Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
35
PM2.5
90
*
PM10
44
O3
1.0
CO
4
SO2
39
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
19 Sep
61
Good
Sun
20 Sep
52
Good
Mon
21 Sep
57
Good
Tue
22 Sep
65
Good
Wed
23 Sep
70
Good
Thu
24 Sep
48
Excellent
Fri
25 Sep
15
Excellent
Air quality in the last 12 months (Yanchang)
|
2026/08
|
31
|
30
|
25
|
31
|
35
|
38
|
38
|
43
|
46
|
53
|
48
|
33
|
37
|
40
|
48
|
35
|
46
|
38
|
46
|
52
|
53
|
46
|
49
|
54
|
54
|
42
|
25
|
26
|
48
|
45
|
39
|
|
2026/07
|
41
|
39
|
45
|
41
|
44
|
46
|
45
|
50
|
55
|
51
|
24
|
33
|
47
|
54
|
32
|
40
|
33
|
47
|
54
|
41
|
49
|
40
|
48
|
41
|
50
|
47
|
29
|
37
|
32
|
37
|
27
|
|
2026/06
|
65
|
59
|
61
|
49
|
44
|
40
|
38
|
39
|
36
|
35
|
45
|
52
|
39
|
44
|
51
|
54
|
53
|
46
|
37
|
29
|
37
|
36
|
36
|
48
|
39
|
48
|
49
|
48
|
46
|
39
|
|
|
2026/05
|
56
|
32
|
45
|
48
|
51
|
58
|
48
|
46
|
52
|
67
|
69
|
70
|
63
|
43
|
79
|
46
|
30
|
39
|
47
|
50
|
52
|
35
|
48
|
49
|
31
|
43
|
62
|
46
|
47
|
45
|
63
|
|
2026/04
|
54
|
63
|
135
|
71
|
87
|
70
|
68
|
64
|
69
|
60
|
57
|
54
|
48
|
59
|
58
|
40
|
48
|
63
|
187
|
108
|
63
|
48
|
53
|
66
|
63
|
66
|
163
|
63
|
53
|
55
|
|
|
2026/03
|
30
|
32
|
57
|
73
|
66
|
39
|
46
|
67
|
65
|
78
|
56
|
74
|
180
|
71
|
56
|
65
|
68
|
79
|
72
|
79
|
83
|
97
|
79
|
67
|
72
|
72
|
64
|
67
|
57
|
61
|
45
|
|
2026/02
|
73
|
56
|
68
|
77
|
82
|
71
|
33
|
43
|
72
|
95
|
85
|
85
|
77
|
78
|
55
|
70
|
124
|
61
|
60
|
74
|
193
|
451
|
135
|
77
|
80
|
93
|
63
|
28
|
|||
|
2026/01
|
80
|
68
|
77
|
87
|
60
|
44
|
60
|
62
|
74
|
75
|
60
|
73
|
76
|
98
|
101
|
74
|
86
|
72
|
35
|
36
|
62
|
68
|
75
|
79
|
160
|
157
|
106
|
114
|
115
|
110
|
96
|
|
2025/12
|
85
|
47
|
56
|
66
|
74
|
78
|
81
|
76
|
85
|
91
|
81
|
68
|
104
|
93
|
84
|
84
|
74
|
74
|
73
|
62
|
68
|
73
|
100
|
78
|
53
|
63
|
69
|
75
|
70
|
64
|
62
|
|
2025/11
|
58
|
60
|
69
|
71
|
87
|
75
|
43
|
56
|
97
|
91
|
79
|
66
|
58
|
68
|
74
|
61
|
20
|
31
|
55
|
63
|
65
|
74
|
85
|
121
|
73
|
224
|
217
|
97
|
90
|
95
|
|
|
2025/10
|
52
|
33
|
42
|
35
|
29
|
25
|
26
|
28
|
13
|
12
|
23
|
27
|
37
|
42
|
29
|
39
|
34
|
36
|
45
|
42
|
39
|
43
|
58
|
62
|
41
|
48
|
53
|
59
|
62
|
62
|
57
|
|
2025/09
|
41
|
47
|
17
|
18
|
53
|
46
|
60
|
58
|
55
|
51
|
37
|
23
|
40
|
51
|
57
|
35
|
28
|
22
|
20
|
38
|
25
|
19
|
28
|
35
|
41
|
49
|
32
|
43
|
46
|
54
|
|
|
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