Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
13
PM2.5
69
*
PM10
18
O3
0.5
CO
7
SO2
61
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
2 Apr
106
Light
Fri
3 Apr
102
Light
Sat
4 Apr
73
Good
Sun
5 Apr
97
Good
Mon
6 Apr
98
Good
Tue
7 Apr
49
Excellent
Wed
8 Apr
37
Excellent
Hexi Air quality rank
Air quality in the last 12 months (Hexi)
|
2026/02
|
139
|
30
|
119
|
154
|
82
|
45
|
35
|
38
|
88
|
78
|
97
|
104
|
156
|
121
|
22
|
33
|
115
|
42
|
65
|
72
|
172
|
50
|
47
|
81
|
72
|
58
|
51
|
56
|
|||
|
2026/01
|
41
|
68
|
119
|
174
|
108
|
137
|
14
|
70
|
91
|
38
|
31
|
75
|
47
|
66
|
117
|
78
|
38
|
48
|
24
|
21
|
32
|
90
|
83
|
137
|
52
|
64
|
70
|
52
|
65
|
60
|
66
|
|
2025/12
|
45
|
23
|
37
|
40
|
61
|
141
|
76
|
25
|
85
|
135
|
61
|
35
|
46
|
82
|
129
|
104
|
105
|
162
|
207
|
18
|
27
|
56
|
52
|
33
|
26
|
55
|
92
|
194
|
40
|
42
|
21
|
|
2025/11
|
65
|
13
|
41
|
118
|
150
|
118
|
47
|
85
|
47
|
86
|
131
|
157
|
23
|
85
|
125
|
46
|
23
|
44
|
64
|
34
|
69
|
101
|
116
|
69
|
31
|
81
|
32
|
97
|
128
|
115
|
|
|
2025/10
|
82
|
42
|
33
|
53
|
35
|
14
|
48
|
34
|
11
|
15
|
26
|
44
|
57
|
48
|
79
|
53
|
37
|
16
|
24
|
23
|
42
|
64
|
75
|
97
|
118
|
59
|
46
|
164
|
188
|
125
|
70
|
|
2025/09
|
39
|
44
|
54
|
56
|
54
|
29
|
44
|
44
|
49
|
38
|
62
|
73
|
61
|
56
|
61
|
33
|
21
|
30
|
38
|
48
|
61
|
33
|
48
|
56
|
55
|
50
|
56
|
54
|
55
|
80
|
|
|
2025/08
|
47
|
41
|
30
|
32
|
42
|
57
|
30
|
24
|
39
|
34
|
44
|
40
|
30
|
43
|
55
|
19
|
40
|
29
|
34
|
35
|
18
|
24
|
30
|
22
|
30
|
45
|
41
|
13
|
44
|
19
|
29
|
|
2025/07
|
34
|
39
|
25
|
48
|
33
|
20
|
34
|
33
|
51
|
50
|
58
|
50
|
28
|
33
|
36
|
27
|
25
|
47
|
30
|
48
|
51
|
42
|
22
|
35
|
41
|
37
|
37
|
37
|
16
|
28
|
34
|
|
2025/06
|
83
|
48
|
20
|
26
|
53
|
67
|
55
|
48
|
51
|
38
|
49
|
63
|
69
|
63
|
25
|
13
|
39
|
53
|
31
|
33
|
40
|
46
|
55
|
66
|
46
|
56
|
54
|
68
|
88
|
33
|
|
|
2025/05
|
47
|
62
|
33
|
55
|
77
|
40
|
65
|
81
|
37
|
30
|
61
|
64
|
71
|
47
|
29
|
82
|
48
|
62
|
94
|
104
|
68
|
75
|
59
|
44
|
61
|
79
|
62
|
65
|
70
|
67
|
63
|
|
2025/04
|
57
|
22
|
53
|
73
|
25
|
75
|
71
|
48
|
55
|
68
|
95
|
120
|
72
|
54
|
61
|
93
|
71
|
50
|
48
|
69
|
102
|
47
|
61
|
41
|
61
|
85
|
63
|
53
|
63
|
79
|
|
|
2025/03
|
197
|
68
|
36
|
55
|
81
|
37
|
51
|
131
|
133
|
117
|
130
|
85
|
98
|
63
|
54
|
29
|
34
|
30
|
52
|
47
|
43
|
61
|
112
|
96
|
60
|
92
|
65
|
46
|
25
|
53
|
67
|
|
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