Air Quality
Excellent
No health implications.
7
PM2.5
21
PM10
126
O3
0.4
CO
8
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 Apr
55
Good
Fri
1 May
56
Good
Sat
2 May
56
Good
Sun
3 May
58
Good
Mon
4 May
65
Good
Tue
5 May
77
Good
Wed
6 May
40
Excellent
Air quality in the last 12 months (Nan'an)
|
2026/03
|
36
|
44
|
33
|
30
|
42
|
39
|
35
|
36
|
27
|
29
|
42
|
43
|
46
|
54
|
24
|
35
|
30
|
30
|
30
|
39
|
39
|
40
|
35
|
29
|
32
|
39
|
38
|
32
|
34
|
35
|
27
|
|
2026/02
|
52
|
69
|
73
|
73
|
94
|
102
|
73
|
53
|
47
|
69
|
64
|
78
|
87
|
85
|
97
|
80
|
111
|
97
|
104
|
79
|
73
|
79
|
83
|
41
|
35
|
50
|
43
|
23
|
|||
|
2026/01
|
32
|
30
|
41
|
57
|
60
|
67
|
62
|
73
|
92
|
118
|
130
|
147
|
125
|
138
|
130
|
168
|
157
|
159
|
113
|
25
|
34
|
48
|
62
|
61
|
70
|
78
|
73
|
68
|
69
|
40
|
37
|
|
2025/12
|
135
|
180
|
75
|
67
|
60
|
85
|
84
|
94
|
117
|
114
|
78
|
107
|
39
|
57
|
67
|
82
|
94
|
93
|
114
|
80
|
29
|
39
|
27
|
44
|
39
|
45
|
52
|
58
|
79
|
97
|
48
|
|
2025/11
|
47
|
46
|
51
|
41
|
52
|
44
|
26
|
35
|
34
|
34
|
46
|
53
|
59
|
64
|
41
|
55
|
38
|
31
|
40
|
54
|
63
|
76
|
58
|
63
|
69
|
65
|
71
|
79
|
95
|
118
|
|
|
2025/10
|
42
|
33
|
36
|
24
|
32
|
39
|
46
|
47
|
33
|
32
|
37
|
53
|
21
|
23
|
26
|
33
|
35
|
27
|
21
|
20
|
26
|
24
|
24
|
38
|
40
|
40
|
36
|
43
|
53
|
48
|
50
|
|
2025/09
|
40
|
45
|
47
|
53
|
64
|
28
|
34
|
26
|
36
|
44
|
29
|
28
|
18
|
26
|
31
|
36
|
67
|
30
|
27
|
27
|
29
|
28
|
22
|
29
|
39
|
36
|
38
|
42
|
23
|
35
|
|
|
2025/08
|
32
|
30
|
29
|
30
|
35
|
24
|
27
|
31
|
32
|
36
|
24
|
18
|
28
|
31
|
25
|
21
|
24
|
29
|
25
|
16
|
23
|
26
|
25
|
29
|
31
|
22
|
22
|
20
|
43
|
37
|
40
|
|
2025/07
|
23
|
22
|
19
|
25
|
31
|
35
|
29
|
32
|
16
|
29
|
30
|
30
|
32
|
34
|
36
|
37
|
31
|
42
|
28
|
24
|
27
|
26
|
22
|
16
|
18
|
24
|
27
|
28
|
28
|
36
|
27
|
|
2025/06
|
27
|
30
|
42
|
45
|
53
|
59
|
54
|
41
|
25
|
42
|
45
|
50
|
46
|
48
|
41
|
48
|
42
|
32
|
23
|
31
|
24
|
25
|
30
|
32
|
26
|
34
|
38
|
33
|
33
|
31
|
|
|
2025/05
|
51
|
68
|
72
|
52
|
49
|
62
|
62
|
39
|
60
|
56
|
53
|
59
|
68
|
68
|
68
|
71
|
61
|
73
|
63
|
64
|
63
|
38
|
53
|
64
|
51
|
45
|
35
|
28
|
39
|
35
|
23
|
|
2025/04
|
48
|
61
|
60
|
65
|
79
|
90
|
79
|
79
|
81
|
72
|
52
|
259
|
301
|
160
|
116
|
88
|
75
|
79
|
48
|
52
|
51
|
52
|
55
|
40
|
51
|
57
|
54
|
47
|
44
|
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