Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
30
PM2.5
115
*
PM10
22
O3
0.8
CO
7
SO2
20
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
20 Aug
59
Good
Fri
21 Aug
56
Good
Sat
22 Aug
68
Good
Sun
23 Aug
73
Good
Mon
24 Aug
70
Good
Tue
25 Aug
68
Good
Wed
26 Aug
48
Excellent
Air quality in the last 12 months (Yanchuan)
|
2026/07
|
43
|
43
|
49
|
44
|
46
|
48
|
47
|
55
|
56
|
52
|
23
|
34
|
50
|
54
|
34
|
41
|
34
|
46
|
53
|
42
|
52
|
41
|
47
|
42
|
50
|
48
|
30
|
39
|
32
|
38
|
27
|
|
2026/06
|
66
|
61
|
63
|
49
|
46
|
39
|
41
|
42
|
40
|
39
|
47
|
54
|
41
|
46
|
53
|
54
|
54
|
47
|
37
|
31
|
40
|
38
|
39
|
48
|
41
|
53
|
53
|
48
|
45
|
40
|
|
|
2026/05
|
57
|
31
|
48
|
49
|
51
|
56
|
48
|
47
|
53
|
68
|
72
|
70
|
65
|
46
|
82
|
45
|
30
|
41
|
49
|
51
|
52
|
35
|
50
|
51
|
30
|
43
|
63
|
46
|
50
|
48
|
66
|
|
2026/04
|
55
|
63
|
141
|
69
|
92
|
65
|
68
|
65
|
74
|
60
|
57
|
55
|
50
|
58
|
60
|
42
|
51
|
63
|
214
|
97
|
66
|
54
|
57
|
67
|
63
|
66
|
178
|
60
|
54
|
54
|
|
|
2026/03
|
36
|
33
|
64
|
72
|
64
|
40
|
47
|
64
|
62
|
71
|
54
|
72
|
211
|
67
|
58
|
68
|
73
|
74
|
68
|
76
|
84
|
96
|
80
|
70
|
75
|
76
|
68
|
67
|
57
|
63
|
44
|
|
2026/02
|
71
|
56
|
65
|
75
|
82
|
72
|
32
|
44
|
70
|
94
|
83
|
86
|
78
|
80
|
54
|
79
|
121
|
60
|
59
|
80
|
237
|
422
|
129
|
84
|
80
|
92
|
66
|
29
|
|||
|
2026/01
|
77
|
63
|
70
|
84
|
59
|
42
|
64
|
65
|
88
|
79
|
59
|
78
|
80
|
114
|
112
|
75
|
84
|
73
|
36
|
37
|
57
|
67
|
72
|
77
|
144
|
151
|
105
|
111
|
116
|
112
|
91
|
|
2025/12
|
86
|
44
|
55
|
65
|
73
|
77
|
83
|
74
|
82
|
90
|
80
|
68
|
100
|
94
|
82
|
81
|
73
|
71
|
71
|
66
|
66
|
73
|
115
|
77
|
53
|
63
|
67
|
72
|
68
|
61
|
66
|
|
2025/11
|
56
|
58
|
69
|
71
|
87
|
75
|
47
|
64
|
96
|
90
|
79
|
68
|
60
|
68
|
75
|
61
|
20
|
30
|
57
|
63
|
65
|
73
|
90
|
133
|
73
|
229
|
221
|
104
|
95
|
97
|
|
|
2025/10
|
55
|
32
|
43
|
38
|
33
|
27
|
28
|
27
|
13
|
13
|
26
|
30
|
39
|
44
|
32
|
43
|
34
|
39
|
45
|
46
|
42
|
46
|
58
|
63
|
44
|
49
|
55
|
61
|
63
|
64
|
58
|
|
2025/09
|
43
|
50
|
19
|
21
|
54
|
49
|
61
|
60
|
54
|
52
|
38
|
24
|
42
|
55
|
61
|
34
|
28
|
23
|
20
|
41
|
27
|
21
|
33
|
38
|
45
|
50
|
34
|
45
|
50
|
57
|
|
|
2025/08
|
47
|
50
|
54
|
41
|
39
|
46
|
47
|
42
|
32
|
35
|
40
|
43
|
43
|
52
|
40
|
22
|
42
|
42
|
40
|
26
|
39
|
42
|
20
|
34
|
44
|
40
|
24
|
27
|
29
|
37
|
39
|
|
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