Monitoring stations ranked by reading
Filter the network by sensor type, partner, location, and pollutant — rankings compare stations on PM2.5 by default using the US EPA index.
Republic of Ghana · Environmental Protection Authority
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Filter the network by sensor type, partner, location, and pollutant — rankings compare stations on PM2.5 by default using the US EPA index.
Filter the network by sensor type, partner, location, and pollutant — rankings compare stations on PM2.5 by default using the US EPA index.
Filter stations
No stations match the current filters — widen the selection to see rankings.
Leaderboard
Ranked on each station's latest PM2.5 reading using the US EPA AQI.
Cleanest
Lowest current readings across the filtered network.
No stations with a current reading match these filters.
Highest readings
Highest current readings — greatest health concern first.
No stations with a current reading match these filters.