GPS interference on 30 September 2023

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As of , from flights on 30 September 2023: 405 of 12,082 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 697.

Source: GPSInterference.com, https://gpsinterference.com/day/2023-09-30. Free to reuse with this credit and a link.

By region

High-interference hexagons by region, 30 September 2023. Source: GPSInterference.com.
RegionHigh-interference hexagonsShare of the region's hexagons
Black Sea13062.3%
South and Southeast Asia5713.1%
Americas510.9%
Baltic Sea493.9%
Eastern Mediterranean4321.8%
Eastern Europe257.7%
Oceania214.3%
Africa118.0%
Western Europe40.3%
East Asian Seas31.8%
Middle East138.8%
Worldwide4053.4%

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 30 September 2023, https://gpsinterference.com/day/2023-09-30

This day's data: https://api.gpsinterference.com/v1/interference/2023-09-30. How to read it.