Air Quality
Excellent
No health implications.
7
PM2.5
29
PM10
58
O3
0.5
CO
4
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Jul
49
Excellent
Tue
22 Jul
49
Excellent
Wed
23 Jul
51
Good
Thu
24 Jul
52
Good
Fri
25 Jul
61
Good
Sat
26 Jul
22
Excellent
Sun
27 Jul
46
Excellent
Air quality in the last 12 months (Nan'ao)
|
2025/06
|
41
|
38
|
23
|
20
|
32
|
28
|
34
|
26
|
20
|
21
|
23
|
26
|
21
|
36
|
34
|
22
|
18
|
23
|
16
|
17
|
15
|
17
|
20
|
18
|
20
|
15
|
13
|
15
|
12
|
15
|
|
|
2025/05
|
52
|
60
|
48
|
38
|
39
|
32
|
36
|
48
|
39
|
27
|
25
|
39
|
37
|
40
|
33
|
20
|
20
|
26
|
26
|
23
|
22
|
30
|
29
|
24
|
28
|
37
|
33
|
30
|
12
|
24
|
36
|
|
2025/04
|
17
|
36
|
47
|
49
|
36
|
48
|
59
|
63
|
61
|
44
|
40
|
37
|
120
|
101
|
95
|
79
|
64
|
58
|
42
|
34
|
35
|
35
|
35
|
34
|
16
|
19
|
30
|
50
|
37
|
45
|
|
|
2025/03
|
89
|
34
|
26
|
22
|
14
|
17
|
22
|
32
|
38
|
38
|
55
|
63
|
51
|
22
|
42
|
14
|
43
|
54
|
43
|
46
|
50
|
49
|
64
|
72
|
61
|
46
|
32
|
46
|
32
|
11
|
11
|
|
2025/02
|
57
|
23
|
15
|
40
|
55
|
44
|
25
|
38
|
41
|
35
|
46
|
45
|
55
|
36
|
46
|
76
|
56
|
50
|
33
|
30
|
25
|
26
|
33
|
32
|
49
|
57
|
67
|
106
|
|||
|
2025/01
|
52
|
57
|
57
|
42
|
49
|
55
|
54
|
52
|
50
|
53
|
47
|
43
|
45
|
51
|
80
|
91
|
54
|
46
|
58
|
52
|
64
|
70
|
63
|
32
|
31
|
27
|
25
|
42
|
60
|
43
|
43
|
|
2024/12
|
50
|
56
|
51
|
38
|
38
|
42
|
43
|
41
|
42
|
30
|
39
|
33
|
32
|
49
|
58
|
55
|
52
|
47
|
56
|
41
|
44
|
66
|
47
|
37
|
34
|
51
|
61
|
84
|
60
|
56
|
63
|
|
2024/11
|
27
|
19
|
29
|
39
|
42
|
42
|
31
|
30
|
32
|
31
|
35
|
31
|
22
|
29
|
35
|
24
|
23
|
23
|
15
|
12
|
14
|
25
|
30
|
25
|
27
|
19
|
29
|
30
|
33
|
38
|
|
|
2024/10
|
20
|
18
|
27
|
25
|
23
|
34
|
28
|
18
|
28
|
36
|
42
|
40
|
33
|
34
|
30
|
26
|
30
|
46
|
44
|
23
|
22
|
32
|
33
|
34
|
40
|
38
|
45
|
27
|
27
|
51
|
33
|
|
2024/09
|
32
|
41
|
39
|
28
|
27
|
15
|
16
|
13
|
17
|
33
|
55
|
43
|
33
|
27
|
25
|
26
|
27
|
24
|
29
|
17
|
14
|
15
|
12
|
14
|
22
|
29
|
30
|
24
|
31
|
32
|
|
|
2024/08
|
31
|
30
|
32
|
37
|
39
|
37
|
33
|
41
|
35
|
36
|
35
|
36
|
32
|
30
|
26
|
22
|
14
|
18
|
13
|
11
|
15
|
26
|
26
|
26
|
46
|
37
|
45
|
40
|
43
|
25
|
20
|
|
2024/07
|
18
|
18
|
13
|
16
|
14
|
16
|
13
|
13
|
12
|
16
|
16
|
18
|
17
|
14
|
19
|
18
|
19
|
14
|
20
|
20
|
17
|
16
|
30
|
30
|
33
|
15
|
21
|
20
|
24
|
29
|
21
|
|
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