Air Quality
Excellent
No health implications.
17
PM2.5
29
PM10
82
O3
0.5
CO
3
SO2
21
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Apr
57
Good
Wed
22 Apr
56
Good
Thu
23 Apr
51
Good
Fri
24 Apr
57
Good
Sat
25 Apr
62
Good
Sun
26 Apr
64
Good
Mon
27 Apr
49
Excellent
Air quality in the last 12 months (Nanjing)
|
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
|
|
|
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
|
|
|
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