A magnitude Md 2.3 earthquake occured in region: 2 km SE Vallo di Nera (PG), on
and geographic coordinates (lat, lon) 42.7580, 12.8860 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 |
---|---|---|---|---|
Vallo di Nera | PG | 2 | 364 | 364 |
Sant'Anatolia di Narco | PG | 5 | 564 | 928 |
Poggiodomo | PG | 7 | 117 | 1045 |
Scheggino | PG | 7 | 461 | 1506 |
Cerreto di Spoleto | PG | 7 | 1075 | 2581 |
Cascia | PG | 11 | 3217 | 5798 |
Campello sul Clitunno | PG | 11 | 2442 | 8240 |
Spoleto | PG | 12 | 38218 | 46458 |
Monteleone di Spoleto | PG | 13 | 599 | 47057 |
Sellano | PG | 15 | 1079 | 48136 |
Ferentillo | TR | 17 | 1913 | 50049 |
Norcia | PG | 17 | 4957 | 55006 |
Trevi | PG | 17 | 8469 | 63475 |
Preci | PG | 18 | 724 | 64199 |
Castel Ritaldi | PG | 19 | 3278 | 67477 |
Polino | TR | 19 | 233 | 67710 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.3 | 1985-05-12 06:15:58 |
42.758 | 12.886 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 6149 |
Field | Value |
---|---|
Time (UTC) | 1985-05-12 06:15:58 ± 0.241 |
Latitude | 42.7580 ± 0.0083 |
Longitude | 12.8860 ± 0.0520 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 6149 |
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) | 4344.3 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 160 |
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) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.00162 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00664 |
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 | 2.3 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 6149 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:10:32 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.AR1.Z. | 1985-05-12T06:16:25.00 | 10.0 | undecidable | manual | SG | 3 | 0.7326 | 0.57 | 0.2 | |
--.CM2.Z. | 1985-05-12T06:16:16.10 | 10.0 | undecidable | manual | SG | 23 | 0.4662 | 0.29 | 0.8 | |
--.MNS.Z. | 1985-05-12T06:16:14.50 | 10.0 | undecidable | manual | SG | 202 | 0.3996 | 0.94 | 0 | |
--.AR1.Z. | 1985-05-12T06:16:13.50 | 10.0 | undecidable | manual | PG | 3 | 0.7326 | -0.06 | 1.3 | |
--.CM2.Z. | 1985-05-12T06:16:08.20 | 10.0 | undecidable | manual | PG | 23 | 0.4662 | -0.39 | 1.1 | |
--.PO9.Z. | 1985-05-12T06:16:06.50 | 10.0 | undecidable | manual | SG | 167 | 0.1776 | -0.17 | 0.9 | |
--.MNS.Z. | 1985-05-12T06:16:06.70 | 10.0 | undecidable | manual | PG | 202 | 0.3996 | -0.59 | 0.6 | |
--.PO9.Z. | 1985-05-12T06:16:03.50 | 10.0 | positive | manual | PG | 167 | 0.1776 | 0.19 | 3.1 |