Air Quality
Excellent
No health implications.
15
PM2.5
22
PM10
34
O3
0.5
CO
5
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 Sep
49
Excellent
Thu
1 Oct
55
Good
Fri
2 Oct
58
Good
Sat
3 Oct
47
Excellent
Sun
4 Oct
60
Good
Mon
5 Oct
58
Good
Tue
6 Oct
44
Excellent
Air quality in the last 12 months (Zhengyang)
|
2026/08
|
21
|
26
|
29
|
37
|
44
|
42
|
54
|
50
|
44
|
32
|
16
|
17
|
23
|
30
|
27
|
25
|
34
|
44
|
52
|
46
|
28
|
24
|
23
|
26
|
28
|
32
|
43
|
47
|
29
|
35
|
40
|
|
2026/07
|
33
|
27
|
24
|
16
|
18
|
18
|
17
|
22
|
23
|
27
|
33
|
32
|
33
|
35
|
34
|
34
|
26
|
35
|
43
|
46
|
39
|
26
|
24
|
28
|
29
|
37
|
20
|
29
|
17
|
24
|
21
|
|
2026/06
|
63
|
65
|
58
|
67
|
63
|
57
|
33
|
31
|
35
|
39
|
47
|
42
|
34
|
40
|
45
|
36
|
46
|
42
|
30
|
30
|
38
|
29
|
32
|
28
|
36
|
53
|
57
|
56
|
54
|
46
|
|
|
2026/05
|
44
|
33
|
32
|
34
|
39
|
43
|
58
|
46
|
45
|
44
|
46
|
57
|
61
|
48
|
45
|
40
|
33
|
24
|
25
|
21
|
30
|
37
|
44
|
37
|
20
|
21
|
30
|
55
|
52
|
50
|
48
|
|
2026/04
|
56
|
54
|
35
|
80
|
78
|
76
|
64
|
48
|
30
|
55
|
66
|
58
|
40
|
36
|
43
|
59
|
61
|
59
|
71
|
76
|
44
|
31
|
41
|
29
|
45
|
47
|
53
|
49
|
40
|
42
|
|
|
2026/03
|
42
|
54
|
63
|
98
|
78
|
87
|
78
|
86
|
113
|
91
|
105
|
162
|
86
|
115
|
61
|
111
|
72
|
78
|
78
|
79
|
72
|
74
|
98
|
95
|
76
|
68
|
62
|
62
|
72
|
64
|
81
|
|
2026/02
|
77
|
90
|
99
|
91
|
117
|
96
|
71
|
80
|
63
|
76
|
87
|
84
|
74
|
72
|
97
|
55
|
133
|
75
|
69
|
54
|
43
|
173
|
198
|
53
|
38
|
39
|
84
|
57
|
|||
|
2026/01
|
56
|
91
|
88
|
84
|
144
|
66
|
39
|
60
|
57
|
90
|
62
|
71
|
97
|
105
|
78
|
103
|
123
|
52
|
55
|
46
|
52
|
86
|
89
|
116
|
170
|
168
|
137
|
89
|
95
|
92
|
89
|
|
2025/12
|
130
|
105
|
66
|
67
|
113
|
82
|
85
|
113
|
118
|
122
|
196
|
57
|
63
|
74
|
59
|
98
|
220
|
198
|
136
|
208
|
113
|
53
|
67
|
92
|
88
|
68
|
78
|
82
|
126
|
185
|
93
|
|
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
|
|
|
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