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
17 Jun
Wed
18 Jun
Thu
19 Jun
Fri
20 Jun
Sat
21 Jun
Sun
22 Jun
Mon
23 Jun
Zhoukou Air quality rank
Real-time AQI (Monitoring Station in Zhoukou)
周口师范
8319
PM2.5
51
PM10
186 *
O3
0.3
CO
4
SO2
4
NO2
七一路
7426
PM2.5
54
PM10
179 *
O3
0.5
CO
6
SO2
7
NO2
健康路46号
8019
PM2.5
49
PM10
184 *
O3
0.5
CO
3
SO2
4
NO2
太昊路
5312
PM2.5
47
PM10
162 *
O3
0.3
CO
5
SO2
8
NO2
Air quality in the last 12 months (Zhoukou)
|
2025/05
|
85
|
130
|
51
|
54
|
96
|
214
|
132
|
85
|
84
|
34
|
57
|
56
|
53
|
58
|
78
|
73
|
159
|
93
|
117
|
69
|
60
|
82
|
75
|
66
|
56
|
53
|
77
|
70
|
72
|
61
|
41
|
|
2025/04
|
67
|
45
|
56
|
77
|
77
|
82
|
79
|
79
|
111
|
107
|
75
|
255
|
146
|
67
|
58
|
79
|
89
|
83
|
49
|
63
|
54
|
71
|
88
|
114
|
79
|
70
|
78
|
53
|
51
|
85
|
|
|
2025/03
|
97
|
73
|
39
|
38
|
66
|
84
|
79
|
85
|
109
|
113
|
94
|
133
|
141
|
44
|
63
|
49
|
48
|
61
|
60
|
48
|
42
|
59
|
70
|
169
|
57
|
77
|
114
|
171
|
68
|
67
|
77
|
|
2025/02
|
101
|
127
|
151
|
46
|
58
|
59
|
93
|
60
|
61
|
66
|
114
|
129
|
117
|
89
|
79
|
80
|
76
|
79
|
109
|
72
|
78
|
110
|
110
|
61
|
78
|
105
|
117
|
94
|
|||
|
2025/01
|
146
|
141
|
141
|
225
|
117
|
70
|
61
|
60
|
49
|
71
|
79
|
62
|
95
|
143
|
54
|
61
|
81
|
114
|
124
|
186
|
188
|
236
|
118
|
127
|
148
|
82
|
36
|
109
|
283
|
189
|
113
|
|
2024/12
|
65
|
84
|
72
|
106
|
107
|
86
|
110
|
49
|
68
|
94
|
115
|
126
|
88
|
67
|
59
|
71
|
101
|
65
|
55
|
101
|
91
|
60
|
83
|
120
|
141
|
207
|
125
|
53
|
79
|
103
|
93
|
|
2024/11
|
115
|
110
|
117
|
78
|
56
|
86
|
67
|
63
|
68
|
77
|
110
|
126
|
96
|
105
|
114
|
83
|
38
|
42
|
33
|
62
|
77
|
105
|
70
|
53
|
52
|
50
|
65
|
58
|
48
|
62
|
|
|
2024/10
|
38
|
56
|
64
|
72
|
54
|
42
|
93
|
162
|
77
|
163
|
89
|
124
|
113
|
105
|
79
|
112
|
58
|
26
|
36
|
43
|
59
|
73
|
92
|
64
|
67
|
114
|
151
|
128
|
149
|
106
|
73
|
|
2024/09
|
47
|
39
|
40
|
50
|
57
|
37
|
57
|
61
|
56
|
56
|
32
|
30
|
25
|
55
|
45
|
50
|
52
|
27
|
38
|
53
|
24
|
35
|
54
|
58
|
65
|
61
|
54
|
58
|
60
|
29
|
|
|
2024/08
|
19
|
18
|
26
|
26
|
32
|
12
|
18
|
18
|
35
|
94
|
105
|
36
|
48
|
47
|
40
|
34
|
33
|
40
|
23
|
25
|
34
|
41
|
44
|
51
|
50
|
45
|
22
|
32
|
36
|
39
|
42
|
|
2024/07
|
39
|
28
|
35
|
15
|
27
|
17
|
26
|
35
|
29
|
54
|
42
|
31
|
39
|
44
|
30
|
28
|
16
|
13
|
23
|
23
|
27
|
28
|
31
|
37
|
47
|
44
|
17
|
13
|
14
|
21
|
19
|
|
2024/06
|
81
|
101
|
71
|
85
|
70
|
52
|
37
|
62
|
65
|
54
|
51
|
52
|
54
|
54
|
66
|
46
|
49
|
52
|
59
|
40
|
44
|
40
|
55
|
113
|
98
|
52
|
60
|
24
|
19
|
23
|
|
|
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