Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
16
PM2.5
55
*
PM10
57
O3
0.5
CO
5
SO2
12
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
11 Jan
67
Good
Mon
12 Jan
72
Good
Tue
13 Jan
76
Good
Wed
14 Jan
69
Good
Thu
15 Jan
73
Good
Fri
16 Jan
28
Excellent
Sat
17 Jan
47
Excellent
Air quality in the last 12 months (Zhengning)
|
2025/11
|
54
|
55
|
75
|
66
|
84
|
73
|
34
|
52
|
86
|
76
|
67
|
55
|
54
|
65
|
59
|
57
|
29
|
28
|
43
|
56
|
62
|
62
|
56
|
90
|
61
|
154
|
110
|
64
|
63
|
65
|
|
|
2025/10
|
35
|
26
|
32
|
21
|
23
|
13
|
11
|
18
|
16
|
9
|
13
|
16
|
27
|
29
|
20
|
24
|
26
|
38
|
41
|
26
|
28
|
31
|
57
|
55
|
59
|
42
|
50
|
52
|
57
|
46
|
48
|
|
2025/09
|
27
|
34
|
46
|
11
|
43
|
33
|
49
|
50
|
36
|
31
|
23
|
22
|
31
|
37
|
37
|
34
|
22
|
9
|
16
|
24
|
16
|
13
|
20
|
29
|
31
|
36
|
30
|
34
|
40
|
48
|
|
|
2025/08
|
34
|
35
|
35
|
31
|
30
|
39
|
30
|
26
|
20
|
26
|
34
|
37
|
34
|
42
|
28
|
18
|
17
|
23
|
21
|
38
|
41
|
41
|
16
|
20
|
31
|
35
|
19
|
16
|
17
|
24
|
25
|
|
2025/07
|
26
|
17
|
15
|
19
|
20
|
27
|
26
|
21
|
25
|
29
|
35
|
40
|
38
|
34
|
40
|
35
|
33
|
35
|
42
|
23
|
25
|
33
|
22
|
18
|
18
|
19
|
23
|
30
|
32
|
28
|
33
|
|
2025/06
|
29
|
38
|
37
|
44
|
34
|
46
|
49
|
36
|
48
|
44
|
51
|
49
|
50
|
52
|
47
|
63
|
50
|
32
|
27
|
30
|
35
|
36
|
30
|
37
|
26
|
26
|
25
|
28
|
32
|
20
|
|
|
2025/05
|
108
|
98
|
60
|
71
|
242
|
317
|
122
|
86
|
88
|
51
|
42
|
48
|
49
|
77
|
62
|
80
|
261
|
88
|
58
|
56
|
57
|
86
|
50
|
51
|
32
|
28
|
40
|
44
|
48
|
57
|
33
|
|
2025/04
|
60
|
62
|
82
|
116
|
81
|
84
|
74
|
103
|
108
|
63
|
170
|
265
|
107
|
60
|
49
|
154
|
88
|
93
|
85
|
64
|
97
|
144
|
75
|
54
|
66
|
55
|
44
|
30
|
55
|
144
|
|
|
2025/03
|
100
|
54
|
34
|
47
|
61
|
54
|
75
|
71
|
60
|
64
|
275
|
236
|
82
|
48
|
67
|
41
|
42
|
39
|
39
|
49
|
58
|
63
|
108
|
203
|
91
|
271
|
172
|
114
|
55
|
62
|
60
|
|
2025/02
|
136
|
69
|
32
|
38
|
37
|
60
|
76
|
41
|
55
|
63
|
67
|
70
|
59
|
59
|
50
|
76
|
72
|
67
|
72
|
88
|
98
|
80
|
34
|
48
|
70
|
61
|
66
|
74
|
|||
|
2025/01
|
58
|
59
|
62
|
79
|
69
|
42
|
39
|
39
|
47
|
54
|
82
|
81
|
110
|
49
|
36
|
56
|
66
|
67
|
71
|
71
|
78
|
110
|
194
|
186
|
49
|
79
|
62
|
75
|
116
|
112
|
122
|
|
2024/12
|
46
|
50
|
58
|
57
|
45
|
47
|
36
|
38
|
69
|
64
|
98
|
72
|
51
|
43
|
50
|
68
|
57
|
42
|
74
|
67
|
42
|
53
|
74
|
82
|
75
|
62
|
43
|
44
|
55
|
53
|
57
|
|
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