A magnitude Md 2.1 earthquake occured in region: 4 km E Foligno (PG), on
and geographic coordinates (lat, lon) 42.9710, 12.7490 at 6 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 |
---|---|---|---|---|
Foligno | PG | 4 | 57155 | 57155 |
Spello | PG | 7 | 8645 | 65800 |
Valtopina | PG | 10 | 1398 | 67198 |
Trevi | PG | 10 | 8469 | 75667 |
Montefalco | PG | 12 | 5679 | 81346 |
Bevagna | PG | 12 | 5081 | 86427 |
Cannara | PG | 14 | 4305 | 90732 |
Assisi | PG | 16 | 28299 | 119031 |
Nocera Umbra | PG | 16 | 5839 | 124870 |
Campello sul Clitunno | PG | 17 | 2442 | 127312 |
Gualdo Cattaneo | PG | 17 | 6155 | 133467 |
Sellano | PG | 17 | 1079 | 134546 |
Castel Ritaldi | PG | 18 | 3278 | 137824 |
Bastia Umbra | PG | 19 | 21874 | 159698 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1 | 1994-03-22 01:03:28 |
42.971 | 12.749 | 6 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 206789 |
Field | Value |
---|---|
Time (UTC) | 1994-03-22 01:03:28 ± 0.184 |
Latitude | 42.9710 ± 0.0073 |
Longitude | 12.7490 ± 0.0179 |
Depth (km) | 6 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 206789 |
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) | 1668.2 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 169 |
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) | 0.1 |
Epicentral distance of station closest to the epicenter (degree) | 0.00097 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00777 |
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 | 1 |
Type of magnitude | Md |
Reference to an origin | 206789 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 20:14:46 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.CRE.Z. | 1994-03-22T01:03:59.54 | 10.0 | undecidable | manual | SG | 318 | 0.8658 | 0.17 | 0.4 | |
--.ARV.Z. | 1994-03-22T01:03:49.40 | 10.0 | undecidable | manual | SG | 14 | 0.5439 | 0.06 | 0.7 | |
--.MNS.Z. | 1994-03-22T01:03:49.81 | 10.0 | undecidable | manual | SG | 184 | 0.5883 | -0.49 | 0 | |
--.CRE.Z. | 1994-03-22T01:03:46.39 | 10.0 | undecidable | manual | PG | 318 | 0.8658 | -0.01 | 1.3 | |
--.MNS.Z. | 1994-03-22T01:03:41.39 | 10.0 | undecidable | manual | PG | 184 | 0.5883 | 0.23 | 1 | |
--.ARV.Z. | 1994-03-22T01:03:40.27 | 10.0 | undecidable | manual | PG | 14 | 0.5439 | -0.13 | 1.4 | |
--.ASS.Z. | 1994-03-22T01:03:33.60 | 10.0 | undecidable | manual | SG | 322 | 0.111 | -0.49 | 0 | |
--.ASS.Z. | 1994-03-22T01:03:31.60 | 10.0 | positive | manual | PG | 322 | 0.111 | 0.11 | 3.1 |