Air Quality
Excellent
No health implications.
25
PM2.5
30
PM10
65
O3
0.5
CO
5
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Sep
75
Good
Tue
22 Sep
64
Good
Wed
23 Sep
75
Good
Thu
24 Sep
72
Good
Fri
25 Sep
71
Good
Sat
26 Sep
38
Excellent
Sun
27 Sep
16
Excellent
Air quality in the last 12 months (Nanjing)
|
2026/08
|
27
|
26
|
36
|
45
|
44
|
33
|
36
|
30
|
22
|
19
|
31
|
40
|
42
|
27
|
28
|
28
|
33
|
25
|
28
|
20
|
25
|
27
|
28
|
19
|
16
|
18
|
23
|
24
|
29
|
23
|
19
|
|
2026/07
|
22
|
23
|
23
|
16
|
23
|
20
|
15
|
22
|
26
|
37
|
43
|
34
|
23
|
15
|
17
|
20
|
22
|
23
|
27
|
27
|
37
|
44
|
43
|
54
|
39
|
15
|
14
|
15
|
28
|
36
|
38
|
|
2026/06
|
45
|
52
|
42
|
37
|
35
|
35
|
33
|
28
|
22
|
28
|
29
|
41
|
27
|
22
|
20
|
19
|
14
|
19
|
18
|
22
|
27
|
29
|
36
|
40
|
28
|
21
|
23
|
27
|
25
|
18
|
|
|
2026/05
|
32
|
38
|
38
|
20
|
29
|
36
|
37
|
44
|
26
|
38
|
35
|
51
|
41
|
17
|
17
|
24
|
32
|
35
|
32
|
34
|
26
|
29
|
32
|
34
|
28
|
30
|
35
|
41
|
42
|
44
|
48
|
|
2026/04
|
30
|
35
|
29
|
25
|
34
|
39
|
40
|
39
|
37
|
36
|
37
|
36
|
34
|
38
|
47
|
37
|
42
|
38
|
40
|
47
|
40
|
31
|
29
|
19
|
25
|
50
|
55
|
51
|
28
|
21
|
|
|
2026/03
|
16
|
34
|
23
|
28
|
29
|
29
|
42
|
40
|
41
|
32
|
48
|
52
|
45
|
49
|
45
|
38
|
42
|
41
|
43
|
43
|
46
|
45
|
46
|
42
|
47
|
42
|
48
|
37
|
42
|
56
|
31
|
|
2026/02
|
26
|
36
|
48
|
52
|
55
|
47
|
35
|
41
|
40
|
47
|
48
|
45
|
47
|
39
|
25
|
47
|
59
|
38
|
36
|
43
|
48
|
53
|
49
|
53
|
38
|
31
|
34
|
13
|
|||
|
2026/01
|
30
|
17
|
36
|
43
|
42
|
29
|
41
|
50
|
51
|
49
|
55
|
57
|
54
|
54
|
59
|
62
|
58
|
63
|
59
|
44
|
35
|
40
|
33
|
37
|
39
|
42
|
47
|
38
|
43
|
41
|
31
|
|
2025/12
|
38
|
42
|
43
|
50
|
48
|
43
|
46
|
44
|
48
|
44
|
43
|
49
|
38
|
33
|
46
|
47
|
54
|
54
|
54
|
46
|
53
|
36
|
40
|
45
|
19
|
26
|
36
|
42
|
43
|
44
|
47
|
|
2025/11
|
25
|
41
|
37
|
16
|
20
|
27
|
33
|
37
|
41
|
21
|
24
|
10
|
11
|
26
|
40
|
44
|
43
|
37
|
22
|
33
|
36
|
50
|
45
|
47
|
39
|
60
|
52
|
59
|
62
|
48
|
|
|
2025/10
|
38
|
28
|
32
|
35
|
27
|
23
|
32
|
33
|
32
|
31
|
34
|
33
|
29
|
26
|
29
|
29
|
36
|
29
|
29
|
15
|
12
|
12
|
20
|
24
|
28
|
35
|
43
|
38
|
18
|
29
|
31
|
|
2025/09
|
31
|
25
|
27
|
28
|
33
|
27
|
16
|
13
|
15
|
17
|
17
|
25
|
26
|
31
|
28
|
28
|
24
|
16
|
16
|
11
|
16
|
16
|
13
|
11
|
17
|
22
|
26
|
28
|
32
|
38
|
|
|
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