A magnitude ML 0.5 earthquake occured in region: 6 km SE Pietralunga (PG), on
and geographic coordinates (lat, lon) 43.3940, 12.4780 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 | 6 | 2111 | 2111 |
Gubbio | PG | 9 | 32216 | 34327 |
Montone | PG | 13 | 1680 | 36007 |
Cantiano | PU | 15 | 2245 | 38252 |
Umbertide | PG | 15 | 16681 | 54933 |
Scheggia e Pascelupo | PG | 16 | 1393 | 56326 |
Apecchio | PU | 19 | 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 0.5 | 2021-02-25 16:33:39 |
43.3938 | 12.4775 | 6 | 2021-02-25 16:44:11 |
Sala Sismica INGV-Roma | 87481031 |
Field | Value |
---|---|
Time (UTC) | 2021-02-25 16:33:39 ± 0.1 |
Latitude | 43.3938 ± 0.0027 |
Longitude | 12.4775 ± 0.0037 |
Depth (km) | 6 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 87481031 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 309 |
Semi-minor axis of confidence ellipse (meter) | 151 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 149 |
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) | 48 |
Number of associated phases, regardless of their use for origin computation | 29 |
Number of defining phases | 29 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.19 |
Epicentral distance of station closest to the epicenter (degree) | 0.03238 |
Epicentral distance of station farthest from the epicenter (degree) | 0.24012 |
Number of stations at which the event was observed | 18 |
Number of stations from which data was used for origin computation | 18 |
Field | Value |
---|---|
Value | 0.5 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 87481031 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-02-25 16:44:11 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.FRON.EHZ. | 2021-02-25T16:33:48.03 | 0.3 | undecidable | manual | S | 55 | 24.2535 | 103 | -0.16 | 72 |
IV.PIEI.HHZ. | 2021-02-25T16:33:46.06 | 0.6 | undecidable | manual | S | 16 | 16.3725 | 109 | 0.49 | 45 |
IV.MURB.HHZ. | 2021-02-25T16:33:45.65 | 0.6 | undecidable | manual | S | 165 | 14.9739 | 111 | 0.52 | 45 |
IV.ATSC.EHZ. | 2021-02-25T16:33:45.82 | 0.6 | undecidable | manual | S | 79 | 17.1717 | 109 | -0.01 | 50 |
IV.ATCC.EHZ. | 2021-02-25T16:33:45.24 | 0.3 | undecidable | manual | P | 150 | 26.6511 | 102 | 0.24 | 70 |
IV.ATMC.EHZ. | 2021-02-25T16:33:44.70 | 0.6 | undecidable | manual | P | 284 | 23.6541 | 104 | 0.27 | 47 |
IV.NARO.HHZ. | 2021-02-25T16:33:44.38 | 0.3 | undecidable | manual | P | 19 | 25.4523 | 103 | -0.39 | 68 |
IV.BADI.EHZ. | 2021-02-25T16:33:44.33 | 0.3 | undecidable | manual | P | 304 | 22.755 | 104 | 0.08 | 73 |
IV.FRON.EHZ. | 2021-02-25T16:33:44.33 | 0.3 | undecidable | manual | P | 55 | 24.2535 | 103 | -0.21 | 71 |
