 | |
--.ARV.Z. | 1997-05-13T17:17:40.11 | 10.0 | undecidable | manual | PG | 26 | 0.9102 | 0.21 | 1.8 | |
--.AQU.Z. | 1997-05-13T17:17:38.50 | 10.0 | undecidable | manual | PG | 113 | 0.8103 | 0.4 | 1.7 | |
--.ASS.Z. | 1997-05-13T17:17:37.00 | 10.0 | undecidable | manual | SG | 27 | 0.4218 | -0.89 | 0.3 | |
--.MNS.Z. | 1997-05-13T17:17:34.99 | 10.0 | undecidable | manual | SG | 143 | 0.3552 | -0.57 | 0.4 | |
--.ASS.Z. | 1997-05-13T17:17:30.55 | 10.0 | undecidable | manual | PG | 27 | 0.4218 | -0.33 | 1.8 | |
--.MNS.Z. | 1997-05-13T17:17:28.92 | 10.0 | undecidable | manual | PG | 143 | 0.3552 | -0.62 | 1 |