Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
PM2.5
PM10
O3
CO
SO2
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
2 Feb
Tue
3 Feb
Wed
4 Feb
Thu
5 Feb
Fri
6 Feb
Sat
7 Feb
Sun
8 Feb
Real-time AQI (Monitoring Station in Zhengzhou)
烟厂
6138
PM2.5
71 *
PM10
23
O3
0.6
CO
5
SO2
50
NO2
银行学校
6244 *
PM2.5
60
PM10
31
O3
0.6
CO
7
SO2
46
NO2
供水公司
6849 *
PM2.5
68
PM10
38
O3
0.6
CO
5
SO2
33
NO2
经开区管委
6244 *
PM2.5
58
PM10
11
O3
0.7
CO
4
SO2
61
NO2
四十七中
5942 *
PM2.5
53
PM10
12
O3
0.7
CO
2
SO2
40
NO2
河医大
5839
PM2.5
66 *
PM10
32
O3
0.5
CO
5
SO2
43
NO2
惠济区政府
6849 *
PM2.5
81
PM10
16
O3
0.8
CO
6
SO2
43
NO2
北区建设指挥部
6244 *
PM2.5
62
PM10
29
O3
0.7
CO
5
SO2
51
NO2
上街区政府
6950 *
PM2.5
63
PM10
34
O3
0.8
CO
9
SO2
37
NO2
计划路2号
6344
PM2.5
75 *
PM10
40
O3
0.7
CO
7
SO2
35
NO2
同乐路9号
6748 *
PM2.5
77
PM10
29
O3
0.9
CO
5
SO2
47
NO2
Air quality in the last 12 months (Zhengzhou)
|
2025/12
|
158
|
77
|
49
|
63
|
106
|
101
|
68
|
86
|
121
|
163
|
154
|
43
|
70
|
86
|
74
|
144
|
141
|
205
|
203
|
167
|
104
|
63
|
92
|
97
|
80
|
99
|
106
|
143
|
84
|
195
|
53
|
|
2025/11
|
58
|
72
|
88
|
96
|
81
|
129
|
88
|
50
|
77
|
89
|
80
|
76
|
88
|
88
|
78
|
86
|
47
|
45
|
40
|
48
|
51
|
55
|
71
|
125
|
84
|
131
|
213
|
132
|
78
|
84
|
|
|
2025/10
|
33
|
19
|
37
|
30
|
19
|
13
|
28
|
32
|
10
|
13
|
29
|
20
|
24
|
52
|
39
|
44
|
15
|
25
|
39
|
37
|
40
|
58
|
82
|
99
|
74
|
93
|
118
|
111
|
100
|
140
|
128
|
|
2025/09
|
43
|
37
|
35
|
19
|
21
|
53
|
61
|
45
|
32
|
37
|
21
|
27
|
47
|
45
|
41
|
31
|
21
|
16
|
15
|
33
|
38
|
13
|
21
|
33
|
51
|
45
|
16
|
27
|
38
|
52
|
|
|
2025/08
|
38
|
27
|
38
|
37
|
48
|
29
|
34
|
32
|
25
|
31
|
38
|
34
|
40
|
30
|
34
|
27
|
32
|
37
|
39
|
30
|
29
|
37
|
36
|
24
|
41
|
39
|
37
|
34
|
34
|
36
|
35
|
|
2025/07
|
20
|
26
|
27
|
34
|
31
|
35
|
42
|
34
|
32
|
45
|
56
|
48
|
47
|
49
|
47
|
45
|
31
|
42
|
49
|
49
|
33
|
30
|
20
|
23
|
32
|
34
|
35
|
35
|
40
|
37
|
35
|
|
2025/06
|
47
|
56
|
58
|
62
|
58
|
59
|
84
|
82
|
66
|
63
|
63
|
50
|
54
|
47
|
54
|
51
|
52
|
35
|
30
|
32
|
43
|
50
|
38
|
46
|
59
|
27
|
42
|
36
|
25
|
30
|
|
|
2025/05
|
73
|
109
|
63
|
59
|
160
|
173
|
170
|
90
|
87
|
45
|
49
|
61
|
73
|
69
|
51
|
77
|
172
|
89
|
113
|
73
|
82
|
73
|
85
|
56
|
59
|
53
|
69
|
64
|
74
|
72
|
54
|
|
2025/04
|
71
|
55
|
59
|
93
|
70
|
84
|
92
|
96
|
96
|
109
|
97
|
266
|
103
|
53
|
63
|
127
|
127
|
106
|
59
|
64
|
58
|
66
|
120
|
95
|
80
|
75
|
90
|
64
|
58
|
112
|
|
|
2025/03
|
84
|
50
|
41
|
49
|
102
|
96
|
82
|
87
|
101
|
97
|
100
|
131
|
156
|
65
|
73
|
46
|
45
|
58
|
57
|
45
|
47
|
66
|
88
|
281
|
117
|
135
|
100
|
162
|
60
|
57
|
71
|
|
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
|
|
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