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
1 Nov
Sun
2 Nov
Mon
3 Nov
Tue
4 Nov
Wed
5 Nov
Thu
6 Nov
Fri
7 Nov
Real-time AQI (Monitoring Station in Kaifeng)
肿瘤医院
5722
PM2.5
63 *
PM10
114
O3
0.6
CO
11
SO2
19
NO2
世纪星幼儿园
4821
PM2.5
48
PM10
110
O3
0.6
CO
10
SO2
18
NO2
龙亭公园
549
PM2.5
58 *
PM10
110
O3
0.6
CO
11
SO2
14
NO2
汴京公园
5521
PM2.5
60 *
PM10
101
O3
0.6
CO
10
SO2
20
NO2
技师学院
5117
PM2.5
52 *
PM10
114
O3
0.5
CO
12
SO2
13
NO2
祥符区生态环境局
4323
PM2.5
43
PM10
116
O3
0.5
CO
9
SO2
25
NO2
Air quality in the last 12 months (Kaifeng)
|
2025/08
|
42
|
32
|
43
|
42
|
48
|
31
|
31
|
28
|
22
|
31
|
36
|
25
|
34
|
33
|
36
|
31
|
35
|
40
|
43
|
28
|
29
|
37
|
36
|
26
|
36
|
43
|
39
|
35
|
37
|
35
|
25
|
|
2025/07
|
19
|
26
|
26
|
32
|
35
|
44
|
48
|
34
|
32
|
50
|
67
|
56
|
47
|
49
|
51
|
42
|
35
|
48
|
52
|
52
|
43
|
35
|
20
|
27
|
34
|
35
|
34
|
35
|
32
|
39
|
45
|
|
2025/06
|
54
|
62
|
70
|
74
|
66
|
63
|
83
|
84
|
65
|
63
|
57
|
55
|
57
|
52
|
57
|
53
|
54
|
42
|
32
|
35
|
50
|
44
|
45
|
50
|
61
|
26
|
36
|
31
|
21
|
30
|
|
|
2025/05
|
71
|
115
|
61
|
59
|
225
|
152
|
109
|
87
|
75
|
39
|
54
|
66
|
68
|
69
|
58
|
86
|
150
|
87
|
109
|
78
|
79
|
82
|
77
|
61
|
68
|
58
|
74
|
71
|
70
|
78
|
51
|
|
2025/04
|
72
|
59
|
62
|
87
|
81
|
88
|
90
|
96
|
94
|
119
|
89
|
268
|
109
|
60
|
66
|
141
|
119
|
112
|
44
|
64
|
62
|
72
|
102
|
90
|
82
|
74
|
94
|
69
|
66
|
111
|
|
|
2025/03
|
109
|
50
|
47
|
41
|
91
|
96
|
81
|
88
|
110
|
111
|
99
|
139
|
132
|
60
|
74
|
49
|
55
|
60
|
66
|
52
|
50
|
71
|
94
|
291
|
122
|
102
|
109
|
170
|
72
|
61
|
76
|
|
2025/02
|
87
|
157
|
119
|
69
|
56
|
60
|
105
|
63
|
78
|
79
|
130
|
124
|
70
|
81
|
78
|
71
|
74
|
80
|
68
|
73
|
95
|
95
|
79
|
68
|
78
|
96
|
123
|
132
|
|||
|
2025/01
|
142
|
97
|
120
|
186
|
96
|
69
|
65
|
56
|
57
|
89
|
80
|
64
|
105
|
130
|
62
|
62
|
90
|
116
|
102
|
160
|
233
|
135
|
87
|
146
|
129
|
82
|
44
|
70
|
257
|
178
|
97
|
|
2024/12
|
60
|
60
|
86
|
133
|
90
|
64
|
98
|
59
|
75
|
109
|
132
|
126
|
75
|
65
|
55
|
66
|
103
|
69
|
55
|
104
|
78
|
59
|
95
|
143
|
155
|
130
|
79
|
52
|
92
|
80
|
109
|
|
2024/11
|
61
|
71
|
104
|
69
|
54
|
92
|
76
|
62
|
61
|
89
|
135
|
138
|
142
|
59
|
71
|
64
|
50
|
55
|
44
|
77
|
95
|
146
|
90
|
57
|
43
|
48
|
77
|
52
|
46
|
72
|
|
|
2024/10
|
48
|
49
|
61
|
69
|
62
|
77
|
120
|
102
|
115
|
93
|
89
|
127
|
104
|
131
|
141
|
87
|
64
|
17
|
30
|
28
|
54
|
72
|
87
|
72
|
91
|
115
|
132
|
119
|
125
|
133
|
172
|
|
2024/09
|
52
|
27
|
42
|
52
|
44
|
30
|
57
|
61
|
55
|
44
|
24
|
32
|
29
|
40
|
38
|
44
|
52
|
36
|
44
|
47
|
18
|
34
|
56
|
64
|
85
|
114
|
105
|
63
|
62
|
14
|
|
|
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