A magnitude Md 2.1 earthquake occured in region: 2 km S Norcia (PG), on
and geographic coordinates (lat, lon) 42.7780, 13.0960 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 |
---|---|---|---|---|
Norcia | PG | 2 | 4957 | 4957 |
Cascia | PG | 9 | 3217 | 8174 |
Preci | PG | 12 | 724 | 8898 |
Castelsantangelo sul Nera | MC | 14 | 281 | 9179 |
Poggiodomo | PG | 15 | 117 | 9296 |
Cerreto di Spoleto | PG | 15 | 1075 | 10371 |
Accumoli | RI | 16 | 667 | 11038 |
Arquata del Tronto | AP | 17 | 1178 | 12216 |
Visso | MC | 17 | 1107 | 13323 |
Monteleone di Spoleto | PG | 18 | 599 | 13922 |
Sellano | PG | 19 | 1079 | 15001 |
Cittareale | RI | 19 | 482 | 15483 |
Ussita | MC | 19 | 444 | 15927 |
Vallo di Nera | PG | 19 | 364 | 16291 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1
ML-VAX 1.6 |
1988-10-26 13:54:39 |
42.778 | 13.096 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 79849 |
Field | Value |
---|---|
Time (UTC) | 1988-10-26 13:54:39 ± 0.236 |
Latitude | 42.7780 ± 0.0111 |
Longitude | 13.0960 ± 0.0174 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 79849 |
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) | 1883.6 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 133 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
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) | 0.00219 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00761 |
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 | 2.1 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 79849 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 18:15:07 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | |
Num. used stations | 1 |
Type of magnitude | ML |
Reference to an origin | 79849 |
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. | 1988-10-26T13:55:10.90 | 10.0 | undecidable | manual | SG | 25 | 0.8436 | 1.38 | 0 | |
--.ARV.Z. | 1988-10-26T13:55:06.00 | 10.0 | undecidable | manual | SG | 351 | 0.7326 | 0.49 | 0.3 | |
--.MNS.Z. | 1988-10-26T13:54:58.61 | 10.0 | undecidable | manual | SG | 218 | 0.4995 | 0.52 | 0.3 | |
--.AOI.Z. | 1988-10-26T13:54:56.70 | 10.0 | undecidable | manual | PG? | 25 | 0.8436 | -0.02 | 0.4 | |
--.CIO.Z. | 1988-10-26T13:54:54.50 | 10.0 | undecidable | manual | SG | 4 | 0.4107 | -0.93 | 0.1 | |
--.ARV.Z. | 1988-10-26T13:54:53.50 | 10.0 | undecidable | manual | PG | 351 | 0.7326 | -0.91 | 0.2 | |
--.ALP.Z. | 1988-10-26T13:54:52.50 | 10.0 | undecidable | manual | SG | 89 | 0.3441 | -0.16 | 0.8 | |
--.MNS.Z. | 1988-10-26T13:54:50.00 | 10.0 | undecidable | manual | PG | 218 | 0.4995 | -0.12 | 1.3 | |
--.CIO.Z. | 1988-10-26T13:54:48.50 | 10.0 | undecidable | manual | PG | 4 | 0.4107 | -0.09 | 2.7 | |
--.SS8.Z. | 1988-10-26T13:54:48.90 | 10.0 | undecidable | manual | SG | 23 | 0.2442 | -0.09 | 0.8 | |
--.ALP.Z. | 1988-10-26T13:54:46.80 | 10.0 | undecidable | manual | PG | 89 | 0.3441 | -0.19 | 2.6 | |
--.SS8.Z. | 1988-10-26T13:54:45.10 | 10.0 | undecidable | manual | PG | 23 | 0.2442 | 0.23 | 2.5 |