Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Oct
Sun
19 Oct
Mon
20 Oct
Tue
21 Oct
Wed
22 Oct
Thu
23 Oct
Fri
24 Oct
Alxa League Air quality rank
Real-time AQI (Monitoring Station in Alxa League)
盟环保楼
4216
PM2.5
42
PM10
75
O3
0.6
CO
11
SO2
8
NO2
环保局新楼
4015
PM2.5
40
PM10
71
O3
0.6
CO
11
SO2
9
NO2
Air quality in the last 12 months (Alxa League)
|
2025/08
|
28
|
43
|
41
|
128
|
27
|
29
|
34
|
15
|
26
|
33
|
52
|
58
|
39
|
34
|
30
|
30
|
37
|
53
|
48
|
37
|
14
|
21
|
23
|
31
|
29
|
23
|
18
|
25
|
21
|
25
|
30
|
|
2025/07
|
20
|
19
|
41
|
40
|
23
|
30
|
25
|
37
|
16
|
30
|
36
|
30
|
26
|
51
|
42
|
22
|
21
|
37
|
40
|
19
|
14
|
18
|
38
|
28
|
17
|
30
|
24
|
30
|
33
|
20
|
40
|
|
2025/06
|
30
|
28
|
13
|
26
|
30
|
29
|
41
|
32
|
54
|
29
|
40
|
62
|
28
|
37
|
37
|
22
|
26
|
54
|
25
|
18
|
20
|
74
|
26
|
28
|
24
|
27
|
19
|
20
|
34
|
13
|
|
|
2025/05
|
72
|
98
|
55
|
131
|
322
|
79
|
106
|
73
|
37
|
25
|
19
|
56
|
76
|
76
|
35
|
137
|
163
|
68
|
40
|
52
|
169
|
115
|
30
|
31
|
33
|
33
|
38
|
46
|
225
|
142
|
36
|
|
2025/04
|
51
|
56
|
146
|
46
|
35
|
132
|
69
|
126
|
45
|
65
|
323
|
135
|
60
|
25
|
139
|
126
|
91
|
155
|
142
|
129
|
228
|
50
|
51
|
45
|
46
|
65
|
42
|
24
|
125
|
256
|
|
|
2025/03
|
103
|
64
|
55
|
55
|
55
|
41
|
101
|
73
|
175
|
80
|
230
|
43
|
75
|
87
|
35
|
19
|
24
|
17
|
21
|
34
|
51
|
93
|
324
|
368
|
352
|
334
|
166
|
68
|
15
|
20
|
28
|
|
2025/02
|
32
|
22
|
25
|
25
|
24
|
73
|
73
|
41
|
54
|
58
|
64
|
35
|
35
|
46
|
66
|
50
|
62
|
52
|
50
|
56
|
79
|
27
|
26
|
43
|
63
|
49
|
35
|
49
|
|||
|
2025/01
|
37
|
39
|
46
|
84
|
41
|
52
|
27
|
16
|
28
|
34
|
82
|
150
|
140
|
21
|
19
|
22
|
39
|
43
|
23
|
21
|
28
|
33
|
47
|
77
|
77
|
38
|
18
|
49
|
54
|
33
|
27
|
|
2024/12
|
34
|
35
|
32
|
22
|
21
|
18
|
20
|
28
|
41
|
43
|
33
|
35
|
26
|
25
|
17
|
26
|
27
|
41
|
49
|
39
|
52
|
38
|
68
|
42
|
29
|
44
|
28
|
20
|
83
|
51
|
35
|
|
2024/11
|
43
|
39
|
23
|
36
|
30
|
34
|
40
|
43
|
44
|
46
|
32
|
41
|
40
|
31
|
90
|
24
|
23
|
42
|
34
|
31
|
33
|
47
|
56
|
40
|
42
|
52
|
57
|
23
|
21
|
31
|
|
|
2024/10
|
37
|
19
|
29
|
35
|
37
|
32
|
26
|
41
|
45
|
32
|
39
|
31
|
32
|
36
|
48
|
44
|
41
|
44
|
35
|
56
|
28
|
20
|
28
|
29
|
48
|
27
|
29
|
30
|
30
|
44
|
37
|
|
2024/09
|
47
|
25
|
45
|
36
|
33
|
14
|
16
|
28
|
47
|
26
|
13
|
21
|
14
|
41
|
17
|
23
|
51
|
42
|
56
|
19
|
25
|
29
|
24
|
38
|
40
|
54
|
40
|
61
|
34
|
44
|
|
|
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