Air Quality
Excellent
No health implications.
17
PM2.5
42
PM10
96
O3
0.6
CO
6
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Jun
115
Light
Sun
29 Jun
115
Light
Mon
30 Jun
113
Light
Tue
1 Jul
119
Light
Wed
2 Jul
110
Light
Thu
3 Jul
112
Light
Fri
4 Jul
47
Excellent
Air quality in the last 12 months (Zezhou)
|
2025/05
|
57
|
72
|
64
|
48
|
153
|
100
|
128
|
90
|
65
|
40
|
30
|
43
|
56
|
61
|
52
|
58
|
110
|
64
|
59
|
71
|
71
|
59
|
62
|
43
|
48
|
51
|
61
|
61
|
64
|
63
|
57
|
|
2025/04
|
60
|
59
|
56
|
83
|
56
|
67
|
82
|
80
|
81
|
60
|
88
|
224
|
102
|
57
|
44
|
119
|
136
|
99
|
70
|
62
|
60
|
79
|
91
|
62
|
70
|
77
|
66
|
55
|
55
|
89
|
|
|
2025/03
|
76
|
55
|
49
|
55
|
82
|
87
|
67
|
69
|
71
|
84
|
79
|
111
|
116
|
75
|
56
|
35
|
39
|
45
|
42
|
42
|
44
|
57
|
89
|
287
|
208
|
132
|
127
|
120
|
44
|
51
|
58
|
|
2025/02
|
138
|
118
|
35
|
34
|
37
|
65
|
52
|
39
|
48
|
77
|
93
|
65
|
47
|
46
|
57
|
64
|
64
|
74
|
62
|
66
|
103
|
110
|
66
|
78
|
63
|
62
|
81
|
90
|
|||
|
2025/01
|
95
|
116
|
142
|
90
|
76
|
52
|
38
|
43
|
53
|
59
|
54
|
45
|
82
|
77
|
37
|
44
|
57
|
66
|
59
|
69
|
99
|
149
|
166
|
153
|
106
|
66
|
43
|
39
|
119
|
152
|
158
|
|
2024/12
|
47
|
52
|
64
|
72
|
39
|
44
|
43
|
52
|
77
|
100
|
106
|
108
|
62
|
49
|
44
|
53
|
70
|
74
|
58
|
62
|
46
|
60
|
71
|
90
|
89
|
81
|
61
|
37
|
49
|
68
|
67
|
|
2024/11
|
49
|
61
|
60
|
47
|
53
|
64
|
78
|
64
|
51
|
81
|
139
|
170
|
50
|
51
|
45
|
60
|
57
|
52
|
51
|
54
|
65
|
78
|
81
|
55
|
44
|
49
|
76
|
49
|
37
|
47
|
|
|
2024/10
|
56
|
47
|
49
|
54
|
59
|
70
|
94
|
129
|
108
|
52
|
84
|
92
|
108
|
105
|
136
|
132
|
55
|
31
|
33
|
35
|
52
|
39
|
41
|
62
|
79
|
73
|
60
|
112
|
94
|
89
|
87
|
|
2024/09
|
45
|
24
|
42
|
47
|
24
|
30
|
40
|
52
|
56
|
27
|
33
|
36
|
45
|
60
|
48
|
46
|
45
|
42
|
29
|
29
|
26
|
43
|
41
|
64
|
81
|
92
|
96
|
57
|
46
|
25
|
|
|
2024/08
|
42
|
44
|
29
|
36
|
36
|
33
|
27
|
28
|
34
|
79
|
26
|
29
|
34
|
33
|
44
|
46
|
39
|
41
|
53
|
29
|
28
|
38
|
42
|
43
|
44
|
32
|
26
|
30
|
35
|
42
|
43
|
|
2024/07
|
35
|
32
|
43
|
45
|
39
|
40
|
46
|
28
|
50
|
67
|
75
|
69
|
53
|
82
|
56
|
55
|
29
|
38
|
30
|
27
|
43
|
48
|
39
|
38
|
31
|
40
|
41
|
36
|
20
|
20
|
27
|
|
2024/06
|
48
|
51
|
46
|
66
|
61
|
62
|
53
|
47
|
49
|
52
|
56
|
50
|
55
|
46
|
54
|
46
|
43
|
41
|
45
|
45
|
36
|
66
|
66
|
96
|
87
|
73
|
48
|
50
|
41
|
45
|
|
|
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