Air Quality
Excellent
No health implications.
14
PM2.5
47
PM10
117
O3
0.4
CO
6
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
3 May
83
Good
Sun
4 May
82
Good
Mon
5 May
95
Good
Tue
6 May
92
Good
Wed
7 May
84
Good
Thu
8 May
82
Good
Fri
9 May
26
Excellent
Air quality in the last 12 months (Dengzhou)
|
2025/02
|
86
|
89
|
85
|
63
|
55
|
46
|
89
|
51
|
63
|
78
|
91
|
86
|
79
|
81
|
74
|
76
|
78
|
65
|
86
|
82
|
85
|
89
|
108
|
96
|
74
|
83
|
98
|
121
|
|||
|
2025/01
|
136
|
145
|
135
|
175
|
82
|
74
|
68
|
70
|
59
|
70
|
79
|
78
|
99
|
92
|
66
|
63
|
74
|
99
|
117
|
127
|
149
|
208
|
105
|
67
|
58
|
59
|
66
|
131
|
297
|
177
|
121
|
|
2024/12
|
63
|
71
|
68
|
95
|
68
|
75
|
69
|
67
|
66
|
80
|
86
|
123
|
73
|
54
|
57
|
79
|
95
|
80
|
59
|
78
|
73
|
68
|
73
|
93
|
91
|
137
|
164
|
49
|
94
|
101
|
95
|
|
2024/11
|
74
|
65
|
72
|
59
|
59
|
69
|
77
|
75
|
59
|
75
|
93
|
119
|
83
|
63
|
60
|
31
|
18
|
36
|
36
|
34
|
43
|
61
|
105
|
72
|
43
|
42
|
52
|
51
|
46
|
60
|
|
|
2024/10
|
38
|
55
|
54
|
54
|
68
|
64
|
62
|
89
|
77
|
67
|
85
|
94
|
86
|
71
|
73
|
131
|
65
|
27
|
35
|
38
|
47
|
38
|
42
|
55
|
73
|
71
|
56
|
82
|
90
|
71
|
70
|
|
2024/09
|
44
|
50
|
44
|
49
|
53
|
35
|
48
|
51
|
49
|
53
|
36
|
38
|
34
|
50
|
40
|
52
|
45
|
40
|
24
|
30
|
31
|
34
|
51
|
66
|
71
|
68
|
65
|
56
|
54
|
16
|
|
|
2024/08
|
22
|
20
|
22
|
24
|
25
|
20
|
23
|
31
|
33
|
87
|
84
|
34
|
36
|
35
|
41
|
36
|
35
|
29
|
21
|
33
|
21
|
39
|
46
|
36
|
38
|
39
|
25
|
31
|
39
|
40
|
40
|
|
2024/07
|
31
|
27
|
30
|
13
|
25
|
22
|
25
|
27
|
22
|
41
|
37
|
30
|
30
|
29
|
19
|
35
|
19
|
16
|
23
|
24
|
28
|
31
|
32
|
29
|
41
|
36
|
29
|
25
|
16
|
18
|
14
|
|
2024/06
|
76
|
70
|
50
|
31
|
29
|
42
|
40
|
48
|
48
|
40
|
44
|
43
|
36
|
44
|
55
|
49
|
28
|
47
|
45
|
35
|
33
|
37
|
40
|
87
|
96
|
48
|
49
|
25
|
25
|
36
|
|
|
2024/05
|
30
|
43
|
38
|
39
|
43
|
49
|
55
|
52
|
55
|
59
|
88
|
80
|
82
|
76
|
79
|
58
|
62
|
58
|
57
|
48
|
57
|
55
|
56
|
57
|
60
|
32
|
56
|
52
|
43
|
39
|
53
|
|
2024/04
|
61
|
77
|
89
|
63
|
62
|
56
|
52
|
51
|
48
|
50
|
57
|
52
|
51
|
45
|
51
|
54
|
48
|
59
|
43
|
57
|
65
|
66
|
140
|
112
|
67
|
56
|
62
|
51
|
56
|
34
|
|
|
2024/03
|
117
|
113
|
67
|
71
|
114
|
104
|
103
|
75
|
78
|
84
|
76
|
77
|
89
|
86
|
74
|
85
|
96
|
58
|
100
|
105
|
86
|
72
|
54
|
56
|
42
|
59
|
59
|
70
|
54
|
70
|
87
|
|
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