A magnitude Md 2.1 earthquake occured in region: 3 km E Trevi (PG), on
and geographic coordinates (lat, lon) 42.8760, 12.7810 at 10 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 |
---|---|---|---|---|
Trevi | PG | 3 | 8469 | 8469 |
Campello sul Clitunno | PG | 6 | 2442 | 10911 |
Castel Ritaldi | PG | 11 | 3278 | 14189 |
Montefalco | PG | 11 | 5679 | 19868 |
Foligno | PG | 11 | 57155 | 77023 |
Sellano | PG | 12 | 1079 | 78102 |
Cerreto di Spoleto | PG | 13 | 1075 | 79177 |
Vallo di Nera | PG | 14 | 364 | 79541 |
Bevagna | PG | 15 | 5081 | 84622 |
Spello | PG | 16 | 8645 | 93267 |
Spoleto | PG | 16 | 38218 | 131485 |
Sant'Anatolia di Narco | PG | 16 | 564 | 132049 |
Giano dell'Umbria | PG | 17 | 3846 | 135895 |
Scheggino | PG | 19 | 461 | 136356 |
Gualdo Cattaneo | PG | 19 | 6155 | 142511 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1 | 1986-03-12 08:09:03 |
42.876 | 12.781 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 24029 |
Field | Value |
---|---|
Time (UTC) | 1986-03-12 08:09:03 ± 0.306 |
Latitude | 42.8760 ± 0.0103 |
Longitude | 12.7810 ± 0.0608 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 24029 |
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) | 5086.8 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 177 |
Number of associated phases, regardless of their use for origin computation | 6 |
Number of defining phases | 6 |
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) | 0.00186 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00567 |
Number of stations at which the event was observed | 3 |
Number of stations from which data was used for origin computation | 3 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 24029 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:25:58 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.ARV.Z. | 1986-03-12T08:09:27.00 | 10.0 | undecidable | manual | SG | 10 | 0.6327 | 0.98 | 0.1 | |
--.MNS.Z. | 1986-03-12T08:09:21.50 | 10.0 | undecidable | manual | SG | 188 | 0.4995 | -0.1 | 0.8 | |
--.ARV.Z. | 1986-03-12T08:09:16.00 | 10.0 | undecidable | manual | PG | 10 | 0.6327 | -0.61 | 0.8 | |
--.MNS.Z. | 1986-03-12T08:09:14.20 | 10.0 | undecidable | manual | PG | 188 | 0.4995 | 0.14 | 1.9 | |
--.ASS.Z. | 1986-03-12T08:09:12.00 | 10.0 | undecidable | manual | SG | 333 | 0.2109 | -0.38 | 0.6 | |
--.ASS.Z. | 1986-03-12T08:09:09.00 | 10.0 | undecidable | manual | PG | 333 | 0.2109 | 0.27 | 1.8 |