A magnitude Md 2.3 earthquake occured in region: 3 km W Alviano (TR), on
and geographic coordinates (lat, lon) 42.6010, 12.2590 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 |
---|---|---|---|---|
Alviano | TR | 3 | 1463 | 1463 |
Guardea | TR | 4 | 1836 | 3299 |
Graffignano | VT | 5 | 2292 | 5591 |
Civitella d'Agliano | VT | 6 | 1640 | 7231 |
Lugnano in Teverina | TR | 7 | 1494 | 8725 |
Castiglione in Teverina | VT | 7 | 2329 | 11054 |
Montecchio | TR | 7 | 1676 | 12730 |
Baschi | TR | 9 | 2722 | 15452 |
Attigliano | TR | 10 | 2028 | 17480 |
Giove | TR | 12 | 1928 | 19408 |
Celleno | VT | 12 | 1355 | 20763 |
Bomarzo | VT | 12 | 1805 | 22568 |
Lubriano | VT | 13 | 909 | 23477 |
Amelia | TR | 13 | 11897 | 35374 |
Bagnoregio | VT | 13 | 3650 | 39024 |
Penna in Teverina | TR | 14 | 1099 | 40123 |
Avigliano Umbro | TR | 15 | 2558 | 42681 |
Bassano in Teverina | VT | 16 | 1313 | 43994 |
Vitorchiano | VT | 16 | 5233 | 49227 |
Porano | TR | 16 | 1966 | 51193 |
Orvieto | TR | 18 | 20630 | 71823 |
Orte | VT | 19 | 8923 | 80746 |
Montecastrilli | TR | 20 | 5022 | 85768 |
Montefiascone | VT | 20 | 13432 | 99200 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.3 | 2001-02-24 06:25:45 |
42.601 | 12.259 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 411819 |
Field | Value |
---|---|
Time (UTC) | 2001-02-24 06:25:45 ± 0.639 |
Latitude | 42.6010 ± 0.0213 |
Longitude | 12.2590 ± 0.0468 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 411819 |
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) | 4501.7 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 254 |
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) | 0.4 |
Epicentral distance of station closest to the epicenter (degree) | 0.00340 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01036 |
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 | 2.3 |
Uncertainty | |
Num. used stations | 5 |
Type of magnitude | Md |
Reference to an origin | 411819 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 23:27:55 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.SNTG.Z. | 2001-02-24T06:26:15.72 | 10.0 | undecidable | manual | SG | 37 | 0.8214 | 1.25 | 0.1 | |
--.NRCA.Z. | 2001-02-24T06:26:09.53 | 10.0 | undecidable | manual | SG | 69 | 0.666 | -0.02 | 0.8 | |
--.FB9.Z. | 2001-02-24T06:26:08.70 | 10.0 | undecidable | manual | PN | 19 | 1.1544 | 0.16 | 1.4 | |
--.ASS.Z. | 2001-02-24T06:26:04.26 | 10.0 | undecidable | manual | SG | 32 | 0.5439 | -1.28 | 0.1 | |
--.SNTG.Z. | 2001-02-24T06:26:02.77 | 10.0 | undecidable | manual | PG | 37 | 0.8214 | 0.66 | 1 | |
--.MNS.Z. | 2001-02-24T06:26:00.34 | 10.0 | undecidable | manual | SG | 125 | 0.3774 | 0.43 | 0.6 | |
--.NRCA.Z. | 2001-02-24T06:25:58.65 | 10.0 | undecidable | manual | PG | 69 | 0.666 | -0.62 | 1.2 | |
--.ASS.Z. | 2001-02-24T06:25:56.70 | 10.0 | undecidable | manual | PG | 32 | 0.5439 | -0.26 | 1.9 | |
--.MNS.Z. | 2001-02-24T06:25:53.53 | 10.0 | undecidable | manual | PG | 125 | 0.3774 | -0.18 | 2 |