IV.SSFR.HNZ. | 2021-02-25T16:33:44.52 | 0.3 | undecidable | manual | P | 79 | 24.9528 | 103 | -0.17 | 72 |
IV.ATLO.EHZ. | 2021-02-25T16:33:43.98 | 0.6 | undecidable | manual | S | 213 | 10.3785 | 119 | 0.31 | 47 |
IV.ATPC.HNZ. | 2021-02-25T16:33:43.87 | 0.6 | undecidable | manual | S | 350 | 9.7791 | 121 | 0.39 | 47 |
IV.ATVA.EHZ. | 2021-02-25T16:33:43.30 | 0.3 | undecidable | manual | P | 231 | 20.0688 | 106 | -0.43 | 68 |
IV.PIEI.HHZ. | 2021-02-25T16:33:43.09 | 0.3 | undecidable | manual | P | 16 | 16.3725 | 109 | 0.06 | 74 |
IV.ATSC.EHZ. | 2021-02-25T16:33:43.25 | 0.1 | undecidable | manual | P | 79 | 17.1717 | 109 | 0.08 | 98 |
IV.ATPI.EHZ. | 2021-02-25T16:33:43.36 | 0.6 | undecidable | manual | S | 316 | 8.7801 | 123 | 0.18 | 49 |
IV.TB03.DHZ.01 | 2021-02-25T16:33:42.31 | 0.6 | undecidable | manual | S | 279 | 5.4945 | 137 | 0 | 51 |
IV.MURB.HHZ. | 2021-02-25T16:33:42.99 | 0.3 | undecidable | manual | P | 165 | 14.9739 | 111 | 0.22 | 72 |
IV.ATFO.HHZ. | 2021-02-25T16:33:42.92 | 0.6 | undecidable | manual | S | 112 | 8.1807 | 125 | -0.09 | 50 |
IV.ATBU.HNZ. | 2021-02-25T16:33:42.08 | 0.3 | undecidable | manual | P | 32 | 10.6782 | 118 | 0.1 | 74 |
IV.TB02.DHZ.01 | 2021-02-25T16:33:42.24 | 0.6 | undecidable | manual | S | 245 | 6.0939 | 134 | -0.22 | 49 |
IV.ATFO.HHZ. | 2021-02-25T16:33:41.40 | 0.3 | undecidable | manual | P | 112 | 8.1807 | 125 | -0.15 | 74 |
IV.ATPI.EHZ. | 2021-02-25T16:33:41.61 | 0.3 | undecidable | manual | P | 316 | 8.7801 | 123 | -0.03 | 76 |
IV.TB02.DHZ.01 | 2021-02-25T16:33:41.04 | 0.3 | undecidable | manual | P | 245 | 6.0939 | 134 | -0.18 | 74 |
IV.ATLO.EHZ. | 2021-02-25T16:33:41.94 | 0.3 | undecidable | manual | P | 213 | 10.3785 | 119 | 0.01 | 76 |
IV.TB03.DHZ.01 | 2021-02-25T16:33:41.06 | 0.3 | undecidable | manual | P | 279 | 5.4945 | 137 | -0.08 | 75 |
IV.TB01.DHZ.01 | 2021-02-25T16:33:41.70 | 0.6 | undecidable | manual | S | 248 | 3.5964 | 148 | -0.21 | 49 |
IV.ATPC.HNZ. | 2021-02-25T16:33:41.88 | 0.1 | undecidable | manual | P | 350 | 9.7791 | 121 | 0.06 | 100 |
IV.TB01.DHZ.01 | 2021-02-25T16:33:40.79 | 0.1 | undecidable | manual | P | 248 | 3.5964 | 148 | -0.12 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ATPI.EHN. | ML:0.4 | 0.000050950000000000005 | 1.14 | AML | other | m | 2021-02-25T16:33:43.57 |
IV.ATFO.HHN. | ML:0.5 | 0.0000625 | 0.7 | AML | other | m | 2021-02-25T16:33:43.71 |
IV.ATFO.HHE. | ML:0.5 | 0.000055278905 | 0.192 | AML | other | m | 2021-02-25T16:33:43.63 |
IV.ATPI.EHE. | ML:0.4 | 0.0000405 | 1.42 | AML | other | m | 2021-02-25T16:33:44.03 |
IV.MURB.HHN. | ML:0.7 | 0.0000579 | 1.08 | AML | other | m | 2021-02-25T16:33:45.82 |
IV.MURB.HHE. | ML:0.7 | 0.000060450000000000006 | 0.34 | AML | other | m | 2021-02-25T16:33:53.61 |