A magnitude Md 2.1 earthquake occured in region: 6 km SE Nocera Umbra (PG), on
and geographic coordinates (lat, lon) 43.0820, 12.8540 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 | 6 | 5839 | 5839 |
Serravalle di Chienti | MC | 8 | 1070 | 6909 |
Valtopina | PG | 8 | 1398 | 8307 |
Sefro | MC | 11 | 422 | 8729 |
Fiuminata | MC | 14 | 1402 | 10131 |
Pioraco | MC | 15 | 1134 | 11265 |
Muccia | MC | 16 | 915 | 12180 |
Monte Cavallo | MC | 16 | 145 | 12325 |
Pieve Torina | MC | 17 | 1458 | 13783 |
Gualdo Tadino | PG | 18 | 15208 | 28991 |
Spello | PG | 18 | 8645 | 37636 |
Camerino | MC | 18 | 6974 | 44610 |
Foligno | PG | 19 | 57155 | 101765 |
Pievebovigliana | MC | 19 | 866 | 102631 |
Assisi | PG | 19 | 28299 | 130930 |
Fiordimonte | MC | 20 | 202 | 131132 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1
ML-VAX 1.5 |
1997-09-28 08:27:11 |
43.082 | 12.854 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 282909 |
Field | Value |
---|---|
Time (UTC) | 1997-09-28 08:27:11 ± 0.305 |
Latitude | 43.0820 ± 0.0128 |
Longitude | 12.8540 ± 0.0225 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 282909 |
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) | 2316.1 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 181 |
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) | 0.00130 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00631 |
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 | 282909 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 21:26:53 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 282909 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.MNS.Z. | 1997-09-28T08:27:37.83 | 10.0 | undecidable | manual | SG | 190 | 0.6993 | 0.95 | 0 | |
--.FB9.Z. | 1997-09-28T08:27:34.70 | 10.0 | undecidable | manual | SG | 354 | 0.6105 | 0.26 | 0.5 | |
--.ARV.Z. | 1997-09-28T08:27:27.47 | 10.0 | undecidable | manual | SG | 8 | 0.4107 | -0.15 | 0.7 | |
--.MNS.Z. | 1997-09-28T08:27:25.60 | 10.0 | undecidable | manual | PG | 190 | 0.6993 | -0.46 | 0.7 | |
--.FB9.Z. | 1997-09-28T08:27:24.79 | 10.0 | undecidable | manual | PG | 354 | 0.6105 | 0.51 | 0.7 | |
--.ARV.Z. | 1997-09-28T08:27:20.37 | 10.0 | undecidable | manual | PG | 8 | 0.4107 | -0.34 | 1.2 | |
--.ASS.Z. | 1997-09-28T08:27:17.41 | 10.0 | undecidable | manual | SG | 262 | 0.1443 | 0.16 | 0.7 | |
--.ASS.Z. | 1997-09-28T08:27:14.60 | 10.0 | positive | manual | PG | 262 | 0.1443 | -0.13 | 3.4 |