Steder i nærheten
Union Hill, California, forente stater
Ophir Hill Acres, California, forente stater
Leduc Acres, California, forente stater
Nærliggende steder
Ophir Hill, forente stater
Empire Mine State Historic Park, forente stater
Grass Valley Service Center Heliport, forente stater

Luftkvalitet i Union Hill, California, forente stater

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Forurensende stoffer i Union Hill, forente stater

PM10
0.49 μg/ft3
PM25
0.10 μg/ft3
NO2
6.5 ppb
SO2
0.3 ppb
CO
0.2 ppb
O3
Primær forurensningsstoff
49.3 ppb
Lav risikoHøy risiko

Pollenindeks i Union Hill, forente stater

Tre
5/5
012345
Ugress
0/5
012345
Gress
0/5
012345

Luftkvalitetsvarsel i Union Hill, forente stater

fre. 4. april
MorgenMiddagstidKveldNatt
Luftkvalitetindeks
56
52
58
53
Pollen

Tre

5
5
5
5

Ugress

0
0
0
0

Gress

0
0
0
0
PM10
0.41 μg/ft3
0.39 μg/ft3
0.34 μg/ft3
0.36 μg/ft3
PM25
0.33 μg/ft3
0.26 μg/ft3
0.24 μg/ft3
0.28 μg/ft3
NO2
6.7 ppb
0.6 ppb
2.1 ppb
4.1 ppb
SO2
0.3 ppb
0.6 ppb
0.7 ppb
0.8 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
17.8 ppb
56.1 ppb
64.7 ppb
54 ppb
Luftkvalitetindeks
46
24
27
35
Pollen

Tre

5
5
5
5

Ugress

0
0
0
0

Gress

0
0
0
0
PM10
0.33 μg/ft3
0.13 μg/ft3
0.08 μg/ft3
0.22 μg/ft3
PM25
0.23 μg/ft3
0.10 μg/ft3
0.07 μg/ft3
0.18 μg/ft3
NO2
1.8 ppb
1.6 ppb
2.3 ppb
4.6 ppb
SO2
0.6 ppb
0.2 ppb
0.3 ppb
0.7 ppb
CO
0.1 ppb
0.1 ppb
0.1 ppb
0.2 ppb
O3
45.4 ppb
25.3 ppb
29.2 ppb
31.9 ppb
Luftkvalitetindeks
49
38
47
0
Pollen

Tre

5
5
5
-
Ikke tilgjengelig

Ugress

0
0
0
-
Ikke tilgjengelig

Gress

0
0
0
-
Ikke tilgjengelig
PM10
0.33 μg/ft3
0.18 μg/ft3
0.13 μg/ft3
N/A
PM25
0.25 μg/ft3
0.10 μg/ft3
0.09 μg/ft3
N/A
NO2
2.3 ppb
0.4 ppb
1.8 ppb
N/A
SO2
0.2 ppb
0.2 ppb
0.3 ppb
N/A
CO
0.1 ppb
0.1 ppb
0.2 ppb
N/A
O3
34.1 ppb
41.4 ppb
51.1 ppb
N/A