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
11 Nov
Thu
12 Nov
Fri
13 Nov
Sat
14 Nov
Sun
15 Nov
Mon
16 Nov
Tue
17 Nov
Real-time AQI (Monitoring Station in Zhangjiakou)
人民公园
7045 *
PM2.5
62
PM10
32
O3
0.8
CO
3
SO2
54
NO2
世纪豪园
5829
PM2.5
61 *
PM10
32
O3
0.8
CO
9
SO2
54
NO2
青少年活动中心
3323
PM2.5
31
PM10
52
O3
0.2
CO
11
SO2
33
NO2
Air quality in the last 12 months (Zhangjiakou)
|
2026/09
|
23
|
27
|
28
|
29
|
32
|
37
|
28
|
21
|
22
|
22
|
24
|
29
|
25
|
23
|
33
|
41
|
42
|
56
|
52
|
28
|
27
|
32
|
39
|
36
|
32
|
22
|
23
|
22
|
32
|
18
|
|
|
2026/08
|
31
|
30
|
26
|
32
|
27
|
27
|
27
|
27
|
33
|
43
|
39
|
26
|
24
|
24
|
30
|
26
|
25
|
29
|
36
|
34
|
39
|
43
|
38
|
35
|
32
|
27
|
27
|
30
|
29
|
21
|
20
|
|
2026/07
|
33
|
34
|
51
|
34
|
28
|
25
|
26
|
27
|
34
|
28
|
36
|
39
|
45
|
28
|
35
|
27
|
37
|
31
|
32
|
38
|
34
|
32
|
33
|
32
|
36
|
39
|
37
|
37
|
30
|
29
|
30
|
|
2026/06
|
35
|
46
|
29
|
24
|
24
|
23
|
22
|
22
|
20
|
20
|
26
|
34
|
33
|
30
|
44
|
35
|
33
|
41
|
50
|
26
|
28
|
36
|
36
|
25
|
29
|
30
|
35
|
40
|
55
|
36
|
|
|
2026/05
|
43
|
36
|
26
|
31
|
50
|
47
|
29
|
33
|
54
|
36
|
32
|
61
|
71
|
72
|
65
|
49
|
30
|
32
|
39
|
41
|
44
|
37
|
48
|
58
|
53
|
40
|
39
|
30
|
28
|
36
|
39
|
|
2026/04
|
33
|
51
|
72
|
89
|
57
|
28
|
33
|
54
|
40
|
31
|
40
|
48
|
62
|
60
|
74
|
48
|
58
|
70
|
159
|
78
|
42
|
38
|
61
|
55
|
52
|
40
|
69
|
27
|
28
|
36
|
|
|
2026/03
|
86
|
85
|
59
|
47
|
43
|
26
|
39
|
52
|
28
|
36
|
27
|
57
|
81
|
26
|
36
|
52
|
73
|
28
|
29
|
37
|
85
|
46
|
59
|
87
|
61
|
42
|
28
|
42
|
39
|
27
|
41
|
|
2026/02
|
21
|
25
|
48
|
57
|
25
|
12
|
16
|
26
|
50
|
58
|
37
|
54
|
56
|
46
|
25
|
21
|
44
|
34
|
52
|
101
|
220
|
33
|
36
|
54
|
79
|
44
|
62
|
51
|
|||
|
2026/01
|
23
|
27
|
32
|
20
|
22
|
28
|
31
|
61
|
81
|
32
|
29
|
44
|
38
|
85
|
107
|
27
|
41
|
33
|
18
|
14
|
19
|
33
|
31
|
23
|
36
|
53
|
29
|
44
|
37
|
54
|
23
|
|
2025/12
|
22
|
24
|
32
|
25
|
42
|
60
|
45
|
31
|
54
|
51
|
28
|
51
|
26
|
52
|
59
|
39
|
40
|
71
|
71
|
20
|
29
|
63
|
39
|
25
|
22
|
41
|
43
|
50
|
28
|
23
|
22
|
|
2025/11
|
22
|
22
|
40
|
57
|
72
|
87
|
56
|
49
|
29
|
33
|
47
|
47
|
32
|
50
|
60
|
24
|
17
|
24
|
32
|
25
|
37
|
51
|
88
|
42
|
41
|
67
|
40
|
80
|
94
|
84
|
|
|
2025/10
|
38
|
44
|
38
|
40
|
45
|
37
|
32
|
23
|
11
|
14
|
27
|
30
|
41
|
41
|
46
|
32
|
13
|
17
|
14
|
18
|
25
|
36
|
58
|
63
|
39
|
15
|
26
|
41
|
67
|
26
|
21
|
|
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