A magnitude Md 2.5 earthquake occured in region: 5 km SE Nocera Umbra (PG), on
and geographic coordinates (lat, lon) 43.0870, 12.8400 at 4 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 | 5 | 5839 | 5839 |
Valtopina | PG | 8 | 1398 | 7237 |
Serravalle di Chienti | MC | 9 | 1070 | 8307 |
Sefro | MC | 11 | 422 | 8729 |
Fiuminata | MC | 14 | 1402 | 10131 |
Pioraco | MC | 16 | 1134 | 11265 |
Gualdo Tadino | PG | 17 | 15208 | 26473 |
Muccia | MC | 17 | 915 | 27388 |
Monte Cavallo | MC | 17 | 145 | 27533 |
Spello | PG | 17 | 8645 | 36178 |
Pieve Torina | MC | 18 | 1458 | 37636 |
Foligno | PG | 18 | 57155 | 94791 |
Assisi | PG | 18 | 28299 | 123090 |
Camerino | MC | 19 | 6974 | 130064 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.5 | 1997-10-03 02:28:22 |
43.087 | 12.84 | 4 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 287789 |
Field | Value |
---|---|
Time (UTC) | 1997-10-03 02:28:22 ± 0.221 |
Latitude | 43.0870 ± 0.0097 |
Longitude | 12.8400 ± 0.0168 |
Depth (km) | 4 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 287789 |
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) | 1739.6 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 140 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 11 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.4 |
Epicentral distance of station closest to the epicenter (degree) | 0.00121 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01069 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 2.5 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 287789 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 21:31:10 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.AQU.Z. | 1997-10-03T02:28:52.91 | 10.0 | undecidable | manual | SG | 150 | 0.8325 | 0.23 | 0.6 | |
--.MNS.Z. | 1997-10-03T02:28:47.97 | 10.0 | undecidable | manual | SG | 189 | 0.7104 | -0.56 | 0.3 | |
--.CSNT.Z. | 1997-10-03T02:28:46.42 | 10.0 | undecidable | manual | PN | 289 | 1.1877 | 0.44 | 0.8 | |
--.PQ9.Z. | 1997-10-03T02:28:45.82 | 10.0 | undecidable | manual | PN | 158 | 1.1322 | 0.53 | 0.7 | |
--.AQU.Z. | 1997-10-03T02:28:40.27 | 10.0 | undecidable | manual | PG | 150 | 0.8325 | 0.31 | 1.3 | |
--.CRE.Z. | 1997-10-03T02:28:39.50 | 10.0 | undecidable | manual | PG | 309 | 0.8325 | -0.41 | 1.1 | |
--.ARV.Z. | 1997-10-03T02:28:39.21 | 10.0 | undecidable | manual | SG | 10 | 0.4107 | 0.43 | 0.5 | |
--.MNS.Z. | 1997-10-03T02:28:36.71 | 10.0 | undecidable | manual | PG | 189 | 0.7104 | -0.86 | 0.3 | |
--.ARV.Z. | 1997-10-03T02:28:31.46 | 10.0 | undecidable | manual | PG | 10 | 0.4107 | -0.48 | 1.1 | |
--.ASS.Z. | 1997-10-03T02:28:28.30 | 10.0 | undecidable | manual | SG | 259 | 0.1332 | 0.19 | 0.7 | |
--.ASS.Z. | 1997-10-03T02:28:25.95 | 10.0 | positive | manual | PG | 259 | 0.1332 | 0.17 | 3.5 |