A magnitude Md 2.3 earthquake occured in region: 2 km W Nocera Umbra (PG), on
and geographic coordinates (lat, lon) 43.1180, 12.7690 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 | 2 | 5839 | 5839 |
Valtopina | PG | 7 | 1398 | 7237 |
Gualdo Tadino | PG | 13 | 15208 | 22445 |
Assisi | PG | 13 | 28299 | 50744 |
Valfabbrica | PG | 14 | 3389 | 54133 |
Sefro | MC | 15 | 422 | 54555 |
Fiuminata | MC | 16 | 1402 | 55957 |
Serravalle di Chienti | MC | 16 | 1070 | 57027 |
Spello | PG | 16 | 8645 | 65672 |
Bastia Umbra | PG | 19 | 21874 | 87546 |
Foligno | PG | 19 | 57155 | 144701 |
Pioraco | MC | 19 | 1134 | 145835 |
Fossato di Vico | PG | 20 | 2840 | 148675 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.3
ML-VAX 1.7 |
1997-09-27 17:47:02 |
43.118 | 12.769 | 4 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 282089 |
Field | Value |
---|---|
Time (UTC) | 1997-09-27 17:47:02 ± 0.364 |
Latitude | 43.1180 ± 0.0158 |
Longitude | 12.7690 ± 0.0340 |
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 | 282089 |
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) | 3274.9 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 138 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
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) | 0.00089 |
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 | 2.3 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 282089 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 21:26:11 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 282089 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.CRE.Z. | 1997-09-27T17:47:30.82 | 10.0 | undecidable | manual | SG | 310 | 0.777 | 0.23 | 0.6 | |
--.MNS.Z. | 1997-09-27T17:47:29.31 | 10.0 | undecidable | manual | SG | 184 | 0.7326 | 0.06 | 0.6 | |
--.PQ9.Z. | 1997-09-27T17:47:27.60 | 10.0 | undecidable | manual | PN | 156 | 1.1877 | 1.69 | 0.1 | |
--.CSNT.Z. | 1997-09-27T17:47:25.31 | 10.0 | undecidable | manual | PN | 288 | 1.1211 | 0.2 | 1.2 | |
--.FB9.Z. | 1997-09-27T17:47:23.65 | 10.0 | undecidable | manual | SG | 0 | 0.5661 | -0.4 | 0.6 | |
--.ARV.Z. | 1997-09-27T17:47:19.30 | 10.0 | undecidable | manual | SG | 18 | 0.3996 | 0.85 | 0.4 | |
--.CRE.Z. | 1997-09-27T17:47:18.79 | 10.0 | undecidable | manual | PG | 310 | 0.777 | 0.01 | 1.5 | |
--.MNS.Z. | 1997-09-27T17:47:16.26 | 10.0 | undecidable | manual | PG | 184 | 0.7326 | -1.74 | 0.2 | |
--.FB9.Z. | 1997-09-27T17:47:14.68 | 10.0 | undecidable | manual | PG | 0 | 0.5661 | -0.32 | 1.5 | |
--.ARV.Z. | 1997-09-27T17:47:11.35 | 10.0 | undecidable | manual | PG | 18 | 0.3996 | -0.27 | 1.6 | |
--.ASS.Z. | 1997-09-27T17:47:07.50 | 10.0 | undecidable | manual | SG | 236 | 0.0999 | 0.64 | 0.5 | |
--.ASS.Z. | 1997-09-27T17:47:05.00 | 10.0 | negative | manual | PG | 236 | 0.0999 | -0.08 | 3.3 |