A magnitude Md 2.3 earthquake occured in region: 4 km W Nocera Umbra (PG), on
and geographic coordinates (lat, lon) 43.1190, 12.7480 at 12 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 |
Valtopina | PG | 7 | 1398 | 7237 |
Assisi | PG | 12 | 28299 | 35536 |
Valfabbrica | PG | 13 | 3389 | 38925 |
Gualdo Tadino | PG | 13 | 15208 | 54133 |
Spello | PG | 15 | 8645 | 62778 |
Sefro | MC | 17 | 422 | 63200 |
Fiuminata | MC | 17 | 1402 | 64602 |
Bastia Umbra | PG | 17 | 21874 | 86476 |
Serravalle di Chienti | MC | 17 | 1070 | 87546 |
Foligno | PG | 18 | 57155 | 144701 |
Cannara | PG | 19 | 4305 | 149006 |
Fossato di Vico | PG | 20 | 2840 | 151846 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.3
ML-VAX 1.6 |
1998-01-12 21:05:40 |
43.119 | 12.748 | 12 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 320489 |
Field | Value |
---|---|
Time (UTC) | 1998-01-12 21:05:40 ± 0.243 |
Latitude | 43.1190 ± 0.0065 |
Longitude | 12.7480 ± 0.0165 |
Depth (km) | 12 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 320489 |
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) | 1524.8 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 131 |
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) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00073 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00510 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 2.3 |
Uncertainty | |
Num. used stations | 4 |
Type of magnitude | Md |
Reference to an origin | 320489 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 22:00:29 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 320489 |
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. | 1998-01-12T21:06:00.59 | 10.0 | undecidable | manual | SG | 2 | 0.5661 | 0.09 | 0.5 | |
--.ARV.Z. | 1998-01-12T21:05:55.78 | 10.0 | undecidable | manual | SG | 20 | 0.3996 | 0.63 | 0 | |
--.NRCA.Z. | 1998-01-12T21:05:54.63 | 10.0 | undecidable | manual | SG | 136 | 0.3885 | -0.02 | 0.6 | |
--.FB9.Z. | 1998-01-12T21:05:51.71 | 10.0 | undecidable | manual | PG | 2 | 0.5661 | -0.2 | 0.8 | |
--.ARV.Z. | 1998-01-12T21:05:48.48 | 10.0 | undecidable | manual | PG | 20 | 0.3996 | -0.35 | 0.5 | |
--.NRCA.Z. | 1998-01-12T21:05:48.49 | 10.0 | undecidable | manual | PG | 136 | 0.3885 | -0.05 | 1.5 | |
--.SNTG.Z. | 1998-01-12T21:05:48.19 | 10.0 | undecidable | manual | SG | 45 | 0.1887 | -0.26 | 0.4 | |
--.SNTG.Z. | 1998-01-12T21:05:45.70 | 10.0 | positive | manual | PG | 45 | 0.1887 | 0.12 | 2.9 | |
--.ASS.Z. | 1998-01-12T21:05:45.00 | 10.0 | undecidable | manual | SG | 231 | 0.0777 | -0.41 | 0.1 | |
--.ASS.Z. | 1998-01-12T21:05:43.34 | 10.0 | positive | manual | PG | 231 | 0.0777 | 0.14 | 2.7 |