A magnitude Md 2.2 earthquake occured in region: 6 km SE Nocera Umbra (PG), on
and geographic coordinates (lat, lon) 43.0700, 12.8430 at 2 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 | 6 | 5839 | 5839 |
Valtopina | PG | 7 | 1398 | 7237 |
Serravalle di Chienti | MC | 9 | 1070 | 8307 |
Sefro | MC | 12 | 422 | 8729 |
Fiuminata | MC | 15 | 1402 | 10131 |
Monte Cavallo | MC | 15 | 145 | 10276 |
Spello | PG | 16 | 8645 | 18921 |
Muccia | MC | 17 | 915 | 19836 |
Pioraco | MC | 17 | 1134 | 20970 |
Foligno | PG | 17 | 57155 | 78125 |
Pieve Torina | MC | 17 | 1458 | 79583 |
Assisi | PG | 18 | 28299 | 107882 |
Gualdo Tadino | PG | 19 | 15208 | 123090 |
Pievebovigliana | MC | 20 | 866 | 123956 |
Camerino | MC | 20 | 6974 | 130930 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2 | 1997-09-26 11:52:48 |
43.07 | 12.843 | 2 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 279519 |
Field | Value |
---|---|
Time (UTC) | 1997-09-26 11:52:48 ± 0.249 |
Latitude | 43.0700 ± 0.0083 |
Longitude | 12.8430 ± 0.0243 |
Depth (km) | 2 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 279519 |
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) | 2179.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 180 |
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) | 0.00623 |
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 | 2.2 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 279519 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 21:23:57 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.MNS.Z. | 1997-09-26T11:53:13.73 | 10.0 | undecidable | manual | SG | 189 | 0.6882 | -0.36 | 0.5 | |
--.FB9.Z. | 1997-09-26T11:53:11.84 | 10.0 | undecidable | manual | SG | 355 | 0.6216 | 0.06 | 0.8 | |
--.ARV.Z. | 1997-09-26T11:53:05.58 | 10.0 | undecidable | manual | SG | 9 | 0.4329 | 0.43 | 0.5 | |
--.MNS.Z. | 1997-09-26T11:53:03.59 | 10.0 | undecidable | manual | PG | 189 | 0.6882 | 0.36 | 1.2 | |
--.FB9.Z. | 1997-09-26T11:53:01.78 | 10.0 | undecidable | manual | PG | 355 | 0.6216 | -0.11 | 1.9 | |
--.ARV.Z. | 1997-09-26T11:52:57.89 | 10.0 | undecidable | manual | PG | 9 | 0.4329 | -0.17 | 2.1 | |
--.ASS.Z. | 1997-09-26T11:52:54.50 | 10.0 | undecidable | manual | SG | 266 | 0.1332 | 0.67 | 0.2 | |
--.ASS.Z. | 1997-09-26T11:52:50.98 | 10.0 | undecidable | manual | PG | 266 | 0.1332 | -0.55 | 0.8 |