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Air quality in Waterloo
Air quality index (AQI) and PM2.5 air pollution in Waterloo
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Waterloo Air Quality Map
Real-time Waterloo air pollution map
AIR QUALITY DATA SOURCE
* AQI modeled using satellite data Learn more
Pollen
What is the pollen count in Waterloo today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Waterloo?
| Weather | Rain |
| Temperature | 68°F |
| Humidity | 63% |
| Wind | 11.8 mp/h |
| Pressure | 29.6 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Corpus Christi, Texas | 155 |
| 2 | The Woodlands, Texas | 141 |
| 3 | New Braunfels, Texas | 125 |
| 4 | Georgetown, Texas | 124 |
| 5 | Austin, Texas | 119 |
| 6 | San Antonio, Texas | 115 |
| 7 | Boerne, Texas | 112 |
| 8 | Round Rock, Texas | 111 |
| 9 | Houston, Texas | 110 |
| 10 | Galena Park, Texas | 102 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
US AQI
54*
live AQI index
Moderate
Overview
What is the current air quality in Waterloo?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 54* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 10.5*µg/m³ | |
!
PM2.5
x2.1
PM2.5 concentration in Waterloo is currently 2.1 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Waterloo?
 | Sensitive groups should reduce outdoor exercise |
 | Close your windows to avoid dirty outdoor air GET A MONITOR |
 | Sensitive groups should wear a mask outdoors GET A MASK |
 | Sensitive groups should run an air purifier GET AN AIR PURIFIER |
Forecast
Waterloo air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Moderate 54 AQI US | 90% | 73.4° 57.2° |  13.4 mp/h |
| Thursday, May 9 | Good 26 AQI US  |  | 71.6° 55.4° | 15.7 mp/h |
| Friday, May 10 | Good 16 AQI US |  | 64.4° 48.2° | 13.4 mp/h |
| Saturday, May 11 | Good 21 AQI US | | 71.6° 50° | 8.9 mp/h |
| Sunday, May 12 | Good 22 AQI US |  | 77° 53.6° | 8.9 mp/h |
| Monday, May 13 | Good 40 AQI US | 30% | 68° 59° | 11.2 mp/h |
| Tuesday, May 14 | Moderate 51 AQI US | 100% | 60.8° 59° | 6.7 mp/h |
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News
The latest air quality news and resources.
Where is the cleanest air quality in Waterloo?
No locations are available.
AQI US, Metric