A magnitude Md 2.5 earthquake occured in region: 6 km W Norcia (PG), on
and geographic coordinates (lat, lon) 42.7700, 13.0340 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 |
---|---|---|---|---|
Norcia | PG | 6 | 4957 | 4957 |
Cascia | PG | 6 | 3217 | 8174 |
Poggiodomo | PG | 10 | 117 | 8291 |
Cerreto di Spoleto | PG | 11 | 1075 | 9366 |
Preci | PG | 12 | 724 | 10090 |
Vallo di Nera | PG | 14 | 364 | 10454 |
Monteleone di Spoleto | PG | 15 | 599 | 11053 |
Sellano | PG | 16 | 1079 | 12132 |
Sant'Anatolia di Narco | PG | 17 | 564 | 12696 |
Castelsantangelo sul Nera | MC | 17 | 281 | 12977 |
Scheggino | PG | 18 | 461 | 13438 |
Visso | MC | 19 | 1107 | 14545 |
Accumoli | RI | 19 | 667 | 15212 |
Cittareale | RI | 20 | 482 | 15694 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.5 | 1986-09-10 22:05:07 |
42.77 | 13.034 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 33889 |
Field | Value |
---|---|
Time (UTC) | 1986-09-10 22:05:07 ± 0.48 |
Latitude | 42.7700 ± 0.0269 |
Longitude | 13.0340 ± 0.0409 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 33889 |
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) | 4477.1 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 169 |
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) | 0.6 |
Epicentral distance of station closest to the epicenter (degree) | 0.00356 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01036 |
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 | 2.5 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 33889 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:34:30 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.ARV.Z. | 1986-09-10T22:05:34.00 | 10.0 | undecidable | manual | SG | 354 | 0.7326 | 0.36 | 1 | |
--.CRE.Z. | 1986-09-10T22:05:31.50 | 10.0 | undecidable | manual | PN | 317 | 1.1544 | 1.47 | 0.3 | |
--.AQU.Z. | 1986-09-10T22:05:27.50 | 10.0 | undecidable | manual | SG | 146 | 0.4995 | 1.44 | 0.2 | |
--.AM8.Z. | 1986-09-10T22:05:25.41 | 10.0 | undecidable | manual | PG | 27 | 0.8769 | 0.13 | 1.6 | |
--.ARV.Z. | 1986-09-10T22:05:22.00 | 10.0 | undecidable | manual | PG | 354 | 0.7326 | -0.49 | 1.5 | |
--.ASS.Z. | 1986-09-10T22:05:22.50 | 10.0 | undecidable | manual | SG | 316 | 0.3996 | -0.45 | 0.9 | |
--.AQU.Z. | 1986-09-10T22:05:17.00 | 10.0 | undecidable | manual | PG | 146 | 0.4995 | -1.12 | 0.8 | |
--.ASS.Z. | 1986-09-10T22:05:16.00 | 10.0 | undecidable | manual | PG | 316 | 0.3996 | -0.33 | 1.7 |