Air Quality
Excellent
No health implications.
7
PM2.5
14
PM10
33
O3
0.6
CO
3
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Aug
61
Good
Sun
9 Aug
69
Good
Mon
10 Aug
81
Good
Tue
11 Aug
66
Good
Wed
12 Aug
53
Good
Thu
13 Aug
31
Excellent
Fri
14 Aug
47
Excellent
Air quality in the last 12 months (Mentougou)
|
2026/06
|
38
|
75
|
40
|
26
|
30
|
27
|
18
|
26
|
22
|
22
|
27
|
36
|
41
|
36
|
77
|
46
|
27
|
59
|
72
|
25
|
31
|
56
|
39
|
55
|
31
|
31
|
54
|
60
|
56
|
36
|
|
|
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
|
|
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