A magnitude Md 2.5 earthquake occured in region: 3 km W Trevi (PG), on
and geographic coordinates (lat, lon) 42.8680, 12.7110 at 6 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 |
Montefalco | PG | 6 | 5679 | 14148 |
Castel Ritaldi | PG | 6 | 3278 | 17426 |
Campello sul Clitunno | PG | 8 | 2442 | 19868 |
Foligno | PG | 10 | 57155 | 77023 |
Bevagna | PG | 11 | 5081 | 82104 |
Giano dell'Umbria | PG | 11 | 3846 | 85950 |
Gualdo Cattaneo | PG | 13 | 6155 | 92105 |
Spello | PG | 14 | 8645 | 100750 |
Spoleto | PG | 15 | 38218 | 138968 |
Vallo di Nera | PG | 17 | 364 | 139332 |
Cannara | PG | 18 | 4305 | 143637 |
Cerreto di Spoleto | PG | 18 | 1075 | 144712 |
Sellano | PG | 18 | 1079 | 145791 |
Sant'Anatolia di Narco | PG | 18 | 564 | 146355 |
Massa Martana | PG | 18 | 3770 | 150125 |
Scheggino | PG | 20 | 461 | 150586 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.5 | 1985-08-16 15:30:34 |
42.868 | 12.711 | 6 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 11879 |
Field | Value |
---|---|
Time (UTC) | 1985-08-16 15:30:34 ± 1.235 |
Latitude | 42.8680 ± 0.0573 |
Longitude | 12.7110 ± 0.1557 |
Depth (km) | 6 ± 12 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 11879 |
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) | 14199.9 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 303 |
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) | 0.4 |
Epicentral distance of station closest to the epicenter (degree) | 0.00178 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00583 |
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 | 2.5 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 11879 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:15:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.AR1.Z. | 1985-08-16T15:30:59.00 | 10.0 | undecidable | manual | SG | 14 | 0.6438 | 1.19 | 0.1 | |
--.CM2.Z. | 1985-08-16T15:30:51.00 | 10.0 | undecidable | manual | SG | 43 | 0.444 | -0.38 | 0.8 | |
--.AR1.Z. | 1985-08-16T15:30:47.00 | 10.0 | undecidable | manual | PG | 14 | 0.6438 | -0.83 | 0.5 | |
--.CM2.Z. | 1985-08-16T15:30:44.50 | 10.0 | undecidable | manual | PG | 43 | 0.444 | 0.39 | 1.3 | |
--.AS1.Z. | 1985-08-16T15:30:41.50 | 10.0 | undecidable | manual | SG | 347 | 0.1998 | -0.64 | 0.4 | |
--.AS1.Z. | 1985-08-16T15:30:39.00 | 10.0 | positive | manual | PG | 347 | 0.1998 | 0.22 | 3.1 |