A magnitude ML 1.0 earthquake occured in region: 6 km SE Pietralunga (PG), on
and geographic coordinates (lat, lon) 43.4020, 12.4860 at 8 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 | 9 | 32216 | 34327 |
Montone | PG | 14 | 1680 | 36007 |
Cantiano | PU | 14 | 2245 | 38252 |
Scheggia e Pascelupo | PG | 15 | 1393 | 39645 |
Umbertide | PG | 17 | 16681 | 56326 |
Apecchio | PU | 18 | 1882 | 58208 |
Costacciaro | PG | 19 | 1216 | 59424 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2021-12-26 17:18:44 |
43.4022 | 12.4865 | 8 | 2021-12-26 17:24:52 |
Sala Sismica INGV-Roma | 99020111 |
Field | Value |
---|---|
Time (UTC) | 2021-12-26 17:18:44 ± 0.09 |
Latitude | 43.4022 ± 0.0027 |
Longitude | 12.4865 ± 0.0037 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 99020111 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 330 |
Semi-minor axis of confidence ellipse (meter) | 23 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 248 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 330.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 59 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 20 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.16 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.34354 |
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 | 1.0 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 99020111 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-12-26 17:24:52 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MMO1.EHZ. | 2021-12-26T17:18:59.79 | 3.0 | undecidable | manual | P | -0.35 | 0 | |||
IV.ATCC.EHZ. | 2021-12-26T17:18:54.40 | 0.6 | undecidable | manual | S | 153 | 27.0507 | 106 | 0.38 | 46 |
IV.BADI.EHZ. | 2021-12-26T17:18:52.59 | 0.3 | undecidable | manual | S | 302 | 22.8549 | 108 | -0.03 | 74 |
IV.APEC.HNN. | 2021-12-26T17:18:51.28 | 0.1 | undecidable | manual | S | 343 | 18.1707 | 113 | 0.19 | 97 |
IV.ARVD.HHZ. | 2021-12-26T17:18:51.98 | 0.6 | undecidable | manual | P | 74 | 38.1285 | 50 | -0.02 | 48 |
IV.PIEI.HHZ. | 2021-12-26T17:18:50.34 | 0.6 | undecidable | manual | S | 15 | 15.3735 | 116 | 0.14 | 49 |
IV.ATSC.EHN. | 2021-12-26T17:18:50.63 | 0.6 | undecidable | manual | S | 81 | 16.2726 | 115 | 0.13 | 49 |
IV.MURB.HHZ. | 2021-12-26T17:18:50.83 | 0.6 | undecidable | manual | S | 169 | 15.7731 | 116 | 0.5 | 45 |
IV.ATCC.EHZ. | 2021-12-26T17:18:49.76 | 1.0 | undecidable | manual | P | 153 | 27.0507 | 106 | -0.13 | 24 |
IV.SSFR.HHZ. | 2021-12-26T17:18:49.03 | 3.0 | negative | manual | P | -0.16 | 0 | |||
IV.BADI.EHZ. | 2021-12-26T17:18:48.92 | 0.6 | negative | manual | P | 302 | 22.8549 | 108 | -0.17 | 48 |
IV.ATMI.HHZ. | 2021-12-26T17:18:48.52 | 0.1 | undecidable | manual | P | 247 | 19.1697 | 112 | 0.13 | 98 |
IV.ATLO.EHN. | 2021-12-26T17:18:48.84 | 0.6 | undecidable | manual | S | 214 | 11.5773 | 123 | -0.23 | 49 |
IV.APEC.HNN. | 2021-12-26T17:18:48.08 | 0.1 | undecidable | manual | P | 343 | 18.1707 | 113 | -0.12 | 98 |
IV.ATPC.HNE. | 2021-12-26T17:18:48.47 | 0.1 | undecidable | manual | S | 345 | 9.0798 | 130 | 0.11 | 100 |
IV.ATFO.HHZ. | 2021-12-26T17:18:47.75 | 0.6 | undecidable | manual | S | 120 | 7.881 | 134 | -0.32 | 48 |
IV.PIEI.HHZ. | 2021-12-26T17:18:47.75 | 0.6 | negative | manual | P | 15 | 15.3735 | 116 | 0.06 | 50 |
IV.ATSC.EHN. | 2021-12-26T17:18:47.76 | 0.1 | undecidable | manual | P | 81 | 16.2726 | 115 | -0.1 | 99 |
IV.MURB.HHZ. | 2021-12-26T17:18:47.81 | 0.3 | negative | manual | P | 169 | 15.7731 | 116 | 0.05 | 75 |
IV.ATPC.HNE. | 2021-12-26T17:18:46.52 | 0.1 | undecidable | manual | P | 345 | 9.0798 | 130 | -0.11 | 100 |
IV.ATFO.HHZ. | 2021-12-26T17:18:46.27 | 0.1 | undecidable | manual | P | 120 | 7.881 | 134 | -0.19 | 98 |
IV.ATLO.EHN. | 2021-12-26T17:18:46.94 | 0.1 | undecidable | manual | P | 214 | 11.5773 | 123 | -0.09 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ATFO.HHE. | ML:1.0 | 0.000184 | 0.54 | AML | other | m | 2021-12-26T17:18:48.07 |
IV.ATFO.HHN. | ML:1.0 | 0.000192 | 0.92 | AML | other | m | 2021-12-26T17:18:48.42 |
IV.PIEI.HHN. | ML:0.7 | 0.0000501 | 0.18 | AML | other | m | 2021-12-26T17:18:50.94 |
IV.PIEI.HHE. | ML:1.0 | 0.00010439999999999999 | 1.74 | AML | other | m | 2021-12-26T17:18:51.95 |
IV.MURB.HHE. | ML:0.8 | 0.00006769999999999999 | 0.44 | AML | other | m | 2021-12-26T17:18:52.13 |
IV.BADI.EHN. | ML:1.2 | 0.0000941 | 1.76 | AML | other | m | 2021-12-26T17:18:53.94 |
IV.BADI.EHE. | ML:1.0 | 0.00007545 | 0.84 | AML | other | m | 2021-12-26T17:18:53.43 |
IV.MURB.HHN. | ML:0.8 | 0.00007214999999999999 | 0.82 | AML | other | m | 2021-12-26T17:18:53.58 |