A magnitude Md 2.1 earthquake occured in region: 8 km NW Sellano (PG), on
and geographic coordinates (lat, lon) 42.9530, 12.8810 at 17 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 | 8 | 1079 | 1079 |
Monte Cavallo | MC | 11 | 145 | 1224 |
Trevi | PG | 14 | 8469 | 9693 |
Foligno | PG | 14 | 57155 | 66848 |
Serravalle di Chienti | MC | 15 | 1070 | 67918 |
Cerreto di Spoleto | PG | 15 | 1075 | 68993 |
Preci | PG | 15 | 724 | 69717 |
Valtopina | PG | 16 | 1398 | 71115 |
Campello sul Clitunno | PG | 17 | 2442 | 73557 |
Visso | MC | 17 | 1107 | 74664 |
Pieve Torina | MC | 17 | 1458 | 76122 |
Spello | PG | 18 | 8645 | 84767 |
Nocera Umbra | PG | 19 | 5839 | 90606 |
Fiordimonte | MC | 20 | 202 | 90808 |
Montefalco | PG | 20 | 5679 | 96487 |
Muccia | MC | 20 | 915 | 97402 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1 | 1998-09-05 01:38:33 |
42.953 | 12.881 | 17 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 350189 |
Field | Value |
---|---|
Time (UTC) | 1998-09-05 01:38:33 ± 0.254 |
Latitude | 42.9530 ± 0.0070 |
Longitude | 12.8810 ± 0.0117 |
Depth (km) | 17 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 350189 |
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) | 1226.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 116 |
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) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00178 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00526 |
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 | 2.1 |
Uncertainty | |
Num. used stations | 4 |
Type of magnitude | Md |
Reference to an origin | 350189 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 22:28:02 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.MNS.Z. | 1998-09-05T01:38:54.60 | 10.0 | undecidable | manual | SG | 194 | 0.5883 | -0.66 | 0 | |
--.MNS.Z. | 1998-09-05T01:38:46.16 | 10.0 | undecidable | manual | PG | 194 | 0.5883 | 0.25 | 0.9 | |
--.SNTG.Z. | 1998-09-05T01:38:45.90 | 10.0 | undecidable | manual | SG | 8 | 0.2997 | 0.01 | 0.8 | |
--.NRCA.Z. | 1998-09-05T01:38:43.70 | 10.0 | undecidable | manual | SG | 125 | 0.2109 | 0.05 | 0.8 | |
--.ASS.Z. | 1998-09-05T01:38:42.60 | 10.0 | undecidable | manual | SG | 303 | 0.1998 | -0.19 | 0.6 | |
--.SNTG.Z. | 1998-09-05T01:38:40.58 | 10.0 | undecidable | manual | PG | 8 | 0.2997 | -0.23 | 1.4 | |
--.NRCA.Z. | 1998-09-05T01:38:39.20 | 10.0 | undecidable | manual | PG | 125 | 0.2109 | 0.05 | 2.1 | |
--.ASS.Z. | 1998-09-05T01:38:39.27 | 10.0 | undecidable | manual | PG | 303 | 0.1998 | 0.25 | 1.3 |