A magnitude Md 2.1 earthquake occured in region: 5 km NW Nocera Umbra (PG), on
and geographic coordinates (lat, lon) 43.1420, 12.7520 at 4 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 |
---|---|---|---|---|
Nocera Umbra | PG | 5 | 5839 | 5839 |
Valtopina | PG | 9 | 1398 | 7237 |
Gualdo Tadino | PG | 10 | 15208 | 22445 |
Valfabbrica | PG | 12 | 3389 | 25834 |
Assisi | PG | 14 | 28299 | 54133 |
Fiuminata | MC | 16 | 1402 | 55535 |
Sefro | MC | 16 | 422 | 55957 |
Fossato di Vico | PG | 17 | 2840 | 58797 |
Spello | PG | 18 | 8645 | 67442 |
Serravalle di Chienti | MC | 18 | 1070 | 68512 |
Bastia Umbra | PG | 18 | 21874 | 90386 |
Pioraco | MC | 19 | 1134 | 91520 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1
ML-VAX 1.5 |
1993-06-06 03:43:18 |
43.142 | 12.752 | 4 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 186889 |
Field | Value |
---|---|
Time (UTC) | 1993-06-06 03:43:18 ± 0.172 |
Latitude | 43.1420 ± 0.0096 |
Longitude | 12.7520 ± 0.0243 |
Depth (km) | 4 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 186889 |
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) | 2244.9 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 162 |
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) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00089 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00939 |
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 | 2.1 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 186889 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 19:55:33 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 186889 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-04-28 13:07:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.MNS.Z. | 1993-06-06T03:43:45.38 | 10.0 | undecidable | manual | SG | 183 | 0.7548 | -0.87 | 0 | |
--.PGD.Z. | 1993-06-06T03:43:39.99 | 10.0 | undecidable | manual | PG | 314 | 1.0434 | 0.01 | 0.9 | |
--.MNS.Z. | 1993-06-06T03:43:34.89 | 10.0 | negative | manual | PG | 183 | 0.7548 | 0.26 | 1.5 | |
--.ARV.Z. | 1993-06-06T03:43:33.59 | 10.0 | undecidable | manual | SG | 21 | 0.3774 | 0 | 0.6 | |
--.ARV.Z. | 1993-06-06T03:43:27.16 | 10.0 | undecidable | manual | PG | 21 | 0.3774 | -0.16 | 1.2 | |
--.ASS.Z. | 1993-06-06T03:43:22.84 | 10.0 | undecidable | manual | SG | 222 | 0.0999 | -0.26 | 0.4 | |
--.ASS.Z. | 1993-06-06T03:43:21.35 | 10.0 | positive | manual | PG | 222 | 0.0999 | 0.08 | 1.4 |