A magnitude Md 2.3 earthquake occured in region: 4 km NW Poggiodomo (PG), on
and geographic coordinates (lat, lon) 42.7390, 12.8970 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 |
---|---|---|---|---|
Poggiodomo | PG | 4 | 117 | 117 |
Vallo di Nera | PG | 4 | 364 | 481 |
Sant'Anatolia di Narco | PG | 5 | 564 | 1045 |
Scheggino | PG | 6 | 461 | 1506 |
Cerreto di Spoleto | PG | 9 | 1075 | 2581 |
Cascia | PG | 10 | 3217 | 5798 |
Monteleone di Spoleto | PG | 11 | 599 | 6397 |
Spoleto | PG | 13 | 38218 | 44615 |
Campello sul Clitunno | PG | 13 | 2442 | 47057 |
Ferentillo | TR | 16 | 1913 | 48970 |
Sellano | PG | 17 | 1079 | 50049 |
Norcia | PG | 17 | 4957 | 55006 |
Polino | TR | 18 | 233 | 55239 |
Montefranco | TR | 19 | 1276 | 56515 |
Preci | PG | 20 | 724 | 57239 |
Trevi | PG | 20 | 8469 | 65708 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.3 | 2004-04-06 05:00:59 |
42.739 | 12.897 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 496029 |
Field | Value |
---|---|
Time (UTC) | 2004-04-06 05:00:59 ± 0.178 |
Latitude | 42.7390 ± 0.0105 |
Longitude | 12.8970 ± 0.0187 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 496029 |
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) | 1925.7 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 145 |
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) | 0.4 |
Epicentral distance of station closest to the epicenter (degree) | 0.00162 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00461 |
Number of stations at which the event was observed | 4 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 2.3 |
Uncertainty | |
Num. used stations | 4 |
Type of magnitude | Md |
Reference to an origin | 496029 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-05 00:53:47 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.SNTG.Z. | 2004-04-06T05:01:18.53 | 10.0 | undecidable | manual | SG | 3 | 0.5106 | 0.79 | 0.1 | |
--.MNS.Z. | 2004-04-06T05:01:14.16 | 10.0 | undecidable | manual | SG | 204 | 0.3885 | 0.56 | 0.4 | |
--.ASS.Z. | 2004-04-06T05:01:13.48 | 10.0 | undecidable | manual | SG | 331 | 0.3663 | 0.46 | 0.5 | |
--.SNTG.Z. | 2004-04-06T05:01:09.42 | 10.0 | undecidable | manual | PG | 3 | 0.5106 | -0.5 | 0.9 | |
--.NRCA.Z. | 2004-04-06T05:01:07.53 | 10.0 | undecidable | manual | SG | 59 | 0.1776 | 0.46 | 0.5 | |
--.MNS.Z. | 2004-04-06T05:01:07.35 | 10.0 | undecidable | manual | PG | 204 | 0.3885 | -0.18 | 2 | |
--.ASS.Z. | 2004-04-06T05:01:06.82 | 10.0 | undecidable | manual | PG | 331 | 0.3663 | -0.37 | 1.5 | |
--.NRCA.Z. | 2004-04-06T05:01:03.54 | 10.0 | undecidable | manual | PG | 59 | 0.1776 | -0.22 | 2 |