Air Quality
Excellent
No health implications.
11
PM2.5
15
PM10
21
O3
0.8
CO
4
SO2
24
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Mar
45
Excellent
Wed
18 Mar
63
Good
Thu
19 Mar
81
Good
Fri
20 Mar
61
Good
Sat
21 Mar
59
Good
Sun
22 Mar
64
Good
Mon
23 Mar
50
Excellent
Air quality in the last 12 months (Yuelu)
|
2026/02
|
45
|
65
|
70
|
78
|
110
|
135
|
81
|
71
|
59
|
64
|
54
|
61
|
70
|
59
|
61
|
24
|
86
|
59
|
55
|
52
|
40
|
54
|
52
|
39
|
47
|
23
|
36
|
38
|
|||
|
2026/01
|
37
|
59
|
69
|
51
|
73
|
91
|
77
|
63
|
69
|
80
|
82
|
71
|
97
|
67
|
103
|
113
|
177
|
177
|
19
|
41
|
54
|
56
|
77
|
56
|
76
|
146
|
126
|
103
|
72
|
36
|
51
|
|
2025/12
|
123
|
123
|
75
|
64
|
84
|
99
|
122
|
146
|
137
|
142
|
174
|
172
|
31
|
55
|
58
|
63
|
107
|
141
|
89
|
128
|
97
|
75
|
50
|
80
|
70
|
64
|
74
|
79
|
98
|
175
|
147
|
|
2025/11
|
81
|
57
|
46
|
44
|
58
|
41
|
64
|
12
|
23
|
27
|
62
|
52
|
46
|
63
|
76
|
78
|
65
|
30
|
32
|
49
|
65
|
72
|
84
|
69
|
70
|
69
|
85
|
89
|
69
|
65
|
|
|
2025/10
|
54
|
52
|
42
|
41
|
52
|
37
|
63
|
75
|
58
|
52
|
121
|
160
|
82
|
66
|
73
|
42
|
32
|
9
|
9
|
11
|
19
|
35
|
42
|
47
|
86
|
86
|
81
|
83
|
73
|
121
|
74
|
|
2025/09
|
42
|
28
|
35
|
33
|
38
|
43
|
49
|
40
|
42
|
44
|
35
|
29
|
36
|
44
|
37
|
39
|
37
|
30
|
17
|
27
|
32
|
27
|
32
|
17
|
19
|
29
|
41
|
54
|
45
|
49
|
|
|
2025/08
|
44
|
52
|
40
|
28
|
30
|
19
|
17
|
21
|
29
|
32
|
39
|
41
|
29
|
29
|
17
|
29
|
26
|
32
|
14
|
20
|
21
|
20
|
27
|
25
|
27
|
28
|
34
|
30
|
26
|
49
|
32
|
|
2025/07
|
19
|
18
|
24
|
32
|
43
|
44
|
51
|
52
|
40
|
23
|
32
|
29
|
26
|
33
|
33
|
29
|
34
|
41
|
38
|
33
|
16
|
14
|
15
|
23
|
27
|
34
|
28
|
27
|
32
|
32
|
33
|
|
2025/06
|
15
|
29
|
47
|
54
|
51
|
47
|
32
|
30
|
36
|
42
|
26
|
22
|
38
|
26
|
25
|
32
|
19
|
19
|
21
|
20
|
21
|
14
|
20
|
21
|
36
|
40
|
28
|
21
|
20
|
22
|
|
|
2025/05
|
68
|
65
|
69
|
62
|
51
|
65
|
70
|
40
|
36
|
56
|
49
|
53
|
50
|
68
|
55
|
36
|
41
|
55
|
41
|
22
|
24
|
26
|
42
|
59
|
57
|
57
|
66
|
25
|
23
|
27
|
22
|
|
2025/04
|
64
|
67
|
63
|
67
|
83
|
90
|
79
|
78
|
74
|
61
|
58
|
215
|
148
|
146
|
89
|
69
|
74
|
74
|
33
|
63
|
35
|
49
|
61
|
41
|
48
|
40
|
48
|
59
|
69
|
45
|
|
|
2025/03
|
44
|
40
|
12
|
40
|
48
|
63
|
55
|
49
|
69
|
58
|
46
|
79
|
67
|
19
|
35
|
54
|
48
|
51
|
50
|
56
|
61
|
70
|
83
|
81
|
71
|
84
|
88
|
64
|
66
|
34
|
62
|
|
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