Air Quality
Excellent
No health implications.
18
PM2.5
36
PM10
140
O3
0.4
CO
8
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
5 Sep
77
Good
Sun
6 Sep
74
Good
Mon
7 Sep
59
Good
Tue
8 Sep
46
Excellent
Wed
9 Sep
56
Good
Thu
10 Sep
69
Good
Fri
11 Sep
15
Excellent
Air quality in the last 12 months (Yanchi)
|
2026/08
|
32
|
36
|
33
|
37
|
29
|
23
|
26
|
32
|
36
|
34
|
31
|
30
|
36
|
35
|
36
|
31
|
34
|
36
|
41
|
31
|
35
|
38
|
29
|
33
|
36
|
29
|
27
|
25
|
43
|
41
|
44
|
|
2026/07
|
40
|
49
|
49
|
50
|
40
|
38
|
39
|
44
|
50
|
50
|
30
|
35
|
40
|
36
|
49
|
33
|
41
|
65
|
48
|
50
|
48
|
45
|
52
|
41
|
41
|
37
|
27
|
24
|
23
|
74
|
40
|
|
2026/06
|
61
|
61
|
59
|
47
|
40
|
32
|
36
|
38
|
32
|
42
|
41
|
41
|
46
|
41
|
45
|
44
|
45
|
41
|
34
|
35
|
32
|
33
|
34
|
42
|
43
|
49
|
53
|
60
|
51
|
46
|
|
|
2026/05
|
52
|
39
|
42
|
45
|
48
|
73
|
46
|
47
|
59
|
75
|
68
|
70
|
43
|
167
|
121
|
40
|
34
|
42
|
45
|
46
|
141
|
79
|
57
|
30
|
58
|
150
|
72
|
50
|
41
|
47
|
76
|
|
2026/04
|
53
|
54
|
182
|
78
|
104
|
62
|
66
|
56
|
86
|
52
|
45
|
102
|
72
|
69
|
60
|
63
|
54
|
87
|
349
|
90
|
43
|
56
|
73
|
70
|
61
|
60
|
157
|
52
|
39
|
57
|
|
|
2026/03
|
47
|
40
|
82
|
75
|
67
|
43
|
57
|
63
|
49
|
52
|
45
|
244
|
465
|
58
|
68
|
76
|
86
|
85
|
65
|
100
|
107
|
86
|
64
|
76
|
77
|
65
|
71
|
48
|
48
|
53
|
55
|
|
2026/02
|
77
|
53
|
71
|
71
|
59
|
54
|
41
|
54
|
93
|
110
|
85
|
78
|
66
|
79
|
33
|
34
|
66
|
49
|
61
|
113
|
352
|
406
|
138
|
88
|
102
|
75
|
76
|
74
|
|||
|
2026/01
|
53
|
52
|
46
|
49
|
27
|
35
|
55
|
53
|
107
|
60
|
50
|
86
|
69
|
237
|
80
|
67
|
87
|
70
|
27
|
35
|
50
|
70
|
88
|
64
|
354
|
137
|
112
|
115
|
82
|
89
|
104
|
|
2025/12
|
62
|
41
|
45
|
58
|
55
|
50
|
54
|
56
|
62
|
74
|
62
|
82
|
128
|
71
|
74
|
73
|
59
|
69
|
59
|
59
|
47
|
69
|
115
|
71
|
45
|
57
|
57
|
50
|
50
|
36
|
30
|
|
2025/11
|
53
|
53
|
58
|
46
|
39
|
50
|
51
|
88
|
102
|
82
|
62
|
55
|
58
|
58
|
76
|
62
|
26
|
33
|
47
|
59
|
60
|
60
|
92
|
128
|
64
|
246
|
102
|
92
|
90
|
85
|
|
|
2025/10
|
47
|
22
|
28
|
61
|
44
|
39
|
47
|
17
|
24
|
23
|
30
|
42
|
42
|
32
|
30
|
37
|
38
|
41
|
31
|
39
|
33
|
27
|
38
|
24
|
42
|
40
|
56
|
60
|
50
|
58
|
51
|
|
2025/09
|
30
|
63
|
49
|
30
|
79
|
59
|
54
|
55
|
46
|
37
|
28
|
37
|
50
|
61
|
57
|
41
|
23
|
20
|
17
|
20
|
17
|
14
|
26
|
41
|
32
|
36
|
50
|
52
|
54
|
55
|
|
|
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