SmogRank / Countries / Senegal / April 2026

Most polluted cities in Senegal, April 2026

4 cities in Senegal ranked by their average PM2.5 over the 30 days. Worst: Ziguinchor at 17.4 µg/m³, #253 of 2,283 cities in the world. Cleanest: Thiès at 8.4. A city needs measurements on 70% of the days to be ranked.

  1. 1Ziguinchorlow-cost sensorsZiguinchor
    17.4
  2. 2Dakarlow-cost sensorsDakar
    16.7
  3. 3Saint-Louislow-cost sensorsSaint-Louis
    13.5
  4. 4Thièslow-cost sensorsThies
    8.4
Good0–9.0
Moderate9.1–35.4
Sensitive groups35.5–55.4
Unhealthy55.5–125.4
Very unhealthy125.5–225.4
Hazardous225.5+

All cities in the world, April 2026 · Senegal now