Air Quality
Excellent
No health implications.
13
PM2.5
22
PM10
63
O3
0.7
CO
5
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
7 Apr
39
Excellent
Wed
8 Apr
39
Excellent
Thu
9 Apr
49
Excellent
Fri
10 Apr
51
Good
Sat
11 Apr
49
Excellent
Sun
12 Apr
44
Excellent
Mon
13 Apr
24
Excellent
Huichang Air quality rank
Air quality in the last 12 months (Huichang)
|
2026/02
|
18
|
32
|
45
|
49
|
42
|
49
|
19
|
28
|
38
|
46
|
35
|
41
|
48
|
38
|
34
|
32
|
36
|
36
|
34
|
27
|
34
|
51
|
41
|
33
|
20
|
26
|
13
|
13
|
|||
|
2026/01
|
42
|
18
|
32
|
45
|
43
|
43
|
43
|
42
|
44
|
42
|
47
|
57
|
54
|
54
|
59
|
68
|
63
|
81
|
84
|
39
|
27
|
39
|
49
|
58
|
62
|
59
|
41
|
37
|
48
|
49
|
18
|
|
2025/12
|
50
|
55
|
63
|
62
|
66
|
62
|
61
|
60
|
67
|
72
|
68
|
58
|
32
|
28
|
44
|
45
|
47
|
56
|
55
|
49
|
64
|
58
|
51
|
43
|
22
|
43
|
46
|
51
|
47
|
49
|
61
|
|
2025/11
|
34
|
42
|
36
|
17
|
17
|
26
|
41
|
42
|
22
|
12
|
37
|
21
|
23
|
33
|
38
|
46
|
48
|
29
|
24
|
32
|
36
|
43
|
52
|
49
|
54
|
59
|
56
|
56
|
52
|
52
|
|
|
2025/10
|
39
|
29
|
28
|
34
|
22
|
20
|
27
|
30
|
34
|
32
|
32
|
29
|
25
|
26
|
30
|
34
|
33
|
43
|
26
|
14
|
15
|
18
|
31
|
35
|
46
|
59
|
60
|
57
|
45
|
56
|
38
|
|
2025/09
|
22
|
20
|
23
|
27
|
27
|
32
|
26
|
11
|
13
|
16
|
14
|
27
|
23
|
27
|
27
|
24
|
26
|
21
|
19
|
14
|
19
|
25
|
28
|
18
|
19
|
21
|
28
|
32
|
33
|
40
|
|
|
2025/08
|
25
|
25
|
15
|
15
|
13
|
15
|
21
|
20
|
26
|
27
|
23
|
27
|
25
|
11
|
16
|
16
|
20
|
18
|
17
|
18
|
19
|
20
|
29
|
21
|
20
|
19
|
20
|
21
|
21
|
22
|
27
|
|
2025/07
|
22
|
24
|
28
|
34
|
29
|
26
|
32
|
36
|
29
|
15
|
18
|
16
|
20
|
22
|
25
|
31
|
35
|
30
|
17
|
12
|
13
|
13
|
19
|
18
|
22
|
27
|
20
|
19
|
23
|
20
|
23
|
|
2025/06
|
19
|
21
|
14
|
24
|
32
|
35
|
32
|
32
|
23
|
26
|
23
|
19
|
23
|
15
|
14
|
16
|
15
|
18
|
18
|
15
|
14
|
15
|
17
|
22
|
26
|
19
|
16
|
18
|
19
|
19
|
|
|
2025/05
|
47
|
49
|
50
|
43
|
21
|
24
|
35
|
27
|
18
|
35
|
26
|
34
|
37
|
34
|
31
|
25
|
22
|
18
|
16
|
19
|
22
|
27
|
24
|
30
|
45
|
40
|
42
|
31
|
12
|
18
|
27
|
|
2025/04
|
33
|
38
|
46
|
53
|
48
|
52
|
56
|
58
|
59
|
44
|
45
|
83
|
145
|
99
|
75
|
65
|
65
|
55
|
27
|
22
|
36
|
32
|
21
|
23
|
17
|
15
|
21
|
27
|
45
|
49
|
|
|
2025/03
|
31
|
26
|
30
|
14
|
15
|
16
|
31
|
29
|
41
|
51
|
48
|
35
|
31
|
21
|
12
|
21
|
47
|
35
|
40
|
38
|
42
|
48
|
52
|
62
|
72
|
68
|
47
|
54
|
15
|
9
|
19
|
|
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