A magnitude Md 2.5 earthquake occured in region: 5 km SW Preci (PG), on
and geographic coordinates (lat, lon) 42.8500, 12.9950 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 | 5 | 724 | 724 |
Sellano | PG | 7 | 1079 | 1803 |
Cerreto di Spoleto | PG | 7 | 1075 | 2878 |
Norcia | PG | 10 | 4957 | 7835 |
Visso | MC | 12 | 1107 | 8942 |
Castelsantangelo sul Nera | MC | 14 | 281 | 9223 |
Vallo di Nera | PG | 14 | 364 | 9587 |
Cascia | PG | 15 | 3217 | 12804 |
Ussita | MC | 16 | 444 | 13248 |
Poggiodomo | PG | 16 | 117 | 13365 |
Monte Cavallo | MC | 16 | 145 | 13510 |
Campello sul Clitunno | PG | 18 | 2442 | 15952 |
Sant'Anatolia di Narco | PG | 18 | 564 | 16516 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.5 | 1998-03-16 01:59:08 |
42.85 | 12.995 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 325209 |
Field | Value |
---|---|
Time (UTC) | 1998-03-16 01:59:08 ± 0.157 |
Latitude | 42.8500 ± 0.0085 |
Longitude | 12.9950 ± 0.0140 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 325209 |
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) | 1477.6 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 104 |
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) | 0.00073 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00769 |
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 | 2.5 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 325209 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 22:04:53 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.ARV.Z. | 1998-03-16T01:59:32.90 | 10.0 | undecidable | manual | SG | 356 | 0.6438 | 0.04 | 0.7 | |
--.MNS.Z. | 1998-03-16T01:59:27.81 | 10.0 | undecidable | manual | SG | 206 | 0.5106 | -0.07 | 0.8 | |
--.FB9.Z. | 1998-03-16T01:59:25.00 | 10.0 | undecidable | manual | PG | 349 | 0.8547 | -0.86 | 0.4 | |
--.SNTG.Z. | 1998-03-16T01:59:24.81 | 10.0 | undecidable | manual | SG | 354 | 0.3996 | 0.73 | 0.3 | |
--.ARV.Z. | 1998-03-16T01:59:21.61 | 10.0 | undecidable | manual | PG | 356 | 0.6438 | -0.42 | 1.3 | |
--.ASS.Z. | 1998-03-16T01:59:21.91 | 10.0 | undecidable | manual | SG | 310 | 0.3219 | 0.81 | 0.2 | |
--.AQU.Z. | 1998-03-16T01:59:21.50 | 10.0 | undecidable | manual | PG | 148 | 0.5772 | 0.77 | 0.7 | |
--.MNS.Z. | 1998-03-16T01:59:19.15 | 10.0 | undecidable | manual | PG | 206 | 0.5106 | -0.47 | 1.2 | |
--.SNTG.Z. | 1998-03-16T01:59:17.26 | 10.0 | undecidable | manual | PG | 354 | 0.3996 | -0.17 | 2 | |
--.ASS.Z. | 1998-03-16T01:59:16.90 | 10.0 | undecidable | manual | PG | 310 | 0.3219 | 0.38 | 1.6 | |
--.NRCA.Z. | 1998-03-16T01:59:12.10 | 10.0 | undecidable | manual | SG | 101 | 0.0777 | -0.13 | 0.8 | |
--.NRCA.Z. | 1998-03-16T01:59:10.72 | 10.0 | undecidable | manual | PG | 101 | 0.0777 | 0.19 | 2 |