Air quality
Air quality in Tlalpan today
Updated
Moderate (US AQI 64) Acceptable for most people. Unusually sensitive people should consider shortening long or heavy exertion outdoors. Model estimate for Sun, Oct 25, 1:34 pm (19:34 UTC).
Live AQI, PM2.5, PM10 and ozone for Tlalpan, Mexico City, Mexico, with a 48-hour forecast and the best time to be outside.
- US AQI now
- 64 Moderate
- PM2.5
- 4.9 µg/m³ 0.3× WHO 24-h guideline
- PM10
- 5.1 µg/m³
- Ozone
- 78 µg/m³
Air quality in Tlalpan right now
Right now the modelled US Air Quality Index for Tlalpan, Mexico City, Mexico is 64, which falls in the "Moderate" band (up to 100). Acceptable for most people. Unusually sensitive people should consider shortening long or heavy exertion outdoors.
PM2.5 is 4.9 µg/m³, within the WHO 24-hour guideline of 15 µg/m³; PM10 is 5.1 µg/m³ against a guideline of 45; ozone is 78 µg/m³ (below the WHO 8-hour level of 100); nitrogen dioxide is 13 µg/m³ (below the 24-hour guideline of 25).
NASA FIRMS shows 17 fire hotspots within 300 km in the last day (nearest about 39 km), but particle levels are not elevated enough to point to smoke right now.
Tlalpan vs the rest of Mexico
Across 100 Mexico cities we track, the average US AQI right now is 45 (Good). Tlalpan at 64 is 19 points worse than average.
It ranks 89 of 100 from cleanest to most polluted; the cleanest is Hermosillo (19) and the most polluted Jiutepec (87).
For context, the median across 3,909 cities worldwide is 56.
Air quality in cities near Tlalpan
| City | Distance | US AQI | Category | PM2.5 µg/m³ |
|---|---|---|---|---|
| Coyoacán | 6 km | 64 | Moderate | 4.9 |
| Magdalena Contreras | 7 km | 64 | Moderate | 4.9 |
| Xochimilco | 8 km | 64 | Moderate | 4.9 |
| Benito Juarez | 11 km | 45 | Good | 4 |
| Iztapalapa | 12 km | 64 | Moderate | 4.9 |
| Iztacalco | 13 km | 45 | Good | 4 |
| Mexico City | 15 km | 45 | Good | 4 |
| Delegación Cuajimalpa de Morelos | 16 km | 64 | Moderate | 4.9 |
Model vs measured
The nearest measured PM2.5 reading is 2.7 µg/m³ from Sensor.Community (median of 3 sensors), centred about 20 km from the city centre. That is close to the model estimate of 4.9 µg/m³. Low-cost sensors can read high in humid air; reference monitors are more accurate but sparser.
Advice for sensitive groups
At 64, most people are fine outdoors. If you are unusually sensitive to air pollution, keep long or intense workouts to the cleaner hours shown above.
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 Tlalpan
Air quality elsewhere
Data: Open-Meteo Air Quality API, Copernicus Atmosphere Monitoring Service (CAMS), Sensor.Community, NASA FIRMS.