Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
91
*
PM2.5
114
PM10
36
O3
0.7
CO
7
SO2
36
NO2
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
Advise
Children, seniors and individuals with respiratory or heart diseases should reduce sustained and high-intensity outdoor exercises.
Air Quality
Today
12 Mar
115
Light
Fri
13 Mar
96
Good
Sat
14 Mar
90
Good
Sun
15 Mar
86
Good
Mon
16 Mar
85
Good
Tue
17 Mar
26
Excellent
Wed
18 Mar
30
Excellent
Air quality in the last 12 months (Changfeng)
|
2026/02
|
55
|
69
|
100
|
79
|
87
|
74
|
51
|
56
|
45
|
62
|
88
|
88
|
77
|
71
|
80
|
39
|
117
|
64
|
67
|
62
|
42
|
278
|
143
|
21
|
46
|
40
|
30
|
34
|
|||
|
2026/01
|
38
|
63
|
71
|
73
|
119
|
91
|
57
|
76
|
65
|
117
|
72
|
76
|
81
|
91
|
100
|
104
|
137
|
76
|
25
|
39
|
55
|
54
|
70
|
92
|
105
|
24
|
67
|
83
|
76
|
31
|
50
|
|
2025/12
|
137
|
80
|
70
|
66
|
75
|
96
|
106
|
103
|
71
|
88
|
148
|
40
|
59
|
84
|
73
|
73
|
159
|
130
|
133
|
193
|
86
|
42
|
48
|
80
|
71
|
51
|
61
|
74
|
101
|
116
|
41
|
|
2025/11
|
90
|
72
|
43
|
56
|
65
|
49
|
22
|
18
|
87
|
72
|
41
|
42
|
83
|
139
|
116
|
109
|
44
|
49
|
50
|
52
|
91
|
90
|
97
|
130
|
91
|
90
|
331
|
155
|
89
|
98
|
|
|
2025/10
|
14
|
25
|
11
|
25
|
42
|
52
|
49
|
35
|
35
|
62
|
50
|
57
|
14
|
37
|
27
|
21
|
19
|
17
|
26
|
28
|
20
|
31
|
41
|
49
|
51
|
63
|
66
|
69
|
59
|
41
|
85
|
|
2025/09
|
18
|
14
|
23
|
30
|
31
|
28
|
36
|
34
|
12
|
18
|
24
|
19
|
10
|
14
|
16
|
27
|
13
|
10
|
14
|
13
|
29
|
22
|
42
|
9
|
12
|
14
|
17
|
23
|
22
|
20
|
|
|
2025/08
|
10
|
9
|
12
|
15
|
26
|
27
|
12
|
11
|
13
|
10
|
8
|
9
|
13
|
20
|
19
|
21
|
28
|
26
|
21
|
16
|
17
|
24
|
15
|
18
|
15
|
10
|
20
|
31
|
23
|
9
|
11
|
|
2025/07
|
21
|
14
|
24
|
28
|
35
|
38
|
47
|
23
|
15
|
38
|
43
|
27
|
26
|
39
|
32
|
30
|
21
|
31
|
27
|
16
|
13
|
12
|
15
|
17
|
25
|
13
|
14
|
13
|
18
|
17
|
9
|
|
2025/06
|
30
|
16
|
44
|
59
|
57
|
37
|
22
|
26
|
24
|
40
|
45
|
46
|
43
|
34
|
33
|
53
|
54
|
16
|
9
|
9
|
8
|
17
|
30
|
37
|
27
|
31
|
13
|
12
|
10
|
15
|
|
|
2025/05
|
61
|
68
|
62
|
48
|
50
|
89
|
89
|
54
|
32
|
32
|
45
|
47
|
52
|
64
|
77
|
56
|
102
|
88
|
85
|
63
|
41
|
55
|
71
|
78
|
67
|
77
|
86
|
69
|
70
|
77
|
85
|
|
2025/04
|
60
|
64
|
54
|
67
|
85
|
77
|
66
|
72
|
77
|
92
|
76
|
237
|
109
|
72
|
50
|
59
|
70
|
74
|
75
|
50
|
56
|
84
|
78
|
87
|
60
|
52
|
50
|
68
|
55
|
53
|
|
|
2025/03
|
68
|
65
|
36
|
67
|
83
|
73
|
64
|
76
|
92
|
71
|
80
|
147
|
108
|
43
|
49
|
52
|
46
|
50
|
52
|
56
|
52
|
62
|
67
|
110
|
78
|
68
|
128
|
126
|
165
|
88
|
57
|
|
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