Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
19
PM2.5
114
*
PM10
125
O3
0.3
CO
9
SO2
4
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
28 Jun
75
Good
Sun
29 Jun
82
Good
Mon
30 Jun
77
Good
Tue
1 Jul
81
Good
Wed
2 Jul
81
Good
Thu
3 Jul
78
Good
Fri
4 Jul
26
Excellent
Air quality in the last 12 months (Dunhuang)
|
2025/05
|
75
|
167
|
65
|
149
|
86
|
84
|
143
|
73
|
41
|
41
|
54
|
58
|
57
|
48
|
61
|
67
|
68
|
51
|
79
|
93
|
95
|
67
|
70
|
72
|
55
|
50
|
71
|
197
|
69
|
61
|
48
|
|
2025/04
|
128
|
269
|
104
|
59
|
104
|
121
|
90
|
63
|
56
|
81
|
49
|
33
|
51
|
106
|
137
|
72
|
139
|
98
|
96
|
97
|
83
|
80
|
54
|
50
|
55
|
41
|
53
|
60
|
65
|
51
|
|
|
2025/03
|
85
|
73
|
72
|
90
|
108
|
172
|
124
|
137
|
126
|
186
|
98
|
72
|
67
|
68
|
52
|
52
|
65
|
92
|
89
|
76
|
92
|
133
|
275
|
207
|
174
|
341
|
87
|
78
|
75
|
110
|
148
|
|
2025/02
|
80
|
50
|
46
|
43
|
34
|
46
|
49
|
47
|
64
|
83
|
74
|
77
|
66
|
66
|
85
|
89
|
80
|
74
|
75
|
64
|
66
|
122
|
57
|
92
|
111
|
126
|
119
|
99
|
|||
|
2025/01
|
68
|
76
|
83
|
80
|
66
|
79
|
69
|
65
|
67
|
70
|
66
|
53
|
43
|
45
|
47
|
51
|
60
|
70
|
66
|
70
|
69
|
71
|
66
|
78
|
94
|
75
|
81
|
104
|
156
|
100
|
94
|
|
2024/12
|
67
|
76
|
66
|
56
|
53
|
57
|
54
|
56
|
56
|
57
|
53
|
50
|
55
|
49
|
52
|
63
|
69
|
63
|
62
|
58
|
66
|
71
|
66
|
59
|
51
|
49
|
54
|
59
|
63
|
82
|
81
|
|
2024/11
|
59
|
60
|
53
|
62
|
67
|
67
|
67
|
72
|
65
|
53
|
52
|
56
|
63
|
70
|
41
|
50
|
62
|
65
|
64
|
66
|
76
|
71
|
57
|
52
|
38
|
45
|
52
|
52
|
59
|
68
|
|
|
2024/10
|
49
|
53
|
57
|
57
|
46
|
49
|
49
|
56
|
52
|
54
|
58
|
73
|
73
|
53
|
65
|
65
|
61
|
107
|
105
|
60
|
51
|
56
|
58
|
61
|
50
|
55
|
55
|
51
|
56
|
52
|
48
|
|
2024/09
|
57
|
66
|
57
|
44
|
48
|
45
|
63
|
181
|
65
|
56
|
49
|
75
|
42
|
55
|
49
|
49
|
51
|
52
|
65
|
51
|
53
|
55
|
68
|
44
|
50
|
57
|
52
|
78
|
49
|
41
|
|
|
2024/08
|
49
|
41
|
43
|
44
|
54
|
42
|
41
|
41
|
21
|
31
|
41
|
63
|
37
|
35
|
42
|
44
|
50
|
42
|
65
|
63
|
52
|
64
|
53
|
56
|
59
|
58
|
52
|
49
|
42
|
97
|
45
|
|
2024/07
|
39
|
30
|
85
|
42
|
55
|
55
|
88
|
79
|
73
|
48
|
37
|
37
|
26
|
36
|
25
|
28
|
34
|
49
|
125
|
65
|
49
|
46
|
47
|
40
|
38
|
38
|
51
|
36
|
38
|
36
|
43
|
|
2024/06
|
40
|
34
|
46
|
57
|
57
|
45
|
48
|
32
|
32
|
40
|
36
|
60
|
37
|
48
|
56
|
44
|
40
|
34
|
41
|
39
|
33
|
34
|
31
|
33
|
60
|
59
|
54
|
40
|
61
|
32
|
|
|
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