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
22 Apr
Wed
23 Apr
Thu
24 Apr
Fri
25 Apr
Sat
26 Apr
Sun
27 Apr
Mon
28 Apr
Real-time AQI (Monitoring Station in Zhengzhou)
烟厂
3418
PM2.5
23
PM10
108
O3
0.6
CO
6
SO2
26
NO2
郑纺机
7624
PM2.5
102 *
PM10
104
O3
0.6
CO
6
SO2
22
NO2
银行学校
7125
PM2.5
92 *
PM10
113
O3
0.5
CO
8
SO2
22
NO2
供水公司
6333
PM2.5
76 *
PM10
121
O3
0.5
CO
4
SO2
26
NO2
经开区管委
5622
PM2.5
61 *
PM10
92
O3
0.6
CO
6
SO2
36
NO2
四十七中
5313
PM2.5
55 *
PM10
105
O3
0.6
CO
8
SO2
23
NO2
河医大
5429
PM2.5
58 *
PM10
103
O3
0.6
CO
8
SO2
30
NO2
惠济区政府
5823
PM2.5
65 *
PM10
123
O3
0.6
CO
4
SO2
20
NO2
北区建设指挥部
6016
PM2.5
69 *
PM10
112
O3
0.6
CO
11
SO2
33
NO2
上街区政府
7236
PM2.5
93 *
PM10
112
O3
0.6
CO
9
SO2
19
NO2
计划路2号
5934
PM2.5
68 *
PM10
123
O3
0.2
CO
4
SO2
29
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