Nearby locations
Castle Pines, Colorado, United States
Castle Pines North, Colorado, United States
Beverly Hills, Colorado, United States
Nearby popular places
Racoon Knob, United States
Douglas County Medical Heliport, United States
Denver-Douglas Landing Strip, United States

Air Quality in Castle Pines, Colorado, United States

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Pollutants in Castle Pines, United States

PM10
0.52 μg/ft3
PM25
Primary Pollutant
0.39 μg/ft3
NO2
8.81 ppb
SO2
5.81 ppb
CO
5.19 ppb
O3
55.19 ppb
Low riskHigh risk

Pollen Index in Castle Pines, United States

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

Air Quality Forecast in Castle Pines, United States

Fri, May 3
MorningNoonEveningNight
Next day
Next day
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 30 and 50.

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 33 and 55.

37
49
35
48
Next day
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 very low risk.

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

2
2
2
3

Weed

0
0
0
0

Grass

1
1
1
1
Next day
PM10
0.44 μg/ft3
0.18 μg/ft3
0.35 μg/ft3
0.07 μg/ft3
PM25
0.21 μg/ft3
0.10 μg/ft3
0.15 μg/ft3
0.03 μg/ft3
NO2
2.35 ppb
2.03 ppb
7.35 ppb
0.76 ppb
SO2
0.63 ppb
0.26 ppb
0.48 ppb
0.22 ppb
CO
0.15 ppb
0.14 ppb
0.17 ppb
0.11 ppb
O3
46.29 ppb
52.4 ppb
34.37 ppb
57.89 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 33 and 55.

48
54
49
44
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

3
3
4
3

Weed

0
0
0
0

Grass

1
1
1
0
PM10
0.07 μg/ft3
0.02 μg/ft3
0.03 μg/ft3
0.07 μg/ft3
PM25
0.03 μg/ft3
0.01 μg/ft3
0.02 μg/ft3
0.05 μg/ft3
NO2
0.76 ppb
0.53 ppb
0.93 ppb
5.79 ppb
SO2
0.22 ppb
0.12 ppb
0.12 ppb
0.38 ppb
CO
0.11 ppb
0.13 ppb
0.13 ppb
0.16 ppb
O3
57.89 ppb
51.61 ppb
52.54 ppb
41.06 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 35 and 59.

36
0
0
0
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 very low risk.

Tree

2
-
Not Available
-
Not Available
-
Not Available

Weed

0
-
Not Available
-
Not Available
-
Not Available

Grass

1
-
Not Available
-
Not Available
-
Not Available
PM10
0.07 μg/ft3
N/A
N/A
N/A
PM25
0.04 μg/ft3
N/A
N/A
N/A
NO2
3.28 ppb
N/A
N/A
N/A
SO2
0.43 ppb
N/A
N/A
N/A
CO
0.13 ppb
N/A
N/A
N/A
O3
39.57 ppb
N/A
N/A
N/A