A magnitude ML 0.5 earthquake occured in region: 4 km SE Pietralunga (PG), on
and geographic coordinates (lat, lon) 43.4220, 12.4770 at 6 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 | 4 | 2111 | 2111 |
Gubbio | PG | 11 | 32216 | 34327 |
Cantiano | PU | 14 | 2245 | 36572 |
Montone | PG | 14 | 1680 | 38252 |
Scheggia e Pascelupo | PG | 16 | 1393 | 39645 |
Apecchio | PU | 16 | 1882 | 41527 |
Umbertide | PG | 18 | 16681 | 58208 |
Piobbico | PU | 19 | 2029 | 60237 |
Cagli | PU | 20 | 8731 | 68968 |
CittĂ di Castello | PG | 20 | 39913 | 108881 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.5 | 2021-08-26 00:33:28 |
43.4215 | 12.4772 | 7 | 2021-08-26 00:49:10 |
Sala Sismica INGV-Roma | 94640241 |
Field | Value |
---|---|
Time (UTC) | 2021-08-26 00:33:28 ± 0.13 |
Latitude | 43.4215 ± 0.0027 |
Longitude | 12.4772 ± 0.0050 |
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 | 94640241 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 301 |
Semi-minor axis of confidence ellipse (meter) | 263 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 115 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 300.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 67 |
Number of associated phases, regardless of their use for origin computation | 24 |
Number of defining phases | 22 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.18 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.20415 |
Number of stations at which the event was observed | 13 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 0.5 |
Uncertainty | 0.0 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 94640241 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-08-26 00:49:10 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.TOLF.HHZ. | 2021-08-26T00:33:43.85 | 3.0 | undecidable | manual | S | -0.01 | 0 | |||
IV.FRON.EHZ. | 2021-08-26T00:33:36.17 | 0.3 | undecidable | manual | S | 62 | 22.6551 | 106 | -0.06 | 72 |
IV.MURB.HHZ. | 2021-08-26T00:33:35.22 | 0.3 | undecidable | manual | S | 168 | 17.9709 | 110 | 0.54 | 65 |
IV.NARO.HHZ. | 2021-08-26T00:33:35.95 | 0.3 | undecidable | manual | S | 22 | 22.5552 | 106 | -0.25 | 69 |
IV.APEC.HHZ. | 2021-08-26T00:33:34.37 | 0.3 | undecidable | manual | S | 343 | 15.873 | 112 | 0.37 | 68 |
IV.ATFO.HHZ. | 2021-08-26T00:33:32.10 | 0.3 | undecidable | manual | S | 129 | 9.7791 | 124 | -0.01 | 75 |
IV.NARO.HHZ. | 2021-08-26T00:33:32.50 | 0.1 | undecidable | manual | P | 22 | 22.5552 | 106 | -0.25 | 93 |
IV.FRON.EHZ. | 2021-08-26T00:33:32.58 | 0.1 | undecidable | manual | P | 62 | 22.6551 | 106 | -0.19 | 94 |
IV.MURB.HHZ. | 2021-08-26T00:33:31.89 | 0.1 | undecidable | manual | P | 168 | 17.9709 | 110 | 0.01 | 98 |
IV.TB02.DHE.01 | 2021-08-26T00:33:31.52 | 0.3 | undecidable | manual | S | 224 | 7.881 | 129 | -0.06 | 74 |
IV.ATPC.HHE. | 2021-08-26T00:33:31.63 | 0.3 | undecidable | manual | S | 346 | 6.7932 | 134 | 0.33 | 70 |
IV.ATVO.HHZ. | 2021-08-26T00:33:31.25 | 0.3 | undecidable | manual | S | 232 | 7.1928 | 132 | -0.15 | 73 |
IV.APEC.HHZ. | 2021-08-26T00:33:31.59 | 0.1 | undecidable | manual | P | 343 | 15.873 | 112 | 0.11 | 97 |
IV.ATPI.EHZ. | 2021-08-26T00:33:31.26 | 0.3 | undecidable | manual | S | 298 | 6.8931 | 133 | -0.06 | 74 |
IV.TB01.DHE.01 | 2021-08-26T00:33:30.88 | 0.1 | undecidable | manual | S | 217 | 5.5944 | 139 | -0.12 | 98 |
IV.ATFO.HHZ. | 2021-08-26T00:33:30.47 | 0.1 | undecidable | manual | P | 129 | 9.7791 | 124 | 0.08 | 98 |
IV.TB02.DHE.01 | 2021-08-26T00:33:30.09 | 0.1 | undecidable | manual | P | 224 | 7.881 | 129 | 0 | 100 |
IV.TB03.DH2.01 | 2021-08-26T00:33:30.90 | 0.3 | undecidable | manual | S | 247 | 5.7942 | 138 | -0.17 | 73 |
IV.ATPC.HHE. | 2021-08-26T00:33:30.11 | 0.1 | undecidable | manual | P | 346 | 6.7932 | 134 | 0.19 | 96 |
IV.ATVO.HHZ. | 2021-08-26T00:33:29.94 | 0.1 | undecidable | manual | P | 232 | 7.1928 | 132 | -0.04 | 99 |
IV.TB03.DH2.01 | 2021-08-26T00:33:29.74 | 0.1 | undecidable | manual | P | 247 | 5.7942 | 138 | -0.05 | 99 |
IV.ATPI.EHZ. | 2021-08-26T00:33:29.92 | 0.1 | undecidable | manual | P | 298 | 6.8931 | 133 | -0.01 | 100 |
IV.TB01.DHE.01 | 2021-08-26T00:33:29.72 | 0.1 | undecidable | manual | P | 217 | 5.5944 | 139 | -0.03 | 100 |
IV.MC2.EHZ. | 2021-08-26T00:33:27.48 | 3.0 | undecidable | manual | P | 0.03 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.APEC.HHN. | ML:0.5 | 0.000029350000000000002 | 0.1 | AML | other | m | 2021-08-26T00:33:34.63 |
IV.APEC.HHE. | ML:0.5 | 0.000030050000000000002 | 0.22 | AML | other | m | 2021-08-26T00:33:34.81 |