A magnitude Md 2.2 earthquake occured in region: 2 km SW Sorano (GR), on
and geographic coordinates (lat, lon) 42.6670, 11.7020 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 |
---|---|---|---|---|
Sorano | GR | 2 | 3428 | 3428 |
Pitigliano | GR | 4 | 3818 | 7246 |
Onano | VT | 10 | 995 | 8241 |
Latera | VT | 11 | 836 | 9077 |
Castell'Azzara | GR | 12 | 1476 | 10553 |
Gradoli | VT | 13 | 1353 | 11906 |
Farnese | VT | 13 | 1527 | 13433 |
Grotte di Castro | VT | 14 | 2683 | 16116 |
Ischia di Castro | VT | 14 | 2326 | 18442 |
Valentano | VT | 14 | 2868 | 21310 |
Proceno | VT | 15 | 557 | 21867 |
Semproniano | GR | 15 | 1059 | 22926 |
Acquapendente | VT | 16 | 5506 | 28432 |
San Lorenzo Nuovo | VT | 17 | 2091 | 30523 |
Manciano | GR | 18 | 7354 | 37877 |
Cellere | VT | 18 | 1188 | 39065 |
Piansano | VT | 20 | 2079 | 41144 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2 | 1985-03-18 17:13:17 |
42.667 | 11.702 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 3359 |
Field | Value |
---|---|
Time (UTC) | 1985-03-18 17:13:17 ± 0.501 |
Latitude | 42.6670 ± 0.0203 |
Longitude | 11.7020 ± 0.0386 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 3359 |
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) | 3879.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 259 |
Number of associated phases, regardless of their use for origin computation | 5 |
Number of defining phases | 5 |
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) | 0.00696 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00874 |
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 | 3 |
Type of magnitude | Md |
Reference to an origin | 3359 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:08:08 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.MNS.Z. | 1985-03-18T17:13:44.00 | 10.0 | undecidable | manual | SG | 111 | 0.777 | -0.15 | 0.6 | |
--.CH1.Z. | 1985-03-18T17:13:36.50 | 10.0 | undecidable | manual | PG | 11 | 0.9657 | -0.09 | 1.6 | |
--.PO9.Z. | 1985-03-18T17:13:35.00 | 10.0 | undecidable | manual | PG? | 96 | 0.9102 | -0.48 | 0.1 | |
--.MNS.Z. | 1985-03-18T17:13:33.00 | 10.0 | undecidable | manual | PG | 111 | 0.777 | 0.16 | 1.4 | |
--.AS1.Z. | 1985-03-18T17:13:33.50 | 10.0 | undecidable | manual | PG | 60 | 0.7881 | 0.17 | 1.3 |