Daily report
Friday, 21 August 2026
On this day we detected 17 new GNSS interference incidents, 8% more than the 30-day average of 15.8. The most affected areas were Eastern Mediterranean (6), Black Sea (5) and Punjab border (5). The longest incident lasted 27 h near St Petersburg, and up to 12 aircraft were affected at once by a single incident.
17
new incidents
▲ 8% vs 30-day avg
21
incidents active during the day
3 days
total incident time
12
most aircraft affected by one incident
Jamming1152%Spoofing629%Denial00%Possible meaconing419%
Most affected areas
6
5
5
2
1
1
Times are UTC. An incident is counted on the day it starts. Members can download this data as CSV or GeoJSON. Learn more.