Air Quality
Excellent
No health implications.
20
PM2.5
43
PM10
113
O3
0.6
CO
3
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
10 Jul
96
Good
Sat
11 Jul
68
Good
Sun
12 Jul
74
Good
Mon
13 Jul
82
Good
Tue
14 Jul
84
Good
Wed
15 Jul
86
Good
Thu
16 Jul
38
Excellent
Air quality in the last 12 months (Yanchuan)
|
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
|
|
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
|
|
|
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