Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
109
*
PM2.5
127
PM10
56
O3
0.8
CO
11
SO2
24
NO2
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
Advise
Children, seniors and individuals with respiratory or heart diseases should reduce sustained and high-intensity outdoor exercises.
Air Quality
Today
18 Mar
71
Good
Thu
19 Mar
57
Good
Fri
20 Mar
57
Good
Sat
21 Mar
56
Good
Sun
22 Mar
58
Good
Mon
23 Mar
57
Good
Tue
24 Mar
39
Excellent
Air quality in the last 12 months (Huachuan)
|
2026/02
|
39
|
52
|
49
|
55
|
39
|
21
|
22
|
30
|
57
|
73
|
62
|
45
|
64
|
40
|
23
|
44
|
66
|
24
|
41
|
43
|
57
|
69
|
52
|
42
|
43
|
33
|
32
|
27
|
|||
|
2026/01
|
25
|
33
|
35
|
26
|
24
|
40
|
27
|
26
|
51
|
47
|
35
|
70
|
64
|
32
|
46
|
32
|
41
|
52
|
51
|
32
|
26
|
26
|
25
|
42
|
23
|
31
|
38
|
49
|
33
|
32
|
27
|
|
2025/12
|
26
|
29
|
25
|
24
|
33
|
43
|
61
|
50
|
44
|
37
|
19
|
36
|
56
|
85
|
73
|
28
|
27
|
58
|
64
|
37
|
23
|
47
|
44
|
46
|
30
|
21
|
43
|
46
|
41
|
32
|
22
|
|
2025/11
|
70
|
51
|
52
|
55
|
102
|
68
|
31
|
66
|
51
|
21
|
32
|
58
|
47
|
33
|
60
|
59
|
44
|
25
|
65
|
78
|
30
|
95
|
115
|
55
|
42
|
58
|
47
|
47
|
49
|
38
|
|
|
2025/10
|
29
|
30
|
49
|
40
|
24
|
40
|
35
|
25
|
40
|
47
|
50
|
37
|
50
|
52
|
47
|
38
|
38
|
16
|
23
|
28
|
29
|
37
|
44
|
89
|
221
|
177
|
93
|
34
|
76
|
90
|
60
|
|
2025/09
|
32
|
28
|
32
|
44
|
46
|
30
|
38
|
36
|
26
|
20
|
28
|
27
|
31
|
33
|
24
|
24
|
17
|
23
|
26
|
28
|
37
|
38
|
49
|
34
|
21
|
16
|
22
|
34
|
30
|
33
|
|
|
2025/08
|
31
|
24
|
20
|
16
|
19
|
20
|
17
|
21
|
31
|
13
|
16
|
22
|
28
|
23
|
26
|
23
|
24
|
34
|
18
|
20
|
35
|
18
|
15
|
23
|
23
|
19
|
31
|
38
|
28
|
20
|
36
|
|
2025/07
|
22
|
24
|
24
|
20
|
32
|
21
|
21
|
39
|
37
|
30
|
32
|
32
|
19
|
24
|
31
|
20
|
22
|
27
|
27
|
27
|
19
|
26
|
29
|
29
|
25
|
23
|
24
|
22
|
30
|
18
|
17
|
|
2025/06
|
35
|
31
|
23
|
22
|
24
|
22
|
22
|
26
|
27
|
20
|
22
|
26
|
31
|
30
|
24
|
33
|
21
|
40
|
45
|
25
|
19
|
25
|
35
|
42
|
51
|
46
|
47
|
57
|
31
|
28
|
|
|
2025/05
|
45
|
39
|
26
|
17
|
29
|
33
|
40
|
45
|
32
|
33
|
47
|
78
|
72
|
50
|
39
|
32
|
29
|
24
|
34
|
34
|
31
|
36
|
28
|
17
|
24
|
33
|
28
|
48
|
50
|
53
|
63
|
|
2025/04
|
64
|
60
|
68
|
63
|
55
|
54
|
57
|
58
|
59
|
91
|
102
|
73
|
66
|
36
|
39
|
36
|
98
|
69
|
32
|
29
|
54
|
40
|
51
|
47
|
37
|
20
|
31
|
26
|
40
|
40
|
|
|
2025/03
|
22
|
24
|
44
|
54
|
52
|
41
|
32
|
51
|
64
|
70
|
46
|
39
|
29
|
25
|
22
|
37
|
42
|
33
|
39
|
89
|
42
|
23
|
19
|
32
|
37
|
30
|
30
|
20
|
31
|
20
|
46
|
|
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