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
11 Sep
Sat
12 Sep
Sun
13 Sep
Mon
14 Sep
Tue
15 Sep
Wed
16 Sep
Thu
17 Sep
Real-time AQI (Monitoring Station in Zhengzhou)
烟厂
4126
PM2.5
29
PM10
129
O3
0.2
CO
11
SO2
10
NO2
银行学校
4229
PM2.5
35
PM10
106
O3
0.3
CO
7
SO2
13
NO2
供水公司
4017
PM2.5
31
PM10
128
O3
0.4
CO
4
SO2
12
NO2
经开区管委
4120
PM2.5
26
PM10
129
O3
0.6
CO
4
SO2
15
NO2
四十七中
4224
PM2.5
42
PM10
134
O3
0.6
CO
6
SO2
6
NO2
河医大
5426
PM2.5
55 *
PM10
132
O3
0.5
CO
8
SO2
12
NO2
北区建设指挥部
3821
PM2.5
38
PM10
117
O3
0.1
CO
5
SO2
22
NO2
上街区政府
3919
PM2.5
38
PM10
122
O3
0.6
CO
9
SO2
8
NO2
计划路2号
4320
PM2.5
43
PM10
134
O3
0.2
CO
8
SO2
9
NO2
同乐路9号
4330
PM2.5
36
PM10
136
O3
0.3
CO
6
SO2
13
NO2
Air quality in the last 12 months (Zhengzhou)
|
2026/08
|
33
|
35
|
30
|
31
|
37
|
40
|
51
|
47
|
39
|
41
|
30
|
19
|
22
|
34
|
40
|
53
|
48
|
51
|
47
|
55
|
33
|
38
|
44
|
39
|
33
|
39
|
26
|
27
|
36
|
41
|
46
|
|
2026/07
|
57
|
58
|
49
|
48
|
40
|
37
|
39
|
50
|
38
|
35
|
37
|
42
|
39
|
58
|
39
|
44
|
34
|
48
|
56
|
63
|
56
|
45
|
40
|
36
|
41
|
38
|
26
|
26
|
20
|
25
|
32
|
|
2026/06
|
81
|
94
|
86
|
69
|
89
|
56
|
31
|
44
|
61
|
58
|
79
|
65
|
42
|
66
|
76
|
51
|
59
|
49
|
33
|
44
|
39
|
38
|
47
|
40
|
65
|
52
|
74
|
64
|
66
|
59
|
|
|
2026/05
|
56
|
40
|
49
|
55
|
56
|
60
|
64
|
54
|
58
|
66
|
64
|
83
|
66
|
62
|
55
|
50
|
50
|
31
|
36
|
35
|
36
|
44
|
50
|
53
|
22
|
27
|
44
|
61
|
53
|
57
|
54
|
|
2026/04
|
68
|
55
|
98
|
67
|
94
|
90
|
81
|
53
|
48
|
70
|
64
|
63
|
43
|
52
|
49
|
66
|
68
|
73
|
98
|
99
|
44
|
35
|
51
|
48
|
50
|
63
|
91
|
75
|
43
|
59
|
|
|
2026/03
|
61
|
75
|
119
|
162
|
103
|
75
|
65
|
90
|
123
|
150
|
155
|
163
|
147
|
121
|
47
|
69
|
135
|
67
|
71
|
86
|
80
|
84
|
100
|
111
|
78
|
77
|
73
|
69
|
53
|
76
|
71
|
|
2026/02
|
111
|
94
|
131
|
99
|
98
|
66
|
62
|
104
|
76
|
87
|
84
|
95
|
92
|
100
|
79
|
36
|
95
|
70
|
57
|
55
|
84
|
212
|
200
|
70
|
44
|
43
|
85
|
73
|
|||
|
2026/01
|
65
|
122
|
136
|
125
|
127
|
41
|
44
|
65
|
57
|
78
|
52
|
74
|
91
|
106
|
85
|
118
|
71
|
67
|
61
|
55
|
90
|
122
|
168
|
180
|
186
|
179
|
214
|
166
|
192
|
114
|
140
|
|
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
|
|
|
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