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Air quality near Colfax Highway, Grass Valley
Air quality index (AQI) and PM2.5 air pollution near Colfax Highway, Grass Valley
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Air Quality Map
Real-time Colfax Highway air pollution map
AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesPollen
What is the pollen count in Colfax Highway today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather near Colfax Highway, Grass Valley?
| Weather | Clear sky |
| Temperature | 68°F |
| Humidity | 37% |
| Wind | 10.4 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | San Antonio, Texas | 82 |
| 2 | Frederick, Maryland | 73 |
| 3 | Arroyo Grande, California | 72 |
| 4 | San Bernardino, California | 71 |
| 5 | Yucaipa, California | 71 |
| 6 | San Fernando, California | 70 |
| 7 | Redlands, California | 69 |
| 8 | Nipomo, California | 67 |
| 9 | La Crescenta-Montrose, California | 66 |
| 10 | Glendale, California | 65 |
(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 | Bear River High School | 23 |
| 2 | Grass Valley Station | 22 |
| 3 | Iron Mountain Drive | 21 |
| 4 | Pingree Road | 20 |
| 5 | Colfax Highway | 19 |
| 6 | Alta Sierra Ranches | 18 |
| 7 | Ophir ST | 18 |
| 8 | Agony Hill Road | 17 |
| 9 | Alta Vista Drive | 17 |
| 10 | Christopher Robin Way | 17 |
(local time)
SEE WORLD AQI RANKING
US AQI
19
live AQI index
Good
Overview
What is the current air quality near Colfax Highway, Grass Valley?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 19 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 4.5µg/m³ | |
Health Recommendations
What is the current air quality near Colfax Highway, Grass Valley?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Colfax Highway, Grass Valley air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Monday, Apr 29 | Good 17 AQI US | |||
| Tuesday, Apr 30 | Good 19 AQI US | |||
| Wednesday, May 1 | Good 17 AQI US | |||
| Today | Good 19 AQI US | | 68° 44.6° |  11.2 mp/h |
| Friday, May 3 | Good 29 AQI US |  | 68° 46.4° | 6.7 mp/h |
| Saturday, May 4 | Good 12 AQI US |  100% | 48.2° 33.8° | 11.2 mp/h |
| Sunday, May 5 | Good 5 AQI US |  70% | 48.2° 33.8° | 4.5 mp/h |
| Monday, May 6 | Good 9 AQI US |  | 57.2° 33.8° | 6.7 mp/h |
| Tuesday, May 7 | Good 13 AQI US | | 64.4° 37.4° | 6.7 mp/h |
| Wednesday, May 8 | Good 14 AQI US | | 68° 42.8° | 8.9 mp/h |
| Thursday, May 9 | Good 16 AQI US | | 71.6° 48.2° | 8.9 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
Colfax Highway air quality data attribution
Contributor
Anonymous Contributor
Data source
Data validated and calibrated by IQAirWhere is the cleanest air quality in Grass Valley?
- Castle Court 13
- Iron Horse Farmstead 13
- Lee Lane 13
- Deer Ridge Drive 15
- Meadow Drive 15
- Anchor Lane 16
- Highland Drive 16
- Khalid Court 16
- Agony Hill Road 17
- Alta Vista Drive 17
- Christopher Robin Way 17
- Hanging Wall Drive 17
- NSAQMD - Litton Drive 17
- Alta Sierra Ranches 18
- Ophir ST 18
- Colfax Highway 19
- Pingree Road 20
- Iron Mountain Drive 21
- Grass Valley Station 22
- Bear River High School 23
AQI US, Metric