A magnitude Md 2.1 earthquake occured in region: 4 km E Nocera Umbra (PG), on
and geographic coordinates (lat, lon) 43.1180, 12.8420 at 10 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 |
Sefro | MC | 9 | 422 | 6261 |
Valtopina | PG | 10 | 1398 | 7659 |
Serravalle di Chienti | MC | 10 | 1070 | 8729 |
Fiuminata | MC | 11 | 1402 | 10131 |
Gualdo Tadino | PG | 14 | 15208 | 25339 |
Pioraco | MC | 14 | 1134 | 26473 |
Muccia | MC | 17 | 915 | 27388 |
Esanatoglia | MC | 17 | 2034 | 29422 |
Camerino | MC | 19 | 6974 | 36396 |
Pieve Torina | MC | 19 | 1458 | 37854 |
Monte Cavallo | MC | 19 | 145 | 37999 |
Assisi | PG | 19 | 28299 | 66298 |
Spello | PG | 20 | 8645 | 74943 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1
ML-VAX 1.7 |
1997-09-29 23:37:29 |
43.118 | 12.842 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 285069 |
Field | Value |
---|---|
Time (UTC) | 1997-09-29 23:37:29 ± 0.151 |
Latitude | 43.1180 ± 0.0074 |
Longitude | 12.8420 ± 0.0154 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 285069 |
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) | 1499.1 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 178 |
Number of associated phases, regardless of their use for origin computation | 7 |
Number of defining phases | 7 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.1 |
Epicentral distance of station closest to the epicenter (degree) | 0.00130 |
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 | 3 |
Type of magnitude | Md |
Reference to an origin | 285069 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 21:28:46 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 285069 |
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. | 1997-09-29T23:37:49.83 | 10.0 | undecidable | manual | SG | 355 | 0.5772 | 0.03 | 0.5 | |
--.MNS.Z. | 1997-09-29T23:37:44.28 | 10.0 | undecidable | manual | PG | 189 | 0.7326 | 0.03 | 1.2 | |
--.ARV.Z. | 1997-09-29T23:37:44.19 | 10.0 | undecidable | manual | SG | 10 | 0.3885 | 0.42 | 0.1 | |
--.FB9.Z. | 1997-09-29T23:37:40.69 | 10.0 | undecidable | manual | PG | 355 | 0.5772 | -0.48 | 0.2 | |
--.ARV.Z. | 1997-09-29T23:37:37.51 | 10.0 | undecidable | manual | PG | 10 | 0.3885 | -0.18 | 1.2 | |
--.ASS.Z. | 1997-09-29T23:37:36.50 | 10.0 | undecidable | manual | SG | 248 | 0.1443 | -0.05 | 0.6 | |
--.ASS.Z. | 1997-09-29T23:37:33.29 | 10.0 | positive | manual | PG | 248 | 0.1443 | 0.02 | 3.2 |