SmogRank / World / The Netherlands / Gelderland / May 2026

Most polluted cities in Gelderland, The Netherlands, May 2026

1 city in Gelderland, The Netherlands ranked by their average PM2.5 over the 31 days. The only one: Nijmegen at 5.5 µg/m³, #2,129 of 2,852 cities in the world. A city needs measurements on 70% of the days to be ranked.

  1. 1Nijmegen
    31
Good0–50
Moderate51–100
Sensitive groups101–150
Unhealthy151–200
Very unhealthy201–300
Hazardous301+

The US EPA's Air Quality Index for PM2.5 (2024 breakpoints). Show values as: µg/m³ · US AQI · India AQI · China AQI · European AQI · UK DAQI · Canada AQHI+. About the scales

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SmogRank, most polluted cities in Gelderland, The Netherlands, PM2.5, May 2026, smogrank.com/nl/region/gelderland/history/2026-05 (accessed 6 Oct 2026).

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You're welcome to reuse a single chart, image or figure with this citation and a link. Terms. Raw monitor readings in bulk are published by OpenAQ, under each provider's licence.