Nearby locations
Johnstown, Colorado, United States
Elwell, Colorado, United States
Hardman, Colorado, United States
Nearby popular places
Jackrabbit Strip Airport, United States
Fort St. Vrain Generating Station, United States
Hampton Inn Loveland Co, United States

Air Quality in Johnstown, Colorado, United States

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Pollutants in Johnstown, United States

PM10
0.48 μg/ft3
PM25
Primary Pollutant
0.38 μg/ft3
NO2
8 ppb
SO2
7 ppb
CO
7.13 ppb
O3
38 ppb
Low riskHigh risk

Pollen Index in Johnstown, United States

Tree
1/5
012345
Weed
0/5
012345
Grass
4/5
012345

Air Quality Forecast in Johnstown, United States

Mon, May 20
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 32 and 54.

32
48
50
42
Pollen

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

Tree

1
1
1
1

Weed

0
0
0
0

Grass

4
4
1
4
PM10
0.25 μg/ft3
0.26 μg/ft3
0.31 μg/ft3
0.29 μg/ft3
PM25
0.17 μg/ft3
0.17 μg/ft3
0.21 μg/ft3
0.20 μg/ft3
NO2
1.01 ppb
0.21 ppb
0.52 ppb
0.87 ppb
SO2
0.1 ppb
0.11 ppb
0.07 ppb
0.09 ppb
CO
0.14 ppb
0.13 ppb
0.16 ppb
0.21 ppb
O3
32.2 ppb
57.78 ppb
49.53 ppb
42.05 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 24 and 41.

40
34
37
24
Pollen

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

Tree

1
1
1
1

Weed

0
0
0
0

Grass

4
5
5
5
PM10
0.18 μg/ft3
0.03 μg/ft3
0.02 μg/ft3
0.04 μg/ft3
PM25
0.11 μg/ft3
0.02 μg/ft3
0.02 μg/ft3
0.03 μg/ft3
NO2
0.38 ppb
0.22 ppb
0.34 ppb
2.15 ppb
SO2
0.05 ppb
0.02 ppb
0.01 ppb
0.04 ppb
CO
0.11 ppb
0.13 ppb
0.13 ppb
0.15 ppb
O3
47.67 ppb
36.7 ppb
41.2 ppb
23.7 ppb