A magnitude Md 2.3 earthquake occured in region: 5 km SW Cascia (PG), on
and geographic coordinates (lat, lon) 42.6810, 12.9950 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 |
---|---|---|---|---|
Cascia | PG | 5 | 3217 | 3217 |
Monteleone di Spoleto | PG | 5 | 599 | 3816 |
Poggiodomo | PG | 6 | 117 | 3933 |
Leonessa | RI | 13 | 2435 | 6368 |
Scheggino | PG | 14 | 461 | 6829 |
Sant'Anatolia di Narco | PG | 14 | 564 | 7393 |
Vallo di Nera | PG | 15 | 364 | 7757 |
Norcia | PG | 15 | 4957 | 12714 |
Cittareale | RI | 15 | 482 | 13196 |
Polino | TR | 16 | 233 | 13429 |
Cerreto di Spoleto | PG | 17 | 1075 | 14504 |
Ferentillo | TR | 18 | 1913 | 16417 |
Posta | RI | 19 | 694 | 17111 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.3 | 1999-02-08 04:00:28 |
42.681 | 12.995 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 359029 |
Field | Value |
---|---|
Time (UTC) | 1999-02-08 04:00:28 ± 0.06 |
Latitude | 42.6810 ± 0.0034 |
Longitude | 12.9950 ± 0.0076 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 359029 |
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) | 732.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 108 |
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) | 0.1 |
Epicentral distance of station closest to the epicenter (degree) | 0.00154 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00510 |
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 | 2.3 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 359029 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 22:36:38 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.SNTG.Z. | 1999-02-08T04:00:49.21 | 10.0 | undecidable | manual | SG | 356 | 0.5661 | -0.05 | 0.4 | |
--.ASS.Z. | 1999-02-08T04:00:45.56 | 10.0 | undecidable | manual | SG | 326 | 0.444 | 0.1 | 0.4 | |
--.AQU.Z. | 1999-02-08T04:00:45.45 | 10.0 | undecidable | manual | SG | 137 | 0.444 | 0.4 | 0 | |
--.MNS.Z. | 1999-02-08T04:00:42.93 | 10.0 | undecidable | manual | SG | 218 | 0.3663 | 0.05 | 0.5 | |
--.SNTG.Z. | 1999-02-08T04:00:40.64 | 10.0 | undecidable | manual | PG | 356 | 0.5661 | -0.02 | 1.2 | |
--.ASS.Z. | 1999-02-08T04:00:38.42 | 10.0 | undecidable | manual | PG | 326 | 0.444 | -0.04 | 1.3 | |
--.AQU.Z. | 1999-02-08T04:00:37.98 | 10.0 | undecidable | manual | PG | 137 | 0.444 | -0.24 | 0.2 | |
--.MNS.Z. | 1999-02-08T04:00:36.93 | 10.0 | positive | manual | PG | 218 | 0.3663 | -0.04 | 2.7 | |
--.NRCA.Z. | 1999-02-08T04:00:36.38 | 10.0 | undecidable | manual | SG | 29 | 0.1665 | -0.05 | 0.5 | |
--.NRCA.Z. | 1999-02-08T04:00:33.20 | 10.0 | positive | manual | PG | 29 | 0.1665 | -0.05 | 2.7 |