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Daily report

Monday, 21 April 2025

On this day we detected 14 new GNSS interference incidents, 7% fewer than the 30-day average of 15.1. The most affected areas were Eastern Mediterranean (5), Black Sea (4) and Gulf of Finland (2). The longest incident lasted 25 h near Mandalay, and up to 13 aircraft were affected at once by a single incident.

14
new incidents
▼ 7% vs 30-day avg
19
incidents active during the day
3 days
total incident time
13
most aircraft affected by one incident
Jamming1158%Spoofing526%Denial211%Possible meaconing15%
Most affected areas
Eastern Mediterranean5
Black Sea4
Gulf of Finland2
Baltic Sea2
Cairo2
Central Myanmar2

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