Air Quality
Excellent
No health implications.
8
PM2.5
12
PM10
31
O3
0.6
CO
2
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Feb
39
Excellent
Mon
24 Feb
42
Excellent
Tue
25 Feb
45
Excellent
Wed
26 Feb
45
Excellent
Thu
27 Feb
52
Good
Fri
28 Feb
51
Good
Sat
1 Mar
27
Excellent
Air quality in the last 12 months (Nanjing)
|
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
|
|
|
2024/10
|
13
|
10
|
17
|
19
|
17
|
24
|
24
|
18
|
21
|
26
|
38
|
41
|
31
|
36
|
35
|
27
|
31
|
36
|
38
|
21
|
24
|
26
|
24
|
27
|
35
|
26
|
34
|
15
|
22
|
35
|
19
|
|
2024/09
|
26
|
32
|
39
|
31
|
25
|
13
|
13
|
20
|
17
|
34
|
41
|
43
|
28
|
28
|
20
|
20
|
19
|
17
|
28
|
19
|
18
|
12
|
9
|
13
|
15
|
19
|
20
|
20
|
21
|
15
|
|
|
2024/08
|
21
|
24
|
28
|
36
|
32
|
33
|
26
|
28
|
28
|
39
|
32
|
27
|
20
|
22
|
19
|
19
|
20
|
20
|
17
|
14
|
14
|
22
|
25
|
23
|
33
|
36
|
31
|
28
|
30
|
29
|
28
|
|
2024/07
|
16
|
15
|
16
|
17
|
15
|
15
|
13
|
13
|
13
|
19
|
19
|
20
|
19
|
21
|
17
|
16
|
18
|
15
|
17
|
19
|
20
|
23
|
33
|
28
|
16
|
9
|
11
|
13
|
20
|
20
|
12
|
|
2024/06
|
12
|
8
|
26
|
23
|
22
|
23
|
22
|
24
|
22
|
21
|
17
|
23
|
26
|
20
|
20
|
17
|
16
|
17
|
17
|
16
|
18
|
29
|
20
|
15
|
14
|
19
|
17
|
16
|
13
|
18
|
|
|
2024/05
|
23
|
20
|
28
|
33
|
19
|
32
|
47
|
45
|
44
|
42
|
38
|
31
|
23
|
28
|
37
|
58
|
54
|
52
|
44
|
18
|
11
|
10
|
18
|
15
|
21
|
15
|
15
|
23
|
30
|
41
|
29
|
|
2024/04
|
30
|
46
|
37
|
42
|
24
|
26
|
16
|
26
|
20
|
37
|
42
|
49
|
57
|
41
|
49
|
44
|
39
|
29
|
32
|
38
|
20
|
28
|
31
|
22
|
26
|
17
|
23
|
15
|
22
|
26
|
|
|
2024/03
|
10
|
24
|
38
|
43
|
51
|
36
|
30
|
53
|
59
|
51
|
31
|
25
|
62
|
66
|
49
|
59
|
48
|
43
|
43
|
53
|
56
|
60
|
57
|
35
|
35
|
38
|
49
|
45
|
41
|
52
|
28
|
|
2024/02
|
40
|
32
|
30
|
22
|
23
|
25
|
19
|
14
|
36
|
55
|
42
|
42
|
45
|
44
|
43
|
37
|
38
|
51
|
30
|
28
|
20
|
31
|
30
|
35
|
43
|
40
|
30
|
47
|
40
|
||
|
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