Air Quality Index (AQI) in Ecuador 🇪🇨
Live Air Quality Index (AQI) and PM2.5 Levels in Ecuador
Currently, the Air Quality Index (AQI) in Quito, the capital of Ecuador, is measured at a score of 19. According to the US EPA health standard, this air quality rating is categorized as Good. The current atmosphere in Quito is influenced by a PM2.5 (fine particulate matter) concentration of 3.5 µg/m³ and PM10 levels recorded at 3.7 µg/m³. Monitoring of gaseous pollutants shows Nitrogen Dioxide (NO2) at 1.4 µg/m³.
Beyond the primary urban hubs, atmospheric conditions and smog levels fluctuate across Ecuador based on industrial output, traffic density, and local weather patterns. Real-time pollution data and respiratory health alerts are also being actively monitored in cities like Guayaquil, Cuenca, Santo Domingo de los Colorados, Ambato and Portoviejo. Tracking these air quality metrics is essential for residents nationwide to manage outdoor exposure and maintain respiratory safety during periods of increased particulate concentration.
Ecuador Air Quality: Major Cities Index
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Pollution Monitor & AQI Forecast: Ecuador Regions
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* Air Quality Index (AQI) data for Ecuador is calculated using the US EPA standard. Information is processed from multiple monitoring stations detecting PM2.5, PM10, and gaseous pollutants to ensure accuracy for respiratory health planning.
Browse Air Quality in Ecuador by cities in alphabetical order:
Frequently Asked Questions about Air Quality in Ecuador
What is the air quality in Ecuador right now?
The current AQI in Quito (capital of Ecuador) is 19 — categorised as Good. Conditions vary across the country — see AQI for all cities for a complete picture.
Which city in Ecuador has the worst air quality right now?
Right now, Milagro has the highest AQI reading in Ecuador at 59 (Moderate).
Which city in Ecuador has the best air quality right now?
Latacunga currently has the lowest AQI in Ecuador at 9 (Good).
What is the PM2.5 level in Quito today?
Is the air in Ecuador safe to breathe today?
Most cities in Ecuador currently report acceptable air-quality levels, though local conditions vary.
What are the cleanest cities in Ecuador right now?
Top 5 cities in Ecuador with the best (lowest) AQI right now:
- Latacunga: AQI 9 — Good
- Ambato: AQI 12 — Good
- Tulcán: AQI 17 — Good
- Quito: AQI 19 — Good
- Cuenca: AQI 23 — Good
What are the most polluted cities in Ecuador right now?
Top 5 cities in Ecuador with the worst (highest) AQI right now:
- Milagro: AQI 59 — Moderate
- Babahoyo: AQI 59 — Moderate
- Ventanas: AQI 59 — Moderate
- Machala: AQI 56 — Moderate
- La Libertad: AQI 56 — Moderate
Air Quality Scales & Resources
Wondering what these AQI numbers mean for your health? Our worldwide air quality guide explains every level of the AQI, PM2.5, PM10, ozone, NO2, CO and SO2 scales, with practical health advice for each range.
→ Understanding Air Quality Levels: read the full guide