Air Quality
Excellent
No health implications.
7
PM2.5
17
PM10
67
O3
0.6
CO
5
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Jul
42
Excellent
Tue
21 Jul
41
Excellent
Wed
22 Jul
45
Excellent
Thu
23 Jul
43
Excellent
Fri
24 Jul
52
Good
Sat
25 Jul
26
Excellent
Sun
26 Jul
50
Excellent
Air quality in the last 12 months (Duchang)
|
2026/06
|
67
|
65
|
45
|
24
|
44
|
33
|
38
|
46
|
27
|
32
|
36
|
30
|
21
|
25
|
40
|
39
|
29
|
23
|
13
|
20
|
20
|
23
|
20
|
20
|
27
|
37
|
48
|
46
|
32
|
17
|
|
|
2026/05
|
28
|
33
|
33
|
25
|
31
|
33
|
43
|
35
|
25
|
38
|
44
|
53
|
37
|
23
|
20
|
24
|
27
|
23
|
28
|
23
|
32
|
20
|
16
|
22
|
21
|
27
|
34
|
33
|
48
|
55
|
63
|
|
2026/04
|
37
|
44
|
21
|
31
|
51
|
40
|
63
|
37
|
34
|
33
|
44
|
29
|
39
|
26
|
35
|
43
|
39
|
45
|
50
|
51
|
22
|
15
|
24
|
21
|
28
|
38
|
53
|
36
|
26
|
29
|
|
|
2026/03
|
17
|
22
|
36
|
67
|
67
|
54
|
75
|
58
|
67
|
60
|
53
|
49
|
55
|
59
|
110
|
58
|
30
|
14
|
50
|
58
|
62
|
39
|
41
|
58
|
71
|
41
|
49
|
50
|
49
|
35
|
34
|
|
2026/02
|
40
|
51
|
76
|
61
|
68
|
55
|
33
|
57
|
57
|
57
|
66
|
70
|
65
|
37
|
41
|
33
|
73
|
62
|
58
|
44
|
34
|
68
|
95
|
25
|
29
|
18
|
14
|
41
|
|||
|
2026/01
|
25
|
42
|
65
|
70
|
62
|
59
|
46
|
57
|
52
|
66
|
70
|
62
|
73
|
71
|
79
|
100
|
157
|
167
|
70
|
30
|
54
|
59
|
71
|
76
|
92
|
103
|
53
|
53
|
74
|
31
|
24
|
|
2025/12
|
87
|
113
|
78
|
77
|
64
|
69
|
83
|
116
|
98
|
116
|
113
|
106
|
39
|
54
|
50
|
56
|
111
|
175
|
122
|
143
|
65
|
42
|
47
|
44
|
65
|
65
|
65
|
62
|
71
|
127
|
90
|
|
2025/11
|
50
|
57
|
92
|
70
|
64
|
68
|
47
|
33
|
27
|
66
|
55
|
39
|
47
|
59
|
68
|
65
|
77
|
27
|
37
|
46
|
58
|
67
|
60
|
60
|
92
|
73
|
96
|
97
|
77
|
66
|
|
|
2025/10
|
37
|
42
|
47
|
43
|
47
|
28
|
48
|
68
|
58
|
50
|
66
|
59
|
61
|
51
|
76
|
47
|
54
|
31
|
12
|
28
|
27
|
31
|
33
|
45
|
70
|
78
|
76
|
93
|
104
|
116
|
51
|
|
2025/09
|
18
|
26
|
31
|
35
|
34
|
35
|
35
|
35
|
14
|
14
|
15
|
20
|
28
|
18
|
27
|
38
|
35
|
33
|
47
|
22
|
42
|
34
|
43
|
16
|
17
|
22
|
35
|
50
|
43
|
47
|
|
|
2025/08
|
27
|
31
|
31
|
22
|
16
|
10
|
11
|
14
|
20
|
27
|
29
|
25
|
22
|
15
|
12
|
15
|
20
|
19
|
14
|
14
|
15
|
17
|
16
|
20
|
21
|
20
|
14
|
18
|
20
|
25
|
16
|
|
2025/07
|
18
|
21
|
26
|
28
|
26
|
27
|
34
|
32
|
17
|
16
|
22
|
14
|
14
|
22
|
28
|
26
|
24
|
27
|
24
|
10
|
8
|
8
|
12
|
15
|
18
|
18
|
14
|
18
|
15
|
23
|
14
|
|
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