A magnitude ML 0.9 (quarry blast) earthquake occured in region: 3 km NW Gubbio (PG), on
and geographic coordinates (lat, lon) 43.3770, 12.5620 at 0 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
Event type: quarry blast.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 |
---|---|---|---|---|
Gubbio | PG | 3 | 32216 | 32216 |
Scheggia e Pascelupo | PG | 9 | 1393 | 33609 |
Cantiano | PU | 12 | 2245 | 35854 |
Costacciaro | PG | 12 | 1216 | 37070 |
Pietralunga | PG | 13 | 2111 | 39181 |
Sigillo | PG | 15 | 2404 | 41585 |
Fossato di Vico | PG | 19 | 2840 | 44425 |
Montone | PG | 19 | 1680 | 46105 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2023-02-09 09:25:17 |
43.3767 | 12.562 | 1 | 2023-02-09 10:18:57 |
Sala Sismica INGV-Roma | 114291431 |
Field | Value |
---|---|
Time (UTC) | 2023-02-09 09:25:17 ± 0.13 |
Latitude | 43.3767 ± 0.0072 |
Longitude | 12.5620 ± 0.0099 |
Depth (km) | 1 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | quarry blast |
Origin ID | 114291431 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 910 |
Semi-minor axis of confidence ellipse (meter) | 670 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 34 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 910.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 145 |
Number of associated phases, regardless of their use for origin computation | 9 |
Number of defining phases | 9 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.22 |
Epicentral distance of station closest to the epicenter (degree) | 0.01259 |
Epicentral distance of station farthest from the epicenter (degree) | 0.23472 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.0 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 114291431 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-02-09 10:18:57 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.NARO.HHZ. | 2023-02-09T09:25:22.93 | 0.3 | undecidable | manual | P | 3 | 26.0517 | 91 | 0.39 | 68 |
IV.SSFR.HHZ. | 2023-02-09T09:25:21.08 | 0.6 | undecidable | manual | P | 70 | 18.9699 | 92 | -0.04 | 49 |
IV.FRON.EHZ. | 2023-02-09T09:25:21.00 | 0.3 | undecidable | manual | P | 40 | 20.4684 | 91 | -0.43 | 68 |
IV.PIEI.HHZ. | 2023-02-09T09:25:20.72 | 0.6 | undecidable | manual | P | 353 | 17.7711 | 92 | -0.17 | 48 |
IV.ATPC.HHE. | 2023-02-09T09:25:20.39 | 0.6 | undecidable | manual | P | 324 | 14.2746 | 92 | 0.2 | 48 |
IV.ATSC.EHZ. | 2023-02-09T09:25:19.71 | 0.1 | undecidable | manual | P | 62 | 11.2776 | 93 | 0.12 | 98 |
IV.ATBU.EHE. | 2023-02-09T09:25:19.52 | 0.1 | undecidable | manual | P | 354 | 11.0778 | 93 | -0.02 | 100 |
IV.TSM2.DHN.01 | 2023-02-09T09:25:18.41 | 0.3 | undecidable | manual | P | 291 | 6.1938 | 95 | -0.16 | 73 |
IV.ATFO.HHZ. | 2023-02-09T09:25:17.67 | 0.3 | undecidable | manual | P | 146 | 1.3986 | 110 | 0.06 | 76 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SSFR.HHN. | ML:0.9 | 0.00007155 | 0.42 | AML | other | m | 2023-02-09T09:25:26.35 |
IV.PIEI.HHN. | ML:0.9 | 0.00007280000000000001 | 0.98 | AML | other | m | 2023-02-09T09:25:28.10 |
IV.SSFR.HHE. | ML:0.9 | 0.00007685 | 1.18 | AML | other | m | 2023-02-09T09:25:28.90 |
IV.PIEI.HHE. | ML:0.9 | 0.0000863 | 0.86 | AML | other | m | 2023-02-09T09:25:28.91 |