A magnitude Md 2.3 earthquake occured in region: 2 km SE Nocera Umbra (PG), on
and geographic coordinates (lat, lon) 43.0970, 12.8090 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 |
---|---|---|---|---|
Nocera Umbra | PG | 2 | 5839 | 5839 |
Valtopina | PG | 6 | 1398 | 7237 |
Serravalle di Chienti | MC | 12 | 1070 | 8307 |
Sefro | MC | 13 | 422 | 8729 |
Fiuminata | MC | 14 | 1402 | 10131 |
Gualdo Tadino | PG | 15 | 15208 | 25339 |
Assisi | PG | 16 | 28299 | 53638 |
Spello | PG | 16 | 8645 | 62283 |
Pioraco | MC | 17 | 1134 | 63417 |
Foligno | PG | 18 | 57155 | 120572 |
Valfabbrica | PG | 18 | 3389 | 123961 |
Muccia | MC | 19 | 915 | 124876 |
Monte Cavallo | MC | 19 | 145 | 125021 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.3 | 2001-01-17 15:23:18 |
43.097 | 12.809 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 409269 |
Field | Value |
---|---|
Time (UTC) | 2001-01-17 15:23:18 ± 0.414 |
Latitude | 43.0970 ± 0.0102 |
Longitude | 12.8090 ± 0.0408 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 409269 |
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) | 3498.6 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 218 |
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) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00162 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00534 |
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 | 2.3 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 409269 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 23:25:27 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.FB9.Z. | 2001-01-17T15:23:41.50 | 10.0 | undecidable | manual | SG | 357 | 0.5883 | 0.89 | 0 | |
--.ARV.Z. | 2001-01-17T15:23:34.30 | 10.0 | undecidable | manual | SG | 13 | 0.4107 | -0.18 | 0.6 | |
--.NRCA.Z. | 2001-01-17T15:23:32.19 | 10.0 | undecidable | manual | SG | 139 | 0.3441 | 0.63 | 0.2 | |
--.FB9.Z. | 2001-01-17T15:23:31.90 | 10.0 | undecidable | manual | PG | 357 | 0.5883 | 0.22 | 1.2 | |
--.ARV.Z. | 2001-01-17T15:23:26.86 | 10.0 | undecidable | manual | PG | 13 | 0.4107 | -0.57 | 0.5 | |
--.SNTG.Z. | 2001-01-17T15:23:25.71 | 10.0 | undecidable | manual | SG | 31 | 0.1776 | 0.21 | 0.6 | |
--.NRCA.Z. | 2001-01-17T15:23:25.64 | 10.0 | undecidable | manual | PG | 139 | 0.3441 | -0.26 | 1.4 | |
--.SNTG.Z. | 2001-01-17T15:23:22.38 | 10.0 | positive | manual | PG | 31 | 0.1776 | -0.03 | 3.5 |