Air Quality
Excellent
No health implications.
22
PM2.5
34
PM10
150
O3
0.4
CO
8
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Jul
91
Good
Fri
24 Jul
83
Good
Sat
25 Jul
87
Good
Sun
26 Jul
86
Good
Mon
27 Jul
85
Good
Tue
28 Jul
88
Good
Wed
29 Jul
48
Excellent
Air quality in the last 12 months (Yijun)
|
2026/06
|
66
|
61
|
55
|
48
|
41
|
30
|
36
|
30
|
29
|
31
|
39
|
40
|
39
|
41
|
42
|
44
|
47
|
33
|
35
|
25
|
21
|
28
|
32
|
36
|
33
|
37
|
38
|
41
|
43
|
32
|
|
|
2026/05
|
36
|
34
|
37
|
36
|
44
|
50
|
45
|
38
|
47
|
61
|
65
|
65
|
40
|
34
|
53
|
30
|
18
|
31
|
33
|
35
|
31
|
32
|
35
|
37
|
34
|
40
|
53
|
52
|
37
|
40
|
42
|
|
2026/04
|
51
|
60
|
116
|
79
|
73
|
72
|
69
|
65
|
60
|
57
|
52
|
52
|
44
|
55
|
45
|
44
|
42
|
47
|
160
|
108
|
36
|
29
|
41
|
47
|
54
|
60
|
105
|
86
|
51
|
48
|
|
|
2026/03
|
18
|
35
|
48
|
61
|
70
|
45
|
48
|
81
|
59
|
98
|
80
|
99
|
122
|
57
|
50
|
59
|
57
|
100
|
88
|
83
|
74
|
90
|
75
|
64
|
71
|
58
|
58
|
56
|
47
|
49
|
50
|
|
2026/02
|
98
|
53
|
60
|
84
|
93
|
76
|
54
|
45
|
60
|
115
|
99
|
82
|
70
|
72
|
49
|
44
|
103
|
65
|
58
|
48
|
203
|
317
|
124
|
68
|
72
|
82
|
56
|
35
|
|||
|
2026/01
|
85
|
104
|
152
|
94
|
53
|
40
|
45
|
48
|
52
|
55
|
53
|
57
|
65
|
80
|
90
|
63
|
82
|
98
|
39
|
34
|
43
|
67
|
82
|
74
|
99
|
150
|
130
|
128
|
98
|
99
|
108
|
|
2025/12
|
75
|
55
|
45
|
61
|
77
|
89
|
59
|
68
|
86
|
111
|
79
|
74
|
84
|
73
|
84
|
71
|
64
|
78
|
67
|
43
|
56
|
79
|
78
|
76
|
53
|
58
|
70
|
77
|
76
|
76
|
80
|
|
2025/11
|
52
|
53
|
66
|
67
|
76
|
64
|
21
|
42
|
85
|
87
|
71
|
55
|
49
|
68
|
64
|
57
|
29
|
35
|
45
|
61
|
64
|
72
|
60
|
87
|
66
|
141
|
121
|
76
|
68
|
68
|
|
|
2025/10
|
33
|
26
|
30
|
22
|
18
|
9
|
11
|
22
|
21
|
11
|
13
|
14
|
25
|
29
|
18
|
26
|
24
|
31
|
42
|
25
|
26
|
35
|
60
|
56
|
58
|
39
|
47
|
53
|
64
|
54
|
47
|
|
2025/09
|
31
|
29
|
25
|
9
|
36
|
40
|
51
|
49
|
37
|
32
|
24
|
25
|
36
|
40
|
38
|
30
|
21
|
10
|
18
|
29
|
16
|
11
|
22
|
31
|
28
|
31
|
25
|
28
|
39
|
48
|
|
|
2025/08
|
35
|
36
|
36
|
36
|
31
|
37
|
33
|
25
|
20
|
27
|
33
|
37
|
38
|
41
|
30
|
19
|
19
|
25
|
25
|
27
|
32
|
38
|
21
|
20
|
29
|
33
|
24
|
18
|
21
|
31
|
25
|
|
2025/07
|
24
|
14
|
23
|
23
|
21
|
30
|
35
|
24
|
29
|
32
|
41
|
48
|
44
|
37
|
43
|
35
|
37
|
37
|
41
|
27
|
25
|
32
|
22
|
17
|
19
|
22
|
27
|
31
|
34
|
31
|
33
|
|
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