A magnitude Md 2.5 earthquake occured in region: 2 km NE Sorano (GR), on
and geographic coordinates (lat, lon) 42.6950, 11.7380 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 |
Onano | VT | 6 | 995 | 4423 |
Pitigliano | GR | 9 | 3818 | 8241 |
Castell'Azzara | GR | 9 | 1476 | 9717 |
Proceno | VT | 10 | 557 | 10274 |
Latera | VT | 11 | 836 | 11110 |
Grotte di Castro | VT | 11 | 2683 | 13793 |
Gradoli | VT | 11 | 1353 | 15146 |
Acquapendente | VT | 12 | 5506 | 20652 |
San Lorenzo Nuovo | VT | 14 | 2091 | 22743 |
Valentano | VT | 15 | 2868 | 25611 |
Farnese | VT | 16 | 1527 | 27138 |
Semproniano | GR | 17 | 1059 | 28197 |
Ischia di Castro | VT | 17 | 2326 | 30523 |
Piancastagnaio | SI | 18 | 4230 | 34753 |
Santa Fiora | GR | 20 | 2622 | 37375 |
Castel Giorgio | TR | 20 | 2131 | 39506 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.5 | 1985-03-18 00:39:38 |
42.695 | 11.738 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 3349 |
Field | Value |
---|---|
Time (UTC) | 1985-03-18 00:39:38 ± 1.109 |
Latitude | 42.6950 ± 0.0376 |
Longitude | 11.7380 ± 0.1041 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 3349 |
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) | 9482.5 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 255 |
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) | 0.5 |
Epicentral distance of station closest to the epicenter (degree) | 0.00680 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01141 |
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 | 2.5 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 3349 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.AR1.Z. | 1985-03-18T00:40:18.00 | 10.0 | undecidable | manual | SN | 47 | 1.1877 | 1.15 | 0.1 | |
--.CH1.Z. | 1985-03-18T00:40:10.00 | 10.0 | undecidable | manual | SG | 9 | 0.9324 | -0.28 | 0.7 | |
--.MNS.Z. | 1985-03-18T00:40:03.50 | 10.0 | undecidable | manual | SG | 114 | 0.7548 | -0.89 | 0.3 | |
--.AQU.Z. | 1985-03-18T00:40:02.50 | 10.0 | undecidable | manual | PN | 105 | 1.2654 | 0.91 | 0.6 | |
--.AR1.Z. | 1985-03-18T00:40:00.00 | 10.0 | undecidable | manual | PN | 47 | 1.1877 | -0.46 | 1.4 | |
--.CH1.Z. | 1985-03-18T00:39:56.50 | 10.0 | undecidable | manual | PG | 9 | 0.9324 | -0.17 | 2 | |
--.MNS.Z. | 1985-03-18T00:39:53.00 | 10.0 | undecidable | manual | PG | 114 | 0.7548 | -0.27 | 1.8 |