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
22 Aug
Sun
23 Aug
Mon
24 Aug
Tue
25 Aug
Wed
26 Aug
Thu
27 Aug
Fri
28 Aug
Real-time AQI (Monitoring Station in Zhengzhou)
烟厂
4934
PM2.5
37
PM10
52
O3
0.5
CO
3
SO2
18
NO2
银行学校
5638 *
PM2.5
42
PM10
56
O3
0.5
CO
5
SO2
20
NO2
供水公司
4517
PM2.5
45
PM10
41
O3
0.7
CO
6
SO2
20
NO2
经开区管委
3927
PM2.5
38
PM10
62
O3
0.5
CO
2
SO2
17
NO2
河医大
4330
PM2.5
43
PM10
57
O3
0.6
CO
4
SO2
19
NO2
惠济区政府
5233
PM2.5
52 *
PM10
28
O3
0.7
CO
2
SO2
23
NO2
北区建设指挥部
4229
PM2.5
31
PM10
68
O3
0.4
CO
4
SO2
12
NO2
上街区政府
5035
PM2.5
46
PM10
34
O3
0.6
CO
5
SO2
19
NO2
计划路2号
4028
PM2.5
32
PM10
59
O3
0.4
CO
4
SO2
15
NO2
同乐路9号
4632
PM2.5
46
PM10
55
O3
0.5
CO
2
SO2
12
NO2
Air quality in the last 12 months (Zhengzhou)
|
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
|
|
|
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
|
|
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