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
26 Apr
Sat
27 Apr
Sun
28 Apr
Mon
29 Apr
Tue
30 Apr
Wed
1 May
Thu
2 May
Real-time AQI (Monitoring Station in Zhengzhou)
烟厂
7353 *
PM2.5
86
PM10
65
O3
0.7
CO
8
SO2
34
NO2
郑纺机
7643
PM2.5
102 *
PM10
51
O3
0.6
CO
4
SO2
40
NO2
银行学校
6741
PM2.5
83 *
PM10
69
O3
0.6
CO
7
SO2
27
NO2
供水公司
7848
PM2.5
105 *
PM10
61
O3
0.7
CO
7
SO2
33
NO2
经开区管委
7147
PM2.5
91 *
PM10
66
O3
0.6
CO
12
SO2
30
NO2
四十七中
7242
PM2.5
93 *
PM10
57
O3
0.7
CO
8
SO2
28
NO2
市监测站
7440
PM2.5
98 *
PM10
63
O3
0.8
CO
10
SO2
28
NO2
河医大
8245
PM2.5
114 *
PM10
51
O3
0.6
CO
5
SO2
34
NO2
惠济区政府
8957
PM2.5
128 *
PM10
26
O3
0.8
CO
7
SO2
55
NO2
北区建设指挥部
6841
PM2.5
85 *
PM10
40
O3
0.9
CO
18
SO2
48
NO2
上街区政府
8254
PM2.5
113 *
PM10
48
O3
0.8
CO
23
SO2
27
NO2
Air quality in the last 12 months (Zhengzhou)
|
2024/02
|
66
|
48
|
81
|
103
|
120
|
200
|
217
|
188
|
135
|
237
|
89
|
123
|
109
|
163
|
66
|
64
|
66
|
93
|
78
|
45
|
47
|
28
|
42
|
86
|
180
|
104
|
93
|
78
|
123
|
||
|
2024/01
|
142
|
140
|
51
|
78
|
113
|
91
|
48
|
102
|
150
|
127
|
138
|
262
|
350
|
185
|
48
|
73
|
133
|
122
|
65
|
65
|
68
|
37
|
47
|
49
|
44
|
51
|
63
|
60
|
112
|
202
|
248
|
|
2023/12
|
41
|
57
|
88
|
94
|
90
|
127
|
96
|
77
|
126
|
52
|
39
|
81
|
87
|
59
|
50
|
39
|
36
|
68
|
142
|
95
|
37
|
43
|
100
|
97
|
79
|
141
|
135
|
141
|
233
|
147
|
119
|
|
2023/11
|
62
|
64
|
109
|
66
|
30
|
54
|
57
|
83
|
96
|
31
|
49
|
77
|
81
|
98
|
147
|
92
|
67
|
71
|
72
|
138
|
156
|
102
|
67
|
44
|
57
|
86
|
84
|
77
|
66
|
49
|
|
|
2023/10
|
52
|
26
|
39
|
59
|
55
|
39
|
46
|
51
|
74
|
68
|
64
|
89
|
72
|
54
|
55
|
101
|
95
|
69
|
35
|
47
|
61
|
57
|
65
|
68
|
65
|
81
|
81
|
91
|
72
|
71
|
73
|
|
2023/09
|
55
|
63
|
63
|
70
|
73
|
89
|
73
|
54
|
57
|
56
|
63
|
47
|
45
|
60
|
56
|
55
|
56
|
52
|
33
|
31
|
43
|
50
|
47
|
28
|
28
|
30
|
37
|
40
|
31
|
55
|
|
|
2023/08
|
28
|
35
|
39
|
43
|
48
|
30
|
36
|
53
|
56
|
62
|
65
|
34
|
43
|
44
|
59
|
74
|
81
|
65
|
48
|
45
|
42
|
64
|
52
|
45
|
53
|
35
|
26
|
32
|
60
|
57
|
58
|
|
2023/07
|
81
|
48
|
28
|
41
|
71
|
66
|
68
|
77
|
79
|
48
|
40
|
32
|
35
|
55
|
53
|
67
|
66
|
65
|
48
|
33
|
33
|
39
|
68
|
59
|
44
|
39
|
46
|
39
|
15
|
21
|
26
|
|
2023/06
|
54
|
57
|
48
|
28
|
45
|
69
|
64
|
65
|
65
|
81
|
89
|
66
|
71
|
71
|
67
|
66
|
47
|
41
|
37
|
72
|
84
|
78
|
71
|
79
|
51
|
68
|
70
|
38
|
43
|
76
|
|
|
2023/05
|
99
|
76
|
39
|
23
|
33
|
50
|
43
|
52
|
53
|
53
|
49
|
62
|
74
|
76
|
78
|
71
|
62
|
68
|
74
|
84
|
72
|
45
|
61
|
50
|
51
|
58
|
28
|
27
|
35
|
37
|
57
|
|
2023/04
|
62
|
64
|
39
|
28
|
34
|
79
|
78
|
86
|
87
|
86
|
410
|
489
|
280
|
225
|
204
|
85
|
96
|
107
|
103
|
171
|
65
|
28
|
24
|
30
|
46
|
64
|
56
|
147
|
137
|
85
|
|
|
2023/03
|
104
|
101
|
99
|
75
|
102
|
101
|
112
|
93
|
110
|
82
|
230
|
122
|
101
|
89
|
164
|
70
|
52
|
74
|
81
|
83
|
85
|
182
|
371
|
163
|
125
|
101
|
94
|
78
|
80
|
80
|
54
|
|
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