A magnitude ML 0.3 earthquake occured in region: 6 km SE Pietralunga (PG), on
and geographic coordinates (lat, lon) 43.4170, 12.4960 at 7 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
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 | 6 | 2111 | 2111 |
Gubbio | PG | 10 | 32216 | 34327 |
Cantiano | PU | 12 | 2245 | 36572 |
Scheggia e Pascelupo | PG | 14 | 1393 | 37965 |
Montone | PG | 15 | 1680 | 39645 |
Apecchio | PU | 17 | 1882 | 41527 |
Umbertide | PG | 18 | 16681 | 58208 |
Costacciaro | PG | 19 | 1216 | 59424 |
Cagli | PU | 19 | 8731 | 68155 |
Piobbico | PU | 19 | 2029 | 70184 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.3 | 2021-08-15 06:50:47 |
43.4172 | 12.4963 | 7 | 2021-08-15 07:04:29 |
Sala Sismica INGV-Roma | 94181571 |
Field | Value |
---|---|
Time (UTC) | 2021-08-15 06:50:47 ± 0.12 |
Latitude | 43.4172 ± 0.0027 |
Longitude | 12.4963 ± 0.0037 |
Depth (km) | 7 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 94181571 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 307 |
Semi-minor axis of confidence ellipse (meter) | 124 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 128 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 310.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 80 |
Number of associated phases, regardless of their use for origin computation | 21 |
Number of defining phases | 21 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.14 |
Epicentral distance of station closest to the epicenter (degree) | 0.05666 |
Epicentral distance of station farthest from the epicenter (degree) | 0.20325 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 0.3 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 94181571 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-08-15 07:04:29 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MURB.HHZ. | 2021-08-15T06:50:54.80 | 0.6 | undecidable | manual | S | 172 | 17.2716 | 113 | 0.45 | 45 |
IV.ATLO.EHZ. | 2021-08-15T06:50:53.20 | 0.6 | undecidable | manual | S | 212 | 13.3755 | 118 | 0.06 | 49 |
IV.PIEI.HHZ. | 2021-08-15T06:50:53.20 | 0.6 | undecidable | manual | S | 13 | 13.4754 | 118 | 0.02 | 49 |
IV.ATSC.EHZ. | 2021-08-15T06:50:53.60 | 0.6 | undecidable | manual | S | 87 | 15.3735 | 115 | -0.14 | 48 |
IV.NARO.HHZ. | 2021-08-15T06:50:52.22 | 0.6 | undecidable | manual | P | 17 | 22.5552 | 108 | -0.38 | 45 |
IV.ATVO.HHZ. | 2021-08-15T06:50:51.50 | 0.6 | undecidable | manual | S | 242 | 8.1807 | 131 | -0.16 | 48 |
IV.ATSC.EHZ. | 2021-08-15T06:50:51.16 | 0.1 | undecidable | manual | P | 87 | 15.3735 | 115 | -0.1 | 97 |
IV.MURB.HHZ. | 2021-08-15T06:50:51.78 | 0.6 | positive | manual | P | 172 | 17.2716 | 113 | 0.17 | 48 |
IV.ATBU.EHZ. | 2021-08-15T06:50:51.70 | 0.6 | undecidable | manual | S | 33 | 7.6812 | 133 | 0.17 | 48 |
IV.ATFO.HHZ. | 2021-08-15T06:50:51.50 | 0.6 | undecidable | manual | S | 133 | 8.2806 | 131 | -0.17 | 48 |
IV.TB01.DHZ.01 | 2021-08-15T06:50:51.00 | 0.6 | undecidable | manual | S | 231 | 6.2937 | 139 | -0.18 | 48 |
IV.TB03.DHZ.01 | 2021-08-15T06:50:51.10 | 0.6 | undecidable | manual | S | 256 | 7.1928 | 135 | -0.29 | 47 |
IV.ATPC.HHE. | 2021-08-15T06:50:51.89 | 0.6 | undecidable | manual | S | 336 | 7.6812 | 133 | 0.36 | 46 |
IV.ATPC.HHE. | 2021-08-15T06:50:50.03 | 0.1 | undecidable | manual | P | 336 | 7.6812 | 133 | 0.05 | 99 |
IV.ATVO.HHZ. | 2021-08-15T06:50:50.05 | 0.1 | negative | manual | P | 242 | 8.1807 | 131 | 0 | 100 |
IV.ATBU.EHZ. | 2021-08-15T06:50:50.05 | 0.1 | undecidable | manual | P | 33 | 7.6812 | 133 | 0.07 | 99 |
IV.ATFO.HHZ. | 2021-08-15T06:50:50.06 | 0.1 | positive | manual | P | 133 | 8.2806 | 131 | 0 | 100 |
IV.ATLO.EHZ. | 2021-08-15T06:50:50.86 | 0.1 | undecidable | manual | P | 212 | 13.3755 | 118 | -0.05 | 98 |
IV.PIEI.HHZ. | 2021-08-15T06:50:50.95 | 1.0 | undecidable | manual | P | 13 | 13.4754 | 118 | 0.02 | 25 |
IV.TB01.DHZ.01 | 2021-08-15T06:50:49.85 | 0.1 | undecidable | manual | P | 231 | 6.2937 | 139 | 0.07 | 99 |
IV.TB03.DHZ.01 | 2021-08-15T06:50:49.91 | 0.1 | undecidable | manual | P | 256 | 7.1928 | 135 | 0.01 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ATFO.HHE. | ML:0.3 | 0.0000329 | 1.12 | AML | other | m | 2021-08-15T06:50:51.09 |
IV.ATVO.HHN. | ML:0.1 | 0.0000216 | 0.42 | AML | other | m | 2021-08-15T06:50:51.65 |
IV.ATFO.HHN. | ML:0.2 | 0.000030050000000000002 | 0.34 | AML | other | m | 2021-08-15T06:50:51.94 |
IV.ATVO.HHE. | ML:0.2 | 0.00002625 | 1.22 | AML | other | m | 2021-08-15T06:50:52.66 |
IV.PIEI.HHE. | ML:0.3 | 0.0000234 | 0.32 | AML | other | m | 2021-08-15T06:50:53.78 |
IV.PIEI.HHN. | ML:-0.1 | 0.00001114 | 0.5 | AML | other | m | 2021-08-15T06:50:54.46 |
IV.MURB.HHE. | ML:0.6 | 0.00003775 | 0.18 | AML | other | m | 2021-08-15T06:50:55.57 |
IV.MURB.HHN. | ML:0.6 | 0.000034200000000000005 | 0.18 | AML | other | m | 2021-08-15T06:50:55.71 |