Population, 20m from trees, open on 3 of 4 sides: The rules for placing air quality monitors that give a city's AQI | HT Explainers

CPCB sets the number of stations by population, and gives criteria for fixing the spots too: 3–10m off the ground, and well back from walls and busy roads. |…

1 sources · 1 articles · updated 2026-11-06 09:16 UTC · general

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1. Population, 20m from trees, open on 3 of 4 sides: The rules for placing air quality monitors that give a city's AQI | HT Explainers

   Hindustan Times · 2026-11-06 09:16 UTC

   CPCB sets the number of stations by population, and gives criteria for fixing the spots too: 3–10m off the ground, and well back from walls and busy roads. | HT Explainers

   Summary on nerom.app