A magnitude Md 2.1 earthquake occured in region: 7 km E Nocera Umbra (PG), on
and geographic coordinates (lat, lon) 43.1180, 12.8710 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 | 7 | 5839 | 5839 |
Sefro | MC | 7 | 422 | 6261 |
Serravalle di Chienti | MC | 8 | 1070 | 7331 |
Fiuminata | MC | 9 | 1402 | 8733 |
Valtopina | PG | 11 | 1398 | 10131 |
Pioraco | MC | 12 | 1134 | 11265 |
Gualdo Tadino | PG | 14 | 15208 | 26473 |
Muccia | MC | 15 | 915 | 27388 |
Esanatoglia | MC | 16 | 2034 | 29422 |
Camerino | MC | 16 | 6974 | 36396 |
Pieve Torina | MC | 17 | 1458 | 37854 |
Monte Cavallo | MC | 17 | 145 | 37999 |
Pievebovigliana | MC | 18 | 866 | 38865 |
Castelraimondo | MC | 18 | 4587 | 43452 |
Matelica | MC | 19 | 9981 | 53433 |
Fiordimonte | MC | 20 | 202 | 53635 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1 | 1997-10-08 17:32:19 |
43.118 | 12.871 | 4 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 293589 |
Field | Value |
---|---|
Time (UTC) | 1997-10-08 17:32:19 ± 0.325 |
Latitude | 43.1180 ± 0.0078 |
Longitude | 12.8710 ± 0.0286 |
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 | 293589 |
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) | 2478.1 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 182 |
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) | 0.00146 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00664 |
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 | 2.1 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 293589 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 21:36:17 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.MNS.Z. | 1997-10-08T17:32:46.25 | 10.0 | undecidable | manual | SG | 190 | 0.7326 | 0.17 | 0.5 | |
--.FB9.Z. | 1997-10-08T17:32:40.57 | 10.0 | undecidable | manual | SG | 353 | 0.5772 | -0.09 | 0.7 | |
--.MNS.Z. | 1997-10-08T17:32:34.49 | 10.0 | undecidable | manual | PG | 190 | 0.7326 | -0.15 | 1.3 | |
--.ARV.Z. | 1997-10-08T17:32:34.49 | 10.0 | undecidable | manual | SG | 7 | 0.3774 | 0.63 | 0.1 | |
--.FB9.Z. | 1997-10-08T17:32:31.65 | 10.0 | undecidable | manual | PG | 353 | 0.5772 | 0.14 | 1.5 | |
--.ARV.Z. | 1997-10-08T17:32:27.90 | 10.0 | undecidable | manual | PG | 7 | 0.3774 | -0.5 | 0.5 | |
--.ASS.Z. | 1997-10-08T17:32:25.15 | 10.0 | undecidable | manual | SG | 250 | 0.1665 | -0.51 | 0.2 | |
--.ASS.Z. | 1997-10-08T17:32:23.30 | 10.0 | positive | manual | PG | 250 | 0.1665 | 0.18 | 3.2 |