Air quality
Air quality in Masaya today
Updated
Good (US AQI 38) Air quality is satisfactory and poses little or no risk; a good time for outdoor activity. Model estimate for Sun, Oct 25, 5:59 pm (23:59 UTC).
Live AQI, PM2.5, PM10 and ozone for Masaya, Masaya Department, Nicaragua, with a 48-hour forecast and the best time to be outside.
- US AQI now
- 38 Good
- PM2.5
- 8.5 µg/m³ 0.6× WHO 24-h guideline
- PM10
- 10 µg/m³
- Ozone
- 60 µg/m³
Air quality in Masaya right now
Right now the modelled US Air Quality Index for Masaya, Masaya Department, Nicaragua is 38, which falls in the "Good" band (up to 50). Air quality is satisfactory and poses little or no risk; a good time for outdoor activity.
PM2.5 is 8.5 µg/m³, within the WHO 24-hour guideline of 15 µg/m³; PM10 is 10 µg/m³ against a guideline of 45; ozone is 60 µg/m³ (below the WHO 8-hour level of 100); nitrogen dioxide is 4.1 µg/m³ (below the 24-hour guideline of 25).
NASA FIRMS shows 51 fire hotspots within 300 km in the last day (nearest about 8 km), but particle levels are not elevated enough to point to smoke right now.
Masaya vs the rest of Nicaragua
Across 3 Nicaragua cities we track, the average US AQI right now is 40 (Good). Masaya at 38 is about average.
It ranks 1 of 3 from cleanest to most polluted; the cleanest is Masaya (38) and the most polluted Managua (45).
For context, the median across 3,909 cities worldwide is 57.
Air quality in cities near Masaya
| City | Distance | US AQI | Category | PM2.5 µg/m³ |
|---|---|---|---|---|
| Granada, Granada Department | 16 km | 38 | Good | 8.5 |
| Managua | 24 km | 45 | Good | 10.2 |
| San José, Alajuela Province | 154 km | 31 | Good | 5.8 |
| Liberia | 165 km | 33 | Good | 5.1 |
| Tegucigalpa | 264 km | 38 | Good | 4.1 |
| San Pablo, Heredia Province | 310 km | 38 | Good | 4.9 |
| San Juan, San José | 314 km | 38 | Good | 4.9 |
| San José, San José | 316 km | 38 | Good | 4.9 |
Model vs measured
We found no measured PM2.5 sensor cell within 25 km of Masaya, so the numbers on this page are model estimates. Models capture regional pollution well but can miss very local sources such as a busy road or a nearby fire.
Advice for sensitive groups
With the AQI at 38, there is no need for sensitive groups to change plans. People with asthma should still carry their reliever inhaler as usual.
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. |
Values on this page are modelled by CAMS (Copernicus) and served by Open-Meteo; they are estimates for the area around the city centre, not readings from an official monitor.
Nearby cities
More for Masaya
Air quality elsewhere
Data: Open-Meteo Air Quality API, Copernicus Atmosphere Monitoring Service (CAMS), NASA FIRMS.