Air quality near PSI-329, Lake San Marcos
Air quality index (AQI⁺) and PM2.5 air pollution near PSI-329, Lake San Marcos • 33 Followers • 13:00, Apr 24 Local time
Data sources: AirGradient via OpenAQ (Licensed under CC-BY 4.0)
17
US AQI⁺Good
Main pollutant:
PM2.5
3.1 µg/m³
17°
16 km/h
73 %
Data sources: AirGradient via OpenAQ (Licensed under CC-BY 4.0)
Hourly forecast
PSI-329, Lake San Marcos air quality index (AQI⁺) forecast
Daily forecast
PSI-329, Lake San Marcos air quality index (AQI⁺) forecast
| Today | 19 | 19° 12° | 17 km/h | 77% | |
| Fri | 34 | 17° 14° | 17 km/h | 81% | |
| Sat | 30 | 16° 13° | 19 km/h | 73% |
Air pollutants
What is the current air quality near PSI-329?
PM2.5 concentration currently meets the WHO annual PM2.5 guideline.
Health recommendations
Enjoy outdoor activities |
Open your windows to bring clean, fresh air indoors Get a monitor |

Real-time PSI-329, Lake San Marcos air pollution map
Pollen
What is the pollen count in PSI-329 today?
Index
High
Tree Low | 25% |
Grass High | 75% |
Weed Low | 25% |
Source:
wetter.comProtect yourself from air pollution in PSI-329
Pollen
What is the pollen count in PSI-329 today?
Index
High
Tree Low | 25% |
Grass High | 75% |
Weed Low | 25% |
Source:
wetter.comHistoric air quality near PSI-329
History
Historic air quality graph for PSI-329
Measure your own air quality
Get a monitor and contribute air quality data in your city.
Most polluted locations near PSI-329, Lake San Marcos
Worldwide AQI⁺ rankingStation ranking












