A magnitude Md 2.2 earthquake occured in region: 12 km NW Valfabbrica (PG), on
and geographic coordinates (lat, lon) 43.2320, 12.4920 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 |
---|---|---|---|---|
Valfabbrica | PG | 12 | 3389 | 3389 |
Gubbio | PG | 15 | 32216 | 35605 |
Umbertide | PG | 16 | 16681 | 52286 |
Perugia | PG | 16 | 166134 | 218420 |
Bastia Umbra | PG | 19 | 21874 | 240294 |
Montone | PG | 20 | 1680 | 241974 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2 | 1986-07-18 14:05:03 |
43.232 | 12.492 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 31169 |
Field | Value |
---|---|
Time (UTC) | 1986-07-18 14:05:03 ± 0.254 |
Latitude | 43.2320 ± 0.0139 |
Longitude | 12.4920 ± 0.0243 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 31169 |
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) | 2498.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 144 |
Number of associated phases, regardless of their use for origin computation | 7 |
Number of defining phases | 7 |
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) | 0.00178 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00769 |
Number of stations at which the event was observed | 4 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 31169 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:32:15 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.MNS.Z. | 1986-07-18T14:05:32.00 | 10.0 | undecidable | manual | SG | 170 | 0.8547 | -1.27 | 0 | |
--.MNS.Z. | 1986-07-18T14:05:21.50 | 10.0 | undecidable | manual | PG | 170 | 0.8547 | 0.68 | 0.6 | |
--.ARV.Z. | 1986-07-18T14:05:19.50 | 10.0 | undecidable | manual | SG | 50 | 0.4218 | 0.2 | 0.7 | |
--.CRE.Z. | 1986-07-18T14:05:15.00 | 10.0 | undecidable | manual | PG | 314 | 0.5439 | -0.14 | 1.7 | |
--.ARV.Z. | 1986-07-18T14:05:12.50 | 10.0 | undecidable | manual | PG | 50 | 0.4218 | -0.25 | 1.7 | |
--.ASS.Z. | 1986-07-18T14:05:12.00 | 10.0 | undecidable | manual | SG | 145 | 0.1998 | -0.34 | 0.6 | |
--.ASS.Z. | 1986-07-18T14:05:09.00 | 10.0 | undecidable | manual | PG | 145 | 0.1998 | 0.27 | 1.7 |