A magnitude Md 2.0 earthquake occured in region: 4 km E Valtopina (PG), on
and geographic coordinates (lat, lon) 43.0640, 12.8030 at 12 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 |
---|---|---|---|---|
Valtopina | PG | 4 | 1398 | 1398 |
Nocera Umbra | PG | 5 | 5839 | 7237 |
Serravalle di Chienti | MC | 12 | 1070 | 8307 |
Spello | PG | 13 | 8645 | 16952 |
Foligno | PG | 14 | 57155 | 74107 |
Sefro | MC | 15 | 422 | 74529 |
Assisi | PG | 15 | 28299 | 102828 |
Fiuminata | MC | 18 | 1402 | 104230 |
Monte Cavallo | MC | 18 | 145 | 104375 |
Gualdo Tadino | PG | 19 | 15208 | 119583 |
Cannara | PG | 19 | 4305 | 123888 |
Valfabbrica | PG | 20 | 3389 | 127277 |
Pioraco | MC | 20 | 1134 | 128411 |
Muccia | MC | 20 | 915 | 129326 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.0 | 1998-08-10 02:38:59 |
43.064 | 12.803 | 12 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 347619 |
Field | Value |
---|---|
Time (UTC) | 1998-08-10 02:38:59 ± 0.122 |
Latitude | 43.0640 ± 0.0026 |
Longitude | 12.8030 ± 0.0084 |
Depth (km) | 12 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 347619 |
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) | 739.2 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 118 |
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) | 0.1 |
Epicentral distance of station closest to the epicenter (degree) | 0.00097 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00615 |
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 | 2.0 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 347619 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 22:25:36 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.MNS.Z. | 1998-08-10T02:39:23.49 | 10.0 | undecidable | manual | SG | 187 | 0.6882 | 0.19 | 0.1 | |
--.MNS.Z. | 1998-08-10T02:39:13.30 | 10.0 | undecidable | manual | PG | 187 | 0.6882 | -0.16 | 0.2 | |
--.NRCA.Z. | 1998-08-10T02:39:11.71 | 10.0 | undecidable | manual | SG | 135 | 0.3108 | 0 | 0.7 | |
--.SNTG.Z. | 1998-08-10T02:39:08.40 | 10.0 | undecidable | manual | SG | 27 | 0.2109 | 0.12 | 0.4 | |
--.NRCA.Z. | 1998-08-10T02:39:06.49 | 10.0 | undecidable | manual | PG | 135 | 0.3108 | -0.01 | 1.8 | |
--.ASS.Z. | 1998-08-10T02:39:05.00 | 10.0 | undecidable | manual | SG | 269 | 0.111 | -0.11 | 0.7 | |
--.SNTG.Z. | 1998-08-10T02:39:04.48 | 10.0 | positive | manual | PG | 27 | 0.2109 | -0.05 | 2.9 | |
--.ASS.Z. | 1998-08-10T02:39:02.75 | 10.0 | undecidable | manual | PG | 269 | 0.111 | 0.06 | 1.2 |