A magnitude Md 2.2 earthquake occured in region: 5 km N Orvieto (TR), on
and geographic coordinates (lat, lon) 42.7640, 12.1220 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 |
---|---|---|---|---|
Orvieto | TR | 5 | 20630 | 20630 |
Porano | TR | 9 | 1966 | 22596 |
Ficulle | TR | 9 | 1669 | 24265 |
Castel Viscardo | TR | 10 | 2938 | 27203 |
Parrano | TR | 11 | 534 | 27737 |
Baschi | TR | 13 | 2722 | 30459 |
Castel Giorgio | TR | 13 | 2131 | 32590 |
Allerona | TR | 13 | 1794 | 34384 |
Lubriano | VT | 14 | 909 | 35293 |
Fabro | TR | 14 | 2876 | 38169 |
Castiglione in Teverina | VT | 15 | 2329 | 40498 |
Bagnoregio | VT | 15 | 3650 | 44148 |
San Venanzo | TR | 17 | 2218 | 46366 |
Bolsena | VT | 17 | 3991 | 50357 |
Montecchio | TR | 18 | 1676 | 52033 |
Montegabbione | TR | 18 | 1216 | 53249 |
Monteleone d'Orvieto | TR | 18 | 1467 | 54716 |
Civitella d'Agliano | VT | 18 | 1640 | 56356 |
San Lorenzo Nuovo | VT | 20 | 2091 | 58447 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2 | 1992-02-09 07:08:59 |
42.764 | 12.122 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 158519 |
Field | Value |
---|---|
Time (UTC) | 1992-02-09 07:08:59 ± 0.388 |
Latitude | 42.7640 ± 0.0156 |
Longitude | 12.1220 ± 0.0352 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 158519 |
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) | 3355.9 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 219 |
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) | 0.4 |
Epicentral distance of station closest to the epicenter (degree) | 0.00437 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00850 |
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 | 158519 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 19:28:07 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.ARV.Z. | 1992-02-09T07:09:31.00 | 10.0 | undecidable | manual | SG | 39 | 0.9435 | -0.73 | 0.3 | |
--.MNS.Z. | 1992-02-09T07:09:18.57 | 10.0 | undecidable | manual | SG | 132 | 0.555 | -0.7 | 0.4 | |
--.ASS.Z. | 1992-02-09T07:09:17.58 | 10.0 | undecidable | manual | SG | 52 | 0.4884 | 0.56 | 0.5 | |
--.ARV.Z. | 1992-02-09T07:09:17.50 | 10.0 | undecidable | manual | PG | 39 | 0.9435 | -0.57 | 1 | |
--.CRE.Z. | 1992-02-09T07:09:16.50 | 10.0 | undecidable | manual | PG | 352 | 0.8658 | -0.02 | 2 | |
--.MNS.Z. | 1992-02-09T07:09:11.90 | 10.0 | undecidable | manual | PG | 132 | 0.555 | 0.22 | 2 | |
--.ASS.Z. | 1992-02-09T07:09:10.28 | 10.0 | undecidable | manual | PG | 52 | 0.4884 | 0.71 | 0.9 |