Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
13
PM2.5
52
*
PM10
99
O3
0.5
CO
13
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
17 Mar
113
Light
Wed
18 Mar
79
Good
Thu
19 Mar
88
Good
Fri
20 Mar
70
Good
Sat
21 Mar
77
Good
Sun
22 Mar
76
Good
Mon
23 Mar
26
Excellent
Yumen Air quality rank
Air quality in the last 12 months (Yumen)
|
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
|
|
|
2025/08
|
45
|
41
|
39
|
41
|
37
|
35
|
32
|
39
|
47
|
55
|
50
|
45
|
37
|
40
|
38
|
45
|
47
|
51
|
151
|
42
|
38
|
34
|
49
|
56
|
77
|
35
|
35
|
39
|
36
|
68
|
60
|
|
2025/07
|
42
|
53
|
32
|
32
|
26
|
44
|
52
|
51
|
37
|
47
|
61
|
81
|
82
|
43
|
47
|
39
|
48
|
59
|
30
|
33
|
35
|
48
|
51
|
40
|
43
|
41
|
46
|
37
|
174
|
112
|
53
|
|
2025/06
|
39
|
52
|
44
|
50
|
54
|
54
|
37
|
44
|
44
|
37
|
45
|
42
|
73
|
46
|
30
|
34
|
34
|
68
|
42
|
51
|
32
|
40
|
28
|
31
|
86
|
43
|
33
|
74
|
36
|
31
|
|
|
2025/05
|
83
|
117
|
66
|
188
|
115
|
129
|
105
|
59
|
33
|
33
|
43
|
53
|
58
|
46
|
59
|
83
|
95
|
46
|
56
|
83
|
86
|
83
|
59
|
68
|
66
|
40
|
53
|
253
|
58
|
55
|
45
|
|
2025/04
|
164
|
208
|
163
|
59
|
95
|
90
|
126
|
78
|
51
|
76
|
49
|
34
|
37
|
90
|
121
|
86
|
135
|
69
|
80
|
77
|
79
|
67
|
45
|
43
|
52
|
46
|
56
|
62
|
83
|
51
|
|
|
2025/03
|
71
|
63
|
90
|
79
|
77
|
321
|
126
|
157
|
204
|
199
|
128
|
71
|
52
|
51
|
44
|
44
|
61
|
100
|
93
|
84
|
83
|
151
|
177
|
210
|
217
|
125
|
69
|
63
|
53
|
81
|
242
|
|
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