GPS interference on 21 July 2025

Home · Days · 21 July 2025

As of , from flights on 21 July 2025: 1,166 of 20,154 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 1,520.

Source: GPSInterference.com, https://gpsinterference.com/day/2025-07-21. Free to reuse with this credit and a link.

By region

High-interference hexagons by region, 21 July 2025. Source: GPSInterference.com.
RegionHigh-interference hexagonsShare of the region's hexagons
Baltic Sea38028.4%
Eastern Europe20137.3%
Americas1711.9%
South and Southeast Asia1369.6%
Black Sea12041.0%
East Asian Seas476.7%
Middle East3412.9%
Oceania293.9%
Eastern Mediterranean82.1%
Africa41.8%
Worldwide1,1665.8%

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 16.5%16 Aug 202311% 0%5%10%15%20%Jan 2024DecNovOct 16.5%16 Aug 202311%

Cite this day

GPSInterference.com, daily summary for 21 July 2025, https://gpsinterference.com/day/2025-07-21

This day's data: https://api.gpsinterference.com/v1/interference/2025-07-21. How to read it.