A magnitude Md 2.4 earthquake occured in region: 2 km S Terni (TR), on
and geographic coordinates (lat, lon) 42.5410, 12.6400 at 0 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 |
---|---|---|---|---|
Terni | TR | 2 | 111501 | 111501 |
Stroncone | TR | 5 | 4917 | 116418 |
Narni | TR | 10 | 19785 | 136203 |
San Gemini | TR | 11 | 5018 | 141221 |
Arrone | TR | 12 | 2763 | 143984 |
Montefranco | TR | 12 | 1276 | 145260 |
Colli sul Velino | RI | 12 | 533 | 145793 |
Configni | RI | 13 | 633 | 146426 |
Labro | RI | 13 | 374 | 146800 |
Greccio | RI | 14 | 1558 | 148358 |
Ferentillo | TR | 15 | 1913 | 150271 |
Cottanello | RI | 15 | 563 | 150834 |
Morro Reatino | RI | 16 | 373 | 151207 |
Calvi dell'Umbria | TR | 17 | 1856 | 153063 |
Vacone | RI | 17 | 256 | 153319 |
Montecastrilli | TR | 17 | 5022 | 158341 |
Montasola | RI | 18 | 395 | 158736 |
Polino | TR | 18 | 233 | 158969 |
Contigliano | RI | 18 | 3783 | 162752 |
Rivodutri | RI | 18 | 1253 | 164005 |
Acquasparta | TR | 18 | 4778 | 168783 |
Otricoli | TR | 19 | 1869 | 170652 |
Amelia | TR | 19 | 11897 | 182549 |
Montebuono | RI | 20 | 883 | 183432 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.4 | 1985-03-31 09:37:03 |
42.541 | 12.64 | 0 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 3819 |
Field | Value |
---|---|
Time (UTC) | 1985-03-31 09:37:03 ± 0.157 |
Latitude | 42.5410 ± 0.0051 |
Longitude | 12.6400 ± 0.0191 |
Depth (km) | 0 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 3819 |
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) | 1666.2 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 166 |
Number of associated phases, regardless of their use for origin computation | 9 |
Number of defining phases | 9 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00138 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01077 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 2.4 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 3819 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:08:32 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.AR1.Z. | 1985-03-31T09:37:39.00 | 10.0 | undecidable | manual | SG | 12 | 0.9768 | 0.34 | 0.2 | |
--.CH1.Z. | 1985-03-31T09:37:27.50 | 10.0 | undecidable | manual | PN | 335 | 1.1988 | 0.11 | 0.8 | |
--.AR1.Z. | 1985-03-31T09:37:23.00 | 10.0 | undecidable | manual | PG | 12 | 0.9768 | -0.73 | 0.2 | |
--.AS1.Z. | 1985-03-31T09:37:23.50 | 10.0 | undecidable | manual | SG | 0 | 0.5106 | 0.11 | 0.6 | |
--.AS1.Z. | 1985-03-31T09:37:15.00 | 10.0 | undecidable | manual | PG | 0 | 0.5106 | 0.09 | 1.6 | |
--.PO9.Z. | 1985-03-31T09:37:12.50 | 10.0 | undecidable | manual | SG | 81 | 0.2109 | 0.53 | 0.2 | |
--.MNS.Z. | 1985-03-31T09:37:09.50 | 10.0 | undecidable | manual | SG | 169 | 0.1554 | 0.03 | 1 | |
--.PO9.Z. | 1985-03-31T09:37:08.00 | 10.0 | undecidable | manual | PG | 81 | 0.2109 | -0.32 | 1 | |
--.MNS.Z. | 1985-03-31T09:37:06.90 | 10.0 | negative | manual | PG | 169 | 0.1554 | 0.02 | 3.4 |