Air Quality
Excellent
No health implications.
8
PM2.5
30
PM10
110
O3
0.4
CO
6
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Apr
70
Good
Fri
24 Apr
69
Good
Sat
25 Apr
71
Good
Sun
26 Apr
76
Good
Mon
27 Apr
64
Good
Tue
28 Apr
56
Good
Wed
29 Apr
25
Excellent
Air quality in the last 12 months (Huili)
|
2026/03
|
50
|
46
|
48
|
34
|
53
|
67
|
73
|
60
|
29
|
30
|
51
|
54
|
33
|
28
|
24
|
34
|
34
|
28
|
36
|
35
|
38
|
40
|
31
|
31
|
35
|
33
|
35
|
41
|
33
|
29
|
29
|
|
2026/02
|
51
|
43
|
42
|
37
|
32
|
34
|
48
|
40
|
35
|
35
|
32
|
37
|
37
|
37
|
36
|
50
|
107
|
63
|
44
|
41
|
40
|
46
|
45
|
48
|
51
|
56
|
50
|
44
|
|||
|
2026/01
|
53
|
42
|
33
|
31
|
36
|
39
|
41
|
43
|
70
|
61
|
52
|
43
|
54
|
55
|
53
|
49
|
67
|
67
|
68
|
58
|
51
|
56
|
82
|
64
|
60
|
55
|
67
|
82
|
59
|
37
|
44
|
|
2025/12
|
61
|
57
|
45
|
46
|
41
|
48
|
45
|
51
|
49
|
50
|
61
|
53
|
57
|
59
|
52
|
61
|
56
|
66
|
63
|
59
|
50
|
47
|
58
|
51
|
39
|
61
|
65
|
63
|
65
|
56
|
58
|
|
2025/11
|
22
|
16
|
15
|
35
|
39
|
36
|
32
|
37
|
31
|
27
|
30
|
33
|
33
|
35
|
36
|
39
|
40
|
35
|
19
|
40
|
41
|
43
|
43
|
40
|
46
|
52
|
46
|
53
|
58
|
63
|
|
|
2025/10
|
20
|
21
|
25
|
24
|
23
|
25
|
22
|
18
|
21
|
26
|
25
|
24
|
27
|
30
|
28
|
27
|
21
|
23
|
25
|
28
|
21
|
21
|
30
|
38
|
43
|
28
|
28
|
37
|
36
|
35
|
36
|
|
2025/09
|
29
|
28
|
27
|
28
|
25
|
26
|
27
|
34
|
24
|
34
|
25
|
26
|
27
|
30
|
28
|
26
|
21
|
20
|
20
|
31
|
27
|
26
|
21
|
22
|
38
|
28
|
29
|
26
|
22
|
21
|
|
|
2025/08
|
29
|
31
|
30
|
30
|
27
|
26
|
33
|
25
|
26
|
21
|
22
|
22
|
26
|
36
|
38
|
27
|
22
|
27
|
27
|
23
|
27
|
19
|
18
|
18
|
23
|
29
|
29
|
26
|
29
|
32
|
28
|
|
2025/07
|
26
|
20
|
25
|
23
|
26
|
21
|
28
|
25
|
20
|
27
|
24
|
27
|
29
|
34
|
34
|
34
|
36
|
38
|
22
|
28
|
23
|
22
|
19
|
23
|
19
|
22
|
27
|
23
|
35
|
37
|
24
|
|
2025/06
|
24
|
22
|
18
|
27
|
36
|
37
|
32
|
29
|
31
|
43
|
37
|
40
|
47
|
46
|
19
|
30
|
25
|
21
|
17
|
16
|
13
|
17
|
25
|
19
|
20
|
30
|
23
|
27
|
21
|
18
|
|
|
2025/05
|
41
|
35
|
29
|
25
|
26
|
28
|
28
|
26
|
33
|
35
|
35
|
36
|
32
|
29
|
31
|
34
|
30
|
31
|
31
|
29
|
31
|
31
|
42
|
29
|
48
|
37
|
23
|
17
|
20
|
23
|
15
|
|
2025/04
|
46
|
54
|
61
|
57
|
45
|
47
|
45
|
56
|
56
|
54
|
45
|
60
|
52
|
47
|
47
|
36
|
27
|
28
|
29
|
25
|
24
|
29
|
38
|
40
|
38
|
56
|
52
|
41
|
43
|
25
|
|
|
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