Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
27
PM2.5
60
*
PM10
57
O3
0.5
CO
4
SO2
11
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
16 Mar
74
Good
Tue
17 Mar
78
Good
Wed
18 Mar
76
Good
Thu
19 Mar
72
Good
Fri
20 Mar
77
Good
Sat
21 Mar
74
Good
Sun
22 Mar
44
Excellent
Air quality in the last 12 months (Zhang County)
|
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
|
|
|
2025/08
|
40
|
31
|
31
|
24
|
25
|
31
|
28
|
28
|
26
|
29
|
40
|
36
|
36
|
37
|
37
|
35
|
33
|
29
|
26
|
49
|
26
|
30
|
25
|
33
|
27
|
26
|
25
|
23
|
27
|
35
|
35
|
|
2025/07
|
32
|
26
|
23
|
21
|
27
|
27
|
25
|
24
|
31
|
32
|
27
|
28
|
29
|
28
|
39
|
47
|
41
|
29
|
69
|
28
|
26
|
26
|
24
|
25
|
23
|
26
|
28
|
28
|
30
|
24
|
30
|
|
2025/06
|
37
|
43
|
36
|
35
|
41
|
45
|
44
|
50
|
32
|
40
|
41
|
39
|
36
|
44
|
60
|
43
|
47
|
42
|
39
|
44
|
37
|
23
|
28
|
26
|
26
|
32
|
26
|
33
|
36
|
26
|
|
|
2025/05
|
57
|
86
|
111
|
119
|
68
|
103
|
73
|
61
|
60
|
48
|
44
|
59
|
68
|
53
|
42
|
53
|
95
|
51
|
61
|
52
|
56
|
83
|
57
|
43
|
30
|
50
|
33
|
28
|
30
|
84
|
64
|
|
2025/04
|
99
|
96
|
80
|
100
|
87
|
64
|
51
|
87
|
104
|
72
|
104
|
373
|
117
|
72
|
62
|
117
|
73
|
220
|
138
|
92
|
98
|
87
|
56
|
54
|
55
|
40
|
54
|
54
|
56
|
87
|
|
|
2025/03
|
58
|
53
|
51
|
54
|
48
|
50
|
65
|
64
|
52
|
46
|
156
|
98
|
86
|
45
|
51
|
52
|
49
|
45
|
53
|
58
|
54
|
53
|
61
|
45
|
58
|
353
|
123
|
87
|
81
|
83
|
77
|
|
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