Downings konumunda hava kalitesi, Virjinya, Amerika Birleşik Devletleri
Downings, Amerika Birleşik Devletleri konumundaki kirleticiler
PM10
0.22 μg/ft3
PM25
Birincil Kirletici
0.15 μg/ft3
NO2
2.19 ppb
SO2
0.5 ppb
CO
0.13 ppb
O3
23.13 ppb
Düşük riskYüksek risk
Downings, Amerika Birleşik Devletleri konumunda Polen Endeksi
Ağaç
1/5
012345
Yabani ot
0/5
012345
Çim
1/5
012345
Downings, Amerika Birleşik Devletleri konumunda Hava Kalitesi Tahmini
21 Haziran Cum
SabahÖğleAkşamGece
Hava Kalitesi Endeksi (AQI)
26
48
91
45
Polen
Ağaç
1
1
1
1
Yabani ot
0
0
0
0
Çim
1
2
3
3
PM10
0.25 μg/ft3
0.38 μg/ft3
0.44 μg/ft3
0.29 μg/ft3
PM25
0.17 μg/ft3
0.25 μg/ft3
0.28 μg/ft3
0.19 μg/ft3
NO2
1.77 ppb
0.71 ppb
0.8 ppb
2.11 ppb
SO2
0.64 ppb
0.88 ppb
0.72 ppb
0.62 ppb
CO
0.14 ppb
0.14 ppb
0.15 ppb
0.14 ppb
O3
26.96 ppb
57.88 ppb
67.81 ppb
40.13 ppb
Hava Kalitesi Endeksi (AQI)
25
46
84
49
Polen
Ağaç
1
1
1
1
Yabani ot
0
0
0
0
Çim
3
2
3
3
PM10
0.17 μg/ft3
0.37 μg/ft3
0.46 μg/ft3
0.31 μg/ft3
PM25
0.12 μg/ft3
0.25 μg/ft3
0.31 μg/ft3
0.21 μg/ft3
NO2
1.48 ppb
0.78 ppb
0.78 ppb
1.43 ppb
SO2
0.61 ppb
0.88 ppb
0.71 ppb
0.69 ppb
CO
0.12 ppb
0.14 ppb
0.15 ppb
0.13 ppb
O3
25.92 ppb
55.82 ppb
65.56 ppb
44.98 ppb
Hava Kalitesi Endeksi (AQI)
34
44
58
49
Polen
Ağaç
0
0
0
0
Yabani ot
0
0
0
0
Çim
0
1
0
0
PM10
0.29 μg/ft3
0.36 μg/ft3
0.24 μg/ft3
0.18 μg/ft3
PM25
0.19 μg/ft3
0.25 μg/ft3
0.17 μg/ft3
0.12 μg/ft3
NO2
1.22 ppb
0.53 ppb
0.62 ppb
1.62 ppb
SO2
0.74 ppb
0.28 ppb
0.26 ppb
1.06 ppb
CO
0.13 ppb
0.15 ppb
0.14 ppb
0.14 ppb
O3
35.53 ppb
52.54 ppb
57.28 ppb
47.84 ppb