SmogRank / World / The Netherlands / North Holland / February 2023

Most polluted cities in North Holland, The Netherlands, February 2023

4 cities in North Holland, The Netherlands ranked by their average PM2.5 over the 28 days. Worst: Velsen-Zuid at 14.7 µg/m³, #368 of 1,088 cities in the world. Cleanest: Medemblik at 11.8. A city needs measurements on 70% of the days to be ranked.

OpenAQ's archive, where our readings come from, has almost none for 25 of these 28 days. Cities in the United States and Europe have them from the EPA's and the European Environment Agency's own records of the same monitors; many cities elsewhere are missing from this board, not clean. Why.

← Velsen-Zuid 14.7 µg/m³ 20 µg/m³0
Every city in North Holland, The Netherlands ranked for February 2023, one column each, worst on the left and cleanest on the right; height is PM2.5 in µg/m³. Point at it to read a city; tap to open it.
  1. 1Velsen-Zuid
    61
  2. 2Badhoevedorp
    61
  3. 3Amsterdam
    59
  4. 4Medemblik
    56
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

All cities in the world, February 2023 · All cities in The Netherlands, February 2023 · North Holland now

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SmogRank, most polluted cities in North Holland, The Netherlands, PM2.5, February 2023, smogrank.com/nl/region/north-holland/history/2023-02 (accessed 7 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.