SmogRank / World / Africa / Republic of the Congo

Air quality in Republic of the Congo

No monitor here publishes data we're allowed to use, so Republic of the Congo has no measured ranking yet. Model estimates below.

Estimated: cities without a monitor

Republic of the Congo cities we can't measure, with model estimates for the last 7 days. Listed by population, not ranked: estimates aren't precise enough to rank. Model estimates from the Copernicus Atmosphere Monitoring Service (CAMS), adjusted to measured cities nearby where there are any. Adjusted, a single day lands within ×1.5 of what a monitor would read about two times in three; unadjusted, it can be off by half or double. Treat them as a guide, not a measurement.

City7-day estimateBand
Brazzaville≈ 40 µg/m³Unhealthy for sensitive groups
Pointe-Noire≈ 22 µg/m³Moderate
Dolisie≈ 14 µg/m³Moderate
Nkayi≈ 21 µg/m³Moderate
Kayes≈ 18 µg/m³Moderate
Impfondo≈ 9 µg/m³Good
Ouesso≈ 7 µg/m³Good
Owando≈ 8 µg/m³Good
Sibiti≈ 16 µg/m³Moderate
Loutété≈ 22 µg/m³Moderate
Bouansa≈ 21 µg/m³Moderate
Gamboma≈ 17 µg/m³Moderate
Loandjili≈ 22 µg/m³Moderate
Mossaka≈ 11 µg/m³Moderate
Mindouli≈ 8 µg/m³Good
Oyo≈ 11 µg/m³Moderate
Makoua≈ 7 µg/m³Good
Loudima≈ 21 µg/m³Moderate
Mossendjo≈ 15 µg/m³Moderate
Mouyondzi≈ 28 µg/m³Moderate
Bétou≈ 8 µg/m³Good
Djambala≈ 16 µg/m³Moderate
Pokola≈ 8 µg/m³Good

Estimates contain modified Copernicus Atmosphere Monitoring Service information 2026.