Air Quality
Excellent
No health implications.
27
PM2.5
44
PM10
140
O3
0.6
CO
8
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
11 Mar
81
Good
Thu
12 Mar
78
Good
Fri
13 Mar
80
Good
Sat
14 Mar
77
Good
Sun
15 Mar
83
Good
Mon
16 Mar
70
Good
Tue
17 Mar
36
Excellent
Duchang Air quality rank
Air quality in the last 12 months (Duchang)
|
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
|
|
2025/06
|
16
|
9
|
21
|
28
|
24
|
24
|
23
|
18
|
18
|
21
|
14
|
16
|
25
|
17
|
13
|
34
|
19
|
10
|
13
|
13
|
13
|
12
|
9
|
16
|
18
|
23
|
19
|
15
|
13
|
17
|
|
|
2025/05
|
45
|
51
|
59
|
52
|
21
|
69
|
127
|
29
|
27
|
53
|
45
|
51
|
42
|
43
|
55
|
28
|
31
|
58
|
30
|
21
|
17
|
19
|
20
|
61
|
64
|
62
|
59
|
34
|
24
|
18
|
16
|
|
2025/04
|
56
|
55
|
61
|
56
|
69
|
62
|
60
|
57
|
65
|
54
|
40
|
213
|
147
|
127
|
54
|
55
|
65
|
65
|
55
|
45
|
20
|
22
|
54
|
36
|
38
|
27
|
28
|
51
|
59
|
54
|
|
|
2025/03
|
40
|
38
|
22
|
21
|
32
|
54
|
67
|
63
|
54
|
45
|
40
|
37
|
37
|
35
|
18
|
48
|
35
|
46
|
48
|
50
|
47
|
52
|
56
|
63
|
58
|
68
|
68
|
64
|
63
|
65
|
55
|
|
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