A magnitude Md 2.3 earthquake occured in region: 6 km SW Arrone (TR), on
and geographic coordinates (lat, lon) 42.5490, 12.7180 at 4 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 |
---|---|---|---|---|
Arrone | TR | 6 | 2763 | 2763 |
Terni | TR | 6 | 111501 | 114264 |
Montefranco | TR | 7 | 1276 | 115540 |
Stroncone | TR | 7 | 4917 | 120457 |
Labro | RI | 7 | 374 | 120831 |
Colli sul Velino | RI | 8 | 533 | 121364 |
Morro Reatino | RI | 10 | 373 | 121737 |
Ferentillo | TR | 10 | 1913 | 123650 |
Polino | TR | 11 | 233 | 123883 |
Greccio | RI | 11 | 1558 | 125441 |
Rivodutri | RI | 12 | 1253 | 126694 |
Poggio Bustone | RI | 15 | 2055 | 128749 |
Configni | RI | 15 | 633 | 129382 |
San Gemini | TR | 16 | 5018 | 134400 |
Contigliano | RI | 16 | 3783 | 138183 |
Cottanello | RI | 16 | 563 | 138746 |
Narni | TR | 17 | 19785 | 158531 |
Cantalice | RI | 18 | 2755 | 161286 |
Montasola | RI | 18 | 395 | 161681 |
Vacone | RI | 19 | 256 | 161937 |
Rieti | RI | 20 | 47698 | 209635 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.3
ML-VAX 1.5 |
1999-05-19 09:24:28 |
42.549 | 12.718 | 4 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 366169 |
Field | Value |
---|---|
Time (UTC) | 1999-05-19 09:24:28 ± 0.12 |
Latitude | 42.5490 ± 0.0059 |
Longitude | 12.7180 ± 0.0144 |
Depth (km) | 4 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 366169 |
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) | 1350.1 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 165 |
Number of associated phases, regardless of their use for origin computation | 7 |
Number of defining phases | 7 |
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) | 0.00146 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00486 |
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 | 2.3 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 366169 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 22:43:29 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 366169 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.ASS.Z. | 1999-05-19T09:24:48.16 | 10.0 | undecidable | manual | SG | 354 | 0.5106 | 0.33 | 0 | |
--.NRCA.Z. | 1999-05-19T09:24:43.91 | 10.0 | undecidable | manual | SG | 45 | 0.3996 | 0.03 | 0.5 | |
--.AQU.Z. | 1999-05-19T09:24:40.00 | 10.0 | undecidable | manual | PG | 110 | 0.5439 | 0.01 | 1.1 | |
--.ASS.Z. | 1999-05-19T09:24:39.30 | 10.0 | undecidable | manual | PG | 354 | 0.5106 | -0.22 | 0.3 | |
--.NRCA.Z. | 1999-05-19T09:24:37.23 | 10.0 | positive | manual | PG | 45 | 0.3996 | -0.01 | 2.7 | |
--.MNS.Z. | 1999-05-19T09:24:34.47 | 10.0 | undecidable | manual | SG | 189 | 0.1665 | -0.24 | 0.1 | |
--.MNS.Z. | 1999-05-19T09:24:32.40 | 10.0 | positive | manual | PG | 189 | 0.1665 | 0.09 | 2.2 |