Colfax-City Hall, Placer, California Air Quality.
38 | Good | |
Updated on Mar 10, 2025 1:00 AM | ||
Temp.: 6°C - Wind: 1m/s 0 -
Air Quality Forecast
5 ~ 16°C
5 ~ 15°C
5 ~ 13°C
1 ~ 5°C
-2 ~ 4°C
| Cur | Min | Max | ||
| PM2.5 | 38 |  | 5 | 59 |
| O3 | 23 |  | 5 | 37 |
| Cur | ||||
| Temp. | 6 |  | 0 | 17 |
| Pressure | 1014 |  | 1006 | 1025 |
| Humidity | 70 |  | 29 | 91 |
| Wind | 1 |  | 0 | 2 |
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Air Quality Data source
Air Quality Data provided by CARB - California Air Resources Board (arb.ca.gov) and Air Now - US EPA (airnow.gov)
Weather Information
Current conditions for Colfax-City Hall, Placer, California on measured on Monday 1:00:
6°C
Humidity: 70%Pressure:: 1014mb
Air Quality Forecast
16°C
5°C
15°C
5°C
13°C
5°C
5°C
1°C
4°C
-2°C
| Monday 10th | Tuesday 11th | Wednesday 12th | Thursday 13th | Friday 14 | ||||||||||||||||||||||||||||||||||||||||||
| 0 | 3 | 6 | 9 | 12 | 15 | 18 | 21 | 0 | 3 | 6 | 9 | 12 | 15 | 18 | 21 | 0 | 3 | 6 | 9 | 12 | 15 | 18 | 21 | 0 | 3 | 6 | 9 | 12 | 15 | 18 | 21 | 0 | 3 | 6 | 9 | 12 | 15 | |||||||||
| PM2.5 | ||||||||||||||||||||||||||||||||||||||||||||||
7:25 ~ 19:05 | 7:23 ~ 19:06 | 7:22 ~ 19:07 | 7:20 ~ 19:08 | 7:19 ~ 19:09 | ||||||||||||||||||||||||||||||||||||||||||
Forecast plotted using timezone -07:00
Colfax-City Hall, Placer, California Air Pollution Map
Nearest cities:
| 38 | Today at 9:00 AM - an hour ago |
| 39 | Today at 9:00 AM - an hour ago |
| 21 | Today at 4:00 AM - 6 hours ago |
| 13 | Today at 4:00 AM - 6 hours ago |
| 32 | Today at 9:00 AM - an hour ago |
| 34 | Today at 9:00 AM - an hour ago |
| 43 | Today at 9:00 AM - an hour ago |
| 55 | Today at 4:00 AM - 6 hours ago |
| 65 | Today at 9:00 AM - an hour ago |
| 30 | Today at 9:00 AM - an hour ago |
| 30 | Today at 4:00 AM - 6 hours ago |
| 22 | Today at 9:00 AM - an hour ago |
| 6 | Today at 8:00 AM - 2 hours ago |
| 26 | Today at 4:00 AM - 6 hours ago |
| 50 | Today at 7:00 AM - 3 hours ago |
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About the Air Quality and Pollution Measurement:
| AQI | Air Pollution Level | Health Implications | Cautionary Statement (for PM2.5) |
| 0 - 50 | Good | Air quality is considered satisfactory, and air pollution poses little or no risk | None |
| 51 -100 | Moderate | Air quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution. | Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion. |
| 101-150 | Unhealthy for Sensitive Groups | Members of sensitive groups may experience health effects. The general public is not likely to be affected. | Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion. |
| 151-200 | Unhealthy | Everyone may begin to experience health effects; members of sensitive groups may experience more serious health effects | Active children and adults, and people with respiratory disease, such as asthma, should avoid prolonged outdoor exertion; everyone else, especially children, should limit prolonged outdoor exertion |
| 201-300 | Very Unhealthy | Health warnings of emergency conditions. The entire population is more likely to be affected. | Active children and adults, and people with respiratory disease, such as asthma, should avoid all outdoor exertion; everyone else, especially children, should limit outdoor exertion. |
| 300+ | Hazardous | Health alert: everyone may experience more serious health effects | Everyone should avoid all outdoor exertion |
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