Air Quality Lab — Richard-Toll, Senegal
Air Quality Profile·
Richard-Toll reports an annual PM2.5 of 35.2 µg/m³. That's above the EU annual limit of 25 µg/m³ — long-term exposure here carries documented health trade-offs.
Richard-Toll
Senegal
SenegalAnnual Average
UnhealthyWHO annual classification
35.2µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
3636 µg/m³ — Unhealthy
5050 µg/m³ — Unhealthy
3333 µg/m³ — Poor
3434 µg/m³ — Poor
4747 µg/m³ — Unhealthy
5656 µg/m³ — Very Unhealthy
4040 µg/m³ — Unhealthy
2525 µg/m³ — Moderate
2525 µg/m³ — Moderate
2929 µg/m³ — Poor
2626 µg/m³ — Poor
2323 µg/m³ — Moderate
Jan
Feb
Mar
Apr
May
Jun
3636 µg/m³ — Unhealthy
5050 µg/m³ — Unhealthy
3333 µg/m³ — Poor
3434 µg/m³ — Poor
4747 µg/m³ — Unhealthy
5656 µg/m³ — Very Unhealthy
Jul
Aug
Sep
Oct
Nov
Dec
4040 µg/m³ — Unhealthy
2525 µg/m³ — Moderate
2525 µg/m³ — Moderate
2929 µg/m³ — Poor
2626 µg/m³ — Poor
2323 µg/m³ — Moderate
Best months: Aug–Sep, DecWorst months: Feb, May–Jun
Moderate15–25 µg/m³Poor25–35 µg/m³Unhealthy35–50 µg/m³Very Unhealthy50–75 µg/m³
Based on WUSTL PM2.5 dataset (2020–2024) · WHO 2021 thresholds
Confidence: ●●●
How air quality compares
Compared across Senegal
Richard-Toll: 35.2 µg/m³. Typical range in Senegal: 29.9–34.4 µg/m³. Low anchor: Kayar, 27.3 µg/m³. High anchor: Saint-Louis, 40.3 µg/m³.
44 cities tracked