Nearby locations
Holtsville, New York, United States
Farmingville, New York, United States
Holbrook, New York, United States
Nearby popular places
Gregg Alfano Field, United States
Coram Airport, United States
Long Island Mac Arthur Airport, United States

Air Quality in Holtsville, New York, United States

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Pollutants in Holtsville, United States

PM10
0.16 μg/ft3
PM25
0.09 μg/ft3
NO2
0.31 ppb
SO2
0.5 ppb
CO
0.13 ppb
O3
Primary Pollutant
50.38 ppb
Low riskHigh risk

Pollen Index in Holtsville, United States

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

Air Quality Forecast in Holtsville, United States

Sun, April 21
MorningNoonEveningNight
AQI

On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 21 and 47.

23
41
47
46
Pollen

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

Tree

5
5
5
5

Weed

0
0
0
0

Grass

1
1
1
1
PM10
0.16 μg/ft3
0.09 μg/ft3
0.17 μg/ft3
0.32 μg/ft3
PM25
0.11 μg/ft3
0.06 μg/ft3
0.12 μg/ft3
0.21 μg/ft3
NO2
5.43 ppb
1.56 ppb
1.74 ppb
2.73 ppb
SO2
0.46 ppb
0.64 ppb
0.56 ppb
0.67 ppb
CO
0.21 ppb
0.15 ppb
0.16 ppb
0.17 ppb
O3
27.67 ppb
47.31 ppb
51.99 ppb
47.87 ppb
AQI

On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 38 and 45.

42
40
38
41
Pollen

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

Tree

5
5
2
5

Weed

0
0
0
0

Grass

1
0
0
1
PM10
0.28 μg/ft3
0.30 μg/ft3
0.06 μg/ft3
0.06 μg/ft3
PM25
0.18 μg/ft3
0.20 μg/ft3
0.04 μg/ft3
0.04 μg/ft3
NO2
2.05 ppb
1.49 ppb
1.24 ppb
1.09 ppb
SO2
0.69 ppb
0.94 ppb
0.28 ppb
0.54 ppb
CO
0.16 ppb
0.16 ppb
0.15 ppb
0.14 ppb
O3
43.22 ppb
45.59 ppb
39.72 ppb
47.04 ppb