A magnitude Md 2.2 earthquake occured in region: 7 km SW Todi (PG), on
and geographic coordinates (lat, lon) 42.7240, 12.3660 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 |
---|---|---|---|---|
Todi | PG | 7 | 16851 | 16851 |
Avigliano Umbro | TR | 9 | 2558 | 19409 |
Montecchio | TR | 9 | 1676 | 21085 |
Guardea | TR | 12 | 1836 | 22921 |
Montecastrilli | TR | 13 | 5022 | 27943 |
Monte Castello di Vibio | PG | 13 | 1567 | 29510 |
Baschi | TR | 14 | 2722 | 32232 |
Massa Martana | PG | 14 | 3770 | 36002 |
Fratta Todina | PG | 15 | 1839 | 37841 |
Acquasparta | TR | 15 | 4778 | 42619 |
Castiglione in Teverina | VT | 16 | 2329 | 44948 |
Alviano | TR | 16 | 1463 | 46411 |
Lugnano in Teverina | TR | 17 | 1494 | 47905 |
San Venanzo | TR | 18 | 2218 | 50123 |
Amelia | TR | 19 | 11897 | 62020 |
San Gemini | TR | 19 | 5018 | 67038 |
Civitella d'Agliano | VT | 20 | 1640 | 68678 |
Collazzone | PG | 20 | 3473 | 72151 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2
ML-VAX 1.6 |
1988-01-06 22:20:38 |
42.724 | 12.366 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 60559 |
Field | Value |
---|---|
Time (UTC) | 1988-01-06 22:20:38 ± 0.408 |
Latitude | 42.7240 ± 0.0082 |
Longitude | 12.3660 ± 0.0371 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 60559 |
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) | 3167.7 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 246 |
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) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.00356 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00664 |
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 | 2.2 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 60559 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:57:45 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | |
Num. used stations | 1 |
Type of magnitude | ML |
Reference to an origin | 60559 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.CM8.Z. | 1988-01-06T22:21:03.78 | 10.0 | undecidable | manual | SG | 50 | 0.7326 | 0.09 | 1.1 | |
--.CM8.Z. | 1988-01-06T22:20:53.51 | 10.0 | undecidable | manual | PG | 50 | 0.7326 | 0.64 | 0.5 | |
--.MNS.Z. | 1988-01-06T22:20:52.81 | 10.0 | undecidable | manual | SG | 145 | 0.3996 | -0.37 | 0.5 | |
--.ASS.Z. | 1988-01-06T22:20:52.50 | 10.0 | undecidable | manual | SG | 31 | 0.3996 | -0.26 | 0.5 | |
--.ASS.Z. | 1988-01-06T22:20:46.30 | 10.0 | undecidable | manual | PG | 31 | 0.3996 | -0.26 | 1.3 | |
--.MNS.Z. | 1988-01-06T22:20:46.88 | 10.0 | undecidable | manual | PG | 145 | 0.3996 | 0.09 | 2.1 |