Air Quality
Excellent
No health implications.
34
PM2.5
40
PM10
19
O3
0.5
CO
9
SO2
26
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 Dec
60
Good
Tue
2 Dec
59
Good
Wed
3 Dec
55
Good
Thu
4 Dec
50
Excellent
Fri
5 Dec
47
Excellent
Sat
6 Dec
53
Good
Sun
7 Dec
36
Excellent
Air quality in the last 12 months (Nanjing)
|
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
|
|
2024/11
|
13
|
15
|
28
|
38
|
39
|
36
|
27
|
25
|
35
|
40
|
38
|
28
|
22
|
30
|
34
|
23
|
24
|
20
|
14
|
9
|
12
|
21
|
25
|
30
|
20
|
14
|
24
|
26
|
33
|
42
|
|
|
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