A magnitude Md 2.4 earthquake occured in region: 4 km NW Giano dell'Umbria (PG), on
and geographic coordinates (lat, lon) 42.8640, 12.5590 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 |
---|---|---|---|---|
Giano dell'Umbria | PG | 4 | 3846 | 3846 |
Gualdo Cattaneo | PG | 5 | 6155 | 10001 |
Montefalco | PG | 8 | 5679 | 15680 |
Bevagna | PG | 9 | 5081 | 20761 |
Massa Martana | PG | 10 | 3770 | 24531 |
Castel Ritaldi | PG | 10 | 3278 | 27809 |
Collazzone | PG | 10 | 3473 | 31282 |
Cannara | PG | 15 | 4305 | 35587 |
Todi | PG | 15 | 16851 | 52438 |
Trevi | PG | 16 | 8469 | 60907 |
Fratta Todina | PG | 16 | 1839 | 62746 |
Foligno | PG | 16 | 57155 | 119901 |
Monte Castello di Vibio | PG | 17 | 1567 | 121468 |
Spello | PG | 17 | 8645 | 130113 |
Deruta | PG | 17 | 9669 | 139782 |
Bettona | PG | 18 | 4367 | 144149 |
Campello sul Clitunno | PG | 19 | 2442 | 146591 |
Marsciano | PG | 19 | 18902 | 165493 |
Acquasparta | TR | 19 | 4778 | 170271 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.4 | 1985-04-02 09:32:56 |
42.864 | 12.559 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 3919 |
Field | Value |
---|---|
Time (UTC) | 1985-04-02 09:32:56 ± 0.989 |
Latitude | 42.8640 ± 0.0207 |
Longitude | 12.5590 ± 0.1049 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 3919 |
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) | 8856.7 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 243 |
Number of associated phases, regardless of their use for origin computation | 6 |
Number of defining phases | 6 |
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) | 0.00186 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00615 |
Number of stations at which the event was observed | 3 |
Number of stations from which data was used for origin computation | 3 |
Field | Value |
---|---|
Value | 2.4 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 3919 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:08:37 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.AR1.Z. | 1985-04-02T09:33:21.00 | 10.0 | undecidable | manual | SG | 23 | 0.6882 | 0.13 | 0.7 | |
--.PO9.Z. | 1985-04-02T09:33:12.00 | 10.0 | undecidable | manual | SG | 135 | 0.3996 | 0.4 | 0.8 | |
--.AR1.Z. | 1985-04-02T09:33:12.00 | 10.0 | undecidable | manual | PG | 23 | 0.6882 | 1.33 | 0.5 | |
--.PO9.Z. | 1985-04-02T09:33:05.00 | 10.0 | undecidable | manual | PG | 135 | 0.3996 | -0.31 | 1.9 | |
--.AS1.Z. | 1985-04-02T09:33:04.50 | 10.0 | undecidable | manual | SG | 18 | 0.2109 | -0.86 | 0.3 | |
--.AS1.Z. | 1985-04-02T09:33:01.50 | 10.0 | undecidable | manual | PG | 18 | 0.2109 | -0.21 | 1.9 |