Daily report

Monday, 17 August 2026

On this day we detected 17 new GNSS interference incidents, 9% more than the 30-day average of 15.7. The most affected areas were Eastern Mediterranean (5), Baltic Sea (3) and Black Sea (3). The longest incident lasted 11 h near St Petersburg, and up to 20 aircraft were affected at once by a single incident.

17
new incidents
▲ 9% vs 30-day avg
19
incidents active during the day
2 days
total incident time
20
most aircraft affected by one incident
Jamming1263%Spoofing632%Denial15%Possible meaconing00%
Most affected areas
Eastern Mediterranean5
Baltic Sea3
Black Sea3
Northern Iraq3
Punjab border2
Gulf of Finland1

Times are UTC. An incident is counted on the day it starts. Members can download this data as CSV or GeoJSON. Learn more.