A magnitude Md 2.1 earthquake occured in region: 5 km E Sellano (PG), on
and geographic coordinates (lat, lon) 42.8800, 12.9830 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 |
---|---|---|---|---|
Sellano | PG | 5 | 1079 | 1079 |
Preci | PG | 5 | 724 | 1803 |
Cerreto di Spoleto | PG | 9 | 1075 | 2878 |
Visso | MC | 10 | 1107 | 3985 |
Monte Cavallo | MC | 13 | 145 | 4130 |
Norcia | PG | 13 | 4957 | 9087 |
Castelsantangelo sul Nera | MC | 14 | 281 | 9368 |
Ussita | MC | 15 | 444 | 9812 |
Vallo di Nera | PG | 16 | 364 | 10176 |
Campello sul Clitunno | PG | 18 | 2442 | 12618 |
Cascia | PG | 18 | 3217 | 15835 |
Poggiodomo | PG | 19 | 117 | 15952 |
Trevi | PG | 19 | 8469 | 24421 |
Pieve Torina | MC | 19 | 1458 | 25879 |
Fiordimonte | MC | 20 | 202 | 26081 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1
ML-VAX 1.5 |
1990-09-25 06:03:02 |
42.88 | 12.983 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 127769 |
Field | Value |
---|---|
Time (UTC) | 1990-09-25 06:03:02 ± 0.122 |
Latitude | 42.8800 ± 0.0060 |
Longitude | 12.9830 ± 0.0080 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 127769 |
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) | 932.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 102 |
Number of associated phases, regardless of their use for origin computation | 10 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00267 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00550 |
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 | 2.1 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 127769 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 18:58:49 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 127769 |
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. | 1990-09-25T06:03:25.31 | 10.0 | undecidable | manual | SG | 357 | 0.6105 | -0.29 | 0.4 | |
--.MNS.Z. | 1990-09-25T06:03:22.74 | 10.0 | undecidable | manual | SG | 204 | 0.5439 | -0.4 | 0.3 | |
--.ALP.Z. | 1990-09-25T06:03:19.70 | 10.0 | undecidable | manual | SG | 102 | 0.4329 | -0.14 | 1 | |
--.CIO.Z. | 1990-09-25T06:03:16.20 | 10.0 | undecidable | manual | SG | 20 | 0.333 | 0.29 | 0.8 | |
--.ARV.Z. | 1990-09-25T06:03:15.35 | 10.0 | undecidable | manual | PG | 357 | 0.6105 | -0.64 | 0.2 | |
--.ASS.Z. | 1990-09-25T06:03:14.60 | 10.0 | undecidable | manual | SG | 306 | 0.2997 | -0.04 | 0.8 | |
--.MNS.Z. | 1990-09-25T06:03:14.94 | 10.0 | undecidable | manual | PG | 204 | 0.5439 | 0.37 | 0.9 | |
--.ALP.Z. | 1990-09-25T06:03:12.50 | 10.0 | undecidable | manual | PG? | 102 | 0.4329 | -0.16 | 0.7 | |
--.CIO.Z. | 1990-09-25T06:03:10.60 | 10.0 | undecidable | manual | PG | 20 | 0.333 | 0.21 | 3.1 | |
--.ASS.Z. | 1990-09-25T06:03:09.79 | 10.0 | undecidable | manual | PG | 306 | 0.2997 | 0.13 | 1.8 |