Air Quality
Heavy
Healthy people will commonly show symptoms. People with respiratory or heart diseases will be significantly affected and will experience reduced endurance in activities.
166
*
PM2.5
203
PM10
63
O3
0.9
CO
6
SO2
28
NO2
Healthy people will commonly show symptoms. People with respiratory or heart diseases will be significantly affected and will experience reduced endurance in activities.
Advise
Children, seniors and individuals with heart or lung diseases should stay indoors and avoid outdoor activities. General population should reduce outdoor activities.
Air Quality
Today
12 Mar
106
Light
Fri
13 Mar
80
Good
Sat
14 Mar
87
Good
Sun
15 Mar
54
Good
Mon
16 Mar
77
Good
Tue
17 Mar
71
Good
Wed
18 Mar
30
Excellent
Air quality in the last 12 months (Zhengyang)
|
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
|
|
|
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
|
|
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