Get a monitor and contributor to air quality data in your city.
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality near Castle Court, Grass Valley
Air quality index (AQI) and PM2.5 air pollution near Castle Court, Grass Valley
23 people follow this station
Air Quality Map
Real-time Castle Court air pollution map
AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesPollen
What is the pollen count in Castle Court today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather near Castle Court, Grass Valley?
| Weather | Clear sky |
| Temperature | 53.6°F |
| Humidity | 43% |
| Wind | 1 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Mecca, California | 65 |
| 2 | Carlsbad, New Mexico | 60 |
| 3 | Coopersburg, Pennsylvania | 60 |
| 4 | Orcutt, California | 60 |
| 5 | Quakertown, Pennsylvania | 59 |
| 6 | Edmond, Oklahoma | 58 |
| 7 | Oklahoma City, Oklahoma | 57 |
| 8 | Tulsa, Oklahoma | 56 |
| 9 | Baton Rouge, Louisiana | 55 |
| 10 | Lewisville, Texas | 54 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live aqi station ranking
Real-time Grass Valley air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Christopher Robin Way | 54 |
| 2 | Bear River High School | 31 |
| 3 | Grass Valley Station | 31 |
| 4 | Anchor Lane | 27 |
| 5 | Iron Mountain Drive | 26 |
| 6 | Ophir ST | 24 |
| 7 | Alta Vista Drive | 20 |
| 8 | Hanging Wall Drive | 20 |
| 9 | Lee Lane | 20 |
| 10 | NSAQMD - Litton Drive | 20 |
(local time)
SEE WORLD AQI RANKING
US AQI
17
live AQI index
Good
Overview
What is the current air quality near Castle Court, Grass Valley?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 17 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 4.2µg/m³ | |
Health Recommendations
What is the current air quality near Castle Court, Grass Valley?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Castle Court, Grass Valley air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Saturday, Apr 27 | Good 8 AQI US | |||
| Sunday, Apr 28 | Good 9 AQI US | |||
| Monday, Apr 29 | Good 14 AQI US | |||
| Today | Good 17 AQI US |  | 69.8° 41° |  8.9 mp/h |
| Wednesday, May 1 | Good 13 AQI US | | 71.6° 46.4° | 8.9 mp/h |
| Thursday, May 2 | Good 17 AQI US |  | 71.6° 48.2° | 6.7 mp/h |
| Friday, May 3 | Good 10 AQI US |  100% | 55.4° 41° | 8.9 mp/h |
| Saturday, May 4 | Good 5 AQI US | 90% | 51.8° 39.2° | 4.5 mp/h |
| Sunday, May 5 | Good 8 AQI US | 40% | 55.4° 42.8° | 4.5 mp/h |
| Monday, May 6 | Good 11 AQI US | | 64.4° 41° | 8.9 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
Castle Court air quality data attribution
Contributor
Anonymous Contributor
Data source
Data validated and calibrated by IQAirWhere is the cleanest air quality in Grass Valley?
No locations are available.
AQI US, Metric