A magnitude Md 2.5 earthquake occured in region: 2 km W Proceno (VT), on
and geographic coordinates (lat, lon) 42.7500, 11.8080 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 |
---|---|---|---|---|
Proceno | VT | 2 | 557 | 557 |
Acquapendente | VT | 5 | 5506 | 6063 |
Onano | VT | 6 | 995 | 7058 |
Castell'Azzara | GR | 9 | 1476 | 8534 |
Grotte di Castro | VT | 10 | 2683 | 11217 |
San Lorenzo Nuovo | VT | 11 | 2091 | 13308 |
Sorano | GR | 11 | 3428 | 16736 |
Gradoli | VT | 12 | 1353 | 18089 |
Latera | VT | 14 | 836 | 18925 |
Piancastagnaio | SI | 15 | 4230 | 23155 |
San Casciano dei Bagni | SI | 15 | 1632 | 24787 |
Castel Giorgio | TR | 15 | 2131 | 26918 |
Allerona | TR | 15 | 1794 | 28712 |
Castel Viscardo | TR | 16 | 2938 | 31650 |
Radicofani | SI | 17 | 1097 | 32747 |
Pitigliano | GR | 17 | 3818 | 36565 |
Abbadia San Salvatore | SI | 18 | 6444 | 43009 |
Bolsena | VT | 19 | 3991 | 47000 |
Valentano | VT | 20 | 2868 | 49868 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.5 | 1985-11-15 06:56:07 |
42.75 | 11.808 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 15659 |
Field | Value |
---|---|
Time (UTC) | 1985-11-15 06:56:07 ± 0.302 |
Latitude | 42.7500 ± 0.0204 |
Longitude | 11.8080 ± 0.0276 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 15659 |
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) | 3192.6 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 131 |
Number of associated phases, regardless of their use for origin computation | 9 |
Number of defining phases | 9 |
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) | 0.00526 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01004 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 2.5 |
Uncertainty | |
Num. used stations | 5 |
Type of magnitude | Md |
Reference to an origin | 15659 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:18:21 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.ARV.Z. | 1985-11-15T06:56:46.00 | 10.0 | undecidable | manual | SN | 47 | 1.11 | 0.48 | 0.5 | |
--.CRE.Z. | 1985-11-15T06:56:39.00 | 10.0 | undecidable | manual | SG | 6 | 0.8769 | 0.9 | 0.3 | |
--.MNS.Z. | 1985-11-15T06:56:35.00 | 10.0 | undecidable | manual | SG | 118 | 0.7326 | 1.28 | 0.2 | |
--.ASS.Z. | 1985-11-15T06:56:33.00 | 10.0 | undecidable | manual | SG | 62 | 0.6882 | 0.78 | 0.4 | |
--.ARV.Z. | 1985-11-15T06:56:28.00 | 10.0 | undecidable | manual | PN | 47 | 1.11 | -1.29 | 0.3 | |
--.CRE.Z. | 1985-11-15T06:56:25.00 | 10.0 | undecidable | manual | PG | 6 | 0.8769 | -0.01 | 1.9 | |
--.MNS.Z. | 1985-11-15T06:56:22.00 | 10.0 | undecidable | manual | PG | 118 | 0.7326 | -0.48 | 1.6 | |
--.ASS.Z. | 1985-11-15T06:56:21.50 | 10.0 | undecidable | manual | PG | 62 | 0.6882 | -0.12 | 2 | |
--.MAO.Z. | 1985-11-15T06:56:20.00 | 10.0 | undecidable | manual | PG | 235 | 0.5883 | 0.37 | 1.7 |