Air Quality
Severe
Healthy people will experience reduced endurance in activities and may also show noticeably strong symptoms. Other illnesses may be triggered in healthy people. Elders and the sick should remain indoors and avoid exercise. Healthy individuals should avoid outdoor activities.
PM2.5
PM10
O3
CO
SO2
NO2
Healthy people will experience reduced endurance in activities and may also show noticeably strong symptoms. Other illnesses may be triggered in healthy people. Elders and the sick should remain indoors and avoid exercise. Healthy individuals should avoid outdoor activities.
Advise
Children, seniors and the sick should stay indoors and avoid physical exertion. General population should avoid outdoor activities.
Air Quality
Today
25 Jan
Mon
26 Jan
Tue
27 Jan
Wed
28 Jan
Thu
29 Jan
Fri
30 Jan
Sat
31 Jan
Chengguan Air quality rank
Banzhou, Guizhou
Longfeng, Heilongjiang
Bairin Left Banner, Inner Mongolia
Bairin Right Banner, Inner Mongolia
Linxi, Inner Mongolia
East Ujumqin Banner, Inner Mongolia
West Ujumqin Banner, Inner Mongolia
Chen Barag, Inner Mongolia
New Barag Left Banner, Inner Mongolia
Chengguan, Gansu
Air quality in the last 12 months (Chengguan)
|
2025/11
|
68
|
67
|
58
|
60
|
26
|
24
|
103
|
82
|
86
|
60
|
60
|
65
|
64
|
65
|
72
|
65
|
43
|
49
|
64
|
77
|
79
|
83
|
136
|
66
|
70
|
123
|
143
|
71
|
74
|
85
|
|
|
2025/10
|
32
|
37
|
52
|
63
|
57
|
45
|
37
|
32
|
41
|
33
|
31
|
33
|
50
|
51
|
51
|
54
|
39
|
50
|
56
|
52
|
41
|
39
|
28
|
39
|
48
|
42
|
60
|
62
|
67
|
64
|
67
|
|
2025/09
|
40
|
62
|
62
|
61
|
61
|
97
|
79
|
67
|
57
|
51
|
41
|
44
|
63
|
70
|
133
|
76
|
33
|
26
|
40
|
36
|
48
|
60
|
39
|
50
|
41
|
42
|
44
|
44
|
49
|
51
|
|
|
2025/08
|
52
|
39
|
41
|
27
|
38
|
47
|
37
|
23
|
38
|
52
|
47
|
38
|
48
|
39
|
45
|
46
|
34
|
33
|
40
|
99
|
27
|
35
|
31
|
43
|
37
|
26
|
37
|
32
|
37
|
50
|
49
|
|
2025/07
|
51
|
54
|
48
|
36
|
36
|
31
|
37
|
29
|
41
|
37
|
33
|
30
|
34
|
41
|
52
|
55
|
48
|
51
|
75
|
34
|
42
|
36
|
41
|
40
|
38
|
44
|
43
|
39
|
42
|
35
|
58
|
|
2025/06
|
43
|
46
|
42
|
37
|
42
|
41
|
53
|
55
|
40
|
46
|
48
|
52
|
68
|
43
|
66
|
47
|
54
|
57
|
40
|
46
|
47
|
29
|
37
|
37
|
35
|
45
|
34
|
41
|
52
|
38
|
|
|
2025/05
|
58
|
135
|
112
|
122
|
112
|
155
|
109
|
43
|
48
|
49
|
48
|
58
|
81
|
41
|
49
|
55
|
192
|
56
|
60
|
57
|
65
|
57
|
45
|
40
|
38
|
53
|
50
|
36
|
41
|
107
|
75
|
|
2025/04
|
115
|
114
|
93
|
119
|
80
|
67
|
70
|
87
|
128
|
72
|
127
|
380
|
108
|
75
|
67
|
182
|
93
|
255
|
157
|
138
|
92
|
78
|
62
|
57
|
54
|
48
|
66
|
49
|
57
|
94
|
|
|
2025/03
|
90
|
58
|
68
|
84
|
61
|
65
|
72
|
82
|
82
|
72
|
215
|
101
|
103
|
63
|
47
|
59
|
50
|
43
|
55
|
64
|
62
|
66
|
63
|
76
|
110
|
403
|
75
|
81
|
63
|
90
|
78
|
|
2025/02
|
72
|
63
|
54
|
57
|
44
|
51
|
56
|
64
|
72
|
67
|
91
|
106
|
105
|
71
|
62
|
81
|
85
|
72
|
75
|
71
|
74
|
79
|
60
|
70
|
76
|
74
|
76
|
77
|
|||
|
2025/01
|
86
|
74
|
88
|
82
|
118
|
135
|
65
|
69
|
71
|
67
|
68
|
85
|
93
|
68
|
70
|
92
|
83
|
68
|
98
|
104
|
90
|
98
|
120
|
92
|
74
|
90
|
87
|
148
|
241
|
140
|
88
|
|
2024/12
|
89
|
73
|
74
|
57
|
65
|
65
|
48
|
58
|
63
|
69
|
75
|
61
|
63
|
87
|
119
|
125
|
105
|
71
|
79
|
84
|
80
|
119
|
115
|
92
|
112
|
83
|
56
|
89
|
92
|
89
|
106
|
|
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
*: primary pollution