Air quality by country
Air quality in Algeria today
Updated
Good: average US AQI 40 across 12 cities Worst now: Oran (51); cleanest: Héliopolis (34).
Live US AQI, PM2.5 and ozone for cities across Algeria, ranked from most polluted to cleanest.
- Average US AQI
- 40 Good
- Most polluted now
- Oran AQI 51
- Cleanest now
- Héliopolis AQI 34
- Cities above 100
- 0 unhealthy for sensitive groups or worse
Air quality in Algeria today
Right now the modelled air quality in Algeria averages a US AQI of 40 (Good) across the 12 cities we track. By category: 11 Good, 1 Moderate (of 12).
That is 25 points better than the worldwide average of 65 across 3,909 cities.
Oran has the worst air at 51 with PM2.5 at 8.9 µg/m³, while Héliopolis is cleanest at 34. No tracked city is above 100, the level where sensitive groups are advised to cut back outdoors.
Algeria cities by AQI (most polluted first)
| City | Region | US AQI | Category | PM2.5 µg/m³ | Ozone µg/m³ |
|---|---|---|---|---|---|
| Oran | Oran | 51 | Moderate | 8.9 | 49 |
| Algiers | Algiers | 44 | Good | 11.7 | 44 |
| Baraki | Algiers | 44 | Good | 11.7 | 44 |
| Bab Ezzouar | Algiers | 43 | Good | 12.7 | 39 |
| Bordj el Kiffan | Algiers | 43 | Good | 12.7 | 39 |
| Rouiba | Algiers | 43 | Good | 12.7 | 39 |
| Annaba | Annaba | 41 | Good | 4.1 | 81 |
| Blida | Blida | 38 | Good | 5.4 | 64 |
| Batna | Batna | 35 | Good | 5.3 | 56 |
| Constantine | Constantine | 34 | Good | 7.6 | 53 |
| Guelma | Guelma | 34 | Good | 6 | 55 |
| Héliopolis | Guelma | 34 | Good | 6 | 55 |
What the US AQI numbers mean
| US AQI | Category | What it means |
|---|---|---|
| 0-50 | Good | Air quality is satisfactory and poses little or no risk; a good time for outdoor activity. |
| 51-100 | Moderate | Acceptable for most people. Unusually sensitive people should consider shortening long or heavy exertion outdoors. |
| 101-150 | Unhealthy for Sensitive Groups | People with heart or lung disease, older adults, children and teens should cut back on prolonged or heavy exertion outdoors. |
| 151-200 | Unhealthy | Everyone should reduce prolonged or heavy exertion outdoors; sensitive groups should avoid it and keep windows closed. |
| 201-300 | Very Unhealthy | Health alert: everyone should avoid prolonged or heavy exertion outdoors, and sensitive groups should stay indoors. |
| 301-500 | Hazardous | Emergency conditions: everyone should avoid all outdoor physical activity and stay indoors with filtered air if possible. The scale tops out at 500; heavier dust or smoke is shown as 500. |
Modelled by CAMS (Copernicus) via Open-Meteo, refreshed twice a day; read hour by hour from the forecast.
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Data: Open-Meteo Air Quality API, Copernicus Atmosphere Monitoring Service (CAMS).