Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
20
PM2.5
43
PM10
196
O3
0.5
CO
6
SO2
8
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
27 Jun
116
Light
Sun
28 Jun
88
Good
Mon
29 Jun
80
Good
Tue
30 Jun
71
Good
Wed
1 Jul
81
Good
Thu
2 Jul
84
Good
Fri
3 Jul
41
Excellent
Air quality in the last 12 months (Mentougou)
|
2026/05
|
64
|
42
|
36
|
39
|
62
|
56
|
29
|
42
|
72
|
55
|
52
|
73
|
90
|
106
|
77
|
56
|
26
|
26
|
41
|
38
|
34
|
33
|
38
|
68
|
46
|
29
|
39
|
29
|
33
|
52
|
63
|
|
2026/04
|
49
|
87
|
90
|
61
|
42
|
25
|
37
|
84
|
58
|
42
|
53
|
76
|
67
|
87
|
107
|
92
|
49
|
98
|
83
|
90
|
67
|
68
|
64
|
67
|
62
|
53
|
36
|
30
|
27
|
49
|
|
|
2026/03
|
94
|
118
|
105
|
56
|
70
|
30
|
67
|
83
|
28
|
92
|
55
|
97
|
101
|
51
|
71
|
59
|
146
|
34
|
57
|
64
|
74
|
65
|
115
|
133
|
176
|
158
|
40
|
81
|
74
|
32
|
60
|
|
2026/02
|
47
|
36
|
54
|
70
|
25
|
19
|
20
|
39
|
71
|
70
|
39
|
63
|
77
|
52
|
27
|
29
|
41
|
32
|
55
|
70
|
156
|
39
|
37
|
61
|
103
|
84
|
41
|
67
|
|||
|
2026/01
|
37
|
42
|
59
|
55
|
48
|
40
|
28
|
60
|
71
|
37
|
36
|
50
|
42
|
62
|
94
|
49
|
28
|
38
|
15
|
22
|
25
|
38
|
46
|
43
|
40
|
55
|
38
|
63
|
75
|
111
|
101
|
|
2025/12
|
24
|
21
|
38
|
30
|
51
|
86
|
45
|
38
|
55
|
72
|
49
|
51
|
33
|
45
|
59
|
55
|
94
|
152
|
118
|
17
|
38
|
69
|
41
|
21
|
27
|
49
|
66
|
71
|
31
|
24
|
26
|
|
2025/11
|
17
|
26
|
60
|
72
|
153
|
178
|
64
|
56
|
34
|
43
|
63
|
70
|
27
|
50
|
69
|
27
|
18
|
25
|
48
|
32
|
52
|
57
|
82
|
47
|
38
|
63
|
32
|
59
|
91
|
89
|
|
|
2025/10
|
40
|
47
|
37
|
44
|
49
|
21
|
43
|
19
|
7
|
11
|
17
|
35
|
46
|
45
|
70
|
65
|
18
|
14
|
16
|
25
|
30
|
47
|
65
|
83
|
116
|
18
|
39
|
86
|
166
|
153
|
69
|
|
2025/09
|
21
|
38
|
45
|
46
|
42
|
23
|
27
|
31
|
48
|
43
|
52
|
57
|
48
|
27
|
26
|
20
|
16
|
21
|
32
|
38
|
41
|
33
|
45
|
46
|
35
|
44
|
55
|
37
|
34
|
39
|
|
|
2025/08
|
45
|
55
|
24
|
35
|
25
|
37
|
26
|
35
|
15
|
25
|
42
|
46
|
23
|
34
|
47
|
22
|
35
|
41
|
20
|
18
|
28
|
26
|
15
|
18
|
25
|
24
|
17
|
15
|
31
|
27
|
27
|
|
2025/07
|
36
|
35
|
23
|
26
|
13
|
14
|
40
|
30
|
45
|
23
|
51
|
49
|
18
|
38
|
51
|
37
|
11
|
33
|
65
|
18
|
26
|
43
|
44
|
31
|
23
|
47
|
48
|
25
|
7
|
16
|
34
|
|
2025/06
|
75
|
21
|
13
|
23
|
53
|
37
|
29
|
55
|
46
|
28
|
58
|
78
|
65
|
52
|
11
|
15
|
33
|
60
|
35
|
28
|
18
|
31
|
51
|
46
|
57
|
62
|
79
|
51
|
56
|
46
|
|
|
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