Air Quality
Excellent
No health implications.
9
PM2.5
36
PM10
49
O3
0.3
CO
7
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
11 Oct
79
Good
Mon
12 Oct
59
Good
Tue
13 Oct
62
Good
Wed
14 Oct
62
Good
Thu
15 Oct
55
Good
Fri
16 Oct
62
Good
Sat
17 Oct
40
Excellent
Air quality in the last 12 months (Zhang County)
|
2026/08
|
36
|
32
|
31
|
35
|
34
|
35
|
34
|
30
|
31
|
37
|
35
|
34
|
40
|
40
|
34
|
34
|
34
|
31
|
35
|
33
|
30
|
32
|
27
|
28
|
28
|
33
|
25
|
29
|
34
|
38
|
42
|
|
2026/07
|
44
|
36
|
39
|
37
|
40
|
42
|
39
|
42
|
43
|
34
|
23
|
27
|
26
|
30
|
35
|
36
|
38
|
48
|
39
|
42
|
41
|
40
|
45
|
46
|
47
|
40
|
32
|
29
|
31
|
56
|
30
|
|
2026/06
|
57
|
52
|
52
|
55
|
49
|
80
|
62
|
49
|
42
|
39
|
39
|
38
|
46
|
45
|
43
|
44
|
40
|
35
|
40
|
35
|
27
|
32
|
35
|
29
|
33
|
35
|
40
|
45
|
36
|
45
|
|
|
2026/05
|
34
|
50
|
45
|
45
|
47
|
72
|
59
|
44
|
47
|
58
|
54
|
48
|
36
|
104
|
56
|
35
|
33
|
38
|
40
|
39
|
90
|
106
|
49
|
34
|
52
|
69
|
64
|
51
|
49
|
50
|
64
|
|
2026/04
|
52
|
44
|
84
|
74
|
70
|
60
|
44
|
42
|
61
|
57
|
47
|
59
|
59
|
53
|
51
|
51
|
50
|
47
|
241
|
89
|
58
|
61
|
70
|
68
|
60
|
60
|
38
|
40
|
51
|
44
|
|
|
2026/03
|
60
|
57
|
63
|
72
|
81
|
64
|
57
|
43
|
39
|
45
|
45
|
75
|
157
|
70
|
79
|
69
|
52
|
70
|
76
|
72
|
74
|
83
|
84
|
70
|
56
|
42
|
53
|
49
|
42
|
34
|
47
|
|
2026/02
|
85
|
79
|
76
|
70
|
66
|
70
|
65
|
61
|
59
|
82
|
72
|
77
|
72
|
66
|
75
|
66
|
101
|
59
|
58
|
53
|
76
|
140
|
122
|
76
|
80
|
87
|
71
|
64
|
|||
|
2026/01
|
80
|
61
|
66
|
76
|
62
|
73
|
70
|
67
|
67
|
67
|
72
|
73
|
70
|
80
|
81
|
79
|
66
|
83
|
60
|
61
|
63
|
70
|
62
|
57
|
358
|
355
|
173
|
133
|
79
|
79
|
87
|
|
2025/12
|
74
|
68
|
61
|
69
|
70
|
68
|
74
|
69
|
73
|
74
|
68
|
82
|
71
|
69
|
78
|
83
|
70
|
63
|
73
|
44
|
54
|
65
|
56
|
61
|
55
|
61
|
72
|
82
|
78
|
75
|
72
|
|
2025/11
|
59
|
49
|
44
|
37
|
36
|
29
|
86
|
72
|
71
|
49
|
55
|
60
|
61
|
62
|
61
|
65
|
56
|
52
|
54
|
65
|
67
|
69
|
76
|
93
|
65
|
96
|
105
|
69
|
67
|
72
|
|
|
2025/10
|
30
|
29
|
32
|
38
|
53
|
27
|
31
|
24
|
28
|
27
|
28
|
34
|
39
|
43
|
42
|
43
|
31
|
45
|
44
|
36
|
27
|
32
|
31
|
34
|
43
|
47
|
53
|
49
|
56
|
61
|
66
|
|
2025/09
|
32
|
49
|
48
|
50
|
56
|
75
|
64
|
50
|
38
|
34
|
32
|
36
|
41
|
39
|
48
|
75
|
33
|
25
|
33
|
33
|
28
|
33
|
37
|
45
|
44
|
37
|
36
|
38
|
44
|
43
|
|
|
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