Air Quality
Excellent
No health implications.
7
PM2.5
18
PM10
70
O3
0.4
CO
6
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
9 Sep
61
Good
Thu
10 Sep
63
Good
Fri
11 Sep
61
Good
Sat
12 Sep
63
Good
Sun
13 Sep
82
Good
Mon
14 Sep
33
Excellent
Tue
15 Sep
48
Excellent
Air quality in the last 12 months (Yumen)
|
2026/08
|
37
|
41
|
38
|
41
|
44
|
60
|
48
|
65
|
57
|
39
|
34
|
44
|
47
|
43
|
42
|
54
|
39
|
39
|
52
|
39
|
39
|
50
|
48
|
51
|
42
|
62
|
43
|
41
|
42
|
39
|
41
|
|
2026/07
|
141
|
57
|
47
|
44
|
91
|
55
|
40
|
38
|
36
|
36
|
38
|
37
|
40
|
37
|
52
|
42
|
55
|
39
|
57
|
46
|
36
|
41
|
52
|
60
|
53
|
58
|
47
|
36
|
42
|
30
|
35
|
|
2026/06
|
43
|
61
|
94
|
45
|
150
|
85
|
42
|
38
|
42
|
36
|
41
|
42
|
44
|
39
|
40
|
152
|
63
|
47
|
44
|
45
|
42
|
44
|
48
|
123
|
39
|
42
|
48
|
41
|
39
|
51
|
|
|
2026/05
|
76
|
42
|
40
|
43
|
48
|
41
|
43
|
48
|
82
|
70
|
70
|
81
|
152
|
47
|
39
|
54
|
52
|
50
|
56
|
124
|
89
|
79
|
68
|
82
|
64
|
49
|
36
|
34
|
44
|
49
|
41
|
|
2026/04
|
58
|
92
|
69
|
50
|
41
|
46
|
58
|
62
|
53
|
54
|
54
|
35
|
44
|
45
|
61
|
43
|
48
|
66
|
55
|
93
|
125
|
104
|
86
|
51
|
48
|
43
|
41
|
151
|
70
|
51
|
|
|
2026/03
|
101
|
85
|
80
|
73
|
53
|
62
|
69
|
48
|
46
|
55
|
103
|
342
|
110
|
85
|
82
|
73
|
55
|
78
|
108
|
104
|
62
|
67
|
63
|
65
|
63
|
61
|
54
|
53
|
65
|
66
|
57
|
|
2026/02
|
65
|
62
|
70
|
67
|
77
|
202
|
125
|
122
|
166
|
76
|
103
|
62
|
63
|
60
|
85
|
69
|
87
|
53
|
51
|
122
|
230
|
140
|
41
|
144
|
93
|
60
|
75
|
77
|
|||
|
2026/01
|
52
|
59
|
54
|
43
|
56
|
50
|
43
|
51
|
82
|
69
|
63
|
65
|
73
|
153
|
117
|
74
|
53
|
53
|
61
|
57
|
64
|
90
|
69
|
237
|
376
|
141
|
135
|
85
|
236
|
136
|
76
|
|
2025/12
|
44
|
43
|
49
|
48
|
58
|
52
|
41
|
43
|
77
|
80
|
60
|
70
|
56
|
63
|
66
|
62
|
69
|
66
|
62
|
36
|
55
|
79
|
70
|
46
|
45
|
57
|
49
|
52
|
53
|
55
|
54
|
|
2025/11
|
65
|
54
|
66
|
62
|
73
|
151
|
148
|
141
|
66
|
69
|
69
|
71
|
49
|
65
|
57
|
33
|
33
|
53
|
80
|
74
|
63
|
77
|
115
|
61
|
91
|
67
|
75
|
96
|
65
|
66
|
|
|
2025/10
|
52
|
67
|
65
|
36
|
57
|
51
|
43
|
45
|
44
|
54
|
59
|
59
|
61
|
57
|
58
|
52
|
60
|
110
|
86
|
70
|
64
|
68
|
65
|
74
|
70
|
57
|
63
|
71
|
76
|
70
|
69
|
|
2025/09
|
152
|
111
|
114
|
75
|
69
|
73
|
69
|
63
|
67
|
67
|
57
|
88
|
59
|
94
|
46
|
45
|
58
|
48
|
55
|
81
|
74
|
70
|
43
|
51
|
58
|
56
|
62
|
58
|
51
|
51
|
|
|
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