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
31 Oct
Fri
1 Nov
Sat
2 Nov
Sun
3 Nov
Mon
4 Nov
Tue
5 Nov
Wed
6 Nov
Zhangjiakou Air quality rank
Real-time AQI (Monitoring Station in Zhangjiakou)
人民公园
7958 *
PM2.5
64
PM10
37
O3
0.8
CO
2
SO2
47
NO2
五金库
7740
PM2.5
103 *
PM10
6
O3
1.1
CO
4
SO2
80
NO2
世纪豪园
7850
PM2.5
105 *
PM10
15
O3
0.7
CO
7
SO2
71
NO2
北泵房
6235
PM2.5
74 *
PM10
42
O3
0.9
CO
7
SO2
32
NO2
青少年活动中心
5423
PM2.5
57 *
PM10
62
O3
0.2
CO
6
SO2
26
NO2
Air quality in the last 12 months (Zhangjiakou)
|
2024/09
|
19
|
16
|
21
|
32
|
14
|
20
|
19
|
23
|
31
|
16
|
22
|
19
|
23
|
12
|
20
|
20
|
19
|
37
|
53
|
20
|
11
|
15
|
28
|
36
|
16
|
29
|
56
|
56
|
36
|
13
|
|
|
2024/08
|
21
|
28
|
31
|
30
|
28
|
25
|
35
|
34
|
29
|
46
|
13
|
13
|
16
|
26
|
32
|
37
|
32
|
28
|
27
|
18
|
17
|
18
|
28
|
30
|
26
|
17
|
23
|
27
|
32
|
33
|
44
|
|
2024/07
|
25
|
34
|
28
|
32
|
34
|
26
|
29
|
35
|
56
|
54
|
53
|
46
|
30
|
47
|
52
|
28
|
21
|
25
|
31
|
26
|
46
|
47
|
44
|
37
|
23
|
23
|
37
|
28
|
22
|
24
|
20
|
|
2024/06
|
22
|
25
|
34
|
43
|
48
|
40
|
18
|
31
|
22
|
25
|
30
|
32
|
32
|
22
|
23
|
25
|
33
|
43
|
44
|
53
|
43
|
337
|
129
|
19
|
21
|
47
|
61
|
52
|
51
|
32
|
|
|
2024/05
|
31
|
38
|
47
|
61
|
51
|
41
|
39
|
35
|
58
|
148
|
76
|
31
|
33
|
49
|
24
|
52
|
49
|
67
|
68
|
46
|
53
|
64
|
77
|
48
|
31
|
36
|
25
|
32
|
50
|
38
|
21
|
|
2024/04
|
68
|
74
|
39
|
55
|
56
|
32
|
35
|
59
|
58
|
51
|
46
|
78
|
75
|
75
|
199
|
40
|
39
|
50
|
81
|
28
|
41
|
75
|
27
|
43
|
108
|
88
|
168
|
45
|
24
|
26
|
|
|
2024/03
|
27
|
79
|
38
|
63
|
57
|
16
|
31
|
26
|
40
|
57
|
38
|
26
|
34
|
42
|
76
|
110
|
34
|
200
|
66
|
29
|
65
|
47
|
56
|
53
|
42
|
77
|
186
|
201
|
97
|
34
|
30
|
|
2024/02
|
35
|
54
|
34
|
45
|
78
|
28
|
28
|
33
|
53
|
80
|
46
|
59
|
66
|
40
|
31
|
66
|
81
|
59
|
28
|
29
|
27
|
25
|
28
|
43
|
43
|
52
|
95
|
44
|
28
|
||
|
2024/01
|
49
|
44
|
32
|
47
|
41
|
21
|
31
|
54
|
26
|
42
|
54
|
45
|
68
|
24
|
34
|
46
|
76
|
86
|
94
|
36
|
22
|
22
|
23
|
23
|
26
|
40
|
31
|
42
|
56
|
103
|
28
|
|
2023/12
|
27
|
34
|
39
|
63
|
81
|
120
|
93
|
121
|
40
|
53
|
39
|
68
|
60
|
56
|
28
|
25
|
28
|
48
|
34
|
23
|
30
|
31
|
38
|
44
|
52
|
55
|
55
|
62
|
60
|
70
|
29
|
|
2023/11
|
69
|
107
|
36
|
68
|
45
|
29
|
36
|
34
|
21
|
19
|
19
|
20
|
22
|
31
|
56
|
27
|
19
|
36
|
67
|
59
|
72
|
77
|
22
|
22
|
42
|
90
|
27
|
24
|
23
|
21
|
|
|
2023/10
|
25
|
37
|
36
|
22
|
23
|
40
|
39
|
21
|
22
|
26
|
35
|
43
|
28
|
26
|
23
|
28
|
46
|
29
|
27
|
21
|
28
|
39
|
52
|
61
|
48
|
30
|
42
|
56
|
83
|
54
|
79
|
|
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