A magnitude Md 2.4 earthquake occured in region: 5 km NE Acquasparta (TR), on
and geographic coordinates (lat, lon) 42.7150, 12.5980 at 7 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 |
---|---|---|---|---|
Acquasparta | TR | 5 | 4778 | 4778 |
Massa Martana | PG | 9 | 3770 | 8548 |
Montecastrilli | TR | 11 | 5022 | 13570 |
Spoleto | PG | 12 | 38218 | 51788 |
San Gemini | TR | 12 | 5018 | 56806 |
Giano dell'Umbria | PG | 13 | 3846 | 60652 |
Castel Ritaldi | PG | 14 | 3278 | 63930 |
Avigliano Umbro | TR | 15 | 2558 | 66488 |
Todi | PG | 17 | 16851 | 83339 |
Terni | TR | 18 | 111501 | 194840 |
Campello sul Clitunno | PG | 19 | 2442 | 197282 |
Ferentillo | TR | 19 | 1913 | 199195 |
Montefranco | TR | 19 | 1276 | 200471 |
Scheggino | PG | 19 | 461 | 200932 |
Sant'Anatolia di Narco | PG | 20 | 564 | 201496 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.4 | 1997-05-16 00:16:36 |
42.715 | 12.598 | 7 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 268829 |
Field | Value |
---|---|
Time (UTC) | 1997-05-16 00:16:36 ± 0.158 |
Latitude | 42.7150 ± 0.0056 |
Longitude | 12.5980 ± 0.0318 |
Depth (km) | 7 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 268829 |
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) | 2672.4 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 197 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 11 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.00300 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01206 |
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 | 2.4 |
Uncertainty | |
Num. used stations | 4 |
Type of magnitude | Md |
Reference to an origin | 268829 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 21:14:07 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.FB9.Z. | 1997-05-16T00:17:10.34 | 10.0 | undecidable | manual | SG | 7 | 0.9768 | -0.48 | 0.2 | |
--.ARV.Z. | 1997-05-16T00:17:05.74 | 10.0 | undecidable | manual | SG | 17 | 0.8214 | 0.13 | 0.7 | |
--.SDI.Z. | 1997-05-16T00:17:02.21 | 10.0 | undecidable | manual | PN | 137 | 1.3431 | 0.47 | 0.5 | |
--.AQU.Z. | 1997-05-16T00:17:01.77 | 10.0 | undecidable | manual | SG | 121 | 0.6882 | 0.3 | 0.5 | |
--.FB9.Z. | 1997-05-16T00:16:56.32 | 10.0 | undecidable | manual | PG | 7 | 0.9768 | -0.09 | 1.5 | |
--.ARV.Z. | 1997-05-16T00:16:53.40 | 10.0 | undecidable | manual | PG | 17 | 0.8214 | -0.37 | 1 | |
--.AQU.Z. | 1997-05-16T00:16:50.61 | 10.0 | undecidable | manual | PG | 121 | 0.6882 | -0.4 | 0.9 | |
--.MNS.Z. | 1997-05-16T00:16:50.30 | 10.0 | undecidable | manual | SG | 169 | 0.333 | 0.13 | 0.7 | |
--.ASS.Z. | 1997-05-16T00:16:50.43 | 10.0 | undecidable | manual | SG | 6 | 0.3441 | 0.02 | 0.8 | |
--.ASS.Z. | 1997-05-16T00:16:45.21 | 10.0 | undecidable | manual | PG | 6 | 0.3441 | 0.58 | 0.4 | |
--.MNS.Z. | 1997-05-16T00:16:44.24 | 10.0 | negative | manual | PG | 169 | 0.333 | -0.09 | 3.7 |