Nearby locations
San Carlos, California, United States
Belmont, California, United States
Devonshire, California, United States
Nearby popular places
Laureola Park, United States
Hillcrest Circle Park, United States
Brittan Knoll, United States

Air Quality in San Carlos, California, United States

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Pollutants in San Carlos, United States

PM10
0.05 μg/ft3
PM25
0.08 μg/ft3
NO2
0.2 ppb
SO2
0.1 ppb
CO
0.1 ppb
O3
Primary Pollutant
35.7 ppb
Low riskHigh risk

Pollen Index in San Carlos, United States

Tree
2/5
012345
Weed
0/5
012345
Grass
0/5
012345

Air Quality Forecast in San Carlos, United States

Sat, February 22
MorningNoonEveningNight
AQI

On average, the air quality on this day will be moderate, meaning that air quality is acceptable. However, there may be a risk for some people, particularly those who are unusually sensitive to air pollution. According to our index, ranging from 0 to 500, the air quality is going to be between values of 36 and 70.

63
44
43
58
Pollen

Tree pollen on this day is expected to have medium risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.

Tree

2
2
2
1

Weed

0
0
0
0

Grass

0
0
0
0
PM10
0.53 μg/ft3
0.29 μg/ft3
0.31 μg/ft3
0.54 μg/ft3
PM25
0.43 μg/ft3
0.22 μg/ft3
0.22 μg/ft3
0.37 μg/ft3
NO2
9.1 ppb
2 ppb
2.6 ppb
4.6 ppb
SO2
0.9 ppb
0.3 ppb
0.2 ppb
0.5 ppb
CO
0.2 ppb
0.1 ppb
0.1 ppb
0.1 ppb
O3
22.4 ppb
35.9 ppb
36.7 ppb
35.2 ppb
AQI

On average, the air quality on this day will be moderate, meaning that air quality is acceptable. However, there may be a risk for some people, particularly those who are unusually sensitive to air pollution. According to our index, ranging from 0 to 500, the air quality is going to be between values of 55 and 58.

55
55
56
55
Pollen

Tree pollen on this day is expected to have medium risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.

Tree

2
2
2
2

Weed

0
0
0
0

Grass

0
0
0
0
PM10
0.44 μg/ft3
0.42 μg/ft3
0.41 μg/ft3
0.40 μg/ft3
PM25
0.32 μg/ft3
0.32 μg/ft3
0.33 μg/ft3
0.32 μg/ft3
NO2
5.7 ppb
8 ppb
9.7 ppb
18.6 ppb
SO2
0.8 ppb
1.6 ppb
1 ppb
0.9 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
33.2 ppb
31.6 ppb
34.7 ppb
21.3 ppb