A magnitude Md 2.5 earthquake occured in region: 4 km E Todi (PG), on
and geographic coordinates (lat, lon) 42.7810, 12.4510 at 8 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 |
---|---|---|---|---|
Todi | PG | 4 | 16851 | 16851 |
Massa Martana | PG | 6 | 3770 | 20621 |
Monte Castello di Vibio | PG | 10 | 1567 | 22188 |
Fratta Todina | PG | 11 | 1839 | 24027 |
Giano dell'Umbria | PG | 12 | 3846 | 27873 |
Acquasparta | TR | 13 | 4778 | 32651 |
Collazzone | PG | 13 | 3473 | 36124 |
Avigliano Umbro | TR | 14 | 2558 | 38682 |
Montecastrilli | TR | 15 | 5022 | 43704 |
Gualdo Cattaneo | PG | 17 | 6155 | 49859 |
Marsciano | PG | 17 | 18902 | 68761 |
San Venanzo | TR | 18 | 2218 | 70979 |
Montecchio | TR | 19 | 1676 | 72655 |
Castel Ritaldi | PG | 19 | 3278 | 75933 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.5
ML-VAX 1.7 |
1994-03-02 10:20:27 |
42.781 | 12.451 | 8 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 206009 |
Field | Value |
---|---|
Time (UTC) | 1994-03-02 10:20:27 ± 0.13 |
Latitude | 42.7810 ± 0.0034 |
Longitude | 12.4510 ± 0.0106 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 206009 |
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) | 941.6 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 179 |
Number of associated phases, regardless of their use for origin computation | 8 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.1 |
Epicentral distance of station closest to the epicenter (degree) | 0.00283 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01077 |
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 | 2 |
Type of magnitude | Md |
Reference to an origin | 206009 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 20:14:01 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 206009 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.ARV.Z. | 1994-03-02T10:20:55.79 | 10.0 | undecidable | manual | SG | 26 | 0.7992 | 0.18 | 0.4 | |
--.SFI.Z. | 1994-03-02T10:20:50.58 | 10.0 | undecidable | manual | PN | 339 | 1.1988 | 0.13 | 1.1 | |
--.CRE.Z. | 1994-03-02T10:20:45.67 | 10.0 | undecidable | manual | PG | 336 | 0.9102 | -0.11 | 1.4 | |
--.ARV.Z. | 1994-03-02T10:20:43.52 | 10.0 | undecidable | manual | PG | 26 | 0.7992 | -0.2 | 0.8 | |
--.MNS.Z. | 1994-03-02T10:20:43.53 | 10.0 | undecidable | manual | SG | 156 | 0.4218 | -0.14 | 0.6 | |
--.ASS.Z. | 1994-03-02T10:20:39.82 | 10.0 | undecidable | manual | SG | 27 | 0.3108 | -0.16 | 0.5 | |
--.MNS.Z. | 1994-03-02T10:20:36.90 | 10.0 | undecidable | manual | PG | 156 | 0.4218 | 0.07 | 2 | |
--.ASS.Z. | 1994-03-02T10:20:34.86 | 10.0 | undecidable | manual | PG | 27 | 0.3108 | 0.16 | 1.2 |