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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 | High | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Waterloo?
| Weather | Broken clouds |
| Temperature | 68°F |
| Humidity | 75% |
| Wind | 17.3 mp/h |
| Pressure | 30.1 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | San Antonio, Texas | 65 |
| 2 | Corpus Christi, Texas | 59 |
| 3 | Urbana, Illinois | 59 |
| 4 | Champaign, Illinois | 58 |
| 5 | Beaver, Pennsylvania | 56 |
| 6 | Charleston, West Virginia | 56 |
| 7 | Braddock, Pennsylvania | 55 |
| 8 | The Woodlands, Texas | 55 |
| 9 | Columbia, South Carolina | 53 |
| 10 | Marietta, Ohio | 53 |
(local time)
SEE WORLD AQI RANKING
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US AQI
48*
live AQI index
Good
Overview
What is the current air quality in Waterloo?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 48* US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 11.6*µg/m³ | |
!
PM2.5
x2.3
PM2.5 concentration in Waterloo is currently 2.3 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Waterloo?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Waterloo air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Today | Good 48 AQI US |  40% | 75.2° 62.6° |  15.7 mp/h |
| Monday, Apr 29 | Good 50 AQI US | 100% | 69.8° 59° | 15.7 mp/h |
| Tuesday, Apr 30 | Good 37 AQI US | 90% | 73.4° 57.2° | 6.7 mp/h |
| Wednesday, May 1 | Good 38 AQI US | 50% | 77° 57.2° | 8.9 mp/h |
| Thursday, May 2 | Moderate 61 AQI US  | 60% | 80.6° 62.6° | 11.2 mp/h |
| Friday, May 3 | Moderate 70 AQI US | 100% | 69.8° 62.6° | 15.7 mp/h |
| Saturday, May 4 | Good 23 AQI US | 100% | 69.8° 51.8° | 20.1 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