Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Apr
Sun
20 Apr
Mon
21 Apr
Tue
22 Apr
Wed
23 Apr
Thu
24 Apr
Fri
25 Apr
Zhengzhou Air quality rank
Real-time AQI (Monitoring Station in Zhengzhou)
烟厂
2316
PM2.5
21
PM10
54
O3
0.6
CO
2
SO2
15
NO2
银行学校
3625
PM2.5
33
PM10
46
O3
0.6
CO
5
SO2
20
NO2
河医大
5035
PM2.5
36
PM10
43
O3
0.7
CO
5
SO2
16
NO2
北区建设指挥部
3323
PM2.5
25
PM10
60
O3
0.6
CO
2
SO2
17
NO2
上街区政府
5841 *
PM2.5
46
PM10
43
O3
0.5
CO
7
SO2
12
NO2
Air quality in the last 12 months (Zhengzhou)
|
2025/02
|
100
|
168
|
100
|
40
|
41
|
60
|
92
|
46
|
64
|
86
|
128
|
93
|
54
|
66
|
65
|
70
|
75
|
82
|
55
|
69
|
95
|
98
|
76
|
89
|
78
|
85
|
115
|
144
|
|||
|
2025/01
|
150
|
103
|
92
|
112
|
91
|
59
|
57
|
52
|
52
|
70
|
63
|
57
|
90
|
107
|
53
|
52
|
75
|
83
|
72
|
138
|
206
|
134
|
68
|
124
|
119
|
64
|
33
|
56
|
264
|
212
|
100
|
|
2024/12
|
51
|
55
|
66
|
149
|
47
|
50
|
78
|
66
|
81
|
95
|
116
|
126
|
73
|
59
|
48
|
49
|
96
|
61
|
55
|
89
|
64
|
58
|
100
|
143
|
134
|
111
|
75
|
47
|
59
|
69
|
90
|
|
2024/11
|
84
|
84
|
83
|
55
|
43
|
84
|
78
|
59
|
68
|
133
|
156
|
184
|
161
|
61
|
64
|
67
|
48
|
55
|
51
|
65
|
68
|
130
|
107
|
62
|
52
|
49
|
69
|
50
|
42
|
48
|
|
|
2024/10
|
57
|
44
|
55
|
55
|
59
|
84
|
123
|
148
|
145
|
76
|
96
|
111
|
104
|
119
|
134
|
93
|
64
|
17
|
30
|
26
|
49
|
47
|
51
|
72
|
84
|
108
|
117
|
148
|
153
|
142
|
226
|
|
2024/09
|
51
|
26
|
39
|
54
|
38
|
26
|
54
|
62
|
55
|
35
|
26
|
32
|
41
|
50
|
34
|
45
|
52
|
44
|
40
|
46
|
14
|
23
|
47
|
66
|
82
|
108
|
101
|
65
|
57
|
13
|
|
|
2024/08
|
35
|
36
|
30
|
33
|
34
|
22
|
26
|
35
|
34
|
115
|
79
|
32
|
36
|
36
|
46
|
47
|
41
|
30
|
36
|
24
|
33
|
46
|
56
|
52
|
46
|
40
|
19
|
26
|
43
|
45
|
43
|
|
2024/07
|
43
|
23
|
50
|
28
|
26
|
30
|
41
|
13
|
38
|
72
|
62
|
44
|
44
|
64
|
47
|
48
|
22
|
24
|
33
|
26
|
42
|
40
|
33
|
44
|
36
|
23
|
28
|
20
|
17
|
23
|
24
|
|
2024/06
|
68
|
67
|
63
|
79
|
56
|
70
|
55
|
62
|
57
|
61
|
60
|
73
|
64
|
62
|
52
|
38
|
39
|
55
|
53
|
52
|
39
|
47
|
67
|
101
|
100
|
69
|
60
|
55
|
36
|
53
|
|
|
2024/05
|
51
|
55
|
51
|
54
|
66
|
85
|
79
|
76
|
72
|
65
|
176
|
131
|
111
|
89
|
100
|
67
|
73
|
78
|
59
|
60
|
57
|
57
|
62
|
69
|
58
|
59
|
47
|
59
|
64
|
53
|
85
|
|
2024/04
|
96
|
95
|
68
|
39
|
64
|
59
|
54
|
63
|
78
|
81
|
60
|
60
|
57
|
32
|
64
|
79
|
83
|
73
|
63
|
75
|
71
|
76
|
116
|
91
|
94
|
71
|
66
|
64
|
63
|
53
|
|
|
2024/03
|
110
|
84
|
84
|
105
|
100
|
94
|
105
|
50
|
67
|
79
|
71
|
97
|
96
|
121
|
83
|
119
|
95
|
68
|
102
|
82
|
97
|
115
|
99
|
65
|
41
|
69
|
54
|
90
|
77
|
110
|
88
|
|
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
*: primary pollution