A magnitude Md 2.5 earthquake occured in region: 7 km E Cerreto di Spoleto (PG), on
and geographic coordinates (lat, lon) 42.8160, 12.9990 at 3 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 |
---|---|---|---|---|
Cerreto di Spoleto | PG | 7 | 1075 | 1075 |
Preci | PG | 8 | 724 | 1799 |
Norcia | PG | 8 | 4957 | 6756 |
Sellano | PG | 10 | 1079 | 7835 |
Cascia | PG | 11 | 3217 | 11052 |
Vallo di Nera | PG | 12 | 364 | 11416 |
Poggiodomo | PG | 13 | 117 | 11533 |
Visso | MC | 15 | 1107 | 12640 |
Castelsantangelo sul Nera | MC | 15 | 281 | 12921 |
Sant'Anatolia di Narco | PG | 16 | 564 | 13485 |
Scheggino | PG | 18 | 461 | 13946 |
Campello sul Clitunno | PG | 18 | 2442 | 16388 |
Ussita | MC | 18 | 444 | 16832 |
Monteleone di Spoleto | PG | 19 | 599 | 17431 |
Monte Cavallo | MC | 20 | 145 | 17576 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.5 | 1999-05-22 19:00:59 |
42.816 | 12.999 | 3 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 366379 |
Field | Value |
---|---|
Time (UTC) | 1999-05-22 19:00:59 ± 0.074 |
Latitude | 42.8160 ± 0.0043 |
Longitude | 12.9990 ± 0.0060 |
Depth (km) | 3 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 366379 |
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) | 688.8 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 105 |
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) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00073 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00793 |
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 | 366379 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 22:43:41 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.FB9.Z. | 1999-05-22T19:01:31.70 | 10.0 | undecidable | manual | SG | 349 | 0.8769 | 0.14 | 0.4 | |
--.MNS.Z. | 1999-05-22T19:01:18.53 | 10.0 | undecidable | manual | SG | 208 | 0.4884 | -0.07 | 0.7 | |
--.FB9.Z. | 1999-05-22T19:01:17.75 | 10.0 | undecidable | manual | PG | 349 | 0.8769 | -0.34 | 0.3 | |
--.ASS.Z. | 1999-05-22T19:01:13.62 | 10.0 | undecidable | manual | SG | 314 | 0.3552 | 0.29 | 0.3 | |
--.AQU.Z. | 1999-05-22T19:01:12.00 | 10.0 | undecidable | manual | PG | 147 | 0.5439 | 0.23 | 0.9 | |
--.MNS.Z. | 1999-05-22T19:01:10.45 | 10.0 | undecidable | manual | PG | 208 | 0.4884 | -0.16 | 1.3 | |
--.ASS.Z. | 1999-05-22T19:01:07.63 | 10.0 | undecidable | manual | PG | 314 | 0.3552 | 0.07 | 1.7 | |
--.NRCA.Z. | 1999-05-22T19:01:02.77 | 10.0 | undecidable | manual | SG | 78 | 0.0777 | -0.35 | 0.2 | |
--.NRCA.Z. | 1999-05-22T19:01:01.77 | 10.0 | positive | manual | PG | 78 | 0.0777 | 0.1 | 3.3 |