A magnitude ML 0.3 earthquake occured in region: 6 km SE Pietralunga (PG), on
and geographic coordinates (lat, lon) 43.4020, 12.4930 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 |
Cantiano | PU | 14 | 2245 | 36572 |
Montone | PG | 14 | 1680 | 38252 |
Scheggia e Pascelupo | PG | 14 | 1393 | 39645 |
Umbertide | PG | 17 | 16681 | 56326 |
Apecchio | PU | 18 | 1882 | 58208 |
Costacciaro | PG | 18 | 1216 | 59424 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.3 | 2023-04-20 18:48:59 |
43.4022 | 12.4928 | 6 | 2023-04-20 18:58:25 |
Sala Sismica INGV-Roma | 116557341 |
Field | Value |
---|---|
Time (UTC) | 2023-04-20 18:48:59 ± 0.27 |
Latitude | 43.4022 ± 0.0027 |
Longitude | 12.4928 ± 0.0074 |
Depth (km) | 6 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 116557341 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 468 |
Semi-minor axis of confidence ellipse (meter) | 373 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 267 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 470.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 90 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
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) | 0.06565 |
Epicentral distance of station farthest from the epicenter (degree) | 0.21764 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 0.3 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 116557341 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-20 18:58:25 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SSFR.HHZ. | 2023-04-20T18:49:08.19 | 0.1 | undecidable | manual | S | 81 | 23.6541 | 105 | -0.11 | 96 |
IV.NARO.HHZ. | 2023-04-20T18:49:08.14 | 0.1 | undecidable | manual | S | 17 | 24.1536 | 105 | -0.35 | 91 |
IV.MURB.HHZ. | 2023-04-20T18:49:05.81 | 0.1 | undecidable | manual | S | 171 | 15.6732 | 112 | 0.14 | 97 |
IV.NARO.HHZ. | 2023-04-20T18:49:05.00 | 0.6 | undecidable | manual | P | 17 | 24.1536 | 105 | 0.18 | 47 |
IV.PIEI.HHZ. | 2023-04-20T18:49:05.86 | 0.1 | undecidable | manual | S | 13 | 15.1737 | 113 | 0.34 | 93 |
IV.SSFR.HHZ. | 2023-04-20T18:49:04.66 | 1.0 | positive | manual | P | 81 | 23.6541 | 105 | -0.05 | 24 |
IV.ATVO.HHZ. | 2023-04-20T18:49:03.00 | 0.1 | undecidable | manual | S | 252 | 7.2927 | 131 | -0.16 | 98 |
IV.PIEI.HHZ. | 2023-04-20T18:49:03.30 | 1.0 | undecidable | manual | P | 13 | 15.1737 | 113 | 0.19 | 24 |
IV.ATPI.EHZ. | 2023-04-20T18:49:03.72 | 0.1 | undecidable | manual | S | 306 | 9.0798 | 125 | 0.07 | 99 |
IV.MURB.HHZ. | 2023-04-20T18:49:03.17 | 0.6 | negative | manual | P | 171 | 15.6732 | 112 | -0.02 | 50 |
IV.ATPI.EHZ. | 2023-04-20T18:49:02.04 | 1.0 | undecidable | manual | P | 306 | 9.0798 | 125 | 0.02 | 25 |
IV.ATVO.HHZ. | 2023-04-20T18:49:01.69 | 0.1 | positive | manual | P | 252 | 7.2927 | 131 | -0.06 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.PIEI.HHE. | ML:0.3 | 0.0000181 | 0.12 | AML | other | m | 2023-04-20T18:49:06.23 |
IV.PIEI.HHN. | ML:0.2 | 0.0000167 | 1.1 | AML | other | m | 2023-04-20T18:49:06.21 |
IV.SSFR.HHE. | ML:0.5 | 0.0000204 | 0.94 | AML | other | m | 2023-04-20T18:49:09.56 |
IV.SSFR.HHN. | ML:0.4 | 0.0000165 | 0.44 | AML | other | m | 2023-04-20T18:49:10.57 |