A magnitude Md 2.4 earthquake occured in region: 3 km E Valtopina (PG), on
and geographic coordinates (lat, lon) 43.0720, 12.7920 at 8 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 | 3 | 1398 | 1398 |
Nocera Umbra | PG | 4 | 5839 | 7237 |
Spello | PG | 13 | 8645 | 15882 |
Serravalle di Chienti | MC | 13 | 1070 | 16952 |
Assisi | PG | 14 | 28299 | 45251 |
Foligno | PG | 15 | 57155 | 102406 |
Sefro | MC | 15 | 422 | 102828 |
Fiuminata | MC | 17 | 1402 | 104230 |
Gualdo Tadino | PG | 18 | 15208 | 119438 |
Valfabbrica | PG | 18 | 3389 | 122827 |
Cannara | PG | 19 | 4305 | 127132 |
Monte Cavallo | MC | 19 | 145 | 127277 |
Bastia Umbra | PG | 20 | 21874 | 149151 |
Pioraco | MC | 20 | 1134 | 150285 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.4
ML-VAX 1.7 |
1997-09-29 20:25:52 |
43.072 | 12.792 | 8 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 284929 |
Field | Value |
---|---|
Time (UTC) | 1997-09-29 20:25:52 ± 0.457 |
Latitude | 43.0720 ± 0.0232 |
Longitude | 12.7920 ± 0.0402 |
Depth (km) | 8 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 284929 |
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) | 4164.4 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 136 |
Number of associated phases, regardless of their use for origin computation | 14 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.6 |
Epicentral distance of station closest to the epicenter (degree) | 0.00089 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01400 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 2.4 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 284929 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 21:28:39 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | |
Num. used stations | 5 |
Type of magnitude | ML |
Reference to an origin | 284929 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.SFI.Z. | 1997-09-29T20:26:30.46 | 10.0 | undecidable | manual | SN | 320 | 1.0656 | 0.91 | 0.3 | |
--.CRE.Z. | 1997-09-29T20:26:22.12 | 10.0 | undecidable | manual | SG | 311 | 0.8214 | 0.55 | 0.5 | |
--.SDI.Z. | 1997-09-29T20:26:21.91 | 10.0 | undecidable | manual | PN | 150 | 1.554 | 1.23 | 0.4 | |
--.PQ9.Z. | 1997-09-29T20:26:16.56 | 10.0 | undecidable | manual | PN | 156 | 1.1322 | 1.59 | 0.3 | |
--.FB9.Z. | 1997-09-29T20:26:16.50 | 10.0 | undecidable | manual | SG | 358 | 0.6105 | 0.93 | 0.4 | |
--.MNS.Z. | 1997-09-29T20:26:15.86 | 10.0 | undecidable | manual | SG | 186 | 0.6882 | -1.59 | 0.1 | |
--.SFI.Z. | 1997-09-29T20:26:13.75 | 10.0 | undecidable | manual | PN | 320 | 1.0656 | -0.34 | 1.3 | |
--.ARV.Z. | 1997-09-29T20:26:09.41 | 10.0 | undecidable | manual | SG | 14 | 0.4329 | 0.05 | 0.7 | |
--.CRE.Z. | 1997-09-29T20:26:09.20 | 10.0 | undecidable | manual | PG | 311 | 0.8214 | -0.29 | 1.5 | |
--.FB9.Z. | 1997-09-29T20:26:05.42 | 10.0 | undecidable | manual | PG | 358 | 0.6105 | -0.34 | 1.6 | |
--.MNS.Z. | 1997-09-29T20:26:05.60 | 10.0 | undecidable | manual | PG | 186 | 0.6882 | -1.51 | 0.4 | |
--.ARV.Z. | 1997-09-29T20:26:01.79 | 10.0 | positive | manual | PG | 14 | 0.4329 | -0.66 | 2.6 | |
--.ASS.Z. | 1997-09-29T20:25:58.40 | 10.0 | undecidable | manual | SG | 264 | 0.0999 | 0.52 | 0.6 | |
--.ASS.Z. | 1997-09-29T20:25:55.95 | 10.0 | positive | manual | PG | 264 | 0.0999 | 0.13 | 3.4 |