SmogRank / Countries / South Africa / April 2026
Most polluted cities in South Africa, April 2026
3 cities in South Africa ranked by their average PM2.5 over the 30 days. Worst: Tongaat at 12.2 µg/m³, #387 of 2,283 cities in the world. Cleanest: Richards Bay at 7.7. A city needs measurements on 70% of the days to be ranked.
- 1Tongaatlow-cost sensorsKwaZulu-Natal 12.2
- 2Shakaskraallow-cost sensorsKwaZulu-Natal 10.6
- 3Richards Baylow-cost sensorsKwaZulu-Natal 7.7
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 · South Africa now
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SmogRank, most polluted cities in South Africa, PM2.5, April 2026, smogrank.com/za/history/2026-04 (accessed 2 Oct 2026).
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