Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
26
PM2.5
90
*
PM10
78
O3
0.5
CO
9
SO2
5
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
15 Feb
60
Good
Mon
16 Feb
95
Good
Tue
17 Feb
115
Light
Wed
18 Feb
81
Good
Thu
19 Feb
74
Good
Fri
20 Feb
78
Good
Sat
21 Feb
18
Excellent
Air quality in the last 12 months (Zhang County)
|
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
|
|
2025/02
|
56
|
58
|
51
|
48
|
50
|
48
|
58
|
64
|
61
|
53
|
75
|
81
|
67
|
66
|
59
|
60
|
58
|
48
|
62
|
54
|
47
|
51
|
49
|
48
|
53
|
50
|
47
|
51
|
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1
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2
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3
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4
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5
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6
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7
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8
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9
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10
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11
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12
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13
|
14
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15
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16
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17
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18
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19
|
20
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21
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22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution