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
1 Apr
Wed
2 Apr
Thu
3 Apr
Fri
4 Apr
Sat
5 Apr
Sun
6 Apr
Mon
7 Apr
Real-time AQI (Monitoring Station in Zhengzhou)
烟厂
6425
PM2.5
78 *
PM10
120
O3
0.3
CO
4
SO2
13
NO2
郑纺机
6317
PM2.5
75 *
PM10
121
O3
0.5
CO
8
SO2
10
NO2
银行学校
5819
PM2.5
66 *
PM10
124
O3
0.3
CO
6
SO2
10
NO2
供水公司
6615
PM2.5
82 *
PM10
120
O3
0.4
CO
7
SO2
12
NO2
经开区管委
8764 *
PM2.5
65
PM10
121
O3
0.4
CO
4
SO2
8
NO2
四十七中
6617
PM2.5
81 *
PM10
110
O3
0.4
CO
8
SO2
14
NO2
河医大
5925
PM2.5
67 *
PM10
121
O3
0.4
CO
7
SO2
10
NO2
惠济区政府
6921
PM2.5
87 *
PM10
123
O3
0.6
CO
5
SO2
12
NO2
北区建设指挥部
6430
PM2.5
78 *
PM10
118
O3
0.6
CO
6
SO2
16
NO2
上街区政府
6320
PM2.5
75 *
PM10
118
O3
0.5
CO
7
SO2
20
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