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
23 Dec
Tue
24 Dec
Wed
25 Dec
Thu
26 Dec
Fri
27 Dec
Sat
28 Dec
Sun
29 Dec
Real-time AQI (Monitoring Station in Zhoukou)
市环境监测站
9571 *
PM2.5
117
PM10
14
O3
0.6
CO
9
SO2
42
NO2
周口师范
8966 *
PM2.5
95
PM10
22
O3
0.9
CO
8
SO2
44
NO2
市运管处
9470 *
PM2.5
95
PM10
11
O3
0.6
CO
7
SO2
48
NO2
川汇区环保局
8361 *
PM2.5
94
PM10
28
O3
0.5
CO
9
SO2
39
NO2
Air quality in the last 12 months (Zhoukou)
|
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
|
|
|
2024/05
|
66
|
64
|
56
|
50
|
61
|
62
|
66
|
68
|
58
|
68
|
177
|
136
|
109
|
82
|
119
|
67
|
70
|
67
|
66
|
64
|
61
|
56
|
50
|
50
|
74
|
57
|
56
|
60
|
84
|
95
|
103
|
|
2024/04
|
82
|
115
|
70
|
55
|
58
|
50
|
61
|
65
|
62
|
61
|
61
|
51
|
71
|
64
|
59
|
74
|
79
|
66
|
82
|
94
|
82
|
76
|
147
|
109
|
94
|
79
|
77
|
49
|
86
|
66
|
|
|
2024/03
|
126
|
112
|
81
|
108
|
155
|
131
|
112
|
63
|
63
|
85
|
89
|
113
|
117
|
97
|
113
|
118
|
137
|
109
|
107
|
110
|
97
|
78
|
85
|
60
|
53
|
61
|
53
|
76
|
62
|
76
|
91
|
|
2024/02
|
83
|
69
|
110
|
104
|
140
|
173
|
200
|
184
|
179
|
312
|
120
|
82
|
75
|
114
|
57
|
62
|
53
|
65
|
72
|
30
|
85
|
38
|
45
|
114
|
160
|
121
|
98
|
87
|
128
|
||
|
2024/01
|
209
|
212
|
76
|
73
|
151
|
174
|
60
|
104
|
176
|
180
|
197
|
247
|
264
|
226
|
64
|
70
|
86
|
105
|
77
|
46
|
75
|
36
|
55
|
66
|
85
|
84
|
95
|
112
|
119
|
209
|
280
|
|
2023/12
|
58
|
70
|
125
|
108
|
93
|
115
|
82
|
66
|
112
|
55
|
51
|
84
|
72
|
52
|
51
|
44
|
49
|
40
|
93
|
94
|
70
|
66
|
76
|
131
|
129
|
137
|
177
|
159
|
278
|
227
|
193
|
|
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