Air Quality
Excellent
No health implications.
19
PM2.5
38
PM10
92
O3
0.5
CO
7
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
6 Feb
84
Good
Tue
7 Feb
98
Good
Wed
8 Feb
97
Good
Thu
9 Feb
86
Good
Fri
10 Feb
90
Good
Sat
11 Feb
86
Good
Sun
12 Feb
85
Good
Air quality in the last 12 months (Nanhua)
|
2023/01
|
26
|
32
|
26
|
29
|
37
|
47
|
48
|
47
|
44
|
46
|
42
|
41
|
33
|
32
|
39
|
43
|
48
|
48
|
40
|
41
|
41
|
43
|
36
|
40
|
36
|
34
|
45
|
57
|
59
|
48
|
47
|
|
2022/12
|
30
|
26
|
24
|
27
|
28
|
28
|
31
|
28
|
31
|
32
|
31
|
36
|
34
|
34
|
35
|
36
|
35
|
49
|
37
|
37
|
54
|
36
|
40
|
43
|
43
|
40
|
47
|
33
|
43
|
26
|
21
|
|
2022/11
|
29
|
33
|
32
|
32
|
36
|
32
|
33
|
30
|
33
|
31
|
31
|
31
|
34
|
33
|
29
|
31
|
30
|
30
|
32
|
37
|
30
|
28
|
32
|
32
|
38
|
35
|
27
|
24
|
26
|
32
|
|
|
2022/10
|
27
|
19
|
12
|
13
|
21
|
18
|
20
|
16
|
16
|
14
|
20
|
19
|
19
|
25
|
51
|
35
|
30
|
38
|
45
|
41
|
39
|
34
|
33
|
24
|
27
|
32
|
29
|
21
|
19
|
26
|
33
|
|
2022/09
|
23
|
24
|
20
|
20
|
20
|
30
|
43
|
47
|
44
|
20
|
16
|
16
|
16
|
15
|
15
|
18
|
16
|
19
|
18
|
27
|
25
|
28
|
24
|
27
|
33
|
27
|
23
|
32
|
40
|
35
|
|
|
2022/08
|
28
|
20
|
20
|
27
|
31
|
28
|
25
|
21
|
25
|
28
|
32
|
22
|
20
|
21
|
27
|
26
|
25
|
26
|
29
|
31
|
35
|
26
|
22
|
25
|
27
|
26
|
15
|
15
|
14
|
15
|
19
|
|
2022/07
|
38
|
28
|
26
|
24
|
31
|
31
|
34
|
35
|
34
|
22
|
18
|
17
|
22
|
23
|
26
|
22
|
19
|
17
|
16
|
18
|
25
|
18
|
16
|
16
|
19
|
16
|
18
|
18
|
24
|
25
|
21
|
|
2022/06
|
24
|
23
|
23
|
25
|
27
|
28
|
29
|
32
|
19
|
19
|
20
|
20
|
24
|
23
|
24
|
22
|
22
|
18
|
18
|
19
|
19
|
17
|
15
|
13
|
13
|
13
|
13
|
14
|
22
|
34
|
|
|
2022/05
|
42
|
24
|
30
|
32
|
36
|
28
|
31
|
38
|
30
|
30
|
20
|
23
|
27
|
22
|
33
|
22
|
24
|
27
|
43
|
40
|
24
|
17
|
25
|
27
|
29
|
26
|
19
|
30
|
38
|
41
|
30
|
|
2022/04
|
24
|
22
|
28
|
32
|
36
|
22
|
29
|
37
|
46
|
47
|
50
|
41
|
40
|
49
|
60
|
50
|
51
|
47
|
40
|
37
|
29
|
31
|
35
|
42
|
53
|
58
|
59
|
60
|
63
|
60
|
|
|
2022/03
|
39
|
40
|
33
|
33
|
38
|
39
|
48
|
41
|
34
|
38
|
39
|
42
|
44
|
42
|
45
|
50
|
62
|
57
|
50
|
59
|
60
|
60
|
64
|
41
|
50
|
56
|
42
|
37
|
55
|
61
|
72
|
|
2022/02
|
54
|
46
|
42
|
42
|
34
|
22
|
25
|
32
|
33
|
38
|
34
|
40
|
32
|
31
|
38
|
40
|
32
|
32
|
38
|
36
|
23
|
20
|
39
|
38
|
43
|
44
|
35
|
34
|
|||
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution