Nearby locations
Negrelos, Porto District, Portugal
Rebordões, Porto District, Portugal
Aves, Porto District, Portugal
Nearby popular places
Alto de Ceroulas, Portugal
Alto da Bouca do Rego, Portugal
Quinta de Gomariz, Portugal

Air Quality in Negrelos, Porto District, Portugal

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Pollutants in Negrelos, Portugal

PM10
0.26 μg/ft3
PM25
0.15 μg/ft3
NO2
0.38 ppb
SO2
0.19 ppb
CO
0.13 ppb
O3
Primary Pollutant
46.38 ppb
Low riskHigh risk

Pollen Index in Negrelos, Portugal

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

Air Quality Forecast in Negrelos, Portugal

Sat, April 27
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 29 and 36.

31
35
34
29
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

4
3
1
0

Weed

0
0
0
0

Grass

1
1
1
1
PM10
0.12 μg/ft3
0.09 μg/ft3
0.07 μg/ft3
0.03 μg/ft3
PM25
0.08 μg/ft3
0.05 μg/ft3
0.05 μg/ft3
0.02 μg/ft3
NO2
1.05 ppb
0.25 ppb
0.47 ppb
0.78 ppb
SO2
0.24 ppb
0.12 ppb
0.05 ppb
0.12 ppb
CO
0.12 ppb
0.11 ppb
0.1 ppb
0.1 ppb
O3
32.46 ppb
40.01 ppb
34.22 ppb
30.44 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 29 and 42.

39
0
0
0
Pollen

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

Tree

0
-
Not Available
-
Not Available
-
Not Available

Weed

0
-
Not Available
-
Not Available
-
Not Available

Grass

0
-
Not Available
-
Not Available
-
Not Available
PM10
0.12 μg/ft3
N/A
N/A
N/A
PM25
0.08 μg/ft3
N/A
N/A
N/A
NO2
0.46 ppb
N/A
N/A
N/A
SO2
0.14 ppb
N/A
N/A
N/A
CO
0.11 ppb
N/A
N/A
N/A
O3
43.22 ppb
N/A
N/A
N/A