A magnitude ML 0.4 earthquake occured in region: 8 km W Pietralunga (PG), on
and geographic coordinates (lat, lon) 43.4650, 12.3440 at 7 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 | 8 | 2111 | 2111 |
CittĂ di Castello | PG | 9 | 39913 | 42024 |
Montone | PG | 11 | 1680 | 43704 |
Apecchio | PU | 12 | 1882 | 45586 |
Monte Santa Maria Tiberina | PG | 15 | 1183 | 46769 |
San Giustino | PG | 16 | 11297 | 58066 |
Umbertide | PG | 18 | 16681 | 74747 |
Citerna | PG | 19 | 3531 | 78278 |
Monterchi | AR | 19 | 1757 | 80035 |
Piobbico | PU | 19 | 2029 | 82064 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.4 | 2012-09-03 01:50:23 |
43.461 | 12.346 | 7 | 2014-10-21 12:08:56 |
Sala Sismica INGV-Roma | 2109021 |
Bulletin Rev1000 |
ML 0.4 | 2012-09-03 01:50:23 |
43.4647 | 12.3442 | 7 | 2014-09-19 08:14:18 |
Bollettino Sismico Italiano INGV | 2872321 |
Field | Value |
---|---|
Time (UTC) | 2012-09-03 01:50:23 ± 0.15 |
Latitude | 43.4647 ± 0.0045 |
Longitude | 12.3442 ± 0.0037 |
Depth (km) | 7 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 2872321 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 440 |
Semi-minor axis of confidence ellipse (meter) | 223 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 358 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 440.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 110 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.17 |
Epicentral distance of station closest to the epicenter (degree) | 0.04407 |
Epicentral distance of station farthest from the epicenter (degree) | 0.22483 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 0.4 |
Uncertainty | 0.0 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 2872321 |
Agency | INGV |
Autore | Manually reviewed by Franco Mele |
Time of creation (UTC) | 2014-09-18 12:43:17 |
Field | Value |
---|---|
Value | 0.4 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 2109021 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2012-09-03 01:57:40 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.NARO.HHZ. | 2012-09-03T01:50:31.76 | 0.6 | undecidable | manual | S | 49 | 24.9528 | 105 | -0.37 | 61 |
IV.ATBU.EHZ. | 2012-09-03T01:50:29.73 | 0.3 | undecidable | manual | S | 86 | 16.4724 | 113 | 0.4 | 92 |
IV.PIEI.HHZ. | 2012-09-03T01:50:29.85 | 0.6 | undecidable | manual | S | 63 | 17.2716 | 112 | 0.27 | 63 |
IV.NARO.HHZ. | 2012-09-03T01:50:28.04 | 0.6 | undecidable | manual | P | 49 | 24.9528 | 105 | -0.29 | 62 |
IV.CDCA.EHZ. | 2012-09-03T01:50:27.17 | 0.6 | undecidable | manual | S | 266 | 8.88 | 128 | 0.12 | 66 |
IV.BADI.EHZ. | 2012-09-03T01:50:27.37 | 0.3 | undecidable | manual | S | 302 | 9.4794 | 126 | 0.17 | 97 |
IV.ATVO.HHZ. | 2012-09-03T01:50:27.52 | 0.3 | undecidable | manual | S | 151 | 10.4784 | 123 | 0.04 | 100 |
IV.ATMC.EHZ. | 2012-09-03T01:50:27.98 | 0.3 | undecidable | manual | S | 261 | 12.3765 | 119 | -0.06 | 99 |
IV.PIEI.HHZ. | 2012-09-03T01:50:26.81 | 0.3 | undecidable | manual | P | 63 | 17.2716 | 112 | -0.05 | 99 |
IV.ATBU.EHZ. | 2012-09-03T01:50:26.79 | 0.3 | undecidable | manual | P | 86 | 16.4724 | 113 | 0.08 | 98 |
IV.ATVO.HHZ. | 2012-09-03T01:50:25.68 | 0.3 | undecidable | manual | P | 151 | 10.4784 | 123 | 0.04 | 100 |
IV.ATPI.EHZ. | 2012-09-03T01:50:25.83 | 0.3 | undecidable | manual | S | 108 | 4.8951 | 145 | -0.25 | 97 |
IV.ATMC.EHZ. | 2012-09-03T01:50:25.91 | 0.3 | undecidable | manual | P | 261 | 12.3765 | 119 | -0.06 | 99 |
IV.CDCA.EHZ. | 2012-09-03T01:50:25.34 | 0.3 | undecidable | manual | P | 266 | 8.88 | 128 | -0.06 | 100 |
IV.BADI.EHZ. | 2012-09-03T01:50:25.57 | 0.3 | undecidable | manual | P | 302 | 9.4794 | 126 | 0.09 | 99 |
IV.ATPI.EHZ. | 2012-09-03T01:50:24.69 | 0.3 | undecidable | manual | P | 108 | 4.8951 | 145 | -0.14 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ATVO.HHE. | ML:0.4 | 0.000038 | 0.2 | AML | other | m | 2012-09-03T01:50:28.28 |
IV.ATVO.HHN. | ML:0.3 | 0.00003095 | 1.36 | AML | other | m | 2012-09-03T01:50:28.37 |
IV.PIEI.HHN. | ML:0.4 | 0.0000223 | 0.36 | AML | other | m | 2012-09-03T01:50:30.36 |
IV.PIEI.HHE. | ML:0.4 | 0.000020850000000000002 | 0.14 | AML | other | m | 2012-09-03T01:50:30.37 |