A magnitude Md 2.5 earthquake occured in region: 3 km N Vallo di Nera (PG), on
and geographic coordinates (lat, lon) 42.7950, 12.8570 at 5 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 |
---|---|---|---|---|
Vallo di Nera | PG | 3 | 364 | 364 |
Cerreto di Spoleto | PG | 6 | 1075 | 1439 |
Sant'Anatolia di Narco | PG | 7 | 564 | 2003 |
Campello sul Clitunno | PG | 7 | 2442 | 4445 |
Scheggino | PG | 9 | 461 | 4906 |
Poggiodomo | PG | 11 | 117 | 5023 |
Spoleto | PG | 12 | 38218 | 43241 |
Sellano | PG | 12 | 1079 | 44320 |
Trevi | PG | 13 | 8469 | 52789 |
Cascia | PG | 15 | 3217 | 56006 |
Castel Ritaldi | PG | 15 | 3278 | 59284 |
Preci | PG | 18 | 724 | 60008 |
Monteleone di Spoleto | PG | 18 | 599 | 60607 |
Norcia | PG | 19 | 4957 | 65564 |
Montefalco | PG | 20 | 5679 | 71243 |
Ferentillo | TR | 20 | 1913 | 73156 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.5 | 1986-07-26 07:57:29 |
42.795 | 12.857 | 5 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 31599 |
Field | Value |
---|---|
Time (UTC) | 1986-07-26 07:57:29 ± 0.264 |
Latitude | 42.7950 ± 0.0077 |
Longitude | 12.8570 ± 0.0351 |
Depth (km) | 5 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 31599 |
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) | 2988.8 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 132 |
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) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.00275 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00947 |
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 | 2.5 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 31599 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:32:36 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.CRE.Z. | 1986-07-26T07:58:06.00 | 10.0 | undecidable | manual | SG | 321 | 1.0545 | -0.7 | 0.1 | |
--.ARV.Z. | 1986-07-26T07:57:56.00 | 10.0 | undecidable | manual | SG | 4 | 0.6993 | 0.51 | 0.5 | |
--.CRE.Z. | 1986-07-26T07:57:51.50 | 10.0 | undecidable | manual | PG | 321 | 1.0545 | 0.34 | 1 | |
--.MNS.Z. | 1986-07-26T07:57:47.00 | 10.0 | undecidable | manual | SG | 197 | 0.4218 | 0.44 | 0.6 | |
--.ARV.Z. | 1986-07-26T07:57:45.00 | 10.0 | undecidable | manual | PG | 4 | 0.6993 | 0.32 | 1.4 | |
--.AQU.Z. | 1986-07-26T07:57:42.00 | 10.0 | undecidable | manual | PG | 137 | 0.5883 | -0.63 | 0.6 | |
--.ASS.Z. | 1986-07-26T07:57:41.50 | 10.0 | undecidable | manual | SG | 330 | 0.3108 | -0.35 | 0.8 | |
--.MNS.Z. | 1986-07-26T07:57:39.50 | 10.0 | undecidable | manual | PG | 197 | 0.4218 | -0.03 | 2 | |
--.ASS.Z. | 1986-07-26T07:57:36.80 | 10.0 | undecidable | manual | PG | 330 | 0.3108 | -0.01 | 2 |