A magnitude Md 2.1 earthquake occured in region: 7 km E Cerreto di Spoleto (PG), on
and geographic coordinates (lat, lon) 42.7970, 12.9970 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 |
---|---|---|---|---|
Cerreto di Spoleto | PG | 7 | 1075 | 1075 |
Norcia | PG | 8 | 4957 | 6032 |
Cascia | PG | 9 | 3217 | 9249 |
Preci | PG | 10 | 724 | 9973 |
Poggiodomo | PG | 11 | 117 | 10090 |
Vallo di Nera | PG | 11 | 364 | 10454 |
Sellano | PG | 12 | 1079 | 11533 |
Sant'Anatolia di Narco | PG | 15 | 564 | 12097 |
Scheggino | PG | 16 | 461 | 12558 |
Monteleone di Spoleto | PG | 17 | 599 | 13157 |
Castelsantangelo sul Nera | MC | 17 | 281 | 13438 |
Visso | MC | 17 | 1107 | 14545 |
Campello sul Clitunno | PG | 18 | 2442 | 16987 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1
ML-VAX 1.7 |
1999-05-12 14:09:45 |
42.797 | 12.997 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 365599 |
Field | Value |
---|---|
Time (UTC) | 1999-05-12 14:09:45 ± 0.286 |
Latitude | 42.7970 ± 0.0212 |
Longitude | 12.9970 ± 0.0270 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 365599 |
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) | 3232.6 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 142 |
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) | 0.4 |
Epicentral distance of station closest to the epicenter (degree) | 0.00081 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00818 |
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 | 2.1 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 365599 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 22:42:56 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 365599 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.FB9.Z. | 1999-05-12T14:10:16.15 | 10.0 | undecidable | manual | SG | 350 | 0.9102 | -1.19 | 0.1 | |
--.FB9.Z. | 1999-05-12T14:10:04.88 | 10.0 | undecidable | manual | PG | 350 | 0.9102 | 1.09 | 0.2 | |
--.MNS.Z. | 1999-05-12T14:10:03.79 | 10.0 | undecidable | manual | SG | 209 | 0.4662 | 0.45 | 0.5 | |
--.ASS.Z. | 1999-05-12T14:09:58.19 | 10.0 | undecidable | manual | SG | 316 | 0.3552 | -1.3 | 0.1 | |
--.MNS.Z. | 1999-05-12T14:09:55.42 | 10.0 | positive | manual | PG | 209 | 0.4662 | -0.29 | 2.7 | |
--.ASS.Z. | 1999-05-12T14:09:54.10 | 10.0 | undecidable | manual | PG | 316 | 0.3552 | 0.53 | 1.1 | |
--.NRCA.Z. | 1999-05-12T14:09:48.75 | 10.0 | undecidable | manual | SG | 66 | 0.0888 | -0.5 | 0.4 | |
--.NRCA.Z. | 1999-05-12T14:09:47.56 | 10.0 | positive | manual | PG | 66 | 0.0888 | -0.02 | 3 |