Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
97
*
PM2.5
147
PM10
57
O3
1.1
CO
7
SO2
28
NO2
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
Advise
Children, seniors and individuals with respiratory or heart diseases should reduce sustained and high-intensity outdoor exercises.
Air Quality
Today
29 Jan
99
Good
Fri
30 Jan
87
Good
Sat
31 Jan
79
Good
Sun
1 Feb
83
Good
Mon
2 Feb
91
Good
Tue
3 Feb
98
Good
Wed
4 Feb
26
Excellent
Yanchuan Air quality rank
Air quality in the last 12 months (Yanchuan)
|
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
|
|
2025/07
|
31
|
34
|
26
|
33
|
25
|
37
|
31
|
40
|
42
|
48
|
53
|
58
|
56
|
48
|
53
|
45
|
45
|
52
|
48
|
29
|
36
|
51
|
33
|
30
|
29
|
28
|
31
|
47
|
41
|
41
|
47
|
|
2025/06
|
46
|
41
|
36
|
41
|
51
|
54
|
55
|
44
|
60
|
53
|
57
|
56
|
55
|
40
|
45
|
46
|
44
|
48
|
33
|
36
|
38
|
44
|
47
|
49
|
51
|
39
|
40
|
29
|
44
|
32
|
|
|
2025/05
|
71
|
102
|
41
|
97
|
274
|
175
|
124
|
109
|
57
|
49
|
51
|
63
|
70
|
63
|
62
|
146
|
161
|
74
|
73
|
66
|
71
|
188
|
54
|
58
|
49
|
39
|
44
|
54
|
60
|
53
|
32
|
|
2025/04
|
64
|
60
|
93
|
114
|
65
|
87
|
104
|
107
|
92
|
58
|
191
|
145
|
120
|
47
|
54
|
127
|
133
|
90
|
71
|
76
|
189
|
147
|
85
|
49
|
63
|
62
|
51
|
46
|
70
|
125
|
|
|
2025/03
|
81
|
77
|
36
|
42
|
56
|
61
|
69
|
76
|
72
|
71
|
235
|
218
|
87
|
71
|
45
|
35
|
49
|
45
|
45
|
47
|
62
|
75
|
147
|
384
|
413
|
345
|
231
|
160
|
49
|
51
|
60
|
|
2025/02
|
80
|
61
|
35
|
57
|
37
|
118
|
45
|
36
|
53
|
68
|
71
|
70
|
65
|
69
|
74
|
72
|
70
|
74
|
67
|
64
|
72
|
56
|
47
|
51
|
64
|
71
|
69
|
68
|
|||
|
2025/01
|
74
|
62
|
67
|
79
|
98
|
55
|
52
|
50
|
54
|
60
|
72
|
63
|
96
|
54
|
49
|
56
|
67
|
74
|
71
|
77
|
76
|
87
|
118
|
143
|
76
|
75
|
36
|
69
|
140
|
82
|
80
|
|
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