A magnitude Md 2.5 earthquake occured in region: 1 km W Bolsena (VT), on
and geographic coordinates (lat, lon) 42.6430, 11.9800 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 |
---|---|---|---|---|
Bolsena | VT | 1 | 3991 | 3991 |
Castel Giorgio | TR | 7 | 2131 | 6122 |
San Lorenzo Nuovo | VT | 8 | 2091 | 8213 |
Grotte di Castro | VT | 10 | 2683 | 10896 |
Bagnoregio | VT | 10 | 3650 | 14546 |
Gradoli | VT | 10 | 1353 | 15899 |
Lubriano | VT | 11 | 909 | 16808 |
Porano | TR | 11 | 1966 | 18774 |
Capodimonte | VT | 12 | 1731 | 20505 |
Montefiascone | VT | 12 | 13432 | 33937 |
Latera | VT | 12 | 836 | 34773 |
Marta | VT | 13 | 3499 | 38272 |
Castel Viscardo | TR | 13 | 2938 | 41210 |
Orvieto | TR | 14 | 20630 | 61840 |
Onano | VT | 15 | 995 | 62835 |
Acquapendente | VT | 15 | 5506 | 68341 |
Celleno | VT | 15 | 1355 | 69696 |
Valentano | VT | 15 | 2868 | 72564 |
Civitella d'Agliano | VT | 18 | 1640 | 74204 |
Proceno | VT | 18 | 557 | 74761 |
Castiglione in Teverina | VT | 18 | 2329 | 77090 |
Piansano | VT | 19 | 2079 | 79169 |
Allerona | TR | 19 | 1794 | 80963 |
Baschi | TR | 20 | 2722 | 83685 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.5
ML-VAX 1.6 |
1993-03-17 14:05:06 |
42.643 | 11.98 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 181779 |
Field | Value |
---|---|
Time (UTC) | 1993-03-17 14:05:06 ± 0.674 |
Latitude | 42.6430 ± 0.0342 |
Longitude | 11.9800 ± 0.0526 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 181779 |
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) | 5744.1 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 235 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 11 |
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) | 0.00518 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01133 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 2.5 |
Uncertainty | |
Num. used stations | 4 |
Type of magnitude | Md |
Reference to an origin | 181779 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 19:50:35 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 181779 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-04-28 13:07:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.PGD.Z. | 1993-03-17T14:05:49.00 | 10.0 | undecidable | manual | SN | 351 | 1.2432 | 1.94 | 0 | |
--.ARV.Z. | 1993-03-17T14:05:46.00 | 10.0 | undecidable | manual | SN | 39 | 1.11 | 2.22 | 0 | |
--.CRE.Z. | 1993-03-17T14:05:39.67 | 10.0 | undecidable | manual | SG | 359 | 0.9657 | -0.54 | 0.6 | |
--.SFI.Z. | 1993-03-17T14:05:30.48 | 10.0 | undecidable | manual | PN | 356 | 1.2543 | 0.11 | 1.6 | |
--.ASS.Z. | 1993-03-17T14:05:29.39 | 10.0 | undecidable | manual | SG | 49 | 0.6327 | -0.25 | 0.7 | |
--.PGD.Z. | 1993-03-17T14:05:29.83 | 10.0 | undecidable | manual | PN | 351 | 1.2432 | -0.29 | 1.6 | |
--.ARV.Z. | 1993-03-17T14:05:27.98 | 10.0 | undecidable | manual | PN | 39 | 1.11 | -0.24 | 1.7 | |
--.MNS.Z. | 1993-03-17T14:05:26.57 | 10.0 | undecidable | manual | SG | 116 | 0.5772 | -0.85 | 0.5 | |
--.CRE.Z. | 1993-03-17T14:05:25.49 | 10.0 | undecidable | manual | PG | 359 | 0.9657 | -0.67 | 1.4 | |
--.MNS.Z. | 1993-03-17T14:05:19.47 | 10.0 | undecidable | manual | PG | 116 | 0.5772 | 0.69 | 1.4 | |
--.ASS.Z. | 1993-03-17T14:05:19.44 | 10.0 | undecidable | manual | PG | 49 | 0.6327 | -0.61 | 1.5 |