A magnitude ML 0.1 earthquake occured in region: 3 km NW Pietralunga (PG), on
and geographic coordinates (lat, lon) 43.4560, 12.4060 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 |
---|---|---|---|---|
Pietralunga | PG | 3 | 2111 | 2111 |
Apecchio | PU | 12 | 1882 | 3993 |
Montone | PG | 12 | 1680 | 5673 |
CittĂ di Castello | PG | 14 | 39913 | 45586 |
Piobbico | PU | 17 | 2029 | 47615 |
Umbertide | PG | 18 | 16681 | 64296 |
Cantiano | PU | 18 | 2245 | 66541 |
Gubbio | PG | 18 | 32216 | 98757 |
Monte Santa Maria Tiberina | PG | 20 | 1183 | 99940 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.3 | 2012-08-20 16:06:12 |
43.4542 | 12.4048 | 5 | 2014-10-21 12:08:56 |
Sala Sismica INGV-Roma | 2037551 |
Bulletin Rev1000 |
ML 0.1 | 2012-08-20 16:06:12 |
43.4562 | 12.4065 | 5 | 2014-09-19 08:14:18 |
Bollettino Sismico Italiano INGV | 2935991 |
Field | Value |
---|---|
Time (UTC) | 2012-08-20 16:06:12 ± 0.12 |
Latitude | 43.4562 ± 0.0027 |
Longitude | 12.4065 ± 0.0062 |
Depth (km) | 5 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 2935991 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 453 |
Semi-minor axis of confidence ellipse (meter) | 290 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 296 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 450.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 200 |
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) | 0.1 |
Epicentral distance of station closest to the epicenter (degree) | 0.00630 |
Epicentral distance of station farthest from the epicenter (degree) | 0.12231 |
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 | 0.3 |
Uncertainty | 0.2 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 2037551 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2012-08-20 16:10:33 |
Field | Value |
---|---|
Value | 0.1 |
Uncertainty | 0.1 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 2935991 |
Agency | INGV |
Autore | Manually reviewed by Franco Mele |
Time of creation (UTC) | 2014-09-18 12:44:17 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.PIEI.HHZ. | 2012-08-20T16:06:18.14 | 0.3 | undecidable | manual | S | 49 | 13.5753 | 111 | 0.17 | 71 |
IV.ATBU.EHZ. | 2012-08-20T16:06:17.32 | 0.1 | undecidable | manual | S | 79 | 11.5773 | 114 | -0.02 | 98 |
IV.ATVO.HHZ. | 2012-08-20T16:06:16.33 | 0.1 | undecidable | manual | S | 180 | 8.1807 | 123 | 0.03 | 98 |
IV.ATBU.EHZ. | 2012-08-20T16:06:15.37 | 0.1 | undecidable | manual | P | 79 | 11.5773 | 114 | -0.1 | 97 |
IV.PIEI.HHZ. | 2012-08-20T16:06:15.78 | 0.1 | undecidable | manual | P | 49 | 13.5753 | 111 | -0.05 | 97 |
IV.ATVO.HHZ. | 2012-08-20T16:06:14.91 | 0.1 | undecidable | manual | P | 180 | 8.1807 | 123 | 0.04 | 98 |
IV.ATPI.EHZ. | 2012-08-20T16:06:14.71 | 0.1 | undecidable | manual | S | 209 | 0.6993 | 172 | -0.04 | 100 |
IV.ATPI.EHZ. | 2012-08-20T16:06:13.99 | 0.1 | undecidable | manual | P | 209 | 0.6993 | 172 | 0.01 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.PARC.HHE. | ML:0.2 | 0.000010700000000000001 | 0.3 | AML | other | m | 2012-08-20T16:06:31.72 |
IV.PIEI.HHE. | ML:0.0 | 0.000013149999999999998 | 0.3 | AML | other | m | 2012-08-20T16:06:18.44 |
IV.PIEI.HHN. | ML:0.2 | 0.0000176 | 0.3 | AML | other | m | 2012-08-20T16:06:18.45 |