A magnitude Md 2.1 earthquake occured in region: 8 km NW Sellano (PG), on
and geographic coordinates (lat, lon) 42.9360, 12.8580 at 4 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 |
Trevi | PG | 11 | 8469 | 9548 |
Foligno | PG | 13 | 57155 | 66703 |
Monte Cavallo | MC | 13 | 145 | 66848 |
Cerreto di Spoleto | PG | 14 | 1075 | 67923 |
Campello sul Clitunno | PG | 14 | 2442 | 70365 |
Preci | PG | 16 | 724 | 71089 |
Valtopina | PG | 16 | 1398 | 72487 |
Spello | PG | 16 | 8645 | 81132 |
Serravalle di Chienti | MC | 17 | 1070 | 82202 |
Montefalco | PG | 17 | 5679 | 87881 |
Vallo di Nera | PG | 18 | 364 | 88245 |
Visso | MC | 19 | 1107 | 89352 |
Castel Ritaldi | PG | 20 | 3278 | 92630 |
Pieve Torina | MC | 20 | 1458 | 94088 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1 | 1999-05-25 03:38:01 |
42.936 | 12.858 | 4 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 366559 |
Field | Value |
---|---|
Time (UTC) | 1999-05-25 03:38:01 ± 0.071 |
Latitude | 42.9360 ± 0.0062 |
Longitude | 12.8580 ± 0.0075 |
Depth (km) | 4 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 366559 |
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) | 915.9 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 123 |
Number of associated phases, regardless of their use for origin computation | 7 |
Number of defining phases | 7 |
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) | 0.00170 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00680 |
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 | 3 |
Type of magnitude | Md |
Reference to an origin | 366559 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 22:43:51 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.MNS.Z. | 1999-05-25T03:38:22.68 | 10.0 | undecidable | manual | SG | 193 | 0.555 | 0.29 | 0.2 | |
--.FB9.Z. | 1999-05-25T03:38:17.00 | 10.0 | undecidable | manual | PG | 355 | 0.7548 | 0 | 1.5 | |
--.MNS.Z. | 1999-05-25T03:38:13.17 | 10.0 | undecidable | manual | PG | 193 | 0.555 | -0.27 | 0.5 | |
--.ASS.Z. | 1999-05-25T03:38:09.10 | 10.0 | undecidable | manual | SG | 309 | 0.1887 | 0.09 | 0.8 | |
--.NRCA.Z. | 1999-05-25T03:38:09.74 | 10.0 | undecidable | manual | SG | 118 | 0.2109 | 0.19 | 0.5 | |
--.NRCA.Z. | 1999-05-25T03:38:05.90 | 10.0 | undecidable | manual | PG | 118 | 0.2109 | -0.12 | 1.7 | |
--.ASS.Z. | 1999-05-25T03:38:05.59 | 10.0 | undecidable | manual | PG | 309 | 0.1887 | -0.07 | 2 |