Air Quality
Excellent
No health implications.
12
PM2.5
27
PM10
80
O3
0.3
CO
13
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 Jul
65
Good
Fri
25 Jul
54
Good
Sat
26 Jul
57
Good
Sun
27 Jul
56
Good
Mon
28 Jul
53
Good
Tue
29 Jul
57
Good
Wed
30 Jul
41
Excellent
Huachuan Air quality rank
Air quality in the last 12 months (Huachuan)
|
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
|
|
2025/02
|
72
|
93
|
106
|
59
|
25
|
24
|
46
|
46
|
34
|
39
|
67
|
75
|
43
|
42
|
54
|
28
|
19
|
30
|
50
|
39
|
37
|
23
|
25
|
41
|
58
|
30
|
60
|
56
|
|||
|
2025/01
|
91
|
91
|
86
|
81
|
77
|
64
|
69
|
78
|
48
|
55
|
87
|
112
|
120
|
103
|
49
|
51
|
86
|
111
|
107
|
117
|
106
|
140
|
113
|
125
|
122
|
131
|
72
|
36
|
48
|
48
|
52
|
|
2024/12
|
43
|
28
|
24
|
24
|
27
|
20
|
25
|
35
|
50
|
57
|
31
|
27
|
25
|
43
|
33
|
24
|
24
|
29
|
36
|
56
|
84
|
54
|
50
|
42
|
57
|
22
|
20
|
35
|
43
|
58
|
85
|
|
2024/11
|
81
|
42
|
59
|
34
|
57
|
14
|
41
|
64
|
66
|
48
|
66
|
41
|
98
|
120
|
65
|
46
|
18
|
19
|
63
|
79
|
78
|
32
|
38
|
58
|
68
|
27
|
31
|
33
|
50
|
21
|
|
|
2024/10
|
28
|
26
|
36
|
39
|
44
|
33
|
46
|
52
|
61
|
54
|
31
|
24
|
41
|
47
|
20
|
23
|
40
|
44
|
23
|
41
|
37
|
26
|
31
|
36
|
57
|
50
|
49
|
61
|
79
|
66
|
67
|
|
2024/09
|
14
|
18
|
19
|
24
|
21
|
21
|
24
|
25
|
42
|
20
|
23
|
26
|
24
|
35
|
26
|
35
|
24
|
29
|
36
|
15
|
33
|
35
|
47
|
52
|
26
|
18
|
34
|
37
|
39
|
25
|
|
|
2024/08
|
14
|
21
|
21
|
20
|
15
|
21
|
25
|
24
|
26
|
26
|
17
|
21
|
16
|
18
|
32
|
34
|
42
|
23
|
20
|
29
|
26
|
19
|
25
|
22
|
22
|
26
|
23
|
24
|
26
|
20
|
15
|
|
2024/07
|
74
|
56
|
62
|
45
|
45
|
65
|
73
|
79
|
72
|
48
|
61
|
47
|
38
|
52
|
61
|
54
|
40
|
21
|
28
|
31
|
26
|
21
|
25
|
19
|
32
|
22
|
14
|
17
|
18
|
17
|
22
|
|
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