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
Fri
12 Sep
Sat
13 Sep
Sun
14 Sep
Mon
15 Sep
Tue
16 Sep
Wed
17 Sep
Real-time AQI (Monitoring Station in Zhengzhou)
烟厂
3019
PM2.5
30
PM10
53
O3
0.7
CO
6
SO2
19
NO2
供水公司
4229
PM2.5
29
PM10
46
O3
0.5
CO
5
SO2
23
NO2
经开区管委
3118
PM2.5
31
PM10
41
O3
0.6
CO
3
SO2
21
NO2
惠济区政府
3524
PM2.5
32
PM10
39
O3
0.7
CO
3
SO2
29
NO2
北区建设指挥部
3812
PM2.5
38
PM10
54
O3
0.6
CO
7
SO2
29
NO2
同乐路9号
2816
PM2.5
28
PM10
56
O3
0.8
CO
6
SO2
15
NO2
Air quality in the last 12 months (Zhengzhou)
|
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
|
|
2025/07
|
20
|
26
|
27
|
34
|
31
|
35
|
42
|
34
|
32
|
45
|
56
|
48
|
47
|
49
|
47
|
45
|
31
|
42
|
49
|
49
|
33
|
30
|
20
|
23
|
32
|
34
|
35
|
35
|
40
|
37
|
35
|
|
2025/06
|
47
|
56
|
58
|
62
|
58
|
59
|
84
|
82
|
66
|
63
|
63
|
50
|
54
|
47
|
54
|
51
|
52
|
35
|
30
|
32
|
43
|
50
|
38
|
46
|
59
|
27
|
42
|
36
|
25
|
30
|
|
|
2025/05
|
73
|
109
|
63
|
59
|
160
|
173
|
170
|
90
|
87
|
45
|
49
|
61
|
73
|
69
|
51
|
77
|
172
|
89
|
113
|
73
|
82
|
73
|
85
|
56
|
59
|
53
|
69
|
64
|
74
|
72
|
54
|
|
2025/04
|
71
|
55
|
59
|
93
|
70
|
84
|
92
|
96
|
96
|
109
|
97
|
266
|
103
|
53
|
63
|
127
|
127
|
106
|
59
|
64
|
58
|
66
|
120
|
95
|
80
|
75
|
90
|
64
|
58
|
112
|
|
|
2025/03
|
84
|
50
|
41
|
49
|
102
|
96
|
82
|
87
|
101
|
97
|
100
|
131
|
156
|
65
|
73
|
46
|
45
|
58
|
57
|
45
|
47
|
66
|
88
|
281
|
117
|
135
|
100
|
162
|
60
|
57
|
71
|
|
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
|
|
|
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