A magnitude Md 2.1 earthquake occured in region: 12 km SE Umbertide (PG), on
and geographic coordinates (lat, lon) 43.2160, 12.4050 at 5 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 | 12 | 16681 | 16681 |
Perugia | PG | 12 | 166134 | 182815 |
Corciano | PG | 14 | 21332 | 204147 |
Valfabbrica | PG | 17 | 3389 | 207536 |
Montone | PG | 18 | 1680 | 209216 |
Magione | PG | 18 | 14865 | 224081 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1
ML-VAX 1.7 |
1997-10-06 12:27:27 |
43.216 | 12.405 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 290859 |
Field | Value |
---|---|
Time (UTC) | 1997-10-06 12:27:27 ± 0.625 |
Latitude | 43.2160 ± 0.0164 |
Longitude | 12.4050 ± 0.0548 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 290859 |
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) | 4799.3 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 223 |
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) | 0.6 |
Epicentral distance of station closest to the epicenter (degree) | 0.00210 |
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 | 2.1 |
Uncertainty | |
Num. used stations | 1 |
Type of magnitude | Md |
Reference to an origin | 290859 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 21:33:54 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 290859 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.FB9.Z. | 1997-10-06T12:27:47.84 | 10.0 | undecidable | manual | SG | 29 | 0.5439 | -0.55 | 0.6 | |
--.ARV.Z. | 1997-10-06T12:27:46.15 | 10.0 | undecidable | manual | SG | 54 | 0.4773 | -0.18 | 0.9 | |
--.MNS.Z. | 1997-10-06T12:27:45.27 | 10.0 | undecidable | manual | PG | 166 | 0.8547 | -0.19 | 1.6 | |
--.ARV.Z. | 1997-10-06T12:27:39.73 | 10.0 | undecidable | manual | PG | 54 | 0.4773 | 1.17 | 0.7 | |
--.FB9.Z. | 1997-10-06T12:27:38.99 | 10.0 | undecidable | manual | PG | 29 | 0.5439 | -0.76 | 1.2 | |
--.ASS.Z. | 1997-10-06T12:27:36.11 | 10.0 | undecidable | manual | SG | 130 | 0.2331 | -1.14 | 0.3 | |
--.ASS.Z. | 1997-10-06T12:27:33.85 | 10.0 | undecidable | manual | PG | 130 | 0.2331 | 0.53 | 1.7 |