Air Quality Lab — Gaya, Niger
Air Quality Profile·
Gaya reports an annual PM2.5 of 42.7 µg/m³. That's above the EU annual limit of 25 µg/m³ — long-term exposure here carries documented health trade-offs.
Gaya
Niger
NigerAnnual Average
UnhealthyWHO annual classification
42.7µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
5959 µg/m³ — Very Unhealthy
9494 µg/m³ — Hazardous
7070 µg/m³ — Very Unhealthy
3838 µg/m³ — Unhealthy
2828 µg/m³ — Poor
2525 µg/m³ — Poor
2121 µg/m³ — Moderate
1818 µg/m³ — Moderate
2626 µg/m³ — Poor
4242 µg/m³ — Unhealthy
4949 µg/m³ — Unhealthy
4444 µg/m³ — Unhealthy
Jan
Feb
Mar
Apr
May
Jun
5959 µg/m³ — Very Unhealthy
9494 µg/m³ — Hazardous
7070 µg/m³ — Very Unhealthy
3838 µg/m³ — Unhealthy
2828 µg/m³ — Poor
2525 µg/m³ — Poor
Jul
Aug
Sep
Oct
Nov
Dec
2121 µg/m³ — Moderate
1818 µg/m³ — Moderate
2626 µg/m³ — Poor
4242 µg/m³ — Unhealthy
4949 µg/m³ — Unhealthy
4444 µg/m³ — Unhealthy
Best months: Jun–AugWorst months: Jan–Mar
Moderate15–25 µg/m³Poor25–35 µg/m³Unhealthy35–50 µg/m³Very Unhealthy50–75 µg/m³Hazardous>75 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
How air quality compares
Compared across Niger
Gaya: 42.7 µg/m³. Typical range in Niger: 37.5–57.7 µg/m³. Low anchor: Agadez, 33.8 µg/m³. High anchor: Magaria, 67.3 µg/m³.
39 cities tracked