Air Quality
Excellent
No health implications.
28
PM2.5
42
PM10
69
O3
0.5
CO
5
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Apr
61
Good
Mon
20 Apr
60
Good
Tue
21 Apr
48
Excellent
Wed
22 Apr
49
Excellent
Thu
23 Apr
57
Good
Fri
24 Apr
46
Excellent
Sat
25 Apr
35
Excellent
Air quality in the last 12 months (Hanyuan)
|
2026/03
|
19
|
19
|
16
|
17
|
21
|
34
|
35
|
20
|
18
|
19
|
27
|
35
|
38
|
23
|
24
|
35
|
23
|
21
|
32
|
26
|
35
|
29
|
26
|
23
|
56
|
28
|
23
|
26
|
29
|
22
|
21
|
|
2026/02
|
51
|
57
|
62
|
73
|
49
|
53
|
48
|
21
|
33
|
21
|
35
|
47
|
41
|
41
|
47
|
39
|
96
|
51
|
38
|
41
|
44
|
47
|
57
|
25
|
36
|
41
|
36
|
29
|
|||
|
2026/01
|
33
|
38
|
29
|
24
|
43
|
34
|
39
|
36
|
58
|
77
|
83
|
100
|
85
|
73
|
47
|
70
|
71
|
95
|
68
|
45
|
48
|
49
|
58
|
65
|
57
|
65
|
78
|
82
|
77
|
40
|
44
|
|
2025/12
|
64
|
70
|
37
|
48
|
50
|
54
|
35
|
59
|
70
|
49
|
59
|
52
|
29
|
52
|
60
|
60
|
46
|
71
|
76
|
49
|
48
|
54
|
39
|
50
|
46
|
56
|
69
|
67
|
96
|
77
|
52
|
|
2025/11
|
10
|
17
|
20
|
23
|
22
|
18
|
15
|
16
|
27
|
26
|
16
|
14
|
19
|
25
|
22
|
33
|
17
|
20
|
18
|
30
|
31
|
51
|
41
|
54
|
55
|
59
|
41
|
47
|
61
|
57
|
|
|
2025/10
|
20
|
15
|
28
|
21
|
14
|
17
|
18
|
18
|
23
|
31
|
23
|
13
|
14
|
24
|
30
|
36
|
22
|
15
|
17
|
9
|
10
|
15
|
12
|
10
|
13
|
13
|
13
|
26
|
19
|
19
|
16
|
|
2025/09
|
24
|
26
|
23
|
31
|
27
|
23
|
33
|
24
|
23
|
28
|
19
|
11
|
17
|
31
|
38
|
17
|
14
|
14
|
12
|
21
|
16
|
10
|
11
|
15
|
25
|
31
|
32
|
17
|
11
|
18
|
|
|
2025/08
|
31
|
33
|
33
|
35
|
34
|
24
|
21
|
28
|
19
|
14
|
13
|
22
|
28
|
28
|
28
|
31
|
23
|
16
|
17
|
25
|
17
|
16
|
20
|
15
|
17
|
22
|
24
|
15
|
10
|
13
|
15
|
|
2025/07
|
24
|
19
|
17
|
17
|
10
|
15
|
16
|
24
|
21
|
23
|
15
|
20
|
31
|
30
|
33
|
37
|
37
|
34
|
20
|
19
|
15
|
18
|
20
|
17
|
18
|
12
|
18
|
23
|
25
|
26
|
28
|
|
2025/06
|
13
|
13
|
24
|
31
|
36
|
34
|
35
|
20
|
23
|
28
|
29
|
35
|
38
|
33
|
27
|
32
|
32
|
23
|
10
|
19
|
18
|
21
|
21
|
11
|
15
|
17
|
23
|
27
|
21
|
18
|
|
|
2025/05
|
30
|
31
|
26
|
30
|
16
|
13
|
22
|
21
|
42
|
58
|
52
|
47
|
42
|
35
|
30
|
23
|
24
|
27
|
27
|
33
|
39
|
37
|
25
|
28
|
37
|
43
|
20
|
15
|
25
|
22
|
13
|
|
2025/04
|
28
|
37
|
49
|
45
|
12
|
22
|
33
|
40
|
41
|
46
|
44
|
66
|
65
|
58
|
54
|
58
|
44
|
43
|
40
|
45
|
40
|
41
|
46
|
21
|
30
|
28
|
25
|
23
|
19
|
21
|
|
|
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