Air Quality Lab — Gao, Mali
Air Quality Profile·
Gao reports an annual PM2.5 of 32.3 µg/m³. That's above the EU annual limit of 25 µg/m³ — long-term exposure here carries documented health trade-offs.
Gao
Mali
MaliAnnual Average
PoorWHO annual classification
32.3µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
3030 µg/m³ — Poor
4949 µg/m³ — Unhealthy
4848 µg/m³ — Unhealthy
3636 µg/m³ — Unhealthy
4747 µg/m³ — Unhealthy
3535 µg/m³ — Unhealthy
2525 µg/m³ — Moderate
2222 µg/m³ — Moderate
2020 µg/m³ — Moderate
2626 µg/m³ — Poor
2222 µg/m³ — Moderate
2828 µg/m³ — Poor
Jan
Feb
Mar
Apr
May
Jun
3030 µg/m³ — Poor
4949 µg/m³ — Unhealthy
4848 µg/m³ — Unhealthy
3636 µg/m³ — Unhealthy
4747 µg/m³ — Unhealthy
3535 µg/m³ — Unhealthy
Jul
Aug
Sep
Oct
Nov
Dec
2525 µg/m³ — Moderate
2222 µg/m³ — Moderate
2020 µg/m³ — Moderate
2626 µg/m³ — Poor
2222 µg/m³ — Moderate
2828 µg/m³ — Poor
Best months: Aug–Sep, NovWorst months: Feb–Mar, May
Moderate15–25 µg/m³Poor25–35 µg/m³Unhealthy35–50 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
How air quality compares
Compared across Mali
Gao: 32.3 µg/m³. Typical range in Mali: 27.0–32.4 µg/m³. Low anchor: Kangaba, 23.4 µg/m³. High anchor: Bamako, 38.6 µg/m³.
47 cities tracked