Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
83
*
PM2.5
154
PM10
25
O3
0.7
CO
6
SO2
65
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
21 Mar
106
Light
Sun
22 Mar
54
Good
Mon
23 Mar
52
Good
Tue
24 Mar
77
Good
Wed
25 Mar
95
Good
Thu
26 Mar
110
Light
Fri
27 Mar
36
Excellent
Mentougou Air quality rank
Air quality in the last 12 months (Mentougou)
|
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
|
|
|
2025/05
|
33
|
36
|
21
|
50
|
52
|
36
|
70
|
98
|
30
|
44
|
55
|
74
|
76
|
28
|
48
|
75
|
72
|
40
|
57
|
89
|
82
|
64
|
47
|
53
|
54
|
48
|
50
|
60
|
67
|
72
|
88
|
|
2025/04
|
47
|
35
|
74
|
77
|
35
|
75
|
79
|
58
|
65
|
82
|
119
|
144
|
66
|
61
|
62
|
102
|
73
|
34
|
42
|
65
|
73
|
33
|
60
|
48
|
68
|
102
|
32
|
61
|
60
|
39
|
|
|
2025/03
|
196
|
83
|
40
|
55
|
70
|
24
|
71
|
108
|
134
|
145
|
210
|
74
|
109
|
74
|
57
|
40
|
49
|
47
|
42
|
54
|
40
|
66
|
150
|
118
|
84
|
82
|
50
|
35
|
44
|
63
|
70
|
|
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