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 Aug
Thu
27 Aug
Fri
28 Aug
Sat
29 Aug
Sun
30 Aug
Mon
31 Aug
Tue
1 Sep
Real-time AQI (Monitoring Station in Zhoukou)
周口师范
486
PM2.5
48
PM10
81
O3
0.4
CO
6
SO2
12
NO2
羲皇大道
5118
PM2.5
51 *
PM10
91
O3
0.7
CO
4
SO2
7
NO2
七一路
6827
PM2.5
74 *
PM10
92
O3
0.7
CO
6
SO2
12
NO2
健康路46号
4515
PM2.5
45
PM10
80
O3
0.3
CO
3
SO2
8
NO2
太昊路
8329
PM2.5
95 *
PM10
86
O3
0.6
CO
2
SO2
11
NO2
Air quality in the last 12 months (Zhoukou)
|
2026/07
|
55
|
37
|
37
|
25
|
24
|
21
|
23
|
27
|
27
|
27
|
35
|
33
|
28
|
40
|
40
|
34
|
30
|
32
|
42
|
47
|
46
|
31
|
24
|
36
|
32
|
41
|
21
|
36
|
20
|
24
|
24
|
|
2026/06
|
71
|
86
|
79
|
62
|
68
|
75
|
31
|
40
|
43
|
58
|
75
|
50
|
37
|
50
|
48
|
37
|
46
|
53
|
35
|
32
|
43
|
30
|
35
|
30
|
43
|
51
|
75
|
68
|
72
|
59
|
|
|
2026/05
|
50
|
36
|
38
|
47
|
48
|
51
|
71
|
51
|
51
|
49
|
54
|
61
|
68
|
61
|
46
|
42
|
43
|
24
|
32
|
22
|
31
|
49
|
49
|
39
|
21
|
20
|
34
|
63
|
50
|
58
|
67
|
|
2026/04
|
69
|
55
|
40
|
72
|
89
|
76
|
61
|
38
|
37
|
58
|
61
|
58
|
41
|
36
|
46
|
66
|
70
|
68
|
68
|
81
|
55
|
35
|
39
|
31
|
39
|
49
|
72
|
59
|
44
|
46
|
|
|
2026/03
|
60
|
62
|
65
|
103
|
68
|
92
|
71
|
82
|
127
|
112
|
141
|
205
|
102
|
124
|
55
|
119
|
94
|
84
|
67
|
84
|
81
|
88
|
110
|
116
|
89
|
72
|
70
|
65
|
69
|
76
|
75
|
|
2026/02
|
89
|
113
|
121
|
113
|
158
|
81
|
75
|
90
|
61
|
88
|
93
|
94
|
102
|
96
|
106
|
48
|
89
|
84
|
79
|
64
|
58
|
251
|
207
|
52
|
50
|
50
|
106
|
66
|
|||
|
2026/01
|
55
|
113
|
92
|
101
|
194
|
70
|
47
|
73
|
62
|
83
|
57
|
74
|
92
|
163
|
101
|
116
|
92
|
53
|
61
|
44
|
57
|
82
|
100
|
128
|
176
|
176
|
135
|
83
|
95
|
123
|
118
|
|
2025/12
|
138
|
91
|
59
|
101
|
121
|
110
|
115
|
101
|
88
|
136
|
203
|
52
|
64
|
86
|
62
|
130
|
212
|
224
|
175
|
218
|
135
|
52
|
78
|
86
|
98
|
67
|
79
|
95
|
167
|
167
|
111
|
|
2025/11
|
103
|
86
|
76
|
64
|
84
|
73
|
38
|
62
|
65
|
86
|
58
|
58
|
91
|
143
|
121
|
132
|
41
|
45
|
50
|
59
|
85
|
86
|
81
|
110
|
87
|
94
|
257
|
110
|
79
|
103
|
|
|
2025/10
|
30
|
9
|
29
|
25
|
29
|
14
|
35
|
68
|
24
|
15
|
16
|
22
|
22
|
31
|
33
|
38
|
13
|
34
|
44
|
41
|
51
|
56
|
73
|
93
|
81
|
80
|
98
|
73
|
80
|
81
|
197
|
|
2025/09
|
35
|
44
|
40
|
48
|
50
|
44
|
50
|
17
|
26
|
32
|
16
|
16
|
36
|
28
|
24
|
32
|
23
|
18
|
11
|
23
|
38
|
26
|
14
|
28
|
39
|
30
|
18
|
26
|
31
|
32
|
|
|
2025/08
|
37
|
25
|
37
|
31
|
42
|
31
|
22
|
25
|
25
|
33
|
19
|
23
|
25
|
22
|
29
|
30
|
26
|
35
|
37
|
24
|
25
|
29
|
32
|
35
|
28
|
35
|
34
|
40
|
33
|
39
|
26
|
|
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