Air Quality
Excellent
No health implications.
23
PM2.5
27
PM10
4
O3
0.8
CO
2
SO2
19
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Dec
52
Good
Sun
21 Dec
55
Good
Mon
22 Dec
51
Good
Tue
23 Dec
50
Excellent
Wed
24 Dec
47
Excellent
Thu
25 Dec
42
Excellent
Fri
26 Dec
49
Excellent
Nanjing Air quality rank
Air quality in the last 12 months (Nanjing)
|
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
|
|
|
2025/08
|
21
|
23
|
17
|
13
|
13
|
23
|
25
|
28
|
26
|
16
|
19
|
21
|
20
|
8
|
17
|
18
|
24
|
18
|
15
|
17
|
19
|
18
|
24
|
22
|
24
|
15
|
14
|
20
|
23
|
27
|
28
|
|
2025/07
|
26
|
18
|
24
|
28
|
13
|
16
|
24
|
31
|
28
|
12
|
11
|
22
|
30
|
23
|
27
|
30
|
30
|
22
|
15
|
14
|
11
|
12
|
19
|
23
|
15
|
18
|
21
|
17
|
20
|
18
|
17
|
|
2025/06
|
28
|
25
|
12
|
20
|
28
|
31
|
32
|
41
|
25
|
23
|
25
|
21
|
17
|
17
|
15
|
17
|
15
|
21
|
17
|
14
|
16
|
19
|
18
|
22
|
22
|
16
|
18
|
18
|
18
|
22
|
|
|
2025/05
|
57
|
45
|
40
|
46
|
30
|
33
|
25
|
49
|
31
|
24
|
22
|
31
|
40
|
39
|
31
|
20
|
19
|
23
|
22
|
25
|
26
|
29
|
26
|
17
|
32
|
39
|
36
|
27
|
8
|
16
|
37
|
|
2025/04
|
14
|
33
|
42
|
49
|
40
|
45
|
52
|
59
|
65
|
32
|
39
|
44
|
96
|
72
|
72
|
61
|
53
|
50
|
41
|
32
|
37
|
36
|
30
|
28
|
19
|
16
|
29
|
29
|
34
|
49
|
|
|
2025/03
|
44
|
29
|
25
|
23
|
15
|
13
|
19
|
32
|
41
|
38
|
46
|
48
|
24
|
31
|
27
|
10
|
45
|
40
|
41
|
48
|
47
|
51
|
60
|
69
|
73
|
59
|
40
|
48
|
18
|
10
|
11
|
|
2025/02
|
41
|
26
|
13
|
28
|
46
|
53
|
14
|
38
|
36
|
34
|
38
|
35
|
45
|
38
|
38
|
52
|
49
|
60
|
34
|
40
|
26
|
24
|
20
|
30
|
45
|
56
|
61
|
48
|
|||
|
2025/01
|
61
|
62
|
59
|
43
|
50
|
58
|
58
|
56
|
58
|
53
|
45
|
40
|
48
|
48
|
62
|
80
|
55
|
50
|
45
|
46
|
54
|
60
|
54
|
42
|
29
|
23
|
19
|
31
|
93
|
39
|
32
|
|
2024/12
|
55
|
56
|
35
|
35
|
43
|
44
|
43
|
22
|
32
|
31
|
37
|
26
|
22
|
40
|
47
|
52
|
49
|
48
|
49
|
48
|
41
|
58
|
67
|
40
|
39
|
45
|
66
|
72
|
70
|
59
|
61
|
|
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