A magnitude Md 2.4 earthquake occured in region: 4 km W Preci (PG), on
and geographic coordinates (lat, lon) 42.8890, 12.9980 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 |
---|---|---|---|---|
Preci | PG | 4 | 724 | 724 |
Sellano | PG | 6 | 1079 | 1803 |
Visso | MC | 9 | 1107 | 2910 |
Cerreto di Spoleto | PG | 10 | 1075 | 3985 |
Monte Cavallo | MC | 12 | 145 | 4130 |
Castelsantangelo sul Nera | MC | 13 | 281 | 4411 |
Ussita | MC | 13 | 444 | 4855 |
Norcia | PG | 13 | 4957 | 9812 |
Vallo di Nera | PG | 17 | 364 | 10176 |
Pieve Torina | MC | 18 | 1458 | 11634 |
Fiordimonte | MC | 18 | 202 | 11836 |
Cascia | PG | 19 | 3217 | 15053 |
Campello sul Clitunno | PG | 20 | 2442 | 17495 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.4
ML-VAX 1.9 |
1997-10-12 18:42:31 |
42.889 | 12.998 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 296709 |
Field | Value |
---|---|
Time (UTC) | 1997-10-12 18:42:31 ± 0.136 |
Latitude | 42.8890 ± 0.0052 |
Longitude | 12.9980 ± 0.0150 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 296709 |
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) | 1354.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 154 |
Number of associated phases, regardless of their use for origin computation | 9 |
Number of defining phases | 9 |
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) | 0.00275 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00737 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 2.4 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 296709 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 21:39:03 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 296709 |
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. | 1997-10-12T18:43:00.62 | 10.0 | undecidable | manual | SG | 348 | 0.8214 | -0.06 | 0.7 | |
--.ARV.Z. | 1997-10-12T18:42:54.38 | 10.0 | undecidable | manual | SG | 356 | 0.5994 | 0.37 | 0.4 | |
--.MNS.Z. | 1997-10-12T18:42:52.13 | 10.0 | undecidable | manual | SG | 204 | 0.5439 | -0.07 | 0.9 | |
--.FB9.Z. | 1997-10-12T18:42:48.50 | 10.0 | undecidable | manual | PG | 348 | 0.8214 | -0.31 | 1.1 | |
--.ARV.Z. | 1997-10-12T18:42:44.30 | 10.0 | undecidable | manual | PG | 356 | 0.5994 | -0.21 | 1.7 | |
--.AQU.Z. | 1997-10-12T18:42:44.95 | 10.0 | undecidable | manual | PG | 150 | 0.5994 | 0.44 | 0.8 | |
--.ASS.Z. | 1997-10-12T18:42:43.88 | 10.0 | undecidable | manual | SG | 304 | 0.3108 | 0.43 | 0.3 | |
--.MNS.Z. | 1997-10-12T18:42:43.10 | 10.0 | undecidable | manual | PG | 204 | 0.5439 | -0.37 | 1.1 | |
--.ASS.Z. | 1997-10-12T18:42:38.56 | 10.0 | undecidable | manual | PG | 304 | 0.3108 | 0.15 | 2 |