Air Quality Lab — Franceville, Gabon
Air Quality Profile·
Franceville reports an annual PM2.5 of 33.1 µg/m³. That's above the EU annual limit of 25 µg/m³ — long-term exposure here carries documented health trade-offs.
Franceville
Gabon
GabonAnnual Average
PoorWHO annual classification
33.1µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
3434 µg/m³ — Poor
3838 µg/m³ — Unhealthy
2727 µg/m³ — Poor
2020 µg/m³ — Moderate
3434 µg/m³ — Poor
5555 µg/m³ — Very Unhealthy
5656 µg/m³ — Very Unhealthy
4545 µg/m³ — Unhealthy
2525 µg/m³ — Poor
1919 µg/m³ — Moderate
1717 µg/m³ — Moderate
2727 µg/m³ — Poor
Jan
Feb
Mar
Apr
May
Jun
3434 µg/m³ — Poor
3838 µg/m³ — Unhealthy
2727 µg/m³ — Poor
2020 µg/m³ — Moderate
3434 µg/m³ — Poor
5555 µg/m³ — Very Unhealthy
Jul
Aug
Sep
Oct
Nov
Dec
5656 µg/m³ — Very Unhealthy
4545 µg/m³ — Unhealthy
2525 µg/m³ — Poor
1919 µg/m³ — Moderate
1717 µg/m³ — Moderate
2727 µg/m³ — Poor
Best months: Apr, Oct–NovWorst months: Jun–Aug
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 Gabon
Franceville: 33.1 µg/m³. Typical range in Gabon: 19.4–28.1 µg/m³. Low anchor: Port-Gentil, 16.0 µg/m³.
13 cities tracked