A magnitude Md 2.2 earthquake occured in region: 4 km NW Cascia (PG), on
and geographic coordinates (lat, lon) 42.7430, 12.9720 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 |
---|---|---|---|---|
Cascia | PG | 4 | 3217 | 3217 |
Poggiodomo | PG | 5 | 117 | 3334 |
Vallo di Nera | PG | 9 | 364 | 3698 |
Cerreto di Spoleto | PG | 10 | 1075 | 4773 |
Monteleone di Spoleto | PG | 10 | 599 | 5372 |
Sant'Anatolia di Narco | PG | 11 | 564 | 5936 |
Norcia | PG | 11 | 4957 | 10893 |
Scheggino | PG | 12 | 461 | 11354 |
Preci | PG | 16 | 724 | 12078 |
Sellano | PG | 17 | 1079 | 13157 |
Campello sul Clitunno | PG | 18 | 2442 | 15599 |
Spoleto | PG | 19 | 38218 | 53817 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2 | 2001-04-28 18:39:50 |
42.743 | 12.972 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 416749 |
Field | Value |
---|---|
Time (UTC) | 2001-04-28 18:39:50 ± 0.218 |
Latitude | 42.7430 ± 0.0124 |
Longitude | 12.9720 ± 0.0221 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 416749 |
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) | 2266.5 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 162 |
Number of associated phases, regardless of their use for origin computation | 8 |
Number of defining phases | 8 |
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) | 0.00121 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00453 |
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 | 2.2 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 416749 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 23:32:45 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.SNTG.Z. | 2001-04-28T18:40:08.32 | 10.0 | undecidable | manual | SG | 357 | 0.4995 | -1.38 | 0 | |
--.MNS.Z. | 2001-04-28T18:40:05.99 | 10.0 | undecidable | manual | SG | 211 | 0.4107 | -0.58 | 0.2 | |
--.ASS.Z. | 2001-04-28T18:40:05.89 | 10.0 | undecidable | manual | SG | 323 | 0.3996 | 0.15 | 0.5 | |
--.SNTG.Z. | 2001-04-28T18:40:01.51 | 10.0 | undecidable | manual | PG | 357 | 0.4995 | -0.04 | 1.2 | |
--.ASS.Z. | 2001-04-28T18:39:59.71 | 10.0 | undecidable | manual | PG | 323 | 0.3996 | 0.45 | 0.8 | |
--.MNS.Z. | 2001-04-28T18:39:59.76 | 10.0 | positive | manual | PG | 211 | 0.4107 | 0.02 | 2.7 | |
--.NRCA.Z. | 2001-04-28T18:39:55.46 | 10.0 | undecidable | manual | SG | 48 | 0.1332 | -0.49 | 0.3 | |
--.NRCA.Z. | 2001-04-28T18:39:53.85 | 10.0 | positive | manual | PG | 48 | 0.1332 | 0.24 | 2.4 |