A magnitude Md 2.3 earthquake occured in region: 5 km NW Preci (PG), on
and geographic coordinates (lat, lon) 42.9090, 12.9880 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 |
---|---|---|---|---|
Sellano | PG | 5 | 1079 | 1079 |
Preci | PG | 5 | 724 | 1803 |
Visso | MC | 9 | 1107 | 2910 |
Monte Cavallo | MC | 10 | 145 | 3055 |
Cerreto di Spoleto | PG | 11 | 1075 | 4130 |
Ussita | MC | 13 | 444 | 4574 |
Castelsantangelo sul Nera | MC | 14 | 281 | 4855 |
Norcia | PG | 16 | 4957 | 9812 |
Pieve Torina | MC | 16 | 1458 | 11270 |
Fiordimonte | MC | 17 | 202 | 11472 |
Serravalle di Chienti | MC | 18 | 1070 | 12542 |
Vallo di Nera | PG | 19 | 364 | 12906 |
Pievebovigliana | MC | 19 | 866 | 13772 |
Campello sul Clitunno | PG | 20 | 2442 | 16214 |
Trevi | PG | 20 | 8469 | 24683 |
Fiastra | MC | 20 | 559 | 25242 |
Muccia | MC | 20 | 915 | 26157 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.3
ML-VAX 1.6 |
1997-10-09 12:07:55 |
42.909 | 12.988 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 294369 |
Field | Value |
---|---|
Time (UTC) | 1997-10-09 12:07:55 ± 0.263 |
Latitude | 42.9090 ± 0.0074 |
Longitude | 12.9880 ± 0.0383 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 294369 |
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) | 3228.9 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 206 |
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) | 0.00259 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00712 |
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 | 2.3 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 294369 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 21:36:59 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 294369 |
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. | 1997-10-09T12:08:23.47 | 10.0 | undecidable | manual | SG | 348 | 0.7881 | -0.14 | 0.6 | |
--.MNS.Z. | 1997-10-09T12:08:16.35 | 10.0 | undecidable | manual | SG | 203 | 0.5661 | 0.05 | 0.7 | |
--.ARV.Z. | 1997-10-09T12:08:16.82 | 10.0 | undecidable | manual | SG | 356 | 0.5883 | -0.14 | 0.7 | |
--.FB9.Z. | 1997-10-09T12:08:12.10 | 10.0 | undecidable | manual | PG | 348 | 0.7881 | 0.53 | 0.7 | |
--.ARV.Z. | 1997-10-09T12:08:07.25 | 10.0 | undecidable | manual | PG | 356 | 0.5883 | -0.48 | 0.9 | |
--.MNS.Z. | 1997-10-09T12:08:07.26 | 10.0 | positive | manual | PG | 203 | 0.5661 | -0.09 | 3.6 | |
--.ASS.Z. | 1997-10-09T12:08:05.62 | 10.0 | undecidable | manual | SG | 301 | 0.2886 | -0.79 | 0.1 | |
--.ASS.Z. | 1997-10-09T12:08:02.20 | 10.0 | undecidable | manual | PG | 301 | 0.2886 | 0.56 | 0.7 |