A magnitude Md 2.5 earthquake occured in region: 4 km SW Cascia (PG), on
and geographic coordinates (lat, lon) 42.6830, 12.9930 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 | 4 | 3217 | 3217 |
Monteleone di Spoleto | PG | 5 | 599 | 3816 |
Poggiodomo | PG | 6 | 117 | 3933 |
Scheggino | PG | 14 | 461 | 4394 |
Leonessa | RI | 14 | 2435 | 6829 |
Sant'Anatolia di Narco | PG | 14 | 564 | 7393 |
Vallo di Nera | PG | 14 | 364 | 7757 |
Norcia | PG | 15 | 4957 | 12714 |
Cittareale | RI | 16 | 482 | 13196 |
Polino | TR | 16 | 233 | 13429 |
Cerreto di Spoleto | PG | 17 | 1075 | 14504 |
Ferentillo | TR | 18 | 1913 | 16417 |
Posta | RI | 20 | 694 | 17111 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.5
ML-VAX 2.1 |
1990-07-31 17:05:27 |
42.683 | 12.993 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 124079 |
Field | Value |
---|---|
Time (UTC) | 1990-07-31 17:05:27 ± 0.15 |
Latitude | 42.6830 ± 0.0087 |
Longitude | 12.9930 ± 0.0126 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 124079 |
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) | 1414.3 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 109 |
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) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00332 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00874 |
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 | 2.5 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 124079 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 18:55:16 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 124079 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.AOI.Z. | 1990-07-31T17:06:02.00 | 10.0 | undecidable | manual | SG | 26 | 0.9657 | 1.02 | 0 | |
--.CIO.Z. | 1990-07-31T17:05:46.40 | 10.0 | undecidable | manual | SG | 11 | 0.5217 | -0.16 | 0.7 | |
--.AOI.Z. | 1990-07-31T17:05:46.20 | 10.0 | undecidable | manual | PG | 26 | 0.9657 | -0.78 | 0.1 | |
--.ASS.Z. | 1990-07-31T17:05:44.60 | 10.0 | undecidable | manual | SG | 326 | 0.444 | 0.27 | 0.4 | |
--.ALP.Z. | 1990-07-31T17:05:43.70 | 10.0 | undecidable | manual | SG | 76 | 0.4329 | 0.05 | 0.7 | |
--.AQU.Z. | 1990-07-31T17:05:43.92 | 10.0 | undecidable | manual | SG | 137 | 0.444 | -0.17 | 0.4 | |
--.CIO.Z. | 1990-07-31T17:05:38.40 | 10.0 | undecidable | manual | PG | 11 | 0.5217 | -0.25 | 1.9 | |
--.AQU.Z. | 1990-07-31T17:05:37.34 | 10.0 | undecidable | manual | PG | 137 | 0.444 | 0.11 | 1.1 | |
--.ASS.Z. | 1990-07-31T17:05:37.50 | 10.0 | negative | manual | PG | 326 | 0.444 | 0.13 | 2.3 | |
--.ALP.Z. | 1990-07-31T17:05:37.10 | 10.0 | undecidable | manual | PG | 76 | 0.4329 | 0.13 | 2.3 | |
--.MNS.Z. | 1990-07-31T17:05:36.00 | 10.0 | undecidable | manual | PG | 217 | 0.3663 | 0.06 | 1.2 |