A magnitude Md 2.0 earthquake occured in region: 4 km NE Nocera Umbra (PG), on
and geographic coordinates (lat, lon) 43.1430, 12.8160 at 0 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 |
---|---|---|---|---|
Nocera Umbra | PG | 4 | 5839 | 5839 |
Gualdo Tadino | PG | 10 | 15208 | 21047 |
Valtopina | PG | 11 | 1398 | 22445 |
Fiuminata | MC | 11 | 1402 | 23847 |
Sefro | MC | 11 | 422 | 24269 |
Serravalle di Chienti | MC | 14 | 1070 | 25339 |
Pioraco | MC | 14 | 1134 | 26473 |
Esanatoglia | MC | 16 | 2034 | 28507 |
Valfabbrica | PG | 17 | 3389 | 31896 |
Fossato di Vico | PG | 18 | 2840 | 34736 |
Assisi | PG | 18 | 28299 | 63035 |
Muccia | MC | 20 | 915 | 63950 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.0
ML-VAX 1.5 |
1998-04-25 22:26:50 |
43.143 | 12.816 | 0 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 336459 |
Field | Value |
---|---|
Time (UTC) | 1998-04-25 22:26:50 ± 0.325 |
Latitude | 43.1430 ± 0.0090 |
Longitude | 12.8160 ± 0.0149 |
Depth (km) | 0 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 336459 |
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) | 1573.6 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 121 |
Number of associated phases, regardless of their use for origin computation | 8 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.00121 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00494 |
Number of stations at which the event was observed | 4 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 336459 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 22:15:10 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | |
Num. used stations | 1 |
Type of magnitude | ML |
Reference to an origin | 336459 |
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. | 1998-04-25T22:27:07.42 | 10.0 | undecidable | manual | SG! | 356 | 0.5439 | -3.95 | 0 | |
--.NRCA.Z. | 1998-04-25T22:27:05.37 | 10.0 | undecidable | manual | SG | 144 | 0.3774 | 0.59 | 0.2 | |
--.FB9.Z. | 1998-04-25T22:27:02.63 | 10.0 | undecidable | manual | PG | 356 | 0.5439 | 0.2 | 1.2 | |
--.NRCA.Z. | 1998-04-25T22:26:58.22 | 10.0 | undecidable | manual | PG | 144 | 0.3774 | -0.4 | 1 | |
--.ASS.Z. | 1998-04-25T22:26:56.21 | 10.0 | undecidable | manual | SG | 235 | 0.1443 | 0.45 | 0.4 | |
--.SNTG.Z. | 1998-04-25T22:26:55.97 | 10.0 | undecidable | manual | SG | 38 | 0.1332 | 0.22 | 0.7 | |
--.SNTG.Z. | 1998-04-25T22:26:53.80 | 10.0 | positive | manual | PG | 38 | 0.1332 | -0.33 | 2.6 | |
--.ASS.Z. | 1998-04-25T22:26:53.10 | 10.0 | undecidable | manual | PG | 235 | 0.1443 | -0.41 | 1 |