A magnitude ML 0.3 earthquake occured in region: 2 km E Pietralunga (PG), on
and geographic coordinates (lat, lon) 43.4460, 12.4670 at 9 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 | 2 | 2111 | 2111 |
Apecchio | PU | 13 | 1882 | 3993 |
Cantiano | PU | 13 | 2245 | 6238 |
Gubbio | PG | 14 | 32216 | 38454 |
Montone | PG | 15 | 1680 | 40134 |
Piobbico | PU | 16 | 2029 | 42163 |
Scheggia e Pascelupo | PG | 17 | 1393 | 43556 |
Cagli | PU | 19 | 8731 | 52287 |
CittĂ di Castello | PG | 19 | 39913 | 92200 |
Umbertide | PG | 19 | 16681 | 108881 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.3 | 2021-02-21 07:21:21 |
43.4463 | 12.4672 | 9 | 2021-02-21 07:39:26 |
Sala Sismica INGV-Roma | 87352581 |
Field | Value |
---|---|
Time (UTC) | 2021-02-21 07:21:21 ± 0.11 |
Latitude | 43.4463 ± 0.0018 |
Longitude | 12.4672 ± 0.0037 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 87352581 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 282 |
Semi-minor axis of confidence ellipse (meter) | 192 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 121 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 280.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 73 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 22 |
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) | 0.03507 |
Epicentral distance of station farthest from the epicenter (degree) | 0.20055 |
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 | 12 |
Type of magnitude | ML |
Reference to an origin | 87352581 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-02-21 07:39:26 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MURB.HHZ. | 2021-02-21T07:21:29.06 | 0.6 | undecidable | manual | S | 167 | 20.868 | 113 | 0.03 | 48 |
IV.FRON.EHZ. | 2021-02-21T07:21:29.28 | 0.1 | undecidable | manual | S | 69 | 22.2555 | 112 | -0.21 | 93 |
IV.NARO.HHZ. | 2021-02-21T07:21:28.67 | 0.1 | undecidable | manual | S | 27 | 20.3685 | 113 | -0.22 | 93 |
IV.ATLO.EHE. | 2021-02-21T07:21:27.29 | 0.1 | undecidable | manual | S | 198 | 15.3735 | 120 | -0.02 | 98 |
IV.ATFO.HHZ. | 2021-02-21T07:21:26.25 | 0.1 | undecidable | manual | S | 136 | 12.1767 | 126 | -0.15 | 96 |
IV.PIEI.HHZ. | 2021-02-21T07:21:26.27 | 0.1 | undecidable | manual | S | 29 | 11.2776 | 128 | 0.12 | 97 |
IV.MURB.HHZ. | 2021-02-21T07:21:25.80 | 0.6 | positive | manual | P | 167 | 20.868 | 113 | 0.09 | 48 |
IV.ATBU.EHZ. | 2021-02-21T07:21:25.42 | 0.1 | undecidable | manual | S | 63 | 7.2927 | 140 | 0.27 | 94 |
IV.FRON.EHZ. | 2021-02-21T07:21:25.83 | 0.6 | negative | manual | P | 69 | 22.2555 | 112 | -0.14 | 47 |
IV.NARO.HHZ. | 2021-02-21T07:21:25.49 | 0.3 | undecidable | manual | P | 27 | 20.3685 | 113 | -0.14 | 71 |
IV.TB02.DHZ.01 | 2021-02-21T07:21:25.63 | 0.1 | undecidable | manual | S | 209 | 9.5793 | 133 | -0.07 | 98 |
IV.ATLO.EHE. | 2021-02-21T07:21:24.73 | 0.1 | undecidable | manual | P | 198 | 15.3735 | 120 | 0.01 | 98 |
IV.TB03.DHZ.01 | 2021-02-21T07:21:24.93 | 0.3 | undecidable | manual | S | 223 | 6.7932 | 143 | -0.1 | 73 |
IV.PIEI.HHZ. | 2021-02-21T07:21:24.17 | 1.0 | undecidable | manual | P | 29 | 11.2776 | 128 | 0.12 | 24 |
IV.ATPC.HNZ. | 2021-02-21T07:21:24.50 | 0.1 | undecidable | manual | S | 348 | 3.8961 | 156 | -0.02 | 100 |
IV.ATFO.HHZ. | 2021-02-21T07:21:24.19 | 0.6 | positive | manual | P | 136 | 12.1767 | 126 | 0 | 49 |
IV.ATPI.EHZ. | 2021-02-21T07:21:24.52 | 0.1 | undecidable | manual | S | 275 | 5.2947 | 149 | -0.22 | 96 |
IV.ATPI.EHZ. | 2021-02-21T07:21:23.30 | 0.3 | negative | manual | P | 275 | 5.2947 | 149 | 0.07 | 74 |
IV.TB02.DHZ.01 | 2021-02-21T07:21:23.91 | 0.1 | undecidable | manual | P | 209 | 9.5793 | 133 | 0.12 | 97 |
IV.ATBU.EHZ. | 2021-02-21T07:21:23.71 | 0.1 | undecidable | manual | P | 63 | 7.2927 | 140 | 0.24 | 95 |
IV.TB03.DHZ.01 | 2021-02-21T07:21:23.47 | 0.1 | undecidable | manual | P | 223 | 6.7932 | 143 | 0.07 | 98 |
IV.ATPC.HNZ. | 2021-02-21T07:21:23.23 | 0.1 | undecidable | manual | P | 348 | 3.8961 | 156 | 0.13 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ATPI.EHN. | ML:0.7 | 0.00009285000000000001 | 0.08 | AML | other | m | 2021-02-21T07:21:24.61 |
IV.ATPI.EHE. | ML:0.5 | 0.00005815 | 0.54 | AML | other | m | 2021-02-21T07:21:24.69 |
IV.PIEI.HHN. | ML:0.2 | 0.000018505 | 0.92 | AML | other | m | 2021-02-21T07:21:26.29 |
IV.PIEI.HHE. | ML:0.4 | 0.0000306 | 0.58 | AML | other | m | 2021-02-21T07:21:27.50 |
IV.ATFO.HHE. | ML:0.2 | 0.000019856784999999998 | 0.1824 | AML | other | m | 2021-02-21T07:21:26.79 |
IV.ATFO.HHN. | ML:0.1 | 0.000014249224 | 0.08 | AML | other | m | 2021-02-21T07:21:26.50 |
IV.NARO.HHE. | ML:0.1 | 0.0000123174315 | 0.0608 | AML | other | m | 2021-02-21T07:21:28.88 |
IV.NARO.HHN. | ML:-0.2 | 0.0000068981903 | 0.0608 | AML | other | m | 2021-02-21T07:21:28.93 |
IV.MURB.HHE. | ML:0.4 | 0.0000221134225 | 0.1824 | AML | other | m | 2021-02-21T07:21:30.27 |
IV.MURB.HHN. | ML:0.7 | 0.000037961839999999996 | 0.2208 | AML | other | m | 2021-02-21T07:21:29.59 |
IV.FRON.EHE. | ML:0.2 | 0.00000786718285 | 0.1024 | AML | other | m | 2021-02-21T07:21:29.33 |
IV.FRON.EHN. | ML:0.5 | 0.000019656924 | 0.1408 | AML | other | m | 2021-02-21T07:21:29.35 |