Air Quality Lab — Nouakchott, Mauritania
Air Quality Profile·
Nouakchott reports an annual PM2.5 of 38.1 µg/m³. That's above the EU annual limit of 25 µg/m³ — long-term exposure here carries documented health trade-offs.
Nouakchott
Mauritania
MauritaniaAnnual Average
UnhealthyWHO annual classification
38.1µg/m³
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
PM2.5
4444 µg/m³ — Unhealthy
6161 µg/m³ — Very Unhealthy
3535 µg/m³ — Unhealthy
2727 µg/m³ — Poor
3838 µg/m³ — Unhealthy
3939 µg/m³ — Unhealthy
4444 µg/m³ — Unhealthy
3131 µg/m³ — Poor
3131 µg/m³ — Poor
3737 µg/m³ — Unhealthy
3838 µg/m³ — Unhealthy
3131 µg/m³ — Poor
Jan
Feb
Mar
Apr
May
Jun
4444 µg/m³ — Unhealthy
6161 µg/m³ — Very Unhealthy
3535 µg/m³ — Unhealthy
2727 µg/m³ — Poor
3838 µg/m³ — Unhealthy
3939 µg/m³ — Unhealthy
Jul
Aug
Sep
Oct
Nov
Dec
4444 µg/m³ — Unhealthy
3131 µg/m³ — Poor
3131 µg/m³ — Poor
3737 µg/m³ — Unhealthy
3838 µg/m³ — Unhealthy
3131 µg/m³ — Poor
Best months: Apr, Sep, DecWorst months: Jan–Feb, Jul
Poor25–35 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 Mauritania
Nouakchott: 38.1 µg/m³. Typical range in Mauritania: 31.9–36.8 µg/m³. Low anchor: Néma, 27.0 µg/m³. High anchor: Magṭa‘ Laḥjar, 38.5 µg/m³.
20 cities tracked