Air Quality
Moderate
Sensitive individuals will experience more serious conditions. The hearts and respiratory systems of healthy people may be affected.
134
*
PM2.5
154
PM10
24
O3
0.7
CO
7
SO2
30
NO2
Sensitive individuals will experience more serious conditions. The hearts and respiratory systems of healthy people may be affected.
Advise
Children, seniors and individuals with respiratory or heart diseases should avoid sustained and high-intensity outdoor exercises. General population should moderately reduce outdoor activities.
Air Quality
Today
12 Mar
116
Light
Thu
13 Mar
113
Light
Fri
14 Mar
77
Good
Sat
15 Mar
55
Good
Sun
16 Mar
72
Good
Mon
17 Mar
80
Good
Tue
18 Mar
48
Excellent
Air quality in the last 12 months (Changfeng)
|
2025/01
|
97
|
156
|
139
|
127
|
132
|
82
|
53
|
72
|
54
|
59
|
79
|
80
|
96
|
129
|
73
|
72
|
81
|
103
|
141
|
142
|
126
|
178
|
97
|
54
|
29
|
78
|
54
|
100
|
195
|
73
|
136
|
|
2024/12
|
71
|
111
|
79
|
56
|
102
|
150
|
136
|
49
|
49
|
67
|
98
|
81
|
101
|
87
|
67
|
73
|
106
|
91
|
59
|
78
|
92
|
63
|
76
|
95
|
120
|
151
|
90
|
94
|
67
|
91
|
112
|
|
2024/11
|
57
|
102
|
75
|
80
|
65
|
57
|
46
|
43
|
51
|
47
|
45
|
54
|
68
|
84
|
89
|
52
|
37
|
35
|
24
|
33
|
46
|
78
|
42
|
39
|
36
|
50
|
76
|
67
|
52
|
63
|
|
|
2024/10
|
31
|
55
|
43
|
32
|
28
|
17
|
12
|
36
|
48
|
64
|
73
|
71
|
65
|
51
|
60
|
59
|
36
|
21
|
38
|
43
|
53
|
53
|
51
|
44
|
40
|
56
|
82
|
115
|
73
|
43
|
39
|
|
2024/09
|
44
|
44
|
32
|
37
|
51
|
51
|
44
|
41
|
27
|
33
|
35
|
12
|
18
|
40
|
38
|
35
|
12
|
31
|
25
|
23
|
34
|
37
|
47
|
45
|
56
|
43
|
24
|
39
|
43
|
53
|
|
|
2024/08
|
18
|
16
|
25
|
30
|
29
|
35
|
29
|
39
|
37
|
39
|
74
|
66
|
50
|
29
|
27
|
26
|
32
|
30
|
32
|
18
|
36
|
39
|
39
|
40
|
45
|
39
|
17
|
17
|
26
|
31
|
39
|
|
2024/07
|
14
|
19
|
23
|
18
|
25
|
23
|
27
|
24
|
22
|
39
|
29
|
23
|
21
|
17
|
18
|
39
|
31
|
22
|
25
|
20
|
21
|
25
|
31
|
38
|
24
|
27
|
13
|
12
|
12
|
17
|
19
|
|
2024/06
|
52
|
45
|
56
|
55
|
54
|
37
|
39
|
53
|
53
|
32
|
31
|
48
|
50
|
58
|
54
|
51
|
40
|
48
|
32
|
43
|
25
|
25
|
32
|
42
|
47
|
57
|
44
|
14
|
8
|
16
|
|
|
2024/05
|
49
|
41
|
49
|
48
|
43
|
41
|
56
|
54
|
49
|
60
|
65
|
159
|
106
|
73
|
89
|
50
|
61
|
72
|
52
|
53
|
46
|
40
|
49
|
57
|
50
|
61
|
29
|
36
|
50
|
45
|
49
|
|
2024/04
|
81
|
39
|
63
|
55
|
52
|
46
|
57
|
32
|
49
|
65
|
52
|
65
|
60
|
57
|
48
|
76
|
89
|
59
|
52
|
50
|
56
|
54
|
84
|
86
|
66
|
68
|
59
|
38
|
37
|
53
|
|
|
2024/03
|
52
|
58
|
61
|
69
|
51
|
69
|
85
|
80
|
59
|
100
|
85
|
87
|
79
|
70
|
103
|
120
|
149
|
57
|
98
|
119
|
82
|
63
|
64
|
46
|
44
|
52
|
61
|
58
|
59
|
60
|
102
|
|
2024/02
|
27
|
51
|
73
|
77
|
82
|
87
|
125
|
191
|
156
|
157
|
152
|
78
|
50
|
57
|
50
|
34
|
32
|
40
|
73
|
22
|
32
|
49
|
53
|
66
|
109
|
87
|
50
|
62
|
53
|
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24
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27
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28
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30
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31
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- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution