A magnitude ML 1.5 earthquake occured in region: 5 km SW San Casciano dei Bagni (SI), on
and geographic coordinates (lat, lon) 42.8300, 11.8480 at 23 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 |
---|---|---|---|---|
San Casciano dei Bagni | SI | 5 | 1632 | 1632 |
Proceno | VT | 8 | 557 | 2189 |
Acquapendente | VT | 10 | 5506 | 7695 |
Radicofani | SI | 10 | 1097 | 8792 |
Allerona | TR | 11 | 1794 | 10586 |
Piancastagnaio | SI | 13 | 4230 | 14816 |
Castell'Azzara | GR | 14 | 1476 | 16292 |
Fabro | TR | 14 | 2876 | 19168 |
Castel Viscardo | TR | 15 | 2938 | 22106 |
Abbadia San Salvatore | SI | 15 | 6444 | 28550 |
Onano | VT | 15 | 995 | 29545 |
Cetona | SI | 16 | 2755 | 32300 |
San Lorenzo Nuovo | VT | 17 | 2091 | 34391 |
Castel Giorgio | TR | 17 | 2131 | 36522 |
Grotte di Castro | VT | 17 | 2683 | 39205 |
Sarteano | SI | 18 | 4717 | 43922 |
Ficulle | TR | 18 | 1669 | 45591 |
Città della Pieve | PG | 19 | 7712 | 53303 |
Monteleone d'Orvieto | TR | 19 | 1467 | 54770 |
Sorano | GR | 20 | 3428 | 58198 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.0
ML 1.5 |
2008-04-23 05:00:30 |
42.83 | 11.848 | 23 | 2014-10-21 12:27:13 |
Bollettino Sismico Italiano INGV | 686389 |
Field | Value |
---|---|
Time (UTC) | 2008-04-23 05:00:30 ± 0.03 |
Latitude | 42.8300 ± 0.0009 |
Longitude | 11.8480 ± 0.0025 |
Depth (km) | 23 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-SISPICK |
Event type | earthquake |
Origin ID | 686389 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 229 |
Semi-minor axis of confidence ellipse (meter) | 49 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 306 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 223.6 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 239 |
Number of associated phases, regardless of their use for origin computation | 7 |
Number of defining phases | 6 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.02 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.21854 |
Number of stations at which the event was observed | 4 |
Number of stations from which data was used for origin computation | 3 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.9 |
Num. used stations | |
Type of magnitude | ML |
Reference to an origin | 686389 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 13:00:31 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | 0.2 |
Num. used stations | |
Type of magnitude | Md |
Reference to an origin | 686389 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 13:00:31 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MGAB.HHN. | 2008-04-23T05:00:40.07 | 0.6 | undecidable | manual | Sg | 67 | 23.3544 | -0.018 | 48 | |
IV.LATE.HHZ. | 2008-04-23T05:00:40.29 | 0.3 | undecidable | manual | Sg | 188 | 24.2535 | 0.009 | 73 | |
IV.SACS.HHZ. | 2008-04-23T05:00:37.39 | 0.3 | undecidable | manual | Sg | 67 | 5.4945 | 0.004 | 75 | |
IV.MGAB.HHN. | 2008-04-23T05:00:35.90 | 0.1 | undecidable | manual | Pg | 67 | 23.3544 | 0.017 | 97 | |
IV.LATE.HHZ. | 2008-04-23T05:00:35.98 | 0.3 | undecidable | manual | Pg | 188 | 24.2535 | -0.014 | 72 | |
IV.SACS.HHZ. | 2008-04-23T05:00:34.32 | 0.1 | undecidable | manual | Pg | 67 | 5.4945 | -0.004 | 100 | |
IV.SGG.HHN. | 2008-04-23T05:00:31.46 | 10.0 | undecidable | manual | Pg | 0 | 0 | 0 |