Air Quality
Excellent
No health implications.
23
PM2.5
33
PM10
81
O3
0.6
CO
6
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Sep
85
Good
Sun
20 Sep
75
Good
Mon
21 Sep
69
Good
Tue
22 Sep
68
Good
Wed
23 Sep
66
Good
Thu
24 Sep
43
Excellent
Fri
25 Sep
49
Excellent
Air quality in the last 12 months (Nan'an)
|
2026/08
|
32
|
35
|
48
|
34
|
28
|
26
|
40
|
28
|
17
|
25
|
38
|
45
|
40
|
26
|
24
|
23
|
25
|
17
|
16
|
14
|
21
|
27
|
20
|
17
|
17
|
15
|
27
|
31
|
24
|
20
|
21
|
|
2026/07
|
21
|
21
|
19
|
17
|
17
|
17
|
21
|
27
|
37
|
28
|
24
|
33
|
17
|
17
|
18
|
22
|
20
|
25
|
26
|
24
|
37
|
45
|
47
|
40
|
18
|
16
|
15
|
15
|
24
|
29
|
40
|
|
2026/06
|
52
|
57
|
44
|
30
|
30
|
39
|
36
|
23
|
27
|
29
|
30
|
32
|
30
|
17
|
16
|
17
|
16
|
16
|
17
|
21
|
39
|
42
|
43
|
43
|
25
|
23
|
20
|
23
|
25
|
21
|
|
|
2026/05
|
28
|
36
|
35
|
24
|
27
|
28
|
40
|
42
|
27
|
28
|
40
|
48
|
32
|
18
|
21
|
25
|
27
|
30
|
35
|
34
|
26
|
28
|
36
|
37
|
32
|
33
|
44
|
36
|
40
|
46
|
48
|
|
2026/04
|
30
|
28
|
26
|
23
|
30
|
36
|
26
|
26
|
36
|
35
|
31
|
31
|
30
|
34
|
44
|
30
|
51
|
39
|
34
|
47
|
35
|
36
|
33
|
20
|
28
|
40
|
59
|
52
|
27
|
22
|
|
|
2026/03
|
18
|
37
|
19
|
23
|
21
|
32
|
38
|
38
|
39
|
33
|
41
|
40
|
39
|
34
|
37
|
33
|
40
|
41
|
32
|
38
|
34
|
41
|
44
|
33
|
43
|
37
|
39
|
28
|
44
|
46
|
42
|
|
2026/02
|
18
|
34
|
40
|
39
|
49
|
51
|
21
|
31
|
27
|
35
|
39
|
47
|
43
|
37
|
36
|
58
|
42
|
32
|
37
|
44
|
52
|
58
|
51
|
65
|
34
|
33
|
29
|
10
|
|||
|
2026/01
|
23
|
23
|
29
|
37
|
47
|
26
|
38
|
41
|
44
|
52
|
55
|
55
|
55
|
50
|
54
|
56
|
55
|
49
|
42
|
24
|
23
|
37
|
28
|
31
|
27
|
43
|
36
|
26
|
34
|
28
|
26
|
|
2025/12
|
45
|
34
|
45
|
36
|
32
|
31
|
35
|
37
|
39
|
34
|
43
|
47
|
34
|
28
|
35
|
46
|
45
|
51
|
50
|
48
|
60
|
25
|
33
|
46
|
22
|
28
|
22
|
27
|
36
|
40
|
36
|
|
2025/11
|
20
|
35
|
34
|
11
|
11
|
17
|
27
|
27
|
30
|
21
|
13
|
7
|
9
|
25
|
39
|
34
|
30
|
25
|
22
|
29
|
32
|
36
|
38
|
47
|
40
|
70
|
51
|
74
|
64
|
57
|
|
|
2025/10
|
39
|
18
|
28
|
28
|
38
|
38
|
30
|
25
|
26
|
26
|
26
|
32
|
34
|
36
|
23
|
26
|
30
|
24
|
15
|
14
|
7
|
8
|
16
|
17
|
19
|
30
|
37
|
19
|
20
|
24
|
24
|
|
2025/09
|
34
|
34
|
42
|
37
|
29
|
16
|
16
|
13
|
16
|
25
|
23
|
31
|
35
|
28
|
32
|
26
|
17
|
16
|
14
|
12
|
17
|
11
|
16
|
14
|
20
|
13
|
15
|
20
|
36
|
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