A magnitude Md 2.5 earthquake occured in region: 6 km E Valtopina (PG), on
and geographic coordinates (lat, lon) 43.0430, 12.8280 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 |
---|---|---|---|---|
Valtopina | PG | 6 | 1398 | 1398 |
Nocera Umbra | PG | 8 | 5839 | 7237 |
Serravalle di Chienti | MC | 11 | 1070 | 8307 |
Spello | PG | 14 | 8645 | 16952 |
Foligno | PG | 14 | 57155 | 74107 |
Monte Cavallo | MC | 15 | 145 | 74252 |
Sefro | MC | 15 | 422 | 74674 |
Assisi | PG | 18 | 28299 | 102973 |
Pieve Torina | MC | 18 | 1458 | 104431 |
Muccia | MC | 18 | 915 | 105346 |
Fiuminata | MC | 18 | 1402 | 106748 |
Sellano | PG | 19 | 1079 | 107827 |
Trevi | PG | 19 | 8469 | 116296 |
Pioraco | MC | 20 | 1134 | 117430 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.5
ML-VAX 1.6 |
1997-09-13 03:46:26 |
43.043 | 12.828 | 10 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 277689 |
Field | Value |
---|---|
Time (UTC) | 1997-09-13 03:46:26 ± 0.224 |
Latitude | 43.0430 ± 0.0136 |
Longitude | 12.8280 ± 0.0323 |
Depth (km) | 10 ± 6 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 277689 |
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) | 3029.6 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 137 |
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) | 0.5 |
Epicentral distance of station closest to the epicenter (degree) | 0.00113 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01360 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 2.5 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 277689 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 21:22:19 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 277689 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.AQU.Z. | 1997-09-13T03:46:54.57 | 10.0 | undecidable | manual | SG | 148 | 0.7992 | 0.02 | 0.7 | |
--.SDI.Z. | 1997-09-13T03:46:53.90 | 10.0 | undecidable | manual | PN | 150 | 1.5096 | 0.3 | 1 | |
--.PQ9.Z. | 1997-09-13T03:46:49.26 | 10.0 | undecidable | manual | PN | 157 | 1.0989 | 1.33 | 0.2 | |
--.MNS.Z. | 1997-09-13T03:46:49.12 | 10.0 | undecidable | manual | SG | 189 | 0.666 | -0.92 | 0.3 | |
--.AQU.Z. | 1997-09-13T03:46:42.20 | 10.0 | undecidable | manual | PG | 148 | 0.7992 | -0.6 | 1.1 | |
--.ARV.Z. | 1997-09-13T03:46:42.59 | 10.0 | undecidable | manual | SG | 10 | 0.4551 | -0.95 | 0.3 | |
--.MNS.Z. | 1997-09-13T03:46:39.30 | 10.0 | undecidable | manual | PG | 189 | 0.666 | -0.89 | 0.7 | |
--.ARV.Z. | 1997-09-13T03:46:36.28 | 10.0 | positive | manual | PG | 10 | 0.4551 | -0.16 | 3.5 | |
--.ASS.Z. | 1997-09-13T03:46:33.40 | 10.0 | undecidable | manual | SG | 278 | 0.1221 | 0.21 | 0.7 | |
--.ASS.Z. | 1997-09-13T03:46:30.48 | 10.0 | undecidable | manual | PG | 278 | 0.1221 | 0.22 | 1.7 |