Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Dec
Tue
24 Dec
Wed
25 Dec
Thu
26 Dec
Fri
27 Dec
Sat
28 Dec
Sun
29 Dec
Zhangjiakou Air quality rank
Real-time AQI (Monitoring Station in Zhangjiakou)
人民公园
173
PM2.5
11
PM10
54
O3
0.3
CO
1
SO2
4
NO2
五金库
208
PM2.5
20
PM10
58
O3
0.0
CO
3
SO2
7
NO2
世纪豪园
208
PM2.5
11
PM10
63
O3
0.5
CO
2
SO2
2
NO2
北泵房
188
PM2.5
9
PM10
56
O3
0.4
CO
7
SO2
8
NO2
烟厂
199
PM2.5
12
PM10
59
O3
0.2
CO
3
SO2
4
NO2
Air quality in the last 12 months (Zhangjiakou)
|
2024/11
|
54
|
52
|
34
|
19
|
21
|
29
|
55
|
102
|
159
|
79
|
53
|
49
|
82
|
61
|
44
|
54
|
32
|
33
|
66
|
52
|
24
|
27
|
50
|
99
|
35
|
25
|
19
|
15
|
20
|
45
|
|
|
2024/10
|
12
|
15
|
23
|
38
|
52
|
46
|
15
|
27
|
37
|
28
|
38
|
48
|
81
|
60
|
44
|
49
|
64
|
26
|
17
|
24
|
38
|
18
|
37
|
43
|
65
|
93
|
20
|
30
|
27
|
41
|
64
|
|
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
|
|
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