GPS interference on 21 May 2025

Home · Days · 21 May 2025

As of , from flights on 21 May 2025: 1,086 of 18,918 map hexagons with enough traffic to measure (6%) showed high interference, meaning more than one aircraft in ten there reported poor GPS accuracy. The count in the medium band, between 3 and 10%, was 1,246.

Source: GPSInterference.com, https://gpsinterference.com/day/2025-05-21. Free to reuse with this credit and a link.

By region

High-interference hexagons by region, 21 May 2025. Source: GPSInterference.com.
RegionHigh-interference hexagonsShare of the region's hexagons
Baltic Sea32324.2%
Eastern Europe16331.5%
Americas1511.8%
South and Southeast Asia1269.1%
Black Sea10431.5%
Oceania7911.4%
Eastern Mediterranean6719.3%
East Asian Seas355.6%
Middle East819.2%
Western Europe20.2%
Worldwide1,0865.7%

Each hexagon is counted once, in the first region listed that holds it; hexagons outside every listed region count in the total only. The region pages count every hexagon inside their own boundaries, which overlap, so they may show higher counts.

0%5%10%15%20%Jul 2023Jan 2024JulJan 2025JulJan 2026Jul 16.1%11 Aug 202311% 0%5%10%15%20%Jan 2024DecNovOct 16.1%11 Aug 202311%

Cite this day

GPSInterference.com, daily summary for 21 May 2025, https://gpsinterference.com/day/2025-05-21

This day's data: https://api.gpsinterference.com/v1/interference/2025-05-21. How to read it.