A magnitude Md 2.1 earthquake occured in region: 3 km NE Umbertide (PG), on
and geographic coordinates (lat, lon) 43.3230, 12.3540 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 |
---|---|---|---|---|
Umbertide | PG | 3 | 16681 | 16681 |
Montone | PG | 5 | 1680 | 18361 |
Pietralunga | PG | 15 | 2111 | 20472 |
Città di Castello | PG | 18 | 39913 | 60385 |
Gubbio | PG | 19 | 32216 | 92601 |
Lisciano Niccone | PG | 19 | 613 | 93214 |
Monte Santa Maria Tiberina | PG | 20 | 1183 | 94397 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1 | 1996-08-22 00:58:58 |
43.323 | 12.354 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 251419 |
Field | Value |
---|---|
Time (UTC) | 1996-08-22 00:58:58 ± 0.197 |
Latitude | 43.3230 ± 0.0128 |
Longitude | 12.3540 ± 0.0176 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 251419 |
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) | 2012.4 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 175 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
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) | 0.00300 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00639 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | |
Num. used stations | 4 |
Type of magnitude | Md |
Reference to an origin | 251419 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 20:57:51 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.SFI.Z. | 1996-08-22T00:59:22.29 | 10.0 | undecidable | manual | SG | 328 | 0.6882 | 0.14 | 0.5 | |
--.PGD.Z. | 1996-08-22T00:59:22.26 | 10.0 | undecidable | manual | SG | 320 | 0.7104 | -0.86 | 0.1 | |
--.FB9.Z. | 1996-08-22T00:59:15.20 | 10.0 | undecidable | manual | SG | 39 | 0.4773 | -0.32 | 0.5 | |
--.ARV.Z. | 1996-08-22T00:59:14.56 | 10.0 | undecidable | manual | SG | 67 | 0.4551 | -0.41 | 0.5 | |
--.CRE.Z. | 1996-08-22T00:59:13.18 | 10.0 | undecidable | manual | SG | 315 | 0.4107 | -0.29 | 0.4 | |
--.PGD.Z. | 1996-08-22T00:59:13.30 | 10.0 | undecidable | manual | PG | 320 | 0.7104 | 0.45 | 1.1 | |
--.SFI.Z. | 1996-08-22T00:59:13.57 | 10.0 | undecidable | manual | PG | 328 | 0.6882 | 1.55 | 0.1 | |
--.ASS.Z. | 1996-08-22T00:59:11.16 | 10.0 | undecidable | manual | SG | 140 | 0.333 | 0.18 | 0.6 | |
--.FB9.Z. | 1996-08-22T00:59:08.49 | 10.0 | undecidable | manual | PG | 39 | 0.4773 | 0.3 | 1.4 | |
--.ARV.Z. | 1996-08-22T00:59:07.93 | 10.0 | undecidable | manual | PG | 67 | 0.4551 | 0.06 | 1.5 | |
--.CRE.Z. | 1996-08-22T00:59:06.79 | 10.0 | positive | manual | PG | 315 | 0.4107 | -0.22 | 2.4 | |
--.ASS.Z. | 1996-08-22T00:59:05.50 | 10.0 | negative | manual | PG | 140 | 0.333 | -0.07 | 3 |