GPS interference on 21 August 2023

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As of , from flights on 21 August 2023: 430 of 12,297 map hexagons with enough traffic to measure (3%) 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 711.

Source: GPSInterference.com, https://gpsinterference.com/day/2023-08-21. Free to reuse with this credit and a link.

By region

High-interference hexagons by region, 21 August 2023. Source: GPSInterference.com.
RegionHigh-interference hexagonsShare of the region's hexagons
Black Sea12156.2%
Americas701.3%
Eastern Europe5310.0%
Eastern Mediterranean4923.7%
South and Southeast Asia4514.2%
Baltic Sea382.7%
Oceania224.3%
East Asian Seas83.6%
Africa63.9%
Western Europe50.3%
Middle East131.9%
Worldwide4303.5%

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 August 2023, https://gpsinterference.com/day/2023-08-21

This day's data: https://api.gpsinterference.com/v1/interference/2023-08-21. How to read it.