Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
43
PM2.5
104
*
PM10
48
O3
0.6
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
19 Jan
59
Good
Tue
20 Jan
59
Good
Wed
21 Jan
96
Good
Thu
22 Jan
101
Light
Fri
23 Jan
132
Light
Sat
24 Jan
141
Light
Sun
25 Jan
16
Excellent
Air quality in the last 12 months (Zhengyang)
|
2025/11
|
59
|
78
|
98
|
74
|
74
|
92
|
26
|
50
|
71
|
92
|
65
|
57
|
78
|
104
|
87
|
100
|
34
|
27
|
27
|
40
|
64
|
56
|
64
|
113
|
104
|
75
|
191
|
87
|
66
|
74
|
|
|
2025/10
|
25
|
10
|
24
|
33
|
40
|
29
|
35
|
56
|
35
|
15
|
17
|
30
|
22
|
36
|
27
|
37
|
12
|
30
|
41
|
37
|
49
|
56
|
58
|
73
|
94
|
64
|
75
|
61
|
72
|
73
|
107
|
|
2025/09
|
26
|
33
|
36
|
35
|
35
|
43
|
43
|
28
|
24
|
22
|
19
|
13
|
27
|
21
|
22
|
33
|
21
|
15
|
10
|
24
|
39
|
19
|
12
|
23
|
32
|
17
|
18
|
24
|
21
|
17
|
|
|
2025/08
|
28
|
19
|
22
|
28
|
35
|
30
|
21
|
21
|
18
|
27
|
13
|
15
|
18
|
26
|
25
|
23
|
24
|
28
|
31
|
21
|
18
|
21
|
23
|
31
|
31
|
23
|
28
|
32
|
29
|
33
|
26
|
|
2025/07
|
21
|
16
|
17
|
18
|
27
|
29
|
32
|
40
|
21
|
35
|
52
|
33
|
24
|
23
|
29
|
38
|
38
|
35
|
35
|
33
|
29
|
20
|
11
|
17
|
24
|
27
|
26
|
20
|
24
|
30
|
32
|
|
2025/06
|
38
|
38
|
53
|
43
|
44
|
37
|
40
|
36
|
28
|
26
|
31
|
45
|
40
|
31
|
36
|
49
|
43
|
23
|
11
|
24
|
28
|
16
|
31
|
29
|
35
|
21
|
16
|
16
|
12
|
18
|
|
|
2025/05
|
63
|
84
|
53
|
46
|
61
|
171
|
138
|
65
|
65
|
35
|
40
|
42
|
48
|
52
|
63
|
47
|
159
|
93
|
86
|
57
|
48
|
65
|
66
|
60
|
46
|
54
|
63
|
61
|
52
|
40
|
28
|
|
2025/04
|
63
|
61
|
56
|
81
|
70
|
73
|
69
|
69
|
87
|
85
|
56
|
212
|
121
|
71
|
50
|
65
|
71
|
69
|
49
|
58
|
53
|
59
|
85
|
89
|
65
|
61
|
62
|
50
|
45
|
61
|
|
|
2025/03
|
93
|
68
|
38
|
47
|
64
|
77
|
80
|
74
|
92
|
93
|
74
|
106
|
113
|
47
|
58
|
51
|
38
|
51
|
46
|
42
|
34
|
54
|
57
|
66
|
48
|
65
|
114
|
132
|
81
|
67
|
73
|
|
2025/02
|
99
|
104
|
138
|
67
|
58
|
46
|
94
|
58
|
55
|
65
|
81
|
97
|
77
|
74
|
72
|
78
|
83
|
80
|
110
|
81
|
75
|
97
|
121
|
78
|
73
|
92
|
84
|
84
|
|||
|
2025/01
|
111
|
156
|
146
|
216
|
92
|
74
|
60
|
60
|
53
|
61
|
73
|
72
|
86
|
127
|
63
|
59
|
68
|
86
|
112
|
120
|
122
|
224
|
122
|
86
|
79
|
72
|
54
|
102
|
184
|
137
|
124
|
|
2024/12
|
59
|
83
|
76
|
96
|
70
|
60
|
98
|
54
|
68
|
89
|
108
|
112
|
85
|
60
|
51
|
65
|
95
|
75
|
57
|
76
|
78
|
59
|
83
|
110
|
104
|
160
|
159
|
49
|
68
|
87
|
82
|
|
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