Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
23
PM2.5
61
*
PM10
54
O3
0.7
CO
4
SO2
38
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
26 Jun
94
Good
Fri
27 Jun
90
Good
Sat
28 Jun
98
Good
Sun
29 Jun
105
Light
Mon
30 Jun
79
Good
Tue
1 Jul
15
Excellent
Wed
2 Jul
32
Excellent
Air quality in the last 12 months (Yanchang)
|
2025/05
|
72
|
102
|
44
|
98
|
269
|
226
|
137
|
112
|
60
|
49
|
51
|
61
|
66
|
68
|
63
|
133
|
162
|
80
|
72
|
64
|
70
|
183
|
59
|
59
|
50
|
37
|
43
|
54
|
58
|
55
|
33
|
|
2025/04
|
65
|
64
|
88
|
109
|
66
|
87
|
103
|
114
|
101
|
60
|
178
|
152
|
126
|
51
|
53
|
123
|
122
|
87
|
72
|
76
|
188
|
158
|
86
|
51
|
63
|
60
|
50
|
46
|
66
|
129
|
|
|
2025/03
|
85
|
78
|
34
|
43
|
56
|
62
|
70
|
78
|
71
|
73
|
232
|
203
|
88
|
69
|
46
|
35
|
48
|
45
|
46
|
47
|
61
|
72
|
135
|
338
|
310
|
318
|
207
|
172
|
51
|
53
|
60
|
|
2025/02
|
88
|
69
|
37
|
58
|
37
|
112
|
48
|
37
|
54
|
68
|
71
|
72
|
69
|
73
|
72
|
75
|
73
|
76
|
69
|
67
|
77
|
57
|
48
|
53
|
66
|
71
|
69
|
68
|
|||
|
2025/01
|
77
|
65
|
68
|
81
|
103
|
56
|
53
|
51
|
54
|
62
|
71
|
68
|
95
|
53
|
47
|
57
|
69
|
78
|
75
|
78
|
78
|
91
|
122
|
141
|
69
|
69
|
37
|
73
|
145
|
85
|
87
|
|
2024/12
|
64
|
62
|
62
|
59
|
53
|
56
|
48
|
53
|
69
|
67
|
62
|
67
|
61
|
56
|
61
|
66
|
71
|
59
|
75
|
70
|
46
|
63
|
77
|
97
|
92
|
60
|
51
|
60
|
68
|
81
|
78
|
|
2024/11
|
56
|
48
|
55
|
52
|
56
|
61
|
79
|
86
|
96
|
94
|
93
|
77
|
51
|
46
|
71
|
67
|
53
|
55
|
44
|
58
|
64
|
78
|
106
|
89
|
54
|
55
|
72
|
48
|
51
|
60
|
|
|
2024/10
|
68
|
48
|
44
|
57
|
60
|
65
|
52
|
52
|
63
|
50
|
58
|
60
|
57
|
64
|
62
|
88
|
66
|
31
|
32
|
26
|
29
|
33
|
48
|
56
|
65
|
56
|
57
|
56
|
63
|
57
|
51
|
|
2024/09
|
40
|
51
|
38
|
41
|
32
|
46
|
25
|
46
|
59
|
39
|
38
|
40
|
44
|
29
|
49
|
41
|
40
|
43
|
40
|
25
|
25
|
45
|
54
|
59
|
61
|
63
|
81
|
62
|
30
|
30
|
|
|
2024/08
|
38
|
48
|
32
|
33
|
32
|
32
|
20
|
34
|
44
|
95
|
38
|
37
|
42
|
42
|
37
|
38
|
41
|
26
|
31
|
32
|
34
|
45
|
50
|
51
|
48
|
16
|
31
|
38
|
45
|
45
|
48
|
|
2024/07
|
36
|
42
|
36
|
31
|
36
|
42
|
48
|
44
|
40
|
43
|
45
|
44
|
50
|
58
|
42
|
23
|
30
|
28
|
38
|
22
|
40
|
51
|
36
|
21
|
49
|
48
|
50
|
53
|
45
|
26
|
37
|
|
2024/06
|
60
|
42
|
43
|
43
|
32
|
52
|
40
|
45
|
49
|
48
|
58
|
58
|
62
|
58
|
56
|
52
|
42
|
42
|
43
|
48
|
41
|
62
|
71
|
89
|
87
|
88
|
66
|
67
|
59
|
45
|
|
|
